@font-face{font-family:"Geist Sans";src:url("./assets/fonts/569ce4b8f30dc480-s.p.woff2") format("woff2");font-display:swap}
@font-face{font-family:"Geist Mono";src:url("./assets/fonts/93f479601ee12b01-s.p.woff2") format("woff2");font-display:swap}

:root{
  color-scheme:dark;
  --bg:#07090a;
  --bg-ambient:#0a0d0f;
  --surface:#0d1012;
  --surface-elevated:#121619;
  --surface-hover:#171c20;
  --surface-strong:#1b2024;
  --surface-inset:#090b0d;
  --border:#292e32;
  --border-subtle:#1e2327;
  --border-active:#e46b3f;
  --text-primary:#f5f7f8;
  --text-secondary:#b8bec3;
  --text-muted:#7f878d;
  --text-on-accent:#ffffff;
  --accent:#e46b3f;
  --accent-hover:#f07a4f;
  --accent-strong:#a9472c;
  --accent-fill:#b84b2f;
  --accent-fill-hover:#a9432a;
  --accent-soft:rgba(228,107,63,.12);
  --accent-soft-strong:rgba(228,107,63,.20);
  --accent-glow:rgba(228,107,63,.22);
  --success:#31d17c;
  --success-soft:rgba(49,209,124,.12);
  --warning:#f4b642;
  --warning-soft:rgba(244,182,66,.12);
  --danger:#ff5a4f;
  --danger-soft:rgba(255,90,79,.12);
  --info:#4aa8ff;
  --info-soft:rgba(74,168,255,.12);
  --focus:#ff9a73;
  --overlay:rgba(0,0,0,.9);
  --grid-line:rgba(255,255,255,.018);
  --inset-highlight:rgba(255,255,255,.035);
  --radius-sm:8px;
  --radius-md:12px;
  --radius-lg:16px;
  --radius-xl:20px;
  --shadow:0 18px 46px rgba(0,0,0,.28);
  --shadow-soft:0 8px 24px rgba(0,0,0,.2);
  --shadow-active:0 0 0 1px var(--accent-glow),0 10px 30px rgba(0,0,0,.25);
  --spacing-1:4px;
  --spacing-2:8px;
  --spacing-3:12px;
  --spacing-4:16px;
  --spacing-5:20px;
  --spacing-6:24px;
  --spacing-7:32px;
  --spacing-8:40px;
  --spacing-9:48px;
  --spacing-10:64px;
  --content-width:1180px;
  --nav-height:70px;
}

html[data-theme="light"]{
  color-scheme:light;
  --bg:#e8ebed;
  --bg-ambient:#f2f4f5;
  --surface:#ffffff;
  --surface-elevated:#f7f8f9;
  --surface-hover:#eef1f3;
  --surface-strong:#e2e6e9;
  --surface-inset:#f3f5f6;
  --border:#c9d0d4;
  --border-subtle:#dce1e4;
  --border-active:#b84b2f;
  --text-primary:#141718;
  --text-secondary:#464d52;
  --text-muted:#6c747a;
  --text-on-accent:#ffffff;
  --accent:#b84b2f;
  --accent-hover:#d95f3a;
  --accent-strong:#963e27;
  --accent-fill:#b84b2f;
  --accent-fill-hover:#a9432a;
  --accent-soft:rgba(184,75,47,.09);
  --accent-soft-strong:rgba(184,75,47,.16);
  --accent-glow:rgba(184,75,47,.18);
  --success:#087b46;
  --success-soft:rgba(8,123,70,.1);
  --warning:#9a6500;
  --warning-soft:rgba(154,101,0,.1);
  --danger:#c72c23;
  --danger-soft:rgba(199,44,35,.1);
  --info:#1769aa;
  --info-soft:rgba(23,105,170,.1);
  --focus:#9d432a;
  --overlay:rgba(9,11,12,.92);
  --grid-line:rgba(0,0,0,.025);
  --inset-highlight:rgba(255,255,255,.55);
  --shadow:0 18px 42px rgba(24,31,35,.11);
  --shadow-soft:0 8px 22px rgba(24,31,35,.09);
  --shadow-active:0 0 0 1px var(--accent-glow),0 10px 28px rgba(24,31,35,.1);
}

*,*::before,*::after{box-sizing:border-box}
html{min-width:320px;min-height:100%;background:var(--bg);scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  min-height:100vh;
  margin:0;
  color:var(--text-primary);
  background:
    linear-gradient(90deg,var(--grid-line) 1px,transparent 1px),
    linear-gradient(var(--grid-line) 1px,transparent 1px),
    radial-gradient(circle at 82% 2%,var(--accent-soft),transparent 28rem),
    linear-gradient(180deg,var(--bg-ambient),var(--bg));
  background-size:48px 48px,48px 48px,auto,auto;
  font-family:"Geist Sans",Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:15px;
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
body::before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;background:linear-gradient(110deg,transparent 55%,var(--accent-soft) 160%)}
main{min-height:100vh;padding-bottom:calc(var(--nav-height) + var(--spacing-7) + env(safe-area-inset-bottom))}
button,input,select,textarea{color:inherit;font:inherit}
button,select,summary,a{-webkit-tap-highlight-color:transparent}
button,summary{cursor:pointer}
button:focus-visible,select:focus-visible,input:focus-visible,summary:focus-visible,a:focus-visible{outline:3px solid var(--focus);outline-offset:3px}
a{color:var(--accent);text-decoration-thickness:1px;text-underline-offset:3px}
img,svg{display:block;max-width:100%}
img,.brand-logo,.heatpump-icon,.heatpump-icon svg{filter:none;opacity:1}
h1,h2,h3,h4,p,dl,dd{margin-top:0}
.hidden,.hidden-view,[hidden]{display:none!important}
.app-view.active{display:block}

/* Header */
.topbar{
  position:sticky;
  top:0;
  z-index:30;
  width:100%;
  min-height:74px;
  padding:0 max(var(--spacing-6),calc((100% - var(--content-width))/2));
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:var(--spacing-4);
  background:color-mix(in srgb,var(--bg) 92%,transparent);
  border-bottom:1px solid var(--border-subtle);
  box-shadow:0 1px 0 var(--inset-highlight);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
}
.brand-lockup,.top-actions{display:flex;align-items:center}
.brand-lockup{min-width:0;gap:var(--spacing-3)}
.brand-logo{width:42px;height:42px;flex:0 0 42px;border-radius:10px}
.brand-lockup strong{display:block;color:var(--text-primary);font-size:18px;font-weight:760;letter-spacing:-.025em;line-height:1.1}
.brand-lockup small{display:block;margin-top:4px;color:var(--text-muted);font-size:10px;font-weight:650;letter-spacing:.12em;line-height:1.2;text-transform:uppercase}
.top-actions{gap:var(--spacing-2)}
.install-button,.reset-button,.tool-back,.diag-buttons button,.number-wrap button,.diagram-viewer-actions button{min-height:44px;border-radius:var(--radius-sm);font-weight:750}
.install-button{padding:0 var(--spacing-4);color:var(--text-on-accent);background:var(--accent-fill);border:1px solid var(--accent-fill)}
.install-button:hover{background:var(--accent-fill-hover);border-color:var(--accent-fill-hover)}
.theme-toggle{width:62px;height:36px;padding:3px;display:grid;grid-template-columns:1fr 1fr;align-items:center;color:var(--text-muted);background:var(--surface-elevated);border:1px solid var(--border);border-radius:999px}
.theme-toggle span{width:28px;height:28px;display:grid;place-items:center;border-radius:50%;font-size:14px;line-height:1}
.theme-toggle .theme-moon,.theme-toggle.is-dark .theme-sun{color:var(--text-muted);background:transparent}
.theme-toggle .theme-sun,.theme-toggle.is-dark .theme-moon{color:var(--text-on-accent);background:var(--accent-fill)}
.status-pill{min-height:36px;padding:0 var(--spacing-3);display:inline-flex;align-items:center;gap:var(--spacing-2);color:var(--text-secondary);background:var(--surface-elevated);border:1px solid var(--border);border-radius:999px;font-size:11px}
.status-pill span{width:8px;height:8px;flex:0 0 8px;background:var(--success);border-radius:50%;box-shadow:0 0 0 4px var(--success-soft)}
.status-pill.offline span{background:var(--warning);box-shadow:0 0 0 4px var(--warning-soft)}
.status-hidden{position:absolute!important;width:1px!important;height:1px!important;overflow:hidden!important;clip:rect(0 0 0 0)!important;white-space:nowrap!important}

/* Home */
.hero,.workspace,.info-shell{width:min(var(--content-width),calc(100% - 48px));margin-inline:auto}
.hero{padding:var(--spacing-10) 0 var(--spacing-8);display:flex;align-items:flex-end;justify-content:space-between;gap:var(--spacing-8)}
.hero-copy{max-width:760px}
.eyebrow,.step-label,.section-kicker{margin-bottom:0;color:var(--accent);font-size:11px;font-weight:800;letter-spacing:.16em;line-height:1.35;text-transform:uppercase}
.hero h1{margin:var(--spacing-3) 0 var(--spacing-5);color:var(--text-primary);font-size:clamp(44px,6vw,72px);font-weight:780;letter-spacing:-.055em;line-height:.98}
.hero h1 em{color:var(--accent);font-style:normal;font-weight:inherit}
.intro,.info-intro{color:var(--text-secondary);line-height:1.7}
.intro{max-width:650px;margin-bottom:0;font-size:17px}
.hero-stat{min-width:178px;padding:var(--spacing-4);display:grid;grid-template-columns:auto 1fr;align-items:end;gap:0 var(--spacing-3);color:var(--text-muted);background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow-soft);font-size:10px;font-weight:700;letter-spacing:.1em;line-height:1.35;text-transform:uppercase}
.stat-number{grid-row:1/3;color:var(--text-primary);font-family:"Geist Mono",monospace;font-size:46px;font-weight:780;letter-spacing:-.08em;line-height:.9}
.mini-bars{height:14px;margin-top:var(--spacing-2);display:flex;align-items:flex-end;gap:3px}
.mini-bars i{width:11px;display:block;background:var(--accent);border-radius:2px 2px 0 0}
.mini-bars i:nth-child(1){height:6px}.mini-bars i:nth-child(2){height:10px}.mini-bars i:nth-child(3){height:14px}.mini-bars i:nth-child(4){height:11px}
.workspace{padding-bottom:var(--spacing-9);display:grid;grid-template-columns:minmax(330px,390px) minmax(0,1fr);align-items:stretch;gap:var(--spacing-5)}
.selector-card,.result-card,.knowledge-tool,.guideline-panel,.regulation-topic{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow)}
.selector-card{position:relative;padding:var(--spacing-6);overflow:hidden}
.selector-card::before,.result-card::before,.knowledge-tool::before,.guideline-panel::before{content:"";position:absolute;inset:0 auto auto 0;width:100%;height:2px;background:linear-gradient(90deg,var(--accent),transparent 58%);pointer-events:none}
.card-heading{margin-bottom:var(--spacing-6);display:flex;align-items:flex-start;justify-content:space-between;gap:var(--spacing-3)}
.card-heading h2{margin:var(--spacing-2) 0 0;font-size:22px;font-weight:740;letter-spacing:-.025em}
.reset-button{min-width:44px;padding:0 var(--spacing-3);color:var(--accent);background:var(--accent-soft);border:1px solid var(--accent-soft-strong);font-size:12px}
.reset-button:hover{color:var(--text-on-accent);background:var(--accent-fill);border-color:var(--accent-fill)}
.field-group{margin-top:var(--spacing-5);transition:opacity .18s ease}
.field-group label,.knowledge-field label{margin:0 0 var(--spacing-2);display:flex;align-items:center;gap:var(--spacing-2);color:var(--text-secondary);font-size:13px;font-weight:730}
.field-group label span{width:24px;height:24px;display:grid;place-items:center;color:var(--text-on-accent);background:var(--accent-fill);border-radius:50%;font-family:"Geist Mono",monospace;font-size:11px}
.field-muted{opacity:.48}
.select-wrap{position:relative}
.select-wrap select,.input-unit input,.knowledge-field>input{width:100%;min-height:52px;padding:0 44px 0 var(--spacing-4);color:var(--text-primary);background:var(--surface-inset);border:1px solid var(--border);border-radius:var(--radius-sm);outline:none;font-size:14px;font-weight:620;transition:border-color .18s ease,background .18s ease,box-shadow .18s ease}
.select-wrap select{appearance:none}
.select-wrap select:hover:not(:disabled),.input-unit input:hover,.knowledge-field>input:hover{background:var(--surface-hover);border-color:var(--text-muted)}
.select-wrap select:focus,.input-unit input:focus,.knowledge-field>input:focus{background:var(--surface-elevated);border-color:var(--border-active);box-shadow:0 0 0 3px var(--accent-soft)}
.select-wrap select:disabled{cursor:not-allowed}
.select-wrap svg{position:absolute;top:16px;right:var(--spacing-4);width:20px;height:20px;color:var(--accent);pointer-events:none}
option{color:var(--text-primary);background:var(--surface-elevated)}
.field-hint,.knowledge-field small,.update-meta{display:block;margin:var(--spacing-2) 2px 0;color:var(--text-muted);font-size:11px;line-height:1.5}
.family-chips{display:flex;flex-wrap:wrap;gap:6px}
.family-chips>span{padding:5px 8px;color:var(--text-secondary);background:var(--surface-elevated);border:1px solid var(--border-subtle);border-radius:999px}
.content-tabs{margin-top:var(--spacing-5);display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--spacing-2)}
.content-tabs button{min-width:0;min-height:84px;padding:var(--spacing-3) var(--spacing-2);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--spacing-2);color:var(--text-secondary);background:var(--surface-inset);border:1px solid var(--border);border-radius:var(--radius-md);font-size:12px;font-weight:720;line-height:1.2;transition:color .18s ease,background .18s ease,border-color .18s ease,transform .18s ease}
.content-tabs button:hover{color:var(--text-primary);background:var(--surface-hover);border-color:var(--text-muted)}
.content-tabs button.active{color:var(--accent);background:var(--accent-soft);border-color:var(--border-active);box-shadow:var(--shadow-active)}
.content-tabs .tab-icon{width:28px;height:28px;color:currentColor}
.content-tabs .tab-icon svg{width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.content-tabs.tabs-3 button:last-child{grid-column:1/-1}
.combustion-hint{min-height:52px;margin:0;padding:var(--spacing-3) var(--spacing-4);color:var(--text-secondary);background:var(--surface-inset);border:1px solid var(--border);border-radius:var(--radius-sm);font-size:12px;line-height:1.55}
.progress-rail{margin-top:var(--spacing-7);display:grid;grid-template-columns:repeat(3,1fr);gap:6px}
.progress-rail span{height:4px;background:var(--surface-strong);border-radius:999px;transition:background .2s ease,box-shadow .2s ease}
.progress-rail .complete{background:var(--accent);box-shadow:0 0 10px var(--accent-glow)}
.data-message{margin:var(--spacing-4) 0 0;padding:var(--spacing-3);color:var(--danger);background:var(--danger-soft);border:1px solid var(--danger);border-radius:var(--radius-sm);font-size:12px;line-height:1.5}

/* Technical result */
.result-card{position:relative;min-width:0;min-height:520px;overflow:hidden}
.empty-state{min-height:520px;padding:var(--spacing-9);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center}
.empty-state h2{margin:var(--spacing-3) 0 var(--spacing-2);font-size:28px;letter-spacing:-.035em}
.empty-state>p:not(.step-label){max-width:480px;margin-bottom:0;color:var(--text-secondary);line-height:1.7}
.empty-illustration{position:relative;width:128px;height:112px;margin-bottom:var(--spacing-6)}
.boiler-shape{position:absolute;top:1px;left:9px;width:76px;height:104px;background:var(--surface-elevated);border:2px solid var(--border);border-radius:var(--radius-sm);box-shadow:inset 0 -15px var(--surface-inset)}
.boiler-shape::before{content:"";position:absolute;top:13px;right:13px;left:13px;height:31px;background:var(--bg);border:1px solid var(--border-subtle);border-radius:4px}
.boiler-shape span{position:absolute;z-index:2;top:24px;left:23px;width:7px;height:7px;background:var(--success);border-radius:50%}
.boiler-shape b{position:absolute;z-index:2;top:21px;right:18px;color:var(--text-secondary);font:8px "Geist Mono",monospace}
.boiler-shape i{position:absolute;right:17px;bottom:22px;left:17px;height:3px;background:var(--text-muted);border-radius:5px;box-shadow:0 8px var(--border)}
.search-ring{position:absolute;right:1px;bottom:5px;width:58px;height:58px;background:color-mix(in srgb,var(--surface) 82%,transparent);border:6px solid var(--accent);border-radius:50%;box-shadow:0 0 24px var(--accent-glow)}
.search-ring::after{content:"";position:absolute;right:-20px;bottom:-13px;width:31px;height:7px;background:var(--accent);border-radius:8px;transform:rotate(45deg);transform-origin:0}
.empty-features{margin-top:var(--spacing-6);padding-top:var(--spacing-5);display:flex;flex-wrap:wrap;justify-content:center;gap:var(--spacing-3) var(--spacing-5);color:var(--text-muted);border-top:1px solid var(--border-subtle);font-size:12px}
.empty-features span{display:inline-flex;align-items:center;gap:6px}
.fault-detail{animation:reveal .24s ease both}
@keyframes reveal{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.fault-header{padding:var(--spacing-7) var(--spacing-7) var(--spacing-6);display:flex;justify-content:space-between;gap:var(--spacing-5);background:linear-gradient(120deg,var(--accent-soft),transparent 45%);border-bottom:1px solid var(--border)}
.fault-title-row{min-width:0;margin-top:var(--spacing-3);display:flex;align-items:flex-start;gap:var(--spacing-3)}
.fault-title-row h2{min-width:0;margin:2px 0 0;font-size:27px;font-weight:750;letter-spacing:-.035em;line-height:1.18;overflow-wrap:anywhere}
.code-badge{min-width:54px;max-width:100%;padding:8px 10px;flex:0 0 auto;color:var(--text-on-accent);background:var(--accent-fill);border:1px solid var(--accent);border-radius:var(--radius-sm);font-family:"Geist Mono",monospace;font-size:14px;font-weight:800;line-height:1.25;text-align:center;overflow-wrap:anywhere}
.combustion-badge{min-width:70px;text-transform:uppercase}
.section-kicker{color:var(--text-muted);font-size:10px}
.detail-grid{padding:var(--spacing-7);display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:var(--spacing-8)}
.parameter-explanation,.cause-list li,.check-list li p,.diag-actions li,.diag-end{color:var(--text-secondary)}
.parameter-explanation{margin:var(--spacing-3) 0 0;font-size:13px;line-height:1.68;overflow-wrap:anywhere}
.cause-list,.check-list{margin:var(--spacing-3) 0 0;padding:0;list-style:none}
.cause-list li{margin-top:var(--spacing-3);display:flex;align-items:flex-start;gap:var(--spacing-3);font-size:13px;line-height:1.55}
.cause-list li::before{content:"";width:7px;height:7px;margin-top:7px;flex:0 0 7px;background:var(--accent);border-radius:50%;box-shadow:0 0 0 3px var(--accent-soft)}
.cause-list li>span{display:none}.cause-list li p{margin-bottom:0}
.check-list{counter-reset:checks}
.check-list li{margin-top:var(--spacing-3);display:grid;grid-template-columns:30px minmax(0,1fr);align-items:start;gap:var(--spacing-3);counter-increment:checks}
.check-list li>span{width:30px;height:30px;display:grid;place-items:center;color:var(--text-primary);background:var(--surface-strong);border:1px solid var(--border);border-radius:50%;font-family:"Geist Mono",monospace;font-size:11px;font-weight:760}
.check-list li p{margin:4px 0 0;font-size:13px;line-height:1.55}
.notice{margin:0 var(--spacing-7) var(--spacing-7);padding:var(--spacing-4);display:grid;grid-template-columns:auto minmax(0,1fr);gap:var(--spacing-3);color:var(--warning);background:var(--warning-soft);border:1px solid var(--warning);border-radius:var(--radius-sm);font-size:12px;line-height:1.55}
.notice p{margin-bottom:0;color:var(--text-secondary)}
.source-row{padding:var(--spacing-5) var(--spacing-7);display:flex;align-items:center;justify-content:space-between;gap:var(--spacing-5);background:var(--surface-inset);border-top:1px solid var(--border)}
.source-row-copy{min-width:0;display:grid;gap:3px}
.source-row-label{color:var(--accent);font-size:9px;font-weight:800;letter-spacing:.16em}
.source-row-copy strong{color:var(--text-secondary);font-size:12px;line-height:1.45;overflow-wrap:anywhere}
.source-row-copy small{color:var(--text-muted);font-size:10px}
.source-row-link,.manual-links a,.power-source-link,.official-source a,.source-actions a,.elga-source-box a{min-height:44px;padding:10px var(--spacing-4);display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-2);color:var(--text-on-accent);background:var(--accent-fill);border:1px solid var(--accent-fill);border-radius:var(--radius-sm);font-size:12px;font-weight:760;line-height:1.25;text-decoration:none;text-align:center;transition:background .18s ease,border-color .18s ease,transform .18s ease}
.source-row-link:hover,.manual-links a:hover,.power-source-link:hover,.official-source a:hover,.source-actions a:hover,.elga-source-box a:hover{background:var(--accent-fill-hover);border-color:var(--accent-fill-hover)}
.manual-links{display:flex;flex-wrap:wrap;gap:var(--spacing-2)}
.parameter-list,.power-parameter-rows,.setup-result-list,.power-breakdown{margin:var(--spacing-3) 0 0}
.parameter-list>div,.power-parameter-rows>div,.setup-result-list>div,.power-breakdown>div{padding:11px 0;display:flex;align-items:flex-start;justify-content:space-between;gap:var(--spacing-4);border-bottom:1px solid var(--border-subtle);font-size:13px}
.parameter-list dt,.power-parameter-rows dt,.setup-result-list dt,.power-breakdown dt{color:var(--text-muted)}
.parameter-list dd,.power-parameter-rows dd,.setup-result-list dd,.power-breakdown dd{max-width:70%;margin:0;color:var(--text-primary);font-weight:730;line-height:1.5;text-align:right;overflow-wrap:anywhere}
.factory-meaning{color:var(--text-secondary);font-weight:500}
.parameter-variants-row dd,.variant-list{width:min(100%,420px)}
.variant-list{display:grid;gap:6px}
.variant-line{display:flex;justify-content:space-between;gap:var(--spacing-3)}
.variant-name{color:var(--text-secondary);font-weight:560;text-align:left}
.parameter-choices-row{display:grid!important;grid-template-columns:minmax(88px,auto) minmax(0,1fr)}
.parameter-choices-row dd{max-width:none;text-align:left}
.parameter-choices{margin:0;padding:0;display:grid;gap:7px;list-style:none}
.parameter-choices li{min-width:0;padding:9px 10px;display:flex;align-items:flex-start;gap:var(--spacing-2);color:var(--text-secondary);background:var(--surface-elevated);border:1px solid var(--border);border-radius:var(--radius-sm);line-height:1.45;overflow-wrap:anywhere}
.choice-key{min-width:30px;color:var(--accent);font-family:"Geist Mono",monospace;font-weight:800}
.parameter-addition,.power-parameter-note{margin:var(--spacing-4) 0 0;padding:var(--spacing-4);color:var(--text-secondary);background:var(--surface-elevated);border:1px solid var(--border);border-left:3px solid var(--accent);border-radius:var(--radius-sm);font-size:12px;line-height:1.6;overflow-wrap:anywhere}
.parameter-addition strong{display:block;margin-bottom:4px;color:var(--text-primary)}
.parameter-details,.technical-more{margin-top:var(--spacing-4);color:var(--text-secondary);background:var(--surface-elevated);border:1px solid var(--border);border-radius:var(--radius-sm)}
.parameter-details summary,.technical-more summary{min-height:44px;padding:var(--spacing-3) var(--spacing-4);display:flex;align-items:center;justify-content:space-between;gap:var(--spacing-3);color:var(--text-primary);font-size:12px;font-weight:730;list-style:none}
.parameter-details summary::-webkit-details-marker,.technical-more summary::-webkit-details-marker{display:none}
.parameter-details summary::after,.technical-more summary::after{content:"+";color:var(--accent);font-family:"Geist Mono",monospace;font-size:18px}
.parameter-details[open] summary::after,.technical-more[open] summary::after{content:"−"}
.parameter-details>div,.technical-more>ul{margin:0;padding:0 var(--spacing-4) var(--spacing-4);border-top:1px solid var(--border-subtle)}
.combustion-section{padding:var(--spacing-7);border-bottom:1px solid var(--border)}
.combustion-settings{background:var(--surface-inset)}
.combustion-grid{margin-top:var(--spacing-4);display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--spacing-4)}
.combustion-item{min-width:0;padding:var(--spacing-4);background:var(--surface-elevated);border:1px solid var(--border);border-radius:var(--radius-md)}
.combustion-item h3{margin-bottom:0;font-size:15px;line-height:1.4}
.combustion-item .parameter-list{margin-top:var(--spacing-2)}
.combustion-note{margin:var(--spacing-3) 0 0;padding-top:var(--spacing-3);color:var(--text-secondary);border-top:1px solid var(--border-subtle);font-size:12px;line-height:1.55}

/* Diagnosis */
.diag-card{padding:var(--spacing-7)}
.diag-card h2{margin:var(--spacing-3) 0 var(--spacing-2);font-size:27px;letter-spacing:-.035em}
.diag-section{margin-top:var(--spacing-5);padding-top:var(--spacing-5);border-top:1px solid var(--border)}
.diag-question{margin-bottom:0;color:var(--text-primary);font-size:18px;font-weight:720;line-height:1.45}
.diag-actions,.diag-end{margin:var(--spacing-4) 0;padding:var(--spacing-4);background:var(--surface-elevated);border:1px solid var(--border);border-radius:var(--radius-sm)}
.diag-actions strong{color:var(--accent);font-size:11px;letter-spacing:.12em;text-transform:uppercase}
.diag-actions ul{margin:var(--spacing-3) 0 0;padding-left:var(--spacing-5)}
.diag-actions li{margin-top:7px;font-size:13px;line-height:1.55}
.diag-buttons{margin-top:var(--spacing-5);display:flex;gap:var(--spacing-3)}
.diag-buttons button{min-width:112px;padding:0 var(--spacing-5);border:1px solid var(--accent)}
.diag-yes{color:var(--text-on-accent);background:var(--accent-fill)}
.diag-no{color:var(--accent);background:transparent}
.diag-yes:hover,.diag-no:hover{color:var(--text-on-accent);background:var(--accent-fill-hover);border-color:var(--accent-fill-hover)}

/* Navigation */
.app-footer{width:min(var(--content-width),calc(100% - 48px));margin:var(--spacing-5) auto 0;padding:var(--spacing-6) 0;color:var(--text-muted);border-top:1px solid var(--border-subtle);font-family:"Geist Mono",monospace;font-size:11px;text-align:center}
.bottom-nav{position:fixed;z-index:50;right:50%;bottom:max(var(--spacing-3),env(safe-area-inset-bottom));width:min(430px,calc(100% - 24px));min-height:var(--nav-height);padding:7px;display:grid;grid-template-columns:repeat(3,1fr);gap:5px;background:color-mix(in srgb,var(--surface) 94%,transparent);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);transform:translateX(50%);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}
.bottom-nav-item{min-width:0;min-height:54px;padding:6px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;color:var(--text-muted);background:transparent;border:1px solid transparent;border-radius:var(--radius-md);font-size:10px;font-weight:700}
.bottom-nav-item svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.bottom-nav-item:first-child svg{fill:currentColor;stroke:none}
.bottom-nav-item:hover{color:var(--text-primary);background:var(--surface-hover)}
.bottom-nav-item.active{color:var(--accent);background:var(--accent-soft);border-color:var(--accent-soft-strong)}

/* Information pages */
.info-shell{padding:var(--spacing-9) 0 var(--spacing-8)}
.info-shell>h1,.guideline-detail>h1{margin:var(--spacing-2) 0 var(--spacing-3);font-size:clamp(34px,5vw,52px);font-weight:760;letter-spacing:-.045em;line-height:1.05}
.info-intro{max-width:760px;margin-bottom:var(--spacing-7);font-size:16px}
.info-note{max-width:900px;margin:var(--spacing-7) auto 0;padding:var(--spacing-4);color:var(--text-muted);background:var(--surface-inset);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);font-size:12px;line-height:1.6;text-align:center}
.tools-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--spacing-4)}
.tool-card{min-width:0;min-height:112px;padding:var(--spacing-5);display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:var(--spacing-4);color:var(--text-primary);background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow-soft);text-align:left;transition:transform .18s ease,border-color .18s ease,background .18s ease}
.tool-card:hover{background:var(--surface-hover);border-color:var(--border-active);transform:translateY(-2px)}
.tool-card-icon,.info-icon{width:50px;height:50px;flex:0 0 50px;display:grid;place-items:center;color:var(--accent);background:var(--accent-soft);border:1px solid var(--accent-soft-strong);border-radius:var(--radius-md);font-family:"Geist Mono",monospace;font-size:12px;font-weight:800}
.tool-card-icon svg{width:27px;height:27px}
.heatpump-icon,.heatpump-icon svg,.heatpump-icon svg path,.heatpump-icon svg circle{color:var(--accent);stroke:currentColor}
.tool-card h2{margin:0 0 5px;font-size:17px;font-weight:730;letter-spacing:-.02em}
.tool-card p{margin:0;color:var(--text-secondary);font-size:13px;line-height:1.5}
.tool-card-arrow{color:var(--accent);font-size:27px;font-weight:300}
.tool-back{margin-bottom:var(--spacing-5);padding:0 var(--spacing-4);color:var(--text-secondary);background:var(--surface);border:1px solid var(--border)}
.tool-back:hover{color:var(--accent);border-color:var(--border-active)}

/* Regulations */
.regulation-source-note,.quick-rule,.manufacturer-priority,.guideline-note,.elga-explainer,.elga-check-box,.elga-source-box{color:var(--text-secondary);background:var(--surface-elevated);border:1px solid var(--border);border-radius:var(--radius-sm)}
.regulation-source-note{margin-bottom:var(--spacing-5);padding:var(--spacing-4);display:flex;flex-wrap:wrap;justify-content:space-between;gap:var(--spacing-2) var(--spacing-4);font-size:12px}
.regulation-source-note strong,.quick-rule strong,.manufacturer-priority strong,.guideline-note strong,.official-source strong,.clv-mini-grid strong{color:var(--text-primary)}
.regulation-topics,.rogafa-systems{display:grid;gap:var(--spacing-3)}
.regulation-topic{overflow:hidden;box-shadow:var(--shadow-soft)}
.regulation-topic>summary,.rogafa-system>summary{min-height:74px;padding:var(--spacing-4);display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:var(--spacing-4);list-style:none}
.regulation-topic>summary::-webkit-details-marker,.rogafa-system>summary::-webkit-details-marker,.diagram-toggle>summary::-webkit-details-marker{display:none}
.regulation-topic>summary strong,.rogafa-system>summary span{display:block;color:var(--text-primary);font-size:15px}
.regulation-topic>summary small,.rogafa-system>summary small{display:block;margin-top:3px;color:var(--text-muted);font-size:12px;line-height:1.45}
.topic-chevron{color:var(--accent);font-size:20px;transition:transform .18s ease}
.regulation-topic[open]>summary .topic-chevron{transform:rotate(180deg)}
.regulation-topic-body,.rogafa-system-body{padding:var(--spacing-5);border-top:1px solid var(--border)}
.quick-rule{padding:var(--spacing-4)}
.quick-rule p,.manufacturer-priority span,.guideline-note p,.clv-mini-grid span{margin:5px 0 0;color:var(--text-secondary);font-size:13px;line-height:1.6}
.quick-rule.important,.manufacturer-priority{background:var(--warning-soft);border-color:var(--warning)}
.replacement-grid,.clv-mini-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--spacing-3)}
.clv-mini-grid{margin-top:var(--spacing-4)}
.clv-mini-grid>div{padding:var(--spacing-4);background:var(--surface-elevated);border:1px solid var(--border);border-radius:var(--radius-sm)}
.regulation-checks{margin:var(--spacing-4) 0 0;padding:0;display:grid;gap:var(--spacing-3);list-style:none}
.regulation-checks li{position:relative;padding-left:var(--spacing-5);color:var(--text-secondary);font-size:13px;line-height:1.58}
.regulation-checks li::before{content:"✓";position:absolute;top:0;left:0;color:var(--success);font-weight:800}
.regulation-checks.compact{gap:var(--spacing-2)}
.rogafa-systems{margin-top:var(--spacing-4)}
.rogafa-system{overflow:hidden;background:var(--surface-inset);border:1px solid var(--border);border-radius:var(--radius-sm)}
.rogafa-system>summary{position:relative;min-height:60px;padding-right:48px;display:block}
.rogafa-system>summary::after{content:"+";position:absolute;top:50%;right:var(--spacing-4);color:var(--accent);font-family:"Geist Mono",monospace;font-size:18px;transform:translateY(-50%)}
.rogafa-system[open]>summary::after{content:"−"}
.diagram-toggle{margin-top:var(--spacing-4);overflow:hidden;background:var(--surface-inset);border:1px solid var(--border);border-radius:var(--radius-sm)}
.diagram-toggle>summary{min-height:48px;padding:var(--spacing-3) var(--spacing-4);display:flex;align-items:center;justify-content:space-between;color:var(--accent);font-size:12px;font-weight:740;list-style:none}
.diagram-toggle>summary::after{content:"+";font-family:"Geist Mono",monospace;font-size:18px}
.diagram-toggle[open]>summary::after{content:"−"}
.diagram-toggle img{width:100%;max-height:620px;object-fit:contain;background:var(--text-on-accent);border-top:1px solid var(--border)}
.clv-layout{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(260px,.8fr);gap:var(--spacing-5)}
.clv-diagram{margin-top:0}
.manufacturer-priority{margin-top:var(--spacing-4);padding:var(--spacing-4);display:grid;grid-template-columns:auto minmax(0,1fr);gap:var(--spacing-3)}
.official-source{margin-top:var(--spacing-5);padding:var(--spacing-4);display:flex;align-items:center;justify-content:space-between;gap:var(--spacing-4);color:var(--text-secondary);background:var(--surface-inset);border:1px solid var(--border);border-radius:var(--radius-sm)}
.official-source>div:first-child{min-width:0;display:grid;gap:4px}
.official-source span{color:var(--text-muted);font-size:12px;line-height:1.45;overflow-wrap:anywhere}
.official-source.stacked-source{align-items:flex-start}
.source-actions{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:var(--spacing-2)}
.guideline-panel{position:relative;margin-top:var(--spacing-5);padding:var(--spacing-6);overflow:hidden}
.guideline-panel-head,.knowledge-tool-head{display:flex;align-items:flex-start;gap:var(--spacing-4)}
.guideline-panel-head h2,.knowledge-tool-head h2{margin:0 0 5px;font-size:22px;letter-spacing:-.025em}
.guideline-panel-head p,.knowledge-tool-head p:last-child{margin:0;color:var(--text-secondary);line-height:1.6}
.co-thresholds,.co-device-grid{margin-top:var(--spacing-5);display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--spacing-3)}
.co-threshold,.co-device-grid article{padding:var(--spacing-4);background:var(--surface-elevated);border:1px solid var(--border);border-radius:var(--radius-sm)}
.co-threshold strong,.co-device-grid strong{display:block;margin-bottom:var(--spacing-2);font-family:"Geist Mono",monospace;font-size:20px}
.co-threshold p,.co-device-grid p{margin:0;color:var(--text-secondary);font-size:12px;line-height:1.55}
.co-threshold.co-ok{background:var(--success-soft);border-color:var(--success)}
.co-threshold.co-ok strong,.setup-ok h3{color:var(--success)}
.co-threshold.co-warn{background:var(--warning-soft);border-color:var(--warning)}
.co-threshold.co-warn strong,.setup-warning h3{color:var(--warning)}
.co-threshold.co-danger{background:var(--danger-soft);border-color:var(--danger)}
.co-threshold.co-danger strong{color:var(--danger)}
.co-device-grid article span{color:var(--accent);font-size:11px;font-weight:800;letter-spacing:.12em}
.guideline-note{margin-top:var(--spacing-4);padding:var(--spacing-4);border-left:3px solid var(--info)}

/* Knowledge tools */
.knowledge-tool{position:relative;overflow:hidden}
.knowledge-tool-head{padding:var(--spacing-6);border-bottom:1px solid var(--border)}
.knowledge-tool-icon{width:52px;height:52px}
.knowledge-calc-grid,.setup-grid{padding:var(--spacing-6);display:grid;grid-template-columns:minmax(0,1fr) minmax(300px,.82fr);gap:var(--spacing-5)}
.knowledge-fields{display:grid;gap:var(--spacing-4)}
.knowledge-field{min-width:0}
.number-wrap{min-height:52px;display:grid;grid-template-columns:52px minmax(0,1fr) 52px;overflow:hidden;background:var(--surface-inset);border:1px solid var(--border);border-radius:var(--radius-sm)}
.number-wrap button{min-width:52px;color:var(--accent);background:var(--surface-elevated);border:0;border-radius:0;font-size:22px}
.number-wrap button:first-child{border-right:1px solid var(--border)}.number-wrap button:last-child{border-left:1px solid var(--border)}
.number-wrap button:hover{color:var(--text-on-accent);background:var(--accent-fill)}
.number-wrap input{min-width:0;color:var(--text-primary);background:transparent;border:0;outline:0;font-family:"Geist Mono",monospace;font-size:18px;font-weight:760;text-align:center}
.power-result-card,.setup-result{min-width:0;padding:var(--spacing-5);background:var(--surface-elevated);border:1px solid var(--border);border-radius:var(--radius-md)}
.power-result-title,.setup-result h3{margin:var(--spacing-2) 0 var(--spacing-4);font-size:18px;line-height:1.4}
.power-total{display:flex;align-items:baseline;gap:var(--spacing-2)}
.power-total strong{color:var(--accent);font-family:"Geist Mono",monospace;font-size:46px;letter-spacing:-.06em;line-height:1}
.power-total span{color:var(--text-muted)}
.power-disclaimer{margin:var(--spacing-3) 0 0;color:var(--text-muted);font-size:11px;line-height:1.55}
.power-device-linker{padding:var(--spacing-6);background:var(--surface-inset);border-top:1px solid var(--border)}
.power-device-head,.power-followup-head{display:flex;align-items:flex-start;justify-content:space-between;gap:var(--spacing-4)}
.power-device-head h3,.power-followup-head h3{margin:var(--spacing-2) 0 0;font-size:20px;letter-spacing:-.02em}
.power-live-badge{padding:6px 9px;color:var(--success);background:var(--success-soft);border:1px solid var(--success);border-radius:999px;font-size:10px;font-weight:760}
.power-device-selects{margin-top:var(--spacing-4);display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--spacing-4)}
.power-parameter-empty,.power-parameter-card{margin-top:var(--spacing-4);padding:var(--spacing-4);color:var(--text-secondary);background:var(--surface-elevated);border:1px dashed var(--border);border-radius:var(--radius-sm);font-size:13px;line-height:1.6}
.power-parameter-card{border-style:solid}
.power-parameter-card.is-loading,.is-loading{position:relative;overflow:hidden}
.power-parameter-card.is-loading::after,.is-loading::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,transparent,var(--inset-highlight),transparent);transform:translateX(-100%);animation:loading-sweep 1.2s infinite}
@keyframes loading-sweep{to{transform:translateX(100%)}}
.power-parameter-title,.power-code-row{display:flex;align-items:flex-start;gap:var(--spacing-3)}
.power-parameter-title{justify-content:space-between}
.power-code-row{margin-top:var(--spacing-2)}
.power-code-row h4{margin:4px 0 0;color:var(--text-primary);font-size:17px;line-height:1.35}
.power-parameter-explanation{margin:var(--spacing-4) 0 0;color:var(--text-secondary);font-size:13px;line-height:1.65}
.power-source-link{margin-top:var(--spacing-4)}
.power-followup{margin-top:var(--spacing-6);padding-top:var(--spacing-6);border-top:1px solid var(--border)}
.power-followup-head{display:block}
.power-followup-head>p:last-child{max-width:780px;margin:var(--spacing-2) 0 0;color:var(--text-secondary);line-height:1.65}
.power-checklist{margin:var(--spacing-4) 0 0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--spacing-3);list-style:none}
.power-checklist li{padding:var(--spacing-3);display:grid;grid-template-columns:24px minmax(0,1fr);gap:var(--spacing-2);background:var(--surface-elevated);border:1px solid var(--border);border-radius:var(--radius-sm)}
.power-checklist li span{color:var(--success);font-weight:800}
.power-checklist li p{margin:0;color:var(--text-secondary);font-size:12px;line-height:1.55}

/* Setup tool */
.setup-inputs{min-width:0}
.setup-dimensions{margin-top:var(--spacing-4);display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--spacing-3)}
.setup-load{margin-top:var(--spacing-4)}
.input-unit{position:relative}
.input-unit input{padding-right:52px}
.input-unit span{position:absolute;top:15px;right:var(--spacing-4);color:var(--text-muted);font-family:"Geist Mono",monospace;font-size:12px}
.setup-result.setup-ok{background:var(--success-soft);border-color:var(--success)}
.setup-result.setup-warning{background:var(--warning-soft);border-color:var(--warning)}
.setup-result>p:last-child{margin-bottom:0;color:var(--text-secondary);line-height:1.6}
.setup-explanation{padding:var(--spacing-6);border-top:1px solid var(--border)}
.setup-formula{margin:var(--spacing-4) 0;padding:var(--spacing-4);display:flex;align-items:center;justify-content:space-between;gap:var(--spacing-4);background:var(--accent-soft);border:1px solid var(--accent-soft-strong);border-radius:var(--radius-sm)}
.setup-formula strong{color:var(--accent);font-family:"Geist Mono",monospace}
.setup-formula span,.setup-explanation>p{color:var(--text-secondary)}

/* Elga and Xtend */
.elga-step{padding:var(--spacing-6);border-top:1px solid var(--border)}
.elga-step:first-of-type{border-top:0}
.elga-step-intro{max-width:820px;margin:var(--spacing-3) 0 0;color:var(--text-secondary);line-height:1.65}
.elga-flow-hero{margin-top:var(--spacing-4);padding:var(--spacing-5);display:grid;grid-template-columns:auto minmax(0,1fr);align-items:center;gap:var(--spacing-6);background:var(--accent-soft);border:1px solid var(--accent-soft-strong);border-radius:var(--radius-md)}
.elga-flow-hero>div{min-width:150px}
.elga-flow-hero span{display:block;color:var(--text-secondary);font-size:11px;letter-spacing:.1em;text-transform:uppercase}
.elga-flow-hero strong{color:var(--accent);font-family:"Geist Mono",monospace;font-size:48px;line-height:1}
.elga-flow-hero b{margin-left:5px;color:var(--text-muted)}
.elga-flow-hero p{margin:0;color:var(--text-secondary);line-height:1.65}
.elga-explainer,.elga-check-box,.elga-source-box{margin-top:var(--spacing-4);padding:var(--spacing-4)}
.elga-explainer h3,.elga-check-box>strong,.elga-source-box>strong{margin:0 0 var(--spacing-2);color:var(--text-primary)}
.elga-explainer p{margin:var(--spacing-2) 0 0;color:var(--text-secondary);line-height:1.65}
.elga-param-grid{margin-top:var(--spacing-4);display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--spacing-3)}
.elga-param-card{min-width:0;padding:var(--spacing-4);background:var(--surface-elevated);border:1px solid var(--border);border-radius:var(--radius-sm)}
.elga-param-head{display:flex;align-items:flex-start;gap:var(--spacing-3)}
.elga-param-head h3{margin:4px 0 0;font-size:16px;line-height:1.4}
.elga-param-copy{margin-top:var(--spacing-4);padding-top:var(--spacing-4);border-top:1px solid var(--border-subtle)}
.elga-param-copy h4{margin:0 0 5px;color:var(--text-primary);font-size:13px}
.elga-param-copy p,.elga-check-box li{color:var(--text-secondary);font-size:12px;line-height:1.6}
.elga-warning{margin-top:var(--spacing-4);padding:var(--spacing-4);color:var(--warning);background:var(--warning-soft);border:1px solid var(--warning);border-radius:var(--radius-sm)}
.elga-warning p{margin:5px 0 0;color:var(--text-secondary);font-size:12px;line-height:1.6}
.elga-check-box ol{margin:var(--spacing-3) 0 0;padding-left:var(--spacing-5)}
.elga-source-box{display:flex;flex-wrap:wrap;align-items:center;gap:var(--spacing-2)}
.elga-source-box>strong{width:100%}
.xtend-subtitle{margin:var(--spacing-5) 0 0;color:var(--text-primary);font-size:16px}

/* Diagram viewer */
.diagram-viewer{position:fixed;inset:0;z-index:100;display:grid;grid-template-rows:auto minmax(0,1fr) auto;color:var(--text-primary);background:var(--overlay)}
.diagram-viewer-toolbar{min-height:64px;padding:var(--spacing-3) max(var(--spacing-4),env(safe-area-inset-left));display:flex;align-items:center;justify-content:space-between;gap:var(--spacing-4);background:var(--surface);border-bottom:1px solid var(--border)}
.diagram-viewer-toolbar>span{min-width:0;color:var(--text-primary);font-weight:730;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.diagram-viewer-actions{display:flex;gap:var(--spacing-2)}
.diagram-viewer-actions button{min-width:44px;padding:0 var(--spacing-3);color:var(--text-primary);background:var(--surface-elevated);border:1px solid var(--border)}
.diagram-viewer-actions button:hover{color:var(--text-on-accent);background:var(--accent-fill);border-color:var(--accent-fill)}
.diagram-viewer-stage{min-width:0;min-height:0;overflow:hidden;display:grid;place-items:center;touch-action:none;cursor:grab}
.diagram-viewer-stage.is-dragging{cursor:grabbing}
.diagram-viewer-stage img{max-width:none;max-height:none;transform-origin:center;user-select:none;-webkit-user-drag:none}
.diagram-viewer-hint{min-height:40px;padding:var(--spacing-2) var(--spacing-4);display:grid;place-items:center;color:var(--text-muted);background:var(--surface);border-top:1px solid var(--border);font-size:11px;text-align:center}
html.diagram-viewer-open,html.diagram-viewer-open body{overflow:hidden}

/* Structural hooks retained by the existing application. */
.info-view,.knowledge-shell,.regulations-shell,.tools-home,.tool-detail,.setup-tool,.elga-tool,.guidelines-grid,.co-guidelines-source{min-width:0}
.guideline-icon,.mm-tool-icon{color:var(--accent)}
.tab-label,.choice-label{min-width:0;overflow-wrap:anywhere}
.factory-value{color:var(--text-primary)}
.setup-empty{color:var(--text-secondary)}
.diagram-zoomable{cursor:zoom-in}
.diagram-viewer-fit{font-size:12px}

/* Responsive */
@media(max-width:920px){
  .hero-stat{display:none}
  .workspace,.knowledge-calc-grid,.setup-grid{grid-template-columns:1fr}
  .selector-card,.result-card{min-height:auto}
  .empty-state{min-height:420px}
  .clv-layout{grid-template-columns:1fr}
}

@media(max-width:720px){
  :root{--nav-height:66px}
  .topbar{min-height:68px;padding-inline:var(--spacing-4)}
  .brand-logo{width:38px;height:38px;flex-basis:38px}
  .brand-lockup strong{font-size:16px}
  .brand-lockup small,.status-pill{display:none}
  .install-button{min-height:38px;padding-inline:var(--spacing-3);font-size:11px}
  .theme-toggle{width:58px;height:34px}
  .theme-toggle span{width:26px;height:26px}
  .hero,.workspace,.info-shell,.app-footer{width:min(100% - 28px,var(--content-width))}
  .hero{padding:var(--spacing-7) 0 var(--spacing-6)}
  .hero h1{margin-bottom:var(--spacing-4);font-size:clamp(38px,11.5vw,50px);line-height:1}
  .intro,.info-intro{font-size:14px}
  .selector-card,.result-card,.knowledge-tool,.guideline-panel,.regulation-topic{border-radius:var(--radius-md)}
  .selector-card{padding:var(--spacing-5)}
  .fault-header,.detail-grid,.combustion-section,.diag-card,.knowledge-tool-head,.knowledge-calc-grid,.power-device-linker,.setup-grid,.setup-explanation,.elga-step,.guideline-panel{padding:var(--spacing-5)}
  .fault-title-row h2{font-size:22px}
  .detail-grid,.combustion-grid,.tools-grid,.replacement-grid,.clv-mini-grid,.co-thresholds,.co-device-grid,.elga-param-grid{grid-template-columns:1fr}
  .notice{margin:0 var(--spacing-5) var(--spacing-5)}
  .source-row,.official-source{padding:var(--spacing-4) var(--spacing-5);flex-direction:column;align-items:stretch}
  .source-row-link,.official-source a,.source-actions a{width:100%}
  .source-actions{width:100%}
  .parameter-list>div,.power-parameter-rows>div{display:grid;grid-template-columns:minmax(90px,.65fr) minmax(0,1fr)}
  .parameter-list dd,.power-parameter-rows dd{max-width:none}
  .power-checklist,.power-device-selects,.setup-dimensions{grid-template-columns:1fr}
  .elga-flow-hero{grid-template-columns:1fr;gap:var(--spacing-4)}
  .info-shell{padding-top:var(--spacing-7)}
  .info-shell>h1,.guideline-detail>h1{font-size:36px}
}

@media(max-width:440px){
  .hero,.workspace,.info-shell,.app-footer{width:calc(100% - 24px)}
  .topbar{padding-inline:var(--spacing-3)}
  .brand-lockup{gap:var(--spacing-2)}
  .brand-lockup small{display:none}
  .hero{padding-top:var(--spacing-6)}
  .hero h1{font-size:clamp(36px,11vw,46px)}
  .selector-card,.fault-header,.detail-grid,.combustion-section,.diag-card,.knowledge-tool-head,.knowledge-calc-grid,.power-device-linker,.setup-grid,.setup-explanation,.elga-step,.guideline-panel{padding-right:var(--spacing-4);padding-left:var(--spacing-4)}
  .content-tabs button{min-height:80px}
  .content-tabs.tabs-3,.content-tabs.tabs-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .fault-title-row{flex-direction:column}
  .code-badge{width:fit-content}
  .parameter-choices-row{grid-template-columns:1fr}
  .parameter-choices-row dd{margin-top:var(--spacing-2)}
  .diag-buttons{flex-direction:column}
  .diag-buttons button{width:100%}
  .regulation-topic>summary,.rogafa-system>summary{gap:var(--spacing-3)}
  .regulation-topic>summary .info-icon{width:42px;height:42px;flex-basis:42px}
  .power-device-head,.power-parameter-title,.setup-formula{flex-direction:column;align-items:stretch}
  .power-live-badge{width:fit-content}
  .elga-source-box a,.manual-links a{width:100%}
  .bottom-nav{bottom:max(8px,env(safe-area-inset-bottom));width:calc(100% - 16px);border-radius:var(--radius-md)}
}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}

@media print{
  :root{color-scheme:light;--bg:#ffffff;--surface:#ffffff;--surface-elevated:#ffffff;--surface-inset:#ffffff;--text-primary:#000000;--text-secondary:#222222;--text-muted:#444444;--border:#aaaaaa;--border-subtle:#cccccc}
  body{background:var(--bg)}
  .topbar,.hero,.selector-card,.bottom-nav,.app-footer{display:none!important}
  main{padding:0}
  .workspace,.info-shell{width:100%;display:block}
  .result-card,.knowledge-tool,.guideline-panel,.regulation-topic{border:0;box-shadow:none}
}

/* ===== Production hardening 2026-08-23: ROG(A)FA viewer + combustion mobile ===== */
/* Behoud Work-stijl; herstel alleen bewezen viewport-/zoomgeometrie. */
.diagram-viewer[hidden]{display:none!important}
.diagram-viewer{
  left:0!important;right:0!important;top:0!important;bottom:0!important;
  width:auto!important;max-width:none!important;min-width:0!important;
  height:100dvh;max-height:100dvh;overflow:hidden!important;box-sizing:border-box;
  grid-template-columns:minmax(0,1fr);grid-template-rows:auto minmax(0,1fr) auto;
  overscroll-behavior:contain;
}
.diagram-viewer>*{min-width:0;max-width:100%;box-sizing:border-box}
.diagram-viewer-toolbar{
  width:100%;min-width:0;max-width:100%;overflow:hidden;
  padding-top:calc(var(--spacing-3) + env(safe-area-inset-top));
  padding-right:calc(var(--spacing-4) + env(safe-area-inset-right));
  padding-bottom:var(--spacing-3);
  padding-left:calc(var(--spacing-4) + env(safe-area-inset-left));
}
.diagram-viewer-toolbar>span{flex:1 1 0;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.diagram-viewer-actions{flex:0 0 auto;min-width:0;max-width:100%;align-items:center;gap:var(--spacing-2)}
.diagram-viewer-toolbar .diagram-viewer-fit{flex:0 1 auto;min-width:0;max-width:104px;white-space:nowrap}
.diagram-viewer-toolbar #diagramViewerClose{flex:0 0 44px;width:44px;min-width:44px;padding:0}
.diagram-viewer-stage{
  position:relative;width:100%;height:100%;min-width:0;min-height:0;max-width:100%;
  overflow:hidden!important;box-sizing:border-box;display:flex;align-items:center;justify-content:center;
  padding-top:8px;padding-bottom:8px;
  padding-left:calc(8px + env(safe-area-inset-left));
  padding-right:calc(8px + env(safe-area-inset-right));
  touch-action:none;user-select:none;-webkit-user-select:none;
}
.diagram-viewer-stage img{
  display:block;width:auto;height:auto;max-width:100%!important;max-height:100%!important;
  margin:auto;object-fit:contain;transform-origin:center center;will-change:transform;
  user-select:none;-webkit-user-drag:none;pointer-events:none;
}
.diagram-viewer-hint{
  width:100%;min-width:0;max-width:100%;overflow:hidden;box-sizing:border-box;
  padding-top:8px;padding-bottom:calc(8px + env(safe-area-inset-bottom));
  padding-left:calc(var(--spacing-4) + env(safe-area-inset-left));
  padding-right:calc(var(--spacing-4) + env(safe-area-inset-right));
  line-height:1.3;
}
html.diagram-viewer-open,html.diagram-viewer-open body{overflow:hidden;overscroll-behavior:none}

/* Verbrandingswaarden: op mobiel labels/waarden niet in te smalle kolommen forceren. */
@media(max-width:720px){
  .combustion-item .parameter-list>div{display:block;padding:10px 0}
  .combustion-item .parameter-list dt{display:block;margin:0 0 5px;color:var(--text-muted);font-size:11px;line-height:1.35}
  .combustion-item .parameter-list dd{display:block;width:100%;max-width:none;margin:0;text-align:left;overflow-wrap:anywhere;word-break:normal}
  .combustion-item .parameter-variants-row dd,.combustion-item .variant-list{width:100%}
  .combustion-item .variant-list{gap:7px}
  .combustion-item .variant-line{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:baseline;gap:10px}
  .combustion-item .variant-name{min-width:0;white-space:normal;overflow-wrap:normal;word-break:normal}
  .combustion-item .variant-line strong{white-space:nowrap;text-align:right}
}
@media(max-width:420px){
  .diagram-viewer-toolbar{min-height:52px;gap:8px;padding-top:calc(6px + env(safe-area-inset-top));padding-bottom:6px;padding-left:calc(8px + env(safe-area-inset-left));padding-right:calc(8px + env(safe-area-inset-right))}
  .diagram-viewer-toolbar>span{font-size:12px}
  .diagram-viewer-toolbar .diagram-viewer-fit{min-height:38px;height:38px;max-width:88px;padding:0 9px;font-size:10px}
  .diagram-viewer-toolbar #diagramViewerClose{flex-basis:38px;width:38px;min-width:38px;min-height:38px;height:38px}
  .diagram-viewer-stage{padding-top:4px;padding-bottom:4px;padding-left:calc(4px + env(safe-area-inset-left));padding-right:calc(4px + env(safe-area-inset-right))}
  .diagram-viewer-hint{min-height:0;padding-top:6px;padding-bottom:calc(6px + env(safe-area-inset-bottom));font-size:10px}
  .combustion-item .variant-line{grid-template-columns:1fr;gap:2px;padding:2px 0}
  .combustion-item .variant-line strong{white-space:normal;text-align:left;font-size:14px}
}

/* Mobile hardening: fabrikant-waarschuwing stapelt alleen op smalle schermen.
   Desktoplayout blijft ongewijzigd. */
@media(max-width:720px){
  .manufacturer-priority{
    grid-template-columns:minmax(0,1fr);
    gap:var(--spacing-2);
  }
  .manufacturer-priority strong,
  .manufacturer-priority span{
    min-width:0;
  }
  .manufacturer-priority span{
    margin-top:0;
  }
}

/* Asbest recognition examples */
.asbest-example{margin:0 0 var(--spacing-4);overflow:hidden;background:var(--surface-inset);border:1px solid var(--border);border-radius:var(--radius-sm)}
.asbest-example img{display:block;width:100%;max-height:390px;object-fit:cover;background:var(--surface-elevated)}
.asbest-example figcaption{display:grid;gap:5px;padding:var(--spacing-4);border-top:1px solid var(--border)}
.asbest-example figcaption strong{color:var(--text-primary);font-size:14px}
.asbest-example figcaption span{color:var(--text-secondary);font-size:12px;line-height:1.55}
.asbest-example figcaption small{color:var(--text-muted);font-size:11px;line-height:1.5}
.asbest-example figcaption a{color:var(--accent);text-decoration:none}
.asbest-example figcaption a:hover{text-decoration:underline}
@media (max-width:600px){.asbest-example img{max-height:300px}.asbest-example figcaption{padding:var(--spacing-3)}}


/* Mitsubishi Ecodan FTC6 servicehulp */
.mitsu-danger{display:grid;gap:5px;margin:0 0 var(--spacing-5);padding:14px 16px;border:1px solid color-mix(in srgb,var(--accent) 45%,var(--border));border-radius:var(--radius-sm);background:color-mix(in srgb,var(--accent) 8%,var(--surface-elevated))}.mitsu-danger strong{font-size:14px}.mitsu-danger p{margin:0;color:var(--text-secondary);font-size:12px;line-height:1.5}.mitsu-board{margin:0 0 var(--spacing-5);overflow:hidden;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface-inset)}.mitsu-board img{display:block;width:100%;max-height:520px;object-fit:contain;background:#0b1712}.mitsu-board figcaption{padding:10px 14px;color:var(--text-muted);font-size:11px;border-top:1px solid var(--border)}.mitsu-quick{margin-bottom:var(--spacing-5)}.mitsu-chip-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.mitsu-chip{display:flex;gap:10px;align-items:center;text-align:left;min-height:54px;padding:10px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface-elevated);color:var(--text-primary)}.mitsu-chip strong{flex:0 0 auto;font-size:12px}.mitsu-chip span{font-size:12px;line-height:1.3;color:var(--text-secondary)}.mitsu-section-head{display:flex;align-items:end;justify-content:space-between;gap:14px;margin-bottom:12px}.mitsu-section-head h3{margin:0}.mitsu-filter{display:grid;gap:4px;min-width:110px}.mitsu-filter span{font-size:10px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em}.mitsu-filter select{min-height:38px;padding:0 28px 0 10px;border:1px solid var(--border);border-radius:10px;background:var(--surface-elevated);color:var(--text-primary)}.mitsu-switch-list{display:grid;gap:8px}.mitsu-switch-card{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface-elevated);overflow:hidden}.mitsu-switch-card summary{list-style:none;display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:10px;align-items:center;min-height:58px;padding:10px 12px;cursor:pointer}.mitsu-switch-card summary::-webkit-details-marker{display:none}.mitsu-switch-title{font-size:13px;font-weight:650;line-height:1.3}.mitsu-default{font-size:10px;color:var(--text-muted);white-space:nowrap}.mitsu-default strong{color:var(--text-primary);font-size:11px}.mitsu-switch-body{display:grid;gap:10px;padding:0 12px 12px}.mitsu-onoff{display:grid;grid-template-columns:1fr 1fr;gap:8px}.mitsu-onoff>div{display:grid;gap:3px;padding:10px;border:1px solid var(--border);border-radius:10px;background:var(--surface-inset)}.mitsu-onoff span{font-size:10px;font-weight:700;color:var(--text-muted)}.mitsu-onoff strong{font-size:12px;line-height:1.35}.mitsu-switch-card.is-reserved{opacity:.68}@media(max-width:600px){.mitsu-chip-grid{grid-template-columns:1fr}.mitsu-board img{max-height:430px}.mitsu-section-head{align-items:center}.mitsu-switch-card summary{grid-template-columns:auto minmax(0,1fr)}.mitsu-default{grid-column:2;white-space:normal}.mitsu-onoff{grid-template-columns:1fr}}

.mitsu-home-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:0 0 var(--spacing-5)}
.mitsu-home-card{display:grid;gap:6px;min-height:86px;padding:14px;text-align:left;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface-elevated);color:var(--text-primary)}
.mitsu-home-card strong{font-size:14px}.mitsu-home-card span{font-size:11px;line-height:1.4;color:var(--text-secondary)}
.mitsu-home-card.wide{grid-column:1/-1}.mitsu-panel{display:none}.mitsu-panel.is-active{display:block}
.mitsu-subback{margin:0 0 14px;padding:0;border:0;background:none;color:var(--text-secondary);font:inherit;font-size:12px;cursor:pointer}
.mitsu-showall{width:100%;min-height:46px;margin:4px 0 16px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface-inset);color:var(--text-primary);font-weight:650}
.mitsu-reserved-row{display:grid;grid-template-columns:auto 1fr auto;gap:10px;align-items:center;min-height:48px;padding:8px 12px}
.mitsu-muted{font-size:10px;color:var(--text-muted)}.mitsu-switch-card.is-reserved{opacity:.42;background:var(--surface-inset);pointer-events:none}
.mitsu-info-list{display:grid;gap:8px;margin:12px 0 18px}.mitsu-info-card,.mitsu-diagnose{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface-elevated)}
.mitsu-info-card{padding:12px}.mitsu-info-card h4{margin:0;font-size:13px}.mitsu-info-card p{margin:6px 0 0;color:var(--text-secondary);font-size:11px;line-height:1.5}
.mitsu-info-head{display:grid;grid-template-columns:auto 1fr auto;gap:9px;align-items:center}.mitsu-info-head>span:last-child{font-size:10px;color:var(--text-muted)}
.mitsu-path{display:block;margin-top:7px;font-size:11px;color:var(--text-primary)}.mitsu-intro{color:var(--text-secondary);font-size:12px;line-height:1.5}
.mitsu-info-card.is-danger{border-color:color-mix(in srgb,var(--accent) 50%,var(--border))}
.mitsu-diagnose summary{list-style:none;display:flex;justify-content:space-between;gap:10px;padding:13px;cursor:pointer}.mitsu-diagnose summary::-webkit-details-marker{display:none}
.mitsu-diagnose summary strong{font-size:13px}.mitsu-diagnose summary span{font-size:10px;color:var(--text-muted)}
.mitsu-diagnose>div{padding:0 13px 13px}.mitsu-diagnose p,.mitsu-diagnose li{font-size:11px;line-height:1.55;color:var(--text-secondary)}.mitsu-diagnose ol{padding-left:20px}
@media(max-width:600px){.mitsu-home-grid{grid-template-columns:1fr}.mitsu-home-card.wide{grid-column:auto}}

/* Mitsubishi phase 4: subpage alignment + clearer navigation */
.mitsu-panel{padding:16px 18px 20px;border-top:1px solid var(--border)}
.mitsu-subback{display:inline-flex;align-items:center;gap:8px;min-height:42px;margin:0 0 18px;padding:9px 13px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface-inset);color:var(--text-primary);font:inherit;font-size:12px;font-weight:700;cursor:pointer;transition:border-color .15s ease,background .15s ease,transform .15s ease}
.mitsu-subback:hover,.mitsu-subback:focus-visible{border-color:var(--accent);background:var(--surface-elevated);outline:none}
.mitsu-subback:active{transform:translateY(1px)}
.mitsu-subback span:first-child{font-size:16px;color:var(--accent)}
.mitsu-compat-note{margin:10px 0 14px;padding:10px 12px;border-left:3px solid var(--accent);background:var(--surface-inset);color:var(--text-secondary);font-size:11px;line-height:1.5}
.mitsu-diag-summary{display:grid;gap:2px}.mitsu-diag-summary small{font-size:9px;letter-spacing:.08em;text-transform:uppercase;color:var(--accent)}
.mitsu-fact{display:grid;grid-template-columns:minmax(130px,.8fr) 1.2fr;gap:12px;align-items:center}.mitsu-fact strong{font-size:12px;color:var(--text-primary)}
.mitsu-fault-action{margin:16px 0}.mitsu-fault-action button{width:100%;min-height:46px;padding:11px 14px;border:1px solid color-mix(in srgb,var(--accent) 60%,var(--border));border-radius:var(--radius-sm);background:color-mix(in srgb,var(--accent) 10%,var(--surface-elevated));color:var(--text-primary);font-weight:750;cursor:pointer}
@media(max-width:600px){.mitsu-panel{padding:14px 12px 18px}.mitsu-subback{width:100%;justify-content:flex-start}.mitsu-fact{grid-template-columns:1fr;gap:4px}}

.mitsu-mini-source{display:block;margin-top:7px;font-size:9px;color:var(--text-muted)}

.mitsu-setup-questions{display:grid;gap:10px;margin:14px 0}.mitsu-question{margin:0;padding:12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface-elevated)}
.mitsu-question legend{padding:0 5px;font-size:12px;font-weight:700}.mitsu-choice-grid{display:grid;grid-template-columns:1fr 1fr;gap:7px}.mitsu-choice{position:relative;display:block;cursor:pointer}.mitsu-choice input{position:absolute;opacity:0}.mitsu-choice span{display:flex;min-height:44px;align-items:center;padding:9px 11px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface-inset);font-size:11px;line-height:1.35}.mitsu-choice input:checked+span{border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent)}
.mitsu-setup-result{margin:14px 0 18px}.mitsu-setup-wait,.mitsu-setup-summary{padding:14px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface-elevated)}.mitsu-setup-wait p,.mitsu-result-note{margin:6px 0 0;color:var(--text-secondary);font-size:11px;line-height:1.5}.mitsu-summary-tags{display:flex;flex-wrap:wrap;gap:6px;margin:8px 0 14px}.mitsu-summary-tags span{padding:5px 8px;border:1px solid var(--border);border-radius:999px;background:var(--surface-inset);font-size:10px}.mitsu-setup-summary h4{margin:0 0 8px;font-size:13px}.mitsu-setup-summary ol{padding-left:20px}.mitsu-setup-summary li{margin-bottom:7px;color:var(--text-secondary);font-size:11px;line-height:1.5}

.mitsu-access-card{margin:14px 0;padding:14px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface-elevated)}
.mitsu-access-badge{display:inline-block;margin-bottom:7px;padding:4px 7px;border-radius:999px;background:var(--surface-inset);font-size:9px;font-weight:800;letter-spacing:.08em}
.mitsu-access-card h4{margin:0 0 9px;font-size:14px}.mitsu-access-card ol,.mitsu-service-task ol{padding-left:20px}.mitsu-access-card li,.mitsu-service-task li{margin-bottom:7px;font-size:11px;line-height:1.5;color:var(--text-secondary)}
.mitsu-access-card details{margin:10px 0}.mitsu-access-card details summary{cursor:pointer;font-size:11px;font-weight:700}
.mitsu-service-task{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface-elevated)}
.mitsu-service-task>summary{list-style:none;display:flex;justify-content:space-between;gap:10px;padding:13px;cursor:pointer}.mitsu-service-task>summary::-webkit-details-marker{display:none}.mitsu-service-task>summary strong{font-size:13px}.mitsu-service-task>summary span{font-size:10px;color:var(--text-muted)}
.mitsu-service-task>div{padding:0 13px 13px}.mitsu-service-task p{font-size:11px;line-height:1.5;color:var(--text-secondary)}
.mitsu-route{display:grid;gap:4px;margin-bottom:10px;padding:9px 10px;border-radius:var(--radius-sm);background:var(--surface-inset)}.mitsu-route span{font-size:8px;font-weight:800;letter-spacing:.1em;color:var(--text-muted)}.mitsu-route strong{font-size:11px;line-height:1.4}
.mitsu-service-task.is-danger{border-color:color-mix(in srgb,var(--accent) 55%,var(--border))}.mitsu-how{padding:8px 9px;border-radius:var(--radius-sm);background:var(--surface-inset)}

/* Mitsubishi phase 8: vier regelkeuzes altijd scanbaar 2×2 */
.mitsu-choice-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.mitsu-choice span{height:100%;min-height:50px;align-items:center;padding:9px 10px;font-size:11px;font-weight:650;line-height:1.3;overflow-wrap:anywhere}
.mitsu-endcheck{margin-top:12px;padding:11px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface-inset)}
.mitsu-endcheck>strong{font-size:11px}.mitsu-endcheck ul{margin:8px 0 0;padding-left:18px}
.mitsu-endcheck li{margin-bottom:5px;font-size:10.5px;line-height:1.45;color:var(--text-secondary)}
@media(max-width:420px){
  .mitsu-choice-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}
  .mitsu-choice span{min-height:58px;padding:8px;font-size:10px;line-height:1.25}
}

.mitsu-back-top,.mitsu-back-bottom{width:100%;min-height:46px;display:flex;align-items:center;justify-content:center;margin:12px 0 16px;padding:10px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface-elevated);font-size:11px;font-weight:800;cursor:pointer}
.mitsu-back-bottom{margin:22px 0 6px}.mitsu-back-top:hover,.mitsu-back-bottom:hover{border-color:var(--accent)}
.mitsu-glossary{margin-top:10px;padding:10px 11px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface-inset)}
.mitsu-glossary summary{cursor:pointer;font-size:10.5px;font-weight:800}.mitsu-glossary p{margin:8px 0 0;font-size:10.5px;line-height:1.45;color:var(--text-secondary)}

/* Global offline search */
.global-search-button{display:flex;align-items:center;gap:7px;min-height:42px;padding:0 12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface-elevated);color:var(--text-primary);font:inherit;font-size:11px;font-weight:750;cursor:pointer}
.global-search-button svg,.global-search-field svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round}
.global-search-overlay{position:fixed;inset:0;z-index:120;background:rgba(2,4,5,.82);backdrop-filter:blur(8px);overflow:auto;padding:max(12px,env(safe-area-inset-top)) 12px max(18px,env(safe-area-inset-bottom))}
.global-search-shell{width:min(760px,100%);margin:20px auto;padding:18px;border:1px solid var(--border);border-radius:var(--radius-md);background:var(--surface);box-shadow:0 24px 70px rgba(0,0,0,.42)}
.global-search-head{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}.global-search-head h2{margin:2px 0 13px;font-size:22px}
.global-search-close{width:42px;height:42px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface-elevated);color:var(--text-primary);font-size:25px;line-height:1;cursor:pointer}
.global-search-field{display:grid;grid-template-columns:auto 1fr;gap:10px;align-items:center;padding:0 13px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface-inset)}
.global-search-field:focus-within{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent)}
.global-search-field input{width:100%;min-height:52px;border:0;outline:0;background:transparent;color:var(--text-primary);font:inherit;font-size:15px}
.global-search-field input::placeholder{color:var(--text-muted)}
.global-search-hint{margin:9px 2px 4px;color:var(--text-secondary);font-size:10.5px;line-height:1.45}
.global-search-status{min-height:28px;padding:8px 2px 4px;color:var(--text-muted);font-size:10px;font-weight:700}
.global-search-results{display:grid;gap:12px}.search-result-group{display:grid;gap:5px}.search-result-group-head{display:flex;justify-content:space-between;align-items:center;padding:0 2px;color:var(--text-secondary);font-size:10px;text-transform:uppercase;letter-spacing:.08em}.search-result-group-head span{font-size:9px;color:var(--text-muted)}
.search-result-list{display:grid;gap:5px}.global-search-result{width:100%;display:flex;align-items:center;justify-content:space-between;gap:10px;min-height:58px;padding:10px 11px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface-elevated);color:var(--text-primary);text-align:left;cursor:pointer}
.global-search-result:hover,.global-search-result:focus-visible{border-color:var(--accent);outline:none}.search-result-main{min-width:0;display:flex;align-items:center;gap:10px}.search-result-main>span{min-width:0;display:grid;gap:3px}.search-result-main strong{font-size:12px;line-height:1.3}.search-result-main small{font-size:9.5px;line-height:1.3;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.search-code{min-width:49px;padding:6px 7px;border-radius:var(--radius-xs);background:var(--surface-inset);border:1px solid var(--border);font-size:10px;text-align:center;white-space:nowrap}.search-result-arrow{font-size:22px;color:var(--text-muted)}
.search-no-results{padding:24px 14px;text-align:center;border:1px dashed var(--border);border-radius:var(--radius-sm)}.search-no-results strong{font-size:13px}.search-no-results p{margin:6px 0 0;font-size:10.5px;color:var(--text-secondary)}
body.search-open{overflow:hidden}
@media(max-width:620px){
 .global-search-button{width:42px;padding:0;justify-content:center}.global-search-button span{display:none}
 .global-search-overlay{padding-left:8px;padding-right:8px}.global-search-shell{margin:4px auto;padding:13px;border-radius:var(--radius-sm)}
 .global-search-head h2{font-size:19px}.global-search-field input{font-size:14px}
}

/* Update 11: Mitsubishi iconografie + officiële FTC6-layout */
.mitsu-home-card strong{display:flex;align-items:center;gap:10px}
.mitsu-home-icon{display:inline-grid;place-items:center;flex:0 0 28px;width:28px;height:28px;color:var(--accent)}
.mitsu-home-icon svg{display:block;width:24px;height:24px}
.mitsu-board-official img{background:#f5f7f6;padding:10px;box-sizing:border-box}

/* Update 11C: Mitsubishi hoofdingangen duidelijk als klikbare knoppen */
.mitsu-home-grid{
  gap:12px;
}
.mitsu-home-card{
  position:relative;
  min-height:112px;
  padding:17px 52px 17px 17px;
  border:1px solid var(--border-strong, var(--border));
  border-radius:var(--radius-sm);
  background:var(--surface-elevated);
  box-shadow:0 1px 0 rgba(255,255,255,.035),0 5px 16px rgba(0,0,0,.08);
  cursor:pointer;
  transition:border-color .16s ease,background .16s ease,transform .12s ease,box-shadow .16s ease;
}
.mitsu-home-card::after{
  content:"›";
  position:absolute;
  right:18px;
  top:50%;
  transform:translateY(-50%);
  font-size:28px;
  line-height:1;
  font-weight:500;
  color:var(--text-muted);
  transition:transform .16s ease,color .16s ease;
}
.mitsu-home-card:hover,
.mitsu-home-card:focus-visible{
  border-color:var(--accent);
  background:var(--surface-inset);
  box-shadow:0 0 0 1px color-mix(in srgb,var(--accent) 22%,transparent),0 7px 20px rgba(0,0,0,.12);
  outline:none;
}
.mitsu-home-card:hover::after,
.mitsu-home-card:focus-visible::after{
  color:var(--accent);
  transform:translate(3px,-50%);
}
.mitsu-home-card:active{
  transform:translateY(1px);
  box-shadow:none;
}
.mitsu-home-card strong{
  margin-bottom:8px;
  font-size:13px;
  line-height:1.25;
}
.mitsu-home-card p{
  margin:0;
  color:var(--text-secondary);
  font-size:10.5px;
  line-height:1.45;
}
.mitsu-home-icon{
  width:34px;
  height:34px;
  flex-basis:34px;
  border:1px solid color-mix(in srgb,var(--accent) 35%,var(--border));
  border-radius:9px;
  background:color-mix(in srgb,var(--accent) 8%,var(--surface-inset));
}
.mitsu-home-icon svg{
  width:20px;
  height:20px;
}
@media(max-width:620px){
  .mitsu-home-grid{grid-template-columns:1fr;gap:9px}
  .mitsu-home-card{min-height:92px;padding:14px 46px 14px 14px}
  .mitsu-home-card::after{right:15px}
}


/* CMS Richtlijnen v0.7 */
.cms-guideline-copy{margin:0;color:var(--text-secondary);font-size:14px;line-height:1.7}
.cms-guideline-subhead{margin:var(--spacing-6) 0 var(--spacing-3);font-size:20px;letter-spacing:-.02em}
.guideline-media{
  margin:var(--spacing-5) 0;
  overflow:hidden;
  border:1px solid var(--border);
  border-radius:var(--radius-sm);
  background:var(--surface-inset)
}
.guideline-media img{
  display:block;width:100%;max-height:560px;object-fit:contain;background:var(--surface-elevated)
}
.guideline-media figcaption{
  display:grid;gap:5px;padding:12px 14px;border-top:1px solid var(--border);
  color:var(--text-secondary);font-size:11px;line-height:1.5
}
.guideline-media figcaption small{color:var(--text-muted)}
.guideline-media figcaption a{color:var(--accent);font-weight:700;text-decoration:none}


/* CMS Richtlijnen v0.9.0 */
.guidelines-overview-note{margin:18px 2px 0;color:var(--text-muted);font-size:12px;line-height:1.55}.guideline-media{margin:var(--spacing-5) auto;max-width:100%}.guideline-media img{display:block;width:100%;height:auto;border-radius:var(--radius-sm)}.media-width-large{max-width:900px}.media-width-medium{max-width:620px}.media-width-small{max-width:380px}.guideline-media-zoom{display:block;width:100%;padding:0;border:0;background:transparent;cursor:zoom-in;overflow:hidden;border-radius:var(--radius-sm)}.media-aspect-16x9 .guideline-media-zoom,.media-aspect-16x9>img{aspect-ratio:16/9}.media-aspect-4x3 .guideline-media-zoom,.media-aspect-4x3>img{aspect-ratio:4/3}.media-aspect-1x1 .guideline-media-zoom,.media-aspect-1x1>img{aspect-ratio:1/1}.media-aspect-16x9 img,.media-aspect-4x3 img,.media-aspect-1x1 img{height:100%}.media-fit-cover img{object-fit:cover}.media-fit-contain img{object-fit:contain}.media-pos-center img{object-position:center}.media-pos-top img{object-position:center top}.media-pos-bottom img{object-position:center bottom}.media-pos-left img{object-position:left center}.media-pos-right img{object-position:right center}.mm-lightbox{position:fixed;inset:0;z-index:9999;background:rgba(0,0,0,.88);display:grid;place-items:center;padding:20px}.mm-lightbox[hidden]{display:none}.mm-lightbox img{max-width:min(1200px,94vw);max-height:90vh;object-fit:contain;border-radius:10px}.mm-lightbox-close{position:absolute;top:14px;right:14px;width:44px;height:44px;border:1px solid rgba(255,255,255,.25);border-radius:50%;background:rgba(0,0,0,.45);color:#fff;font-size:26px;cursor:pointer}

/* v1.2.6 inhoud melden */
.content-report-action{margin-top:18px;padding-top:14px;border-top:1px solid var(--border-subtle);text-align:right}.content-report-button{border:0;background:transparent;color:var(--accent);text-decoration:none;cursor:pointer;font:inherit;font-weight:750;padding:8px 10px;border-radius:var(--radius-sm)}.content-report-button:hover,.content-report-button:focus-visible{background:var(--accent-soft);outline:none}
.report-backdrop{position:fixed;inset:0;z-index:9999;background:rgba(0,0,0,.68);display:grid;place-items:center;padding:18px;backdrop-filter:blur(5px)}.report-backdrop.hidden{display:none}.report-modal{width:min(560px,100%);max-height:92vh;overflow:auto;color:var(--text-primary);background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:22px;box-shadow:var(--shadow)}.report-modal-head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;padding-bottom:14px;border-bottom:1px solid var(--border-subtle)}.report-modal-head h2{margin:5px 0 0;font-size:26px;letter-spacing:-.03em}.report-modal-head .eyebrow{margin:0;color:var(--accent);font-size:10px;font-weight:800;letter-spacing:.14em}.report-close{width:38px;height:38px;display:grid;place-items:center;border:1px solid var(--border);border-radius:50%;background:var(--surface-inset);color:var(--text-secondary);font-size:25px;line-height:1;cursor:pointer}.report-close:hover,.report-close:focus-visible{color:var(--text-primary);border-color:var(--accent);outline:none}.report-help{margin:14px 0;color:var(--text-secondary);font-size:12px;line-height:1.55}.report-modal form{display:grid;gap:13px}.report-modal label{display:grid;gap:7px;color:var(--text-secondary);font-size:11px;font-weight:750}.report-modal input,.report-modal select,.report-modal textarea{width:100%;box-sizing:border-box;font:inherit;border:1px solid var(--border);border-radius:var(--radius-sm);padding:11px 12px;background:var(--surface-inset);color:var(--text-primary);outline:none}.report-modal input:focus,.report-modal select:focus,.report-modal textarea:focus{background:var(--surface-elevated);border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.report-modal textarea{min-height:94px;resize:vertical}.report-feedback{padding:11px 12px;border:1px solid var(--accent-soft-strong);border-radius:var(--radius-sm);background:var(--accent-soft);color:var(--text-primary);font-size:12px}.report-feedback.hidden{display:none}.report-modal .report-submit{width:100%;min-height:46px;margin-top:2px}

/* v1.2.6.2 algemene feedback */
.header-menu-wrap{position:relative}.header-menu-button{width:42px;height:42px;display:grid;align-content:center;justify-items:center;gap:4px;padding:0;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface-elevated);color:var(--text-primary);cursor:pointer}.header-menu-button span{display:block;width:17px;height:2px;border-radius:99px;background:currentColor}.header-menu-button:hover,.header-menu-button:focus-visible,.header-menu-button[aria-expanded="true"]{border-color:var(--accent);background:var(--accent-soft);outline:none}.header-menu-panel{position:absolute;top:calc(100% + 8px);right:0;z-index:1400;width:min(250px,calc(100vw - 24px));padding:6px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface-elevated);box-shadow:var(--shadow)}.header-menu-panel.hidden{display:none}.header-menu-item{width:100%;min-height:42px;padding:9px 11px;border:0;border-radius:var(--radius-xs);background:transparent;color:var(--text-primary);font:inherit;font-size:11px;font-weight:750;text-align:left;cursor:pointer}.header-menu-item:hover,.header-menu-item:focus-visible{background:var(--accent-soft);color:var(--accent);outline:none}@media(max-width:620px){.header-menu-button{width:42px;height:42px}.header-menu-panel{right:-2px}}

/* Statistieken 2.0: anonieme installatiecode in het bestaande meer-menu. */
.header-menu-meta{margin:5px 6px 2px;padding:8px 6px 3px;border-top:1px solid var(--border-subtle);color:var(--text-muted);font-size:9px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;user-select:all}

/* v1.3.2 — centrale deelactie voor publieke technische items en Richtlijnen */
.share-button{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:38px;padding:8px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface-elevated);color:var(--text-primary);font:inherit;font-size:11px;font-weight:750;cursor:pointer;white-space:nowrap}.share-button:hover,.share-button:focus-visible{border-color:var(--accent);background:var(--accent-soft);color:var(--accent);outline:none}.fault-header>.share-button{margin-left:auto}.guideline-share-button{margin:0 0 16px 10px}@media(max-width:620px){.fault-header{align-items:flex-start}.fault-header>.share-button{margin-left:0}.guideline-share-button{margin-left:6px}}