/* PSADiag Studio 5 — diagnostics-first, no remote assets. */
:root{
 color-scheme:dark;
 --bg:#0b111b;--surface:#121c29;--surface2:#192635;--raised:#233447;
 --edge:#26384b;--edge-hover:#4a6885;--text:#edf4fb;--muted:#a2b2c4;
 --quiet:#7690a7;--accent:#69b1ff;--accent-bg:#173b5e;--positive:#3bd3b5;
 --warning:#f6c477;--danger:#fb8899;--radius:15px;
 --shadow:0 12px 40px #020a1680;
}
:root[data-theme="light"]{
 color-scheme:light;
 --bg:#f2f6fb;--surface:#fff;--surface2:#f4f8fc;--raised:#e9f2fc;
 --edge:#dce6f1;--edge-hover:#a0bcd6;--text:#15283e;--muted:#5e7389;
 --quiet:#778da3;--accent:#0b69bf;--accent-bg:#e3f2ff;--positive:#087d68;
 --warning:#9d670a;--danger:#b13e52;--shadow:0 10px 34px #234b7c16;
}
body{font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;
 background:radial-gradient(ellipse 75% 43% at 65% -15%,#1a4e772b,transparent),var(--bg);
 font-size:13.5px;letter-spacing:-.05px}
:root[data-theme="light"] body{background:radial-gradient(ellipse 65% 36% at 67% -16%,#cce6ff88,transparent),var(--bg)}
h1,h2,h3{letter-spacing:-.55px}
h1{font-size:25px}
.panel{box-shadow:none;border-radius:var(--radius);padding:21px}
.panel:hover{border-color:color-mix(in srgb,var(--edge) 75%,var(--muted) 25%)}
.sidebar{width:232px;background:var(--surface);border-right:1px solid var(--edge);padding:26px 12px}
.workspace{margin-left:232px}
.brand{margin-bottom:18px;padding:0 10px 18px;border-bottom:1px solid var(--edge)}
.brand-mark{background:linear-gradient(145deg,#438ad5,#2dbdaa);border-radius:13px;width:42px;height:42px}
.brand-caption{letter-spacing:1.2px}
.sidebar-heading{font-size:10px;padding:0 12px 10px;letter-spacing:1.6px}
.sidebar-heading.secondary-heading{margin-top:27px}
.studio-nav-icon{width:18px;height:18px;flex-shrink:0}
.nav-btn{font-size:13px;font-weight:650;gap:13px;padding:12px 13px;color:var(--muted);border-radius:11px}
.nav-btn.active{background:var(--accent-bg);color:var(--accent);box-shadow:inset 3px 0 var(--accent)}
.nav-btn:hover{color:var(--text)}
.studio-legacy-nav{display:none!important}
.build{margin-top:22px;color:var(--quiet)}
.topbar{height:78px;padding:15px clamp(22px,3vw,46px);position:sticky;top:0;z-index:24;
 background:color-mix(in srgb,var(--surface) 89%,transparent);backdrop-filter:blur(16px);border-color:var(--edge)}
.top-actions{flex:1;justify-content:flex-end}
#pageEyebrow{font-size:9px;letter-spacing:1.8px}
#pageTitle{font-size:24px;margin:1px 0 0}
main{max-width:1900px;padding:24px clamp(18px,2.5vw,44px) 75px}
.studio-search-shell{width:min(340px,38vw);position:relative;flex-shrink:1}
.studio-global-search{display:flex;align-items:center;gap:8px;background:var(--surface2);
 border:1px solid var(--edge);border-radius:12px;padding:0 10px;color:var(--accent)}
.studio-global-search:focus-within{outline:2px solid color-mix(in srgb,var(--accent) 30%,transparent)}
.studio-global-search input{border:0;background:transparent;padding:10px 0;outline:0;width:100%;font-size:12px}
.studio-search-results{position:absolute;left:0;right:0;top:calc(100% + 9px);z-index:40;max-height:440px;overflow:auto;
 background:var(--surface);border:1px solid var(--edge-hover);box-shadow:var(--shadow);border-radius:13px;padding:7px}
.studio-search-item{display:flex;width:100%;align-items:flex-start;gap:10px;text-align:left;color:var(--text);
 border:0;border-radius:9px;background:transparent;padding:10px;cursor:pointer}
.studio-search-item:hover,.studio-search-item[aria-selected=true]{background:var(--raised)}
.studio-search-tag{padding:3px 6px;border:1px solid var(--edge);border-radius:6px;color:var(--accent);font-size:10px;white-space:nowrap}
.studio-search-text{display:grid;gap:3px;min-width:0}
.studio-search-text strong{font-size:12px;font-weight:750}
.studio-search-text small{color:var(--muted);white-space:normal;overflow-wrap:anywhere;font-size:11px}
.studio-no-results{padding:16px;text-align:center;color:var(--muted);font-size:12px}
.status-badge{border-radius:11px;padding:10px 12px}
.btn{border-radius:10px;font-weight:700;letter-spacing:.1px}
.btn-primary{background:linear-gradient(115deg,#378ed5,#2675cc);box-shadow:none}
.btn-primary:hover{filter:brightness(1.13)}
input,select,textarea{border-color:var(--edge);background:var(--surface2);border-radius:10px}
input:focus,select:focus,textarea:focus{border-color:var(--accent);outline:1px solid color-mix(in srgb,var(--accent) 36%,transparent)}
.lab-intro{margin:0 0 17px}
.lab-intro h2{font-size:24px;margin:4px 0 6px}
.lab-intro p{font-size:12px;line-height:1.55}
.lab-intro-actions{align-items:center}
.lab-toolbar{border-color:var(--edge);margin-bottom:11px}
.lab-brief{background:linear-gradient(115deg,var(--surface),var(--surface2));gap:9px}
.lab-brief p{font-size:11px}
.lab-stats{grid-template-columns:repeat(6,minmax(0,1fr));gap:10px;margin:11px 0 18px}
.lab-stat{padding:14px;gap:4px;border-radius:13px;background:var(--surface)}
.lab-stat strong{font-size:19px;font-variant-numeric:tabular-nums}
.lab-stat small{letter-spacing:.2px;color:var(--muted)}
.lab-stat span{font-size:10px}
.lab-columns{display:grid;grid-template-columns:minmax(0,1fr) 8px minmax(265px,var(--studio-side-width,350px));gap:0;align-items:start}
.lab-columns>.panel{margin-bottom:0}
.lab-graph-panel{margin-right:0!important;min-width:0;border-radius:14px 0 0 14px}
.lab-side{border-radius:0 14px 14px 0;min-width:0;position:sticky;top:95px}
.studio-splitter{align-self:stretch;background:var(--surface2);border-top:1px solid var(--edge);border-bottom:1px solid var(--edge);
 cursor:col-resize;position:relative;touch-action:none}
.studio-splitter:after{content:"";width:3px;height:45px;position:absolute;top:85px;left:2px;background:var(--edge-hover);border-radius:3px}
.studio-splitter:hover:after,.studio-splitter:focus:after{background:var(--accent)}
.studio-splitter:focus-visible{outline:2px solid var(--accent)}
.studio-pane-switch{display:none}
.studio-preset-bar{display:flex;gap:8px;align-items:center;flex-wrap:wrap;padding:10px 12px;
 background:var(--surface2);border-radius:10px;border:1px solid var(--edge);margin:12px 0 10px}
.studio-preset-bar label{display:flex;align-items:center;gap:8px;font-size:11px;color:var(--muted);flex:1;min-width:180px}
.studio-preset-bar select{flex:1;min-width:160px;padding:8px}
.studio-preset-bar .btn{min-height:34px;padding:6px 10px;font-size:11px}
.lab-metric-choices{margin:0 0 14px;border-radius:11px}
.lab-choice-grid{gap:5px;max-height:115px;scrollbar-width:thin}
.lab-choice{background:var(--surface);padding:6px 8px;font-size:11px}
.lab-choice:has(input:checked){border-color:color-mix(in srgb,var(--accent) 65%,var(--edge));
 background:color-mix(in srgb,var(--accent-bg) 56%,var(--surface))}
.lab-track{padding:0}
.studio-chart-card{margin:9px 0;padding:11px 13px 10px;border:1px solid var(--edge);border-radius:12px;
 background:linear-gradient(180deg,var(--surface2),var(--surface))}
.studio-chart-head{display:flex;justify-content:space-between;align-items:center;gap:10px;min-width:0}
.studio-chart-name{display:flex;align-items:center;gap:9px;min-width:0}
.studio-chart-name strong{font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.studio-color{display:inline-block;width:9px;height:9px;border-radius:3px;flex-shrink:0}
.studio-point-count{font-size:10px;color:var(--quiet);flex-shrink:0}
.studio-chart{width:100%;height:150px;margin-top:8px;display:block;overflow:visible;
 cursor:crosshair;color:var(--muted);touch-action:pan-y}
.studio-grid-line{stroke:var(--edge);stroke-width:1}
.studio-vertical{stroke-opacity:.62}
.studio-event-line{stroke:var(--warning);stroke-width:1.1;stroke-dasharray:3 5;stroke-opacity:.5}
.studio-event-line.warning{stroke:var(--warning);stroke-opacity:.66}
.studio-event-line.confirmed{stroke:var(--danger);stroke-opacity:.85}
.studio-cursor-line{stroke:var(--accent);stroke-width:1.5;stroke-dasharray:3 3;pointer-events:none}
.studio-chart-footer{font-size:10px;color:var(--quiet);margin:1px 0 0}
.lab-cursor-summary{background:var(--accent-bg);border-color:color-mix(in srgb,var(--accent) 27%,var(--edge));
 border-radius:10px;line-height:1.65;font-size:11.5px;padding:12px}
.lab-side .panel-heading h3{font-size:15px}
.lab-events{max-height:min(58vh,660px);gap:6px}
.lab-event-row{border-left:3px solid var(--edge-hover);display:grid;gap:4px;padding:11px}
.lab-event-row:hover{border-left-color:var(--accent)}
.lab-note-form{margin-top:15px}
.lab-note-form input,.lab-note-form textarea{width:100%}
.lab-range-actions .btn{flex:1}
.lab-unknown{border-radius:11px}
.lab-compare,.lab-service{margin-top:15px}
.lab-result-table{border-radius:11px}
.lab-home-intro{background:linear-gradient(115deg,var(--surface),color-mix(in srgb,var(--accent-bg) 33%,var(--surface)));
 border:1px solid var(--edge);padding:24px 26px;border-radius:15px;margin-bottom:14px}
.lab-home-intro h2{font-size:24px}
#labHome>.lab-stats{grid-template-columns:repeat(4,minmax(0,1fr));margin:0 0 14px}
.studio-home-insights{margin:0 0 17px}
.studio-home-stream{border:1px solid var(--edge);background:var(--surface);border-radius:15px;padding:19px}
.studio-section-head{display:flex;justify-content:space-between;align-items:center;gap:13px;margin-bottom:14px}
.studio-section-head h3{margin-top:5px;font-size:16px}
.studio-meta{font-size:11px;color:var(--quiet)}
.studio-recent-events{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.studio-recent-event{display:grid;grid-template-columns:4px auto;column-gap:10px;row-gap:2px;
 color:var(--text);background:var(--surface2);border:1px solid var(--edge);padding:12px;
 border-radius:11px;text-align:left;cursor:pointer}
.studio-recent-event:hover{border-color:var(--edge-hover)}
.studio-event-indicator{grid-row:1/4;border-radius:3px;background:var(--accent)}
.studio-event-indicator.warning{background:var(--warning)}
.studio-event-indicator.confirmed{background:var(--danger)}
.studio-event-when{font-size:10px;color:var(--quiet)}
.studio-recent-event strong{font-size:12px}
.studio-recent-event small{font-size:11px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.studio-fault-chips{display:flex;flex-wrap:wrap;gap:9px;align-items:center;margin-top:15px;padding-top:13px;border-top:1px solid var(--edge)}
.studio-fault-chip{border:1px solid var(--edge);border-radius:18px;padding:6px 10px;
 color:var(--warning);background:var(--surface2);cursor:pointer}
.studio-fault-chip:hover{border-color:var(--warning)}
.studio-empty{border-radius:10px;background:var(--surface2);color:var(--muted);padding:17px;grid-column:1/-1}
.lab-trip-card{transition:border-color .14s,transform .14s;border-radius:12px}
.lab-trip-card:hover{border-color:var(--accent);transform:translateY(-1px)}
.lab-archive-cards{grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}
.lab-archive-bar{margin:12px 0}
.lab-event-badge{font-size:11px}
.studio-fault-filter{display:flex;align-items:center;gap:10px;padding:12px;margin-bottom:15px}
.studio-fault-filter .search-field{flex:1}
.lab-fault-card{border-radius:13px}
.lab-fault-card>strong{color:var(--warning)}
.lab-ready #faultCards{margin-top:12px}
.lab-ready .info-note{font-size:11px}
.lab-ready #dashboard .connection-details{margin-top:15px}
.lab-ready .sidebar .secondary-heading{margin-top:25px}
@media(max-width:1380px){
 .lab-stats{grid-template-columns:repeat(3,minmax(0,1fr))}
 .studio-recent-events{grid-template-columns:repeat(2,minmax(0,1fr))}
 .lab-side{position:static}
}
@media(max-width:1100px){
 .lab-columns{grid-template-columns:minmax(0,1fr);gap:12px}
 .lab-graph-panel,.lab-side{border-radius:14px}
 .studio-splitter{display:none}
 .lab-side{max-height:none}
 .lab-stats{grid-template-columns:repeat(3,minmax(0,1fr))}
 .lab-events{max-height:330px}
 .studio-recent-events{grid-template-columns:1fr 1fr}
 .studio-pane-switch{display:flex;gap:6px;background:var(--surface2);padding:5px;border-radius:11px;margin-bottom:11px}
 .studio-pane-switch button{flex:1;border:0;background:none;border-radius:8px;color:var(--muted);padding:10px;font-weight:650}
 .studio-pane-switch button[aria-pressed="true"]{background:var(--accent-bg);color:var(--accent)}
 body[data-studio-pane="charts"] .lab-side{display:none}
 body[data-studio-pane="events"] .lab-graph-panel{display:none}
}
@media(max-width:780px){
 .sidebar{display:none}
 .workspace{margin-left:0}
 .topbar{height:66px;padding:10px 16px}
 #pageTitle{font-size:20px}
 .studio-search-shell{width:min(260px,44vw)}
 .status-badge{padding:8px;max-width:170px}
 main{padding:16px 14px 102px}
 .lab-stats{grid-template-columns:repeat(2,minmax(0,1fr))}
 #labHome>.lab-stats{grid-template-columns:repeat(2,minmax(0,1fr))}
 .lab-home-intro{padding:19px}
 .studio-recent-events{grid-template-columns:1fr}
 .bottom-nav{box-shadow:0 -8px 35px #0002}
 .studio-bottom-nav .studio-nav-icon{width:19px;height:19px}
 .studio-bottom-nav .bottom-btn{display:flex;align-items:center;justify-content:center;gap:3px;flex-direction:column;line-height:1.1}
 .lab-intro h2{font-size:22px}
 .studio-preset-bar label{min-width:150px}
}
@media(max-width:540px){
 .studio-global-search input{font-size:11px}
 .studio-search-shell{width:36px}
 .studio-search-shell:focus-within{width:min(315px,72vw);position:absolute;right:15px;z-index:40;top:10px;box-shadow:var(--shadow)}
 .studio-global-search{min-height:40px}
 .studio-search-shell:not(:focus-within) input{width:0;padding:0;opacity:0}
 .studio-search-shell:not(:focus-within){background:var(--surface2);border-radius:11px}
 .studio-search-results{min-width:270px;right:0;left:auto}
 .lab-stats{gap:7px}
 .lab-stat{padding:11px}
 .lab-stat strong{font-size:16px}
 .lab-home-intro{padding:16px}
 .lab-home-intro h2{font-size:20px}
 .lab-toolbar{padding:12px}
 .lab-graph-panel,.lab-side{padding:12px}
 .studio-chart{height:138px}
 .studio-chart-footer{font-size:9px}
 .studio-chart-head{flex-wrap:wrap}
 .studio-chart-name strong{white-space:normal}
 .studio-point-count{font-size:10px}
 .lab-archive-cards{grid-template-columns:1fr}
 .lab-intro-actions .btn{flex:1}
 .studio-section-head{flex-wrap:wrap}
}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.001ms!important;transition-duration:.001ms!important;scroll-behavior:auto!important}}

/* Archive controls are intentionally compact: no duplicate legacy CSV table. */
.studio-archive-controls{display:flex;gap:9px;flex-wrap:wrap;margin:10px 0 8px}
.studio-archive-controls input{flex:2;min-width:210px}
.studio-archive-controls select{flex:1;min-width:145px}
.studio-archive-count{font-size:11px;color:var(--quiet);margin:8px 0}
.studio-trip-badges{display:flex;flex-wrap:wrap;gap:5px}
.studio-trip-badge{font-size:10px;padding:4px 7px;border:1px solid var(--edge);
 background:var(--surface2);color:var(--muted);border-radius:6px}
.studio-trip-badge.warn{color:var(--warning);border-color:color-mix(in srgb,var(--warning) 34%,var(--edge))}
.studio-fault-episodes{display:grid;gap:3px}
@media(max-width:620px){
 .studio-archive-controls input,.studio-archive-controls select{width:100%;min-width:0;flex:unset}
}

.lab-repair-row .lab-link{font-size:11px;text-align:center;padding:7px 9px;border:1px solid var(--edge);border-radius:8px;background:var(--surface2)}

/* Consistent sign-in with the Studio workspace, without exposing browser data. */
.auth-page{display:grid;place-items:center;min-height:100dvh;
 background:radial-gradient(circle at 45% 15%,#204e7759,transparent 42%),var(--bg)}
.auth-page .login-overlay{width:100%;min-height:100dvh;display:grid;place-items:center;padding:24px}
.auth-page .login-card{background:var(--surface);border:1px solid var(--edge);
 border-radius:22px;box-shadow:var(--shadow);max-width:490px;width:100%;padding:35px}
.auth-page .login-card h1{font-size:31px;letter-spacing:-1.1px}
.auth-page .login-card>p{color:var(--muted);line-height:1.6}
.auth-page .login-submit{min-height:46px}
.auth-page .login-brand{color:var(--text)}
.auth-page .login-logo{background:linear-gradient(130deg,#357fd5,#22bca7);border-radius:12px}
@media(max-width:540px){.auth-page .login-card{padding:24px}}

/* Compact archive pagination and honest indexing coverage. */
.studio-archive-footer{display:flex;justify-content:center;margin:16px 0 24px}
.studio-archive-footer .btn{min-width:185px}
.studio-archive-count{line-height:1.7}

.studio-index-banner{display:flex;justify-content:space-between;align-items:center;gap:12px;
 padding:12px 14px;margin:0 0 14px;border:1px solid var(--edge);
 background:var(--surface2);border-radius:11px;font-size:12px;color:var(--muted)}
.studio-index-banner .btn{flex-shrink:0;font-size:11px}
.studio-search-coverage{padding:11px 12px;border-bottom:1px solid var(--edge);color:var(--warning);font-size:11px;line-height:1.6}
@media(max-width:620px){.studio-index-banner{flex-direction:column;align-items:stretch}}

/* Forensic accuracy: pinned values are always read from the full measurement index. */
.studio-exact-cursor{margin:10px 0 15px;background:var(--surface2);border:1px solid var(--edge);
 padding:13px;border-radius:12px;line-height:1.5;color:var(--muted);font-size:12px}
.studio-exact-title{display:block;color:var(--text);margin-bottom:10px;font-size:13px}
.studio-exact-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.studio-exact-item{background:var(--surface);border:1px solid var(--edge);border-radius:10px;
 display:grid;gap:5px;padding:9px 11px;min-width:0}
.studio-exact-label{color:var(--muted);font-size:11px;overflow-wrap:anywhere}
.studio-exact-item strong{font-size:14px;color:var(--text)}
.studio-exact-item small{color:var(--positive);font-size:10px}
.studio-exact-item.stale{border-color:color-mix(in srgb,var(--warning) 45%,var(--edge))}
.studio-exact-item.stale small{color:var(--warning);font-weight:700}
.studio-exact-raw{font-size:10px;color:var(--muted);overflow-wrap:anywhere;max-height:70px;overflow:auto}
.studio-exact-foot{display:block;margin-top:10px;color:var(--quiet)}
.studio-load-events{width:100%;min-height:40px}
@media(max-width:650px){.studio-exact-grid{grid-template-columns:1fr}}