:root {
    --bg: #f3f5f7;
    --surface: #ffffff;
    --surface-soft: #f8fafb;
    --line: #dce2e6;
    --line-strong: #c6cfd5;
    --text: #17242d;
    --muted: #687680;
    --cyan: #08a4cf;
    --cyan-dark: #087c9f;
    --cyan-soft: #e7f7fb;
    --green: #2a9d62;
    --green-soft: #e8f6ee;
    --amber: #d69014;
    --amber-soft: #fff5dc;
    --red: #cf4545;
    --red-soft: #feeeee;
    --violet: #7158b8;
    --shadow: 0 8px 24px rgba(28, 45, 56, .08);
}

* { box-sizing: border-box; }
html { color-scheme: light; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: Inter, "Segoe UI", Arial, sans-serif; font-size: 14px; letter-spacing: 0; }
button, input, select { font: inherit; letter-spacing: 0; }
button { color: inherit; }
svg { width: 18px; height: 18px; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 5px; font-size: 29px; line-height: 1.12; }
h2 { margin-bottom: 3px; font-size: 16px; }
p { color: var(--muted); }
.eyebrow { display: block; margin-bottom: 5px; color: var(--cyan-dark); font-size: 10px; font-weight: 800; text-transform: uppercase; }

.login-page { min-height: 100vh; display: grid; place-items: center; padding: 24px; background: #eef2f4; }
.login-shell { width: min(820px, 100%); min-height: 470px; display: grid; grid-template-columns: .9fr 1.1fr; overflow: hidden; border: 1px solid var(--line); border-radius: 8px; background: var(--surface); box-shadow: 0 22px 60px rgba(24, 42, 53, .14); }
.login-brand { display: grid; align-content: center; justify-items: center; padding: 48px; background: #12303d; color: white; }
.login-brand img { width: min(240px, 100%); filter: brightness(0) invert(1); }
.login-brand p { margin: 16px 0 0; color: #9fd5e3; font-size: 16px; }
.login-panel { display: grid; align-content: center; gap: 18px; padding: 54px 64px; }
.login-panel header p { margin-bottom: 0; }
.login-panel label, .filter-bar label, .settings-panel>label:not(.toggle-row) { display: grid; gap: 6px; color: var(--muted); font-size: 11px; font-weight: 750; }
.login-panel input, .filter-bar input, .filter-bar select, .settings-panel input, .settings-panel select, .dialog-field input, .dialog-field textarea { width: 100%; min-width: 0; height: 40px; padding: 0 11px; border: 1px solid var(--line-strong); border-radius: 5px; background: white; color: var(--text); outline: none; }
.login-panel input:focus, input:focus, select:focus, textarea:focus { border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(8, 164, 207, .1); }
.login-panel small { color: var(--muted); text-align: center; }
.form-error { padding: 9px 11px; border-radius: 5px; background: var(--red-soft); color: var(--red); font-weight: 700; }

.primary-button, .secondary-button, .danger-button { min-height: 38px; display: inline-flex; align-items: center; justify-content: center; gap: 7px; padding: 0 13px; border-radius: 5px; cursor: pointer; font-weight: 750; }
.primary-button { border: 1px solid var(--cyan); background: var(--cyan); color: white; }
.primary-button:hover { background: var(--cyan-dark); border-color: var(--cyan-dark); }
.secondary-button { border: 1px solid var(--line-strong); background: white; }
.secondary-button:hover { border-color: var(--cyan); color: var(--cyan-dark); }
.danger-button { border: 1px solid #e5a5a5; background: white; color: var(--red); }
.text-button { padding: 4px; border: 0; background: none; color: var(--cyan-dark); cursor: pointer; font-size: 12px; font-weight: 750; }
.icon-button { width: 36px; height: 36px; display: inline-grid; place-items: center; flex: 0 0 auto; padding: 0; border: 1px solid var(--line); border-radius: 5px; background: white; cursor: pointer; }
.icon-button:hover, .icon-button.active { border-color: var(--cyan); background: var(--cyan-soft); color: var(--cyan-dark); }

.app-shell { min-height: 100vh; display: grid; grid-template-columns: 232px minmax(0, 1fr); }
.sidebar { position: sticky; top: 0; z-index: 40; height: 100vh; display: flex; flex-direction: column; border-right: 1px solid var(--line); background: var(--surface); }
.brand-block { height: 76px; display: grid; align-content: center; gap: 3px; padding: 14px 20px; border-bottom: 1px solid var(--line); }
.brand-block img { width: 142px; }
.brand-block>span { color: var(--muted); font-size: 10px; font-weight: 700; }
.installation-block { display: grid; gap: 4px; padding: 17px 20px; border-bottom: 1px solid var(--line); }
.installation-block small { color: var(--muted); font-size: 10px; }
.installation-block strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.installation-block>span { display: flex; align-items: center; gap: 6px; color: var(--muted); font-size: 10px; }
.live-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 3px var(--green-soft); }
.primary-nav { display: grid; gap: 2px; padding: 13px 10px; overflow-y: auto; }
.nav-button { width: 100%; min-height: 39px; display: flex; align-items: center; gap: 10px; padding: 7px 10px; border: 0; border-radius: 5px; background: transparent; color: #52616c; cursor: pointer; text-align: left; font-weight: 680; }
.nav-button:hover { background: var(--surface-soft); color: var(--text); }
.nav-button.active { background: var(--cyan-soft); color: var(--cyan-dark); }
.nav-button b { min-width: 20px; margin-left: auto; padding: 2px 5px; border-radius: 8px; background: var(--red-soft); color: var(--red); text-align: center; font-size: 10px; }
.nav-button .nav-new { background: var(--green-soft); color: var(--green); }
.sidebar-footer { margin-top: auto; padding: 10px; border-top: 1px solid var(--line); }
.sidebar-footer form { margin: 0; }

.main-area { min-width: 0; }
.topbar { position: sticky; top: 0; z-index: 30; min-height: 64px; display: flex; align-items: center; gap: 12px; padding: 10px 24px; border-bottom: 1px solid var(--line); background: rgba(255, 255, 255, .96); backdrop-filter: blur(8px); }
.topbar>div:nth-child(2) { display: grid; gap: 1px; }
.topbar>div:nth-child(2)>span { color: var(--muted); font-size: 10px; }
.topbar-actions { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.weather-pill, .user-chip, .sim-status { height: 36px; display: flex; align-items: center; gap: 7px; padding: 0 10px; border: 1px solid var(--line); border-radius: 5px; background: var(--surface-soft); }
.weather-pill span { color: var(--muted); font-size: 11px; }
.sim-status { cursor: pointer; }
.sim-status.running svg { color: var(--green); }
.menu-button { display: none; }

.view { display: none; padding: 24px; animation: view-in .2s ease both; }
.view.active { display: block; }
@keyframes view-in { from { opacity: 0; transform: translateY(3px); } to { opacity: 1; transform: none; } }
.page-header { min-height: 65px; display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 18px; }
.page-header p { margin: 0; }
.header-actions { display: flex; gap: 8px; }

.kpi-strip { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); margin-bottom: 14px; border: 1px solid var(--line); border-radius: 7px; background: var(--surface); overflow: hidden; }
.kpi-strip article { min-width: 0; min-height: 94px; display: grid; grid-template-columns: 38px 1fr; align-content: center; gap: 10px; padding: 14px; border-right: 1px solid var(--line); }
.kpi-strip article:last-child { border-right: 0; }
.kpi-icon { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 6px; background: var(--cyan-soft); color: var(--cyan-dark); }
.kpi-icon.green { background: var(--green-soft); color: var(--green); }
.kpi-icon.amber { background: var(--amber-soft); color: var(--amber); }
.kpi-icon.red { background: var(--red-soft); color: var(--red); }
.kpi-icon.violet { background: #f0edfa; color: var(--violet); }
.kpi-strip strong { display: block; overflow: hidden; font-size: 25px; line-height: 1.1; text-overflow: ellipsis; white-space: nowrap; }
.kpi-strip p { margin: 4px 0 0; font-size: 10px; }
.kpi-strip.small { grid-template-columns: repeat(3, 1fr); }

.panel { min-width: 0; border: 1px solid var(--line); border-radius: 7px; background: var(--surface); box-shadow: 0 3px 12px rgba(24, 42, 53, .035); }
.panel>header { min-height: 61px; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 15px; border-bottom: 1px solid var(--line); }
.panel>header p { margin: 0; font-size: 10px; }
.dashboard-charts { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(290px, .7fr); gap: 14px; margin-bottom: 14px; }
.chart-box { position: relative; height: 245px; padding: 12px; }
.live-label { display: flex; align-items: center; gap: 6px; color: var(--green); font-size: 10px; font-weight: 750; }
.live-label i { width: 7px; height: 7px; border-radius: 50%; background: var(--green); }
.dashboard-lower { display: grid; grid-template-columns: minmax(380px, 1.3fr) minmax(260px, .75fr) minmax(260px, .75fr); gap: 14px; }
.dashboard-intelligence { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(320px, .65fr); gap: 14px; margin-bottom: 14px; }

.demo-isolation { display: inline-flex; align-items: center; gap: 7px; padding: 8px 10px; border: 1px solid #b9ddca; border-radius: 5px; background: var(--green-soft); color: #25764d; font-size: 11px; font-weight: 750; }
.bms-tabs { margin-bottom: 14px; }
.bms-kpis { margin-bottom: 16px; }
.bms-source-banner { min-height: 53px; display: flex; align-items: center; gap: 10px; margin-bottom: 12px; padding: 9px 12px; border: 1px solid #b7dbe4; border-radius: 6px; background: var(--cyan-soft); color: var(--cyan-dark); }
.bms-source-banner>div { display: grid; gap: 2px; }
.bms-source-banner small { color: var(--muted); font-size: 10px; }
.bms-source-banner.online { border-color: #abd9c0; background: var(--green-soft); color: #24784d; }
.bms-source-banner.stale { border-color: #ead39d; background: var(--amber-soft); color: #9a650d; }
.bms-source-banner.offline { border-color: #e9b8b8; background: var(--red-soft); color: var(--red); }
.readonly-tag { display: inline-flex; align-items: center; gap: 6px; color: var(--green); font-size: 11px; font-weight: 800; }
.bms-overview { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(300px, .55fr); gap: 14px; }
.section-heading { min-height: 55px; display: flex; align-items: center; justify-content: space-between; }
.section-heading p { margin: 0; font-size: 11px; }
.bms-sheet-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.bms-sheet-card { min-width: 0; min-height: 91px; display: grid; grid-template-columns: 42px 1fr 20px; align-items: center; gap: 12px; padding: 14px; border: 1px solid var(--line); border-radius: 7px; background: white; text-align: left; cursor: pointer; transition: border-color .16s, transform .16s, box-shadow .16s; }
.bms-sheet-card:hover { border-color: #82bbc4; transform: translateY(-2px); box-shadow: var(--shadow); }
.bms-sheet-card>span { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 6px; background: #e8f4f2; color: #167c80; }
.bms-sheet-card>div { min-width: 0; display: grid; gap: 3px; }
.bms-sheet-card small, .bms-sheet-card em { overflow: hidden; color: var(--muted); font-size: 9px; font-style: normal; text-overflow: ellipsis; white-space: nowrap; }
.bms-sheet-card strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bms-events { overflow: hidden; }
.bms-event { display: grid; grid-template-columns: 32px 1fr; gap: 9px; padding: 11px 14px; border-bottom: 1px solid var(--line); }
.bms-event>span { width: 30px; height: 30px; display: grid; place-items: center; border-radius: 5px; background: var(--cyan-soft); color: var(--cyan-dark); }
.bms-event.warning>span { background: var(--amber-soft); color: var(--amber); }
.bms-event p { margin: 2px 0; font-size: 10px; }
.bms-event small { color: var(--muted); font-size: 9px; }
.bms-synoptic-toolbar { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.bms-sheet-tabs { min-width: 0; display: flex; gap: 4px; overflow-x: auto; scrollbar-width: thin; }
.bms-sheet-tabs button { min-height: 38px; display: flex; align-items: center; gap: 6px; padding: 0 10px; border: 1px solid var(--line); border-radius: 5px; background: white; color: var(--muted); white-space: nowrap; cursor: pointer; font-size: 11px; }
.bms-sheet-tabs button.active { border-color: #77b4ba; background: #e8f4f2; color: #166c70; font-weight: 750; }
.bms-synoptic-toolbar .zoom-tools { margin-left: auto; display: flex; gap: 4px; }
.bms-canvas { position: relative; min-height: 520px; overflow: auto; border: 1px solid var(--line-strong); border-radius: 7px; background: #dfe8ec; overscroll-behavior: contain; }
.bms-svg-stage { width: max(100%, 1080px); transform-origin: top left; transition: transform .15s ease; }
.bms-svg-stage>svg { width: 100%; height: auto; display: block; }
.bms-widget { cursor: pointer; }
.bms-widget text { pointer-events: none; font-family: Arial, sans-serif; }
.bms-widget .pilot-ring { fill: rgba(255,255,255,.94); stroke: #71838b; stroke-width: 1.5; filter: drop-shadow(0 1px 2px rgba(20,40,50,.25)); }
.bms-widget .pilot { fill: #2a9d62; }
.bms-widget.stopped .pilot { fill: #84939a; }
.bms-widget.alarm .pilot { fill: #d69014; animation: bms-pulse 1.2s infinite; }
.bms-widget.offline .pilot { fill: #cf4545; }
.bms-widget:hover .pilot-ring, .bms-widget:hover .display-back, .bms-widget:hover .mode-back, .bms-widget:hover .control-back { stroke: #08a4cf; stroke-width: 2.5; }
.bms-widget .display-back, .bms-widget .control-back { fill: #f9fcfd; stroke: #52656e; stroke-width: 1.2; filter: drop-shadow(0 1px 1px rgba(20,40,50,.22)); }
.bms-widget .display-value { fill: #102d37; font-size: 12px; font-weight: 800; text-anchor: middle; }
.bms-widget .mode-back { fill: #eef3f5; stroke: #52656e; stroke-width: 1.2; }
.bms-widget.bms-buttonArray text { fill: #62747c; font-size: 11px; font-weight: 800; text-anchor: middle; }
.bms-widget.bms-buttonArray text.selected { fill: white; paint-order: stroke; stroke: #167c80; stroke-width: 8px; stroke-linejoin: round; }
.bms-widget .fault-ring { fill: #cf4545; stroke: white; stroke-width: 2; filter: drop-shadow(0 1px 2px rgba(20,40,50,.35)); }
.bms-widget .fault-mark { fill: white; font-size: 13px; font-weight: 900; text-anchor: middle; }
@keyframes bms-pulse { 50% { opacity: .35; } }
.bms-legend { min-height: 42px; display: flex; align-items: center; gap: 18px; padding: 8px 12px; color: var(--muted); font-size: 10px; }
.bms-legend span { display: flex; align-items: center; gap: 5px; }
.bms-legend small { margin-left: auto; }
.bms-dot { width: 8px; height: 8px; border-radius: 50%; background: #84939a; }
.bms-dot.running { background: var(--green); }.bms-dot.alarm { background: var(--amber); }.bms-dot.offline { background: var(--red); }
.bms-block-filter { display: flex; align-items: end; justify-content: space-between; }
.bms-block-filter label { width: min(440px, 100%); }
.bms-block-filter>span, .table-subline { display: block; color: var(--muted); font-size: 10px; }
.bms-mode { min-width: 27px; display: inline-grid; place-items: center; padding: 3px 5px; border-radius: 4px; background: var(--cyan-soft); color: var(--cyan-dark); font-weight: 800; }
.bms-mode.mode-p { background: #edf0f2; color: #657780; }.bms-mode.mode-m { background: var(--amber-soft); color: #a26b0e; }
.bms-pagination { display: flex; align-items: center; justify-content: center; gap: 14px; padding: 14px; }
.bms-pagination span { color: var(--muted); font-size: 11px; }
.bms-dialog { width: min(820px, calc(100% - 24px)); }
.bms-block-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px; }
.bms-block-head>div:first-child { display: grid; gap: 4px; }.bms-block-head small { color: var(--muted); }
.bms-sim-note { display: flex; align-items: center; gap: 9px; margin: 0 14px 12px; padding: 9px 11px; border: 1px solid #b9ddca; border-radius: 5px; background: var(--green-soft); color: #25764d; font-size: 10px; }
.bms-point-list { max-height: 54vh; overflow: auto; border-top: 1px solid var(--line); }
.bms-point-row { min-height: 53px; display: grid; grid-template-columns: minmax(180px, 1fr) minmax(130px, auto) 38px; align-items: center; gap: 10px; padding: 7px 14px; }
.bms-point-row:nth-child(4n+1), .bms-point-row:nth-child(4n+2) { background: #f4faff; }
.bms-point-row>div { min-width: 0; display: grid; }.bms-point-row small { overflow: hidden; color: var(--muted); font-size: 9px; text-overflow: ellipsis; white-space: nowrap; }
.bms-point-row form { display: flex; align-items: center; gap: 5px; }
.bms-point-row input { width: 88px; height: 34px; padding: 0 8px; border: 1px solid var(--line-strong); border-radius: 5px; }
.bms-point-value { color: #167c80; font-weight: 800; white-space: nowrap; }
.bms-history-panel .chart-box { height: 390px; }
.intelligence-panel, .impact-panel { min-height: 245px; }
.intelligence-panel>header, .impact-panel>header { display: flex; align-items: center; justify-content: space-between; }
.intelligence-panel>header span { color: var(--cyan-dark); }
.intelligence-panel>header>svg, .impact-panel>header>svg { color: var(--cyan); }
.opportunity-list { display: grid; padding: 0 14px 14px; }
.opportunity-list button { min-height: 44px; display: grid; grid-template-columns: 25px 1fr auto; align-items: center; gap: 9px; padding: 6px 0; border: 0; border-bottom: 1px solid var(--line); background: transparent; color: var(--text); text-align: left; cursor: pointer; }
.opportunity-list button>b { width: 23px; height: 23px; display: grid; place-items: center; border-radius: 4px; background: var(--cyan-soft); color: var(--cyan-dark); }
.opportunity-list button>span { display: grid; }
.opportunity-list small, .opportunity-list em { color: var(--muted); font-size: 9px; font-style: normal; }
.impact-panel { padding: 14px; }
.impact-panel>header { padding: 0 0 12px; border-bottom: 1px solid var(--line); }
.impact-main { display: flex; align-items: end; justify-content: space-between; gap: 12px; margin: 16px 0 10px; }
.impact-main>strong { font-size: 34px; }
.impact-main span { color: var(--muted); font-size: 10px; }
.impact-track { height: 7px; border-radius: 4px; background: #e7ecef; overflow: hidden; }
.impact-track i { display: block; height: 100%; border-radius: 4px; background: var(--green); transition: width .5s ease; }
.impact-panel dl { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 16px; margin: 14px 0; }
.impact-panel dl div { display: flex; justify-content: space-between; gap: 8px; }
.impact-panel dt { color: var(--muted); }
.impact-panel dd { margin: 0; font-weight: 750; }
.impact-panel footer { color: var(--muted); font-size: 8px; }
.floor-overview { min-height: 340px; }
.compact-panel { min-height: 340px; }
.compact-list, .activity-list { max-height: 276px; overflow: auto; }
.compact-item, .activity-item { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 9px; min-height: 51px; padding: 9px 13px; border-bottom: 1px solid #edf0f2; }
button.compact-item { width: 100%; border-top: 0; border-right: 0; border-left: 0; background: white; cursor: pointer; text-align: left; }
.compact-item:last-child, .activity-item:last-child { border-bottom: 0; }
.compact-item>div, .activity-item>div { min-width: 0; display: grid; gap: 2px; }
.compact-item strong, .activity-item strong { overflow: hidden; font-size: 12px; text-overflow: ellipsis; white-space: nowrap; }
.compact-item small, .activity-item small { color: var(--muted); font-size: 9px; }
.activity-item { grid-template-columns: 30px 1fr auto; }
.activity-icon { width: 28px; height: 28px; display: grid; place-items: center; border-radius: 5px; background: var(--surface-soft); color: var(--cyan-dark); }
.activity-icon svg { width: 14px; height: 14px; }
.severity { width: 9px; height: 9px; border-radius: 50%; background: var(--amber); }
.severity.p1 { background: var(--red); }
.severity.p3 { background: var(--violet); }

.mini-floor { padding: 13px 15px; }
.mini-floor+.mini-floor { border-top: 1px solid var(--line); }
.mini-floor>header { display: flex; justify-content: space-between; margin-bottom: 8px; font-size: 11px; }
.mini-room-row { display: grid; grid-template-columns: repeat(7, minmax(38px, 1fr)); gap: 5px; }
.mini-room { min-height: 37px; display: grid; place-items: center; border: 1px solid var(--line); border-left: 3px solid var(--green); border-radius: 4px; background: var(--surface-soft); cursor: pointer; font-size: 10px; font-weight: 750; }
.mini-room.offline { border-left-color: var(--red); color: var(--muted); }
.mini-room.hot { background: var(--amber-soft); }
.mini-room.cool { background: var(--cyan-soft); }

.filter-bar { display: grid; grid-template-columns: minmax(180px, 1.4fr) repeat(3, minmax(130px, 1fr)) auto; align-items: end; gap: 10px; margin-bottom: 13px; padding: 12px; border: 1px solid var(--line); border-radius: 7px; background: white; }
.view-toggle { display: flex; gap: 4px; }
.rooms-table-wrap, .data-table-wrap { width: 100%; overflow: auto; border: 1px solid var(--line); border-radius: 7px; background: white; }
.data-table { width: 100%; border-collapse: collapse; }
.data-table th { position: sticky; top: 0; z-index: 2; height: 38px; padding: 7px 9px; border-bottom: 1px solid var(--line-strong); background: #f5f7f8; color: #53616b; text-align: left; font-size: 10px; text-transform: uppercase; white-space: nowrap; }
.data-table td { height: 43px; padding: 7px 9px; border-bottom: 1px solid #e9edef; color: #33434e; white-space: nowrap; }
.data-table tbody tr { cursor: default; }
.data-table tbody tr:nth-child(4n+3), .data-table tbody tr:nth-child(4n+4) { background: #f4fafc; }
.data-table tbody tr:hover { background: #eaf6fa; }
.data-table .room-link { border: 0; background: none; color: var(--cyan-dark); cursor: pointer; font-weight: 800; }
.status-dot { width: 9px; height: 9px; display: inline-block; border-radius: 50%; background: var(--red); }
.status-dot.online { background: var(--green); }
.signal-set { display: flex; align-items: center; gap: 4px; }
.signal-icon { width: 27px; height: 27px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 4px; background: #f8f9fa; color: #aab3b9; }
.signal-icon svg { width: 14px; height: 14px; }
.signal-icon.active { border-color: #9ed9e7; background: var(--cyan-soft); color: var(--cyan-dark); }
.signal-icon.alert { border-color: #e7b4b4; background: var(--red-soft); color: var(--red); }
.mode-tag, .state-tag { display: inline-flex; align-items: center; min-height: 23px; padding: 0 7px; border-radius: 4px; background: var(--surface-soft); color: var(--muted); font-size: 10px; font-weight: 750; }
.state-tag.active, .mode-tag.comfort { background: var(--green-soft); color: #217a4d; }
.mode-tag.eco { background: var(--cyan-soft); color: var(--cyan-dark); }
.mode-tag.dirty { background: var(--amber-soft); color: #94620c; }
.state-tag.ack { background: var(--amber-soft); color: #94620c; }
.state-tag.resolved { background: #edf0f2; color: var(--muted); }
.room-card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(235px, 1fr)); gap: 10px; border: 0; background: transparent; }
.rooms-lazy-sentinel { min-height: 54px; display: flex; align-items: center; justify-content: center; gap: 9px; color: var(--muted); font-size: 10px; font-weight: 700; }
.room-card-grid>.rooms-lazy-sentinel { grid-column: 1 / -1; border: 1px solid var(--line); border-radius: 7px; background: white; }
.rooms-lazy-sentinel span { width: 16px; height: 16px; border: 2px solid #c8d4da; border-top-color: var(--cyan-dark); border-radius: 50%; animation: room-loader .8s linear infinite; }
.rooms-lazy-row td { height: 54px; padding: 0; background: white; }
@keyframes room-loader { to { transform: rotate(360deg); } }
.room-card { display: grid; gap: 12px; min-height: 155px; padding: 14px; border: 1px solid var(--line); border-left: 4px solid var(--green); border-radius: 7px; background: white; cursor: pointer; box-shadow: 0 3px 12px rgba(24,42,53,.04); }
.room-card:hover { border-color: #9ed9e7; box-shadow: var(--shadow); }
.room-card.offline { border-left-color: var(--red); }
.room-card header, .room-card footer { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.room-card h3 { margin: 0; font-size: 23px; }
.room-card .temperature-value { font-size: 27px; font-weight: 800; }

.toolbar-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.segmented { display: inline-flex; gap: 2px; padding: 3px; border: 1px solid var(--line); border-radius: 6px; background: #eef2f4; }
.segmented button { min-height: 32px; padding: 0 11px; border: 0; border-radius: 4px; background: transparent; color: var(--muted); cursor: pointer; font-weight: 700; }
.segmented button.active { background: white; color: var(--cyan-dark); box-shadow: 0 1px 4px rgba(24,42,53,.12); }
.map-legend { min-height: 43px; display: flex; align-items: center; flex-wrap: wrap; gap: 16px; margin-bottom: 12px; padding: 8px 12px; border: 1px solid var(--line); border-radius: 7px; background: white; color: var(--muted); font-size: 11px; }
.legend-item { display: flex; align-items: center; gap: 6px; }
.legend-swatch { width: 16px; height: 16px; border: 1px solid rgba(0,0,0,.12); border-radius: 3px; }
.floor-map-large { min-height: 540px; display: grid; place-items: center; padding: 26px; border: 1px solid var(--line); border-radius: 7px; background: white; overflow: auto; }
.map-tools { display: flex; align-items: center; gap: 8px; }
.map-search { height: 36px; display: flex; align-items: center; gap: 6px; padding: 0 9px; border: 1px solid var(--line); border-radius: 5px; background: white; }
.map-search svg { width: 15px; color: var(--muted); }
.map-search input { width: 145px; border: 0; outline: 0; }
.map-tools select { height: 36px; border: 1px solid var(--line); border-radius: 5px; background: white; }
.zoom-tools { display: flex; gap: 3px; }
.sector-tabs { display: flex; gap: 4px; margin-bottom: 10px; overflow-x: auto; }
.sector-tabs button { min-width: 38px; height: 34px; border: 1px solid var(--line); border-radius: 4px; background: white; color: var(--muted); cursor: pointer; font-weight: 750; }
.sector-tabs button.active { border-color: #78c9dc; background: var(--cyan-soft); color: var(--cyan-dark); }
.resort-overview { width: 100%; display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 10px; align-self: start; }
.resort-sector { min-height: 132px; display: grid; gap: 12px; padding: 14px; border: 1px solid var(--line); border-left: 4px solid var(--cyan); border-radius: 6px; background: white; text-align: left; cursor: pointer; }
.resort-sector:hover, .plan-room-cell:hover { border-color: #75c5d8; box-shadow: var(--shadow); }
.resort-sector header, .resort-sector footer, .resort-sector div { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.resort-sector b { font-size: 24px; }
.resort-sector small, .resort-sector span { color: var(--muted); }
.plan-stage { position: relative; flex: 0 0 auto; transform-origin: top left; transition: transform .18s ease; }
.plan-room-cell { position: absolute; display: grid; align-content: center; gap: 2px; padding: 4px 6px; border: 1px solid #ccd5da; border-left: 3px solid var(--green); border-radius: 3px; color: var(--text); text-align: left; cursor: pointer; overflow: hidden; transition: box-shadow .15s, transform .15s; }
.plan-room-cell strong { font-size: 11px; line-height: 1; }
.plan-room-cell span { max-width: 100%; color: #53616b; font-size: 8px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.plan-room-cell.selected { outline: 3px solid var(--cyan); z-index: 3; transform: scale(1.08); }
.cell-status { position: absolute; top: 3px; right: 3px; width: 5px; height: 5px; border-radius: 50%; background: var(--green); }
.cell-status.offline { background: var(--red); }
.map-minimap { position: sticky; right: 10px; bottom: 10px; align-self: end; display: grid; gap: 2px; min-width: 105px; padding: 9px; border: 1px solid var(--line); border-radius: 5px; background: rgba(255,255,255,.94); box-shadow: var(--shadow); }
.map-minimap span, .map-minimap small { color: var(--muted); font-size: 9px; }
.sector-summary-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 7px; padding: 12px; }
.sector-summary { position: relative; min-height: 84px; display: grid; grid-template-columns: 1fr auto; gap: 7px; padding: 10px; border: 1px solid var(--line); border-radius: 5px; background: white; text-align: left; cursor: pointer; overflow: hidden; }
.sector-summary span { display: grid; }
.sector-summary small { color: var(--muted); font-size: 9px; }
.sector-summary i { position: absolute; left: 0; bottom: 0; height: 3px; background: var(--cyan); }
.floor-plan-grid { width: min(920px, 100%); display: grid; grid-template-columns: repeat(2, minmax(230px, 1fr)); gap: 18px 90px; }
.floor-wing { display: grid; gap: 7px; }
.floor-wing h3 { margin: 0 0 4px; color: var(--muted); font-size: 11px; text-transform: uppercase; }
.map-room { min-height: 57px; display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 10px; padding: 9px 11px; border: 1px solid var(--line); border-left: 5px solid var(--green); border-radius: 5px; background: var(--surface-soft); cursor: pointer; }
.map-room:hover { transform: translateX(2px); box-shadow: var(--shadow); }
.map-room strong { font-size: 17px; }
.map-room span { color: var(--muted); font-size: 10px; }

.alarm-filters { grid-template-columns: repeat(3, minmax(150px, 260px)); }
.embedded { border: 0; border-radius: 0 0 7px 7px; }
.split-layout { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(260px, .5fr); gap: 14px; }
.terrace-layout { display: grid; grid-template-columns: 320px minmax(0, 1fr); gap: 14px; }
.settings-panel { display: grid; align-content: start; gap: 13px; padding: 16px; border: 1px solid var(--line); border-radius: 7px; background: white; }
.toggle-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 5px 0; color: var(--text); }
.toggle-row>span { display: grid; gap: 3px; }
.toggle-row small { color: var(--muted); font-size: 10px; font-weight: 500; }
.toggle-row input { position: absolute; opacity: 0; }
.toggle-row i { position: relative; width: 38px; height: 22px; flex: 0 0 auto; border-radius: 12px; background: #c4ccd1; cursor: pointer; }
.toggle-row i::after { content: ""; position: absolute; top: 3px; left: 3px; width: 16px; height: 16px; border-radius: 50%; background: white; transition: left .15s; }
.toggle-row input:checked+i { background: var(--cyan); }
.toggle-row input:checked+i::after { left: 19px; }

.room-detail-heading { align-items: center; justify-content: flex-start; }
.room-detail-heading>div:nth-child(2) { min-width: 0; }
.room-heading-status { margin-left: auto; display: flex; align-items: center; gap: 6px; }
.room-tabs { display: flex; gap: 3px; margin-bottom: 14px; padding: 3px; border: 1px solid var(--line); border-radius: 7px; background: white; overflow-x: auto; }
.room-tabs button { min-width: 118px; height: 37px; display: flex; align-items: center; justify-content: center; gap: 6px; padding: 0 10px; border: 0; border-radius: 4px; background: transparent; color: var(--muted); cursor: pointer; font-weight: 700; white-space: nowrap; }
.room-tabs button.active { background: var(--cyan-soft); color: var(--cyan-dark); }
.room-overview { display: grid; grid-template-columns: minmax(260px, .65fr) minmax(380px, 1.35fr); gap: 14px; }
.zone-overview, .zone-control-grid { display: grid; grid-template-columns: repeat(2, minmax(260px, 1fr)); gap: 14px; margin-bottom: 14px; }
.zone-card { padding: 15px; border-left: 4px solid var(--cyan); }
.zone-card.error { border-left-color: var(--red); }
.zone-card header, .zone-control header { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.zone-tags { display: flex; gap: 5px; }
.zone-card h2, .zone-control h2 { margin: 2px 0 0; }
.zone-metrics { display: grid; grid-template-columns: 1.2fr repeat(3, 1fr); align-items: end; gap: 12px; margin-top: 16px; }
.zone-metrics strong { font-size: 28px; }
.zone-metrics span { color: var(--muted); font-size: 10px; }
.zone-control .device-bar { margin-top: 13px; }
.climate-modes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 3px; margin: 13px 0; padding: 3px; border: 1px solid var(--line); border-radius: 5px; background: var(--surface-soft); }
.climate-modes button { min-height: 34px; border: 0; border-radius: 3px; background: transparent; color: var(--muted); cursor: pointer; font-weight: 700; }
.climate-modes button.active { background: white; color: var(--cyan-dark); box-shadow: 0 1px 4px rgba(24,42,53,.12); }
.room-state-panel { padding: 15px; }
.room-state-panel h2 { margin-bottom: 13px; }
.state-list { margin: 0; }
.state-list>div { display: flex; align-items: center; justify-content: space-between; gap: 10px; min-height: 42px; border-bottom: 1px solid #edf0f2; }
.state-list dt { color: var(--muted); }
.state-list dd { margin: 0; font-weight: 750; }
.room-vitals { display: grid; grid-template-columns: repeat(4, 1fr); border-bottom: 1px solid var(--line); }
.room-vitals article { min-height: 100px; display: grid; align-content: center; padding: 13px; border-right: 1px solid var(--line); }
.room-vitals article:last-child { border-right: 0; }
.room-vitals strong { font-size: 25px; }
.room-vitals small { color: var(--muted); }
.device-bars { display: grid; gap: 15px; padding: 17px; }
.device-bar { display: grid; grid-template-columns: 80px 1fr 44px; align-items: center; gap: 10px; }
.device-bar span { color: var(--muted); font-size: 11px; }
.bar-track { height: 8px; border-radius: 4px; background: #e7ecef; overflow: hidden; }
.bar-track i { display: block; height: 100%; border-radius: 4px; background: var(--cyan); }
.bar-track.valve i { background: var(--amber); }
.control-layout { display: grid; grid-template-columns: repeat(3, minmax(240px, 1fr)); gap: 14px; }
.control-panel { padding: 15px; }
.control-panel h2 { margin-bottom: 14px; }
.stepper { display: grid; grid-template-columns: 38px 1fr 38px; margin-bottom: 13px; border: 1px solid var(--line); border-radius: 5px; overflow: hidden; }
.stepper button { height: 40px; border: 0; background: var(--surface-soft); cursor: pointer; }
.stepper strong { display: grid; place-items: center; font-size: 18px; }
.switch-grid { display: grid; gap: 1px; }
.switch-grid .toggle-row { min-height: 43px; padding: 7px 0; border-bottom: 1px solid #edf0f2; }
.light-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 14px; }
.room-chart-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.room-chart-grid .chart-box { height: 340px; }
.plan-panel { min-height: 610px; display: grid; grid-template-columns: minmax(0, 1fr) 270px; gap: 14px; }
.room-plan-workspace { min-width: 0; display: grid; grid-template-rows: auto 1fr; border: 1px solid var(--line); border-radius: 7px; background: white; overflow: hidden; }
.plan-telemetry { display: grid; grid-template-columns: repeat(2, minmax(160px, 1fr)) minmax(190px, .8fr); gap: 1px; border-bottom: 1px solid var(--line); background: var(--line); }
.plan-zone, .plan-signals { min-height: 76px; display: grid; align-content: center; gap: 3px; padding: 10px 13px; background: white; }
.plan-zone span, .plan-zone small, .plan-signals small { color: var(--muted); font-size: 9px; }
.plan-zone strong { font-size: 22px; }
.plan-signals .signal-set { margin-bottom: 3px; }
.svg-plan { min-width: 0; display: grid; place-items: center; overflow: auto; background: #fbfcfc; }
.svg-plan svg { width: 100%; height: auto; max-height: 680px; }
.svg-plan [data-coil] { cursor: pointer; transition: opacity .15s, filter .15s; }
.svg-plan [data-coil].coil-off { opacity: .24; filter: grayscale(1); }
.svg-plan [data-coil].coil-on { filter: drop-shadow(0 0 13px #ffd95a) drop-shadow(0 0 5px #fff4b2); }
.svg-plan [data-coil].coil-on:hover, .svg-plan [data-coil].coil-off:hover { opacity: 1; filter: drop-shadow(0 0 10px #08a4cf); }
.svg-plan [data-coil].coil-unmapped { opacity: .14; cursor: default; }
.plan-sidebar { padding: 14px; overflow: hidden; }
.plan-sidebar>header { display: flex; align-items: end; justify-content: space-between; gap: 8px; margin-bottom: 10px; }
.plan-sidebar>header h2 { margin: 2px 0 0; }
.plan-sidebar>header span { color: var(--muted); font-size: 9px; }
.plan-light-list { max-height: 590px; display: grid; gap: 4px; overflow: auto; }
.plan-light-row { min-height: 47px; display: grid; grid-template-columns: 32px 1fr auto; align-items: center; gap: 8px; padding: 6px 8px; border: 1px solid var(--line); border-radius: 4px; background: white; color: var(--text); text-align: left; cursor: pointer; }
.plan-light-row>span { width: 30px; height: 30px; display: grid; place-items: center; border-radius: 4px; background: var(--surface-soft); color: #aab3b9; }
.plan-light-row svg { width: 15px; }
.plan-light-row div { display: grid; min-width: 0; }
.plan-light-row small { color: var(--muted); font-size: 9px; }
.plan-light-row b { color: var(--muted); font-size: 9px; }
.plan-light-row.on { border-color: #e4c96e; background: #fffaf0; }
.plan-light-row.on>span { background: #fff0b7; color: #a66c00; }
.plan-light-row.on b { color: #94620c; }
.report-button { text-decoration: none; }
.diagnostic-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 10px; }
.diagnostic-toolbar input { width: min(360px, 100%); height: 37px; padding: 0 10px; border: 1px solid var(--line); border-radius: 5px; }
.register-value { width: 92px; height: 31px; padding: 0 7px; border: 1px solid var(--line); border-radius: 4px; }
.save-register { width: 32px; height: 31px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 4px; background: white; cursor: pointer; }
.timeline { max-width: 900px; border-left: 2px solid var(--line); margin-left: 10px; padding-left: 21px; }
.timeline-item { position: relative; min-height: 64px; padding: 5px 0 13px; border-bottom: 1px solid var(--line); }
.timeline-item::before { content: ""; position: absolute; left: -27px; top: 12px; width: 9px; height: 9px; border: 2px solid white; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 0 1px var(--cyan); }
.timeline-item p { margin: 4px 0 0; font-size: 11px; }

.app-dialog { width: min(860px, calc(100vw - 30px)); max-height: calc(100vh - 30px); padding: 0; border: 1px solid var(--line); border-radius: 8px; background: white; box-shadow: 0 25px 75px rgba(24,42,53,.22); }
.app-dialog::backdrop { background: rgba(18, 34, 43, .45); backdrop-filter: blur(2px); }
.app-dialog>header, .app-dialog>footer { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 15px 17px; border-bottom: 1px solid var(--line); }
.app-dialog>footer { border-top: 1px solid var(--line); border-bottom: 0; }
.app-dialog h2 { margin: 0; font-size: 21px; }
.scenario-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; max-height: 530px; padding: 16px; overflow: auto; }
.scenario-button { min-height: 91px; display: grid; grid-template-columns: 37px 1fr auto; align-items: center; gap: 11px; padding: 12px; border: 1px solid var(--line); border-radius: 6px; background: white; cursor: pointer; text-align: left; }
.scenario-button:hover { border-color: var(--cyan); background: var(--cyan-soft); }
.scenario-button>i { width: 37px; height: 37px; display: grid; place-items: center; border-radius: 6px; background: var(--surface-soft); color: var(--cyan-dark); }
.scenario-button div { display: grid; gap: 4px; }
.scenario-button small { color: var(--muted); line-height: 1.35; }
.sim-controls { display: flex; gap: 5px; }
.small-dialog { width: min(520px, calc(100vw - 30px)); }
#dynamic-form { display: grid; gap: 13px; padding: 17px; }
.dialog-field { display: grid; gap: 6px; color: var(--muted); font-size: 11px; font-weight: 700; }
.dialog-field textarea { min-height: 78px; padding: 10px; resize: vertical; }
.dialog-room-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 5px; max-height: 190px; overflow: auto; }
.dialog-room-grid label { position: relative; }
.dialog-room-grid input { position: absolute; opacity: 0; }
.dialog-room-grid span { min-height: 34px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 4px; cursor: pointer; font-size: 10px; font-weight: 750; }
.dialog-room-grid input:checked+span { border-color: var(--cyan); background: var(--cyan-soft); color: var(--cyan-dark); }

.toast-stack { position: fixed; right: 18px; bottom: 18px; z-index: 100; display: grid; gap: 7px; }
.toast { min-width: 260px; max-width: 380px; padding: 11px 13px; border: 1px solid var(--line); border-left: 4px solid var(--green); border-radius: 6px; background: white; box-shadow: var(--shadow); animation: toast-in .2s ease both; }
.toast.error { border-left-color: var(--red); }
@keyframes toast-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.empty-state { padding: 32px; color: var(--muted); text-align: center; }
.mobile-nav { display: none; }

.service-filters { margin-bottom: 14px; }
.service-board { display: grid; grid-template-columns: repeat(4, minmax(220px, 1fr)); gap: 12px; margin-bottom: 22px; overflow-x: auto; align-items: start; }
.service-column { min-width: 220px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface-soft); overflow: hidden; }
.service-column>header { display: flex; justify-content: space-between; align-items: center; padding: 11px 12px; border-bottom: 1px solid var(--line); background: var(--surface); }
.service-column>header span { display: grid; place-items: center; min-width: 24px; height: 24px; border-radius: 12px; background: var(--cyan-soft); color: var(--cyan-dark); font-size: 11px; font-weight: 700; }
.service-column>div { display: grid; gap: 9px; padding: 9px; }
.service-card { padding: 12px; border: 1px solid var(--line); border-left: 4px solid #94a3b8; border-radius: 7px; background: var(--surface); box-shadow: 0 2px 7px rgba(15,23,42,.04); }
.service-card.priority-high, .service-card.priority-vip { border-left-color: #f59e0b; }
.service-card.priority-urgent { border-left-color: #dc2626; }
.service-card.priority-low { border-left-color: #22c55e; }
.service-card-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.service-card h3 { margin: 9px 0 5px; font-size: 14px; }
.service-card p { min-height: 32px; margin: 0 0 9px; color: var(--muted); font-size: 11px; line-height: 1.45; }
.service-card small { display: flex; align-items: center; gap: 5px; color: var(--muted); font-size: 10px; }
.service-card small svg { width: 13px; height: 13px; }
.priority-chip { padding: 3px 6px; border-radius: 9px; background: #f1f5f9; color: #475569; font-size: 9px; text-transform: uppercase; font-weight: 700; }
.service-actions { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.service-actions button { min-height: 31px; padding: 5px 9px; font-size: 10px; }
.empty-state.compact { padding: 18px 6px; }
.service-room-actions { display: flex; gap: 10px; margin-bottom: 14px; }
.room-guest-requests { margin-bottom: 14px; }
.guest-request-title { width: 100%; margin: 9px 0 5px; padding: 0; border: 0; background: transparent; color: var(--text); cursor: pointer; text-align: left; font-size: 14px; font-weight: 750; }
.guest-request-title:hover { color: var(--cyan-dark); }
.guest-request-card.department-housekeeping { border-left-color: var(--cyan); }
.guest-request-card.department-reception { border-left-color: var(--violet); }
.guest-request-card.department-maintenance { border-left-color: var(--amber); }
.guest-access-card { display: grid; justify-items: center; gap: 12px; padding: 20px; text-align: center; }
.guest-access-card img { width: min(270px, 85vw); border: 1px solid var(--line); border-radius: 8px; background: white; }
.guest-access-card p { max-width: 360px; margin: 0; }
.guest-access-card label { width: 100%; display: grid; gap: 5px; color: var(--muted); font-size: 10px; text-align: left; }
.guest-access-card input { width: 100%; height: 38px; padding: 0 9px; border: 1px solid var(--line); border-radius: 5px; background: var(--surface-soft); }
.guest-access-card small { color: var(--muted); }
.request-timeline { max-height: 210px; overflow: auto; border-left: 2px solid var(--line); padding-left: 14px; }
.request-timeline>div { position: relative; display: grid; gap: 2px; padding: 6px 0 10px; border-bottom: 1px solid var(--line); }
.request-timeline>div::before { content: ""; position: absolute; left: -19px; top: 12px; width: 8px; height: 8px; border-radius: 50%; background: var(--cyan); }
.request-timeline small { color: var(--muted); font-size: 9px; }
.request-timeline p { margin: 2px 0 0; font-size: 10px; }

@media (max-width: 1200px) {
    .kpi-strip { grid-template-columns: repeat(3, 1fr); }
    .kpi-strip article:nth-child(3) { border-right: 0; }
    .kpi-strip article:nth-child(-n+3) { border-bottom: 1px solid var(--line); }
    .dashboard-lower { grid-template-columns: 1fr 1fr; }
    .floor-overview { grid-column: 1 / -1; }
    .control-layout { grid-template-columns: 1fr 1fr; }
    .control-layout>.span-2 { grid-column: 1 / -1; }
}

@media (max-width: 920px) {
    .app-shell { display: block; }
    .sidebar { position: fixed; left: 0; transform: translateX(-105%); width: 250px; box-shadow: var(--shadow); transition: transform .2s; }
    .sidebar.open { transform: none; }
    .menu-button { display: inline-grid; }
    .main-area { padding-bottom: 66px; }
    .view { padding: 18px; }
    .dashboard-charts, .dashboard-intelligence, .dashboard-lower, .split-layout, .terrace-layout, .room-overview, .room-chart-grid { grid-template-columns: 1fr; }
    .floor-overview { grid-column: auto; }
    .filter-bar { grid-template-columns: 1fr 1fr; }
    .view-toggle { align-self: end; }
    .control-layout { grid-template-columns: 1fr 1fr; }
    .mobile-nav { position: fixed; left: 8px; right: 8px; bottom: 8px; z-index: 45; display: grid; grid-template-columns: repeat(5, 1fr); padding: 4px; border: 1px solid var(--line); border-radius: 8px; background: rgba(255,255,255,.97); box-shadow: var(--shadow); }
    .mobile-nav button { min-height: 47px; display: grid; place-items: center; gap: 2px; padding: 3px; border: 0; border-radius: 5px; background: transparent; color: var(--muted); font-size: 9px; }
    .mobile-nav button.active { background: var(--cyan-soft); color: var(--cyan-dark); }
    .plan-panel { grid-template-columns: 1fr; }
    .plan-sidebar { order: -1; }
    .bms-overview { grid-template-columns: 1fr; }
    .bms-canvas { min-height: 450px; }
    .service-board { grid-template-columns: repeat(4, 260px); padding-bottom: 6px; }
}

@media (max-width: 640px) {
    h1 { font-size: 25px; }
    .topbar { padding: 9px 12px; }
    .topbar-actions { gap: 4px; }
    .user-chip { display: none; }
    .weather-pill { padding: 0 7px; }
    .view { padding: 14px 10px; }
    .page-header { align-items: flex-start; flex-direction: column; }
    .page-header>.primary-button, .page-header>.secondary-button, .header-actions { width: 100%; }
    .header-actions button { flex: 1; }
    .kpi-strip, .kpi-strip.small { grid-template-columns: 1fr 1fr; }
    .kpi-strip article, .kpi-strip article:nth-child(3) { min-height: 79px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
    .kpi-strip article:nth-child(even) { border-right: 0; }
    .kpi-strip article:last-child { border-bottom: 0; }
    .kpi-strip strong { font-size: 21px; }
    .dashboard-lower { grid-template-columns: 1fr; }
    .chart-box { height: 220px; }
    .filter-bar, .alarm-filters { grid-template-columns: 1fr; }
    .view-toggle { width: 100%; }
    .view-toggle button { flex: 1; }
    .floor-map-large { min-height: 420px; padding: 12px; }
    .floor-plan-grid { grid-template-columns: 1fr; gap: 22px; }
    .segmented { width: 100%; overflow-x: auto; }
    .segmented button { flex: 1; white-space: nowrap; }
    .toolbar-row { align-items: stretch; flex-direction: column; }
    .map-tools { align-items: stretch; flex-wrap: wrap; }
    .map-search { flex: 1 1 100%; }
    .map-search input { width: 100%; }
    .resort-overview, .zone-overview, .zone-control-grid { grid-template-columns: 1fr; }
    .zone-metrics { grid-template-columns: 1fr 1fr; }
    .data-table-wrap { border-radius: 5px; }
    .control-layout, .room-chart-grid { grid-template-columns: 1fr; }
    .room-vitals { grid-template-columns: 1fr 1fr; }
    .room-vitals article:nth-child(2) { border-right: 0; }
    .room-vitals article:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
    .light-grid { grid-template-columns: 1fr; }
    .room-tabs button { min-width: 102px; }
    .plan-panel { min-height: 450px; }
    .plan-telemetry { grid-template-columns: 1fr 1fr; }
    .plan-signals { grid-column: 1 / -1; }
    .scenario-grid { grid-template-columns: 1fr; }
    .app-dialog>footer { align-items: stretch; flex-direction: column; }
    .sim-controls button { flex: 1; }
    .dialog-room-grid { grid-template-columns: repeat(4, 1fr); }
    .demo-isolation { width: 100%; justify-content: center; }
    .bms-sheet-grid { grid-template-columns: 1fr; }
    .bms-synoptic-toolbar { align-items: stretch; flex-direction: column; }
    .bms-synoptic-toolbar .zoom-tools { margin-left: 0; }
    .bms-canvas { min-height: 0; height: 300px; }
    .bms-svg-stage { width: 100%; }
    .bms-legend { align-items: flex-start; flex-wrap: wrap; gap: 8px 14px; }
    .bms-legend small { width: 100%; margin-left: 0; }
    .bms-block-filter { align-items: stretch; flex-direction: column; }
    .bms-point-row { grid-template-columns: minmax(120px, 1fr) auto 36px; padding: 7px 9px; }
    .bms-point-row form input { width: 70px; }
    .bms-block-head { align-items: stretch; flex-direction: column; }
    .toast-stack { left: 10px; right: 10px; bottom: 68px; }
    .toast { min-width: 0; max-width: none; }
    .service-room-actions { flex-direction: column; }
    .login-page { padding: 0; }
    .login-shell { min-height: 100vh; display: block; border: 0; border-radius: 0; }
    .login-brand { min-height: 185px; padding: 34px; }
    .login-brand img { width: 190px; }
    .login-panel { padding: 38px 24px; }
}