:root{
  --studio-bg:#101010;--studio-panel:#191919;--studio-panel-2:#232323;--studio-text:#f6f6f6;
  --studio-muted:#b1b1b1;--studio-accent:#adadad;--studio-accent-2:#9d9d9d;--studio-danger:#8a8a8a;
  --studio-warning:#d3d3d3;--studio-border:rgba(255,255,255,.13);--studio-shadow:0 28px 70px rgba(0,0,0,.28)
}
html[data-scroll-theme="sentiment-analysis"]{--studio-accent:#999999;--studio-accent-2:#717171}
html[data-scroll-theme="student-performance"]{--studio-accent:#cbcbcb;--studio-accent-2:#9c9c9c}
html[data-scroll-theme="network-subnet"]{--studio-accent:#a5a5a5;--studio-accent-2:#9b9b9b}
html,body{min-height:100%!important;height:auto!important;overflow-x:hidden!important;overflow-y:auto!important;scrollbar-gutter:stable}
body{overscroll-behavior-y:contain}
#root{min-height:100vh}
.apu-studio-jump{position:fixed;right:18px;bottom:18px;z-index:2147483000;border:1px solid rgba(255,255,255,.25);border-radius:999px;padding:12px 17px;background:linear-gradient(135deg,var(--studio-accent),var(--studio-accent-2));color:#0e0e0e;font:800 13px/1.1 Inter,system-ui,sans-serif;box-shadow:0 15px 40px rgba(0,0,0,.35);cursor:pointer;transition:transform .2s ease,box-shadow .2s ease}
.apu-studio-jump:hover,.apu-studio-jump:focus-visible{transform:translateY(-3px);box-shadow:0 20px 50px rgba(0,0,0,.45);outline:3px solid rgba(255,255,255,.28);outline-offset:2px}
.apu-data-studio{position:relative;z-index:5;margin:0;background:
 radial-gradient(circle at 0 0,rgba(173, 173, 173,.13),transparent 34%),
 radial-gradient(circle at 100% 10%,rgba(157, 157, 157,.15),transparent 33%),var(--studio-bg);color:var(--studio-text);font:500 15px/1.55 Inter,system-ui,sans-serif;padding:clamp(38px,6vw,82px) clamp(16px,5vw,72px) 90px;border-top:1px solid var(--studio-border)}
.apu-data-studio *{box-sizing:border-box}
.apu-studio-shell{max-width:1480px;margin:0 auto}
.apu-studio-hero{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:24px}
.apu-studio-kicker{display:inline-flex;align-items:center;gap:8px;padding:7px 11px;border:1px solid var(--studio-border);border-radius:999px;background:rgba(255,255,255,.045);font-size:11px;font-weight:800;letter-spacing:.13em;text-transform:uppercase;color:var(--studio-accent)}
.apu-studio-hero h2{margin:10px 0 5px;font-size:clamp(30px,5vw,58px);line-height:.98;letter-spacing:-.045em}
.apu-studio-hero p{margin:0;color:var(--studio-muted);max-width:760px}
.apu-studio-grid{display:grid;grid-template-columns:minmax(300px,.78fr) minmax(0,1.6fr);gap:18px;align-items:start}
.apu-studio-card{background:linear-gradient(145deg,rgba(35, 35, 35,.96),rgba(23, 23, 23,.98));border:1px solid var(--studio-border);border-radius:22px;padding:20px;box-shadow:var(--studio-shadow)}
.apu-studio-card h3{margin:0 0 14px;font-size:20px}.apu-studio-card h4{margin:18px 0 10px;font-size:15px;color:var(--studio-accent)}
.apu-studio-form{display:grid;gap:13px}.apu-studio-form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.apu-field{display:grid;gap:6px}.apu-field--wide{grid-column:1/-1}.apu-field label{font-size:12px;font-weight:750;color:#e1e1e1}
.apu-field input,.apu-field select,.apu-field textarea,.apu-toolbar input,.apu-toolbar select{width:100%;border:1px solid rgba(255,255,255,.16);border-radius:12px;background:#131313;color:var(--studio-text);padding:11px 12px;font:600 14px/1.35 Inter,system-ui,sans-serif;outline:none;transition:border-color .2s,box-shadow .2s}
.apu-field textarea{min-height:92px;resize:vertical}.apu-field input:focus,.apu-field select:focus,.apu-field textarea:focus,.apu-toolbar input:focus,.apu-toolbar select:focus{border-color:var(--studio-accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--studio-accent) 20%,transparent)}
.apu-actions{display:flex;gap:9px;flex-wrap:wrap}.apu-btn{border:1px solid rgba(255,255,255,.15);border-radius:11px;padding:10px 13px;background:#282828;color:#fafafa;font:800 12px/1 Inter,system-ui,sans-serif;cursor:pointer;transition:transform .15s,filter .15s}.apu-btn:hover{transform:translateY(-1px);filter:brightness(1.12)}.apu-btn--primary{background:linear-gradient(135deg,var(--studio-accent),var(--studio-accent-2));color:#0e0e0e;border-color:transparent}.apu-btn--danger{background:rgba(138, 138, 138,.13);color:#c1c1c1;border-color:rgba(138, 138, 138,.35)}.apu-btn--ghost{background:transparent}
.apu-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin:0 0 16px}.apu-stat{background:rgba(255,255,255,.045);border:1px solid var(--studio-border);border-radius:16px;padding:14px;min-width:0}.apu-stat strong{display:block;font-size:clamp(21px,3vw,34px);line-height:1;color:var(--studio-accent);font-variant-numeric:tabular-nums}.apu-stat span{display:block;color:var(--studio-muted);font-size:11px;font-weight:750;margin-top:7px;text-transform:uppercase;letter-spacing:.06em}
.apu-toolbar{display:grid;grid-template-columns:minmax(180px,1fr) repeat(2,minmax(130px,.38fr));gap:10px;margin-bottom:12px}.apu-table-wrap{overflow:auto;border:1px solid var(--studio-border);border-radius:15px;background:#131313;max-height:560px;overscroll-behavior:contain}.apu-table{width:100%;border-collapse:separate;border-spacing:0;min-width:820px}.apu-table th,.apu-table td{padding:11px 12px;border-bottom:1px solid rgba(255,255,255,.08);text-align:left;vertical-align:top}.apu-table th{position:sticky;top:0;z-index:2;background:#202020;color:#e8e8e8;font-size:11px;text-transform:uppercase;letter-spacing:.06em}.apu-table tbody tr:hover{background:rgba(255,255,255,.04)}.apu-table td{font-size:13px;color:#e4e4e4}.apu-table code{font-family:"JetBrains Mono",monospace;color:#d7d7d7}.apu-table .apu-row-actions{display:flex;gap:6px;white-space:nowrap}.apu-table .apu-btn{padding:7px 9px;font-size:10px}.apu-empty{padding:38px!important;text-align:center!important;color:var(--studio-muted)!important}
.apu-badge{display:inline-flex;align-items:center;border-radius:999px;padding:5px 8px;font-size:10px;font-weight:850;text-transform:uppercase;letter-spacing:.05em;background:rgba(255,255,255,.07)}.apu-badge--positive,.apu-badge--low{color:#d4d4d4;background:rgba(155, 155, 155,.12)}.apu-badge--negative,.apu-badge--high{color:#b7b7b7;background:rgba(104, 104, 104,.12)}.apu-badge--neutral,.apu-badge--medium{color:#e4e4e4;background:rgba(166, 166, 166,.12)}
.apu-bars{display:grid;gap:10px;margin:14px 0}.apu-bar{display:grid;grid-template-columns:115px minmax(0,1fr) 54px;gap:9px;align-items:center}.apu-bar span{font-size:12px;color:#e5e5e5}.apu-bar-track{height:10px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden}.apu-bar-fill{height:100%;width:0;background:linear-gradient(90deg,var(--studio-accent),var(--studio-accent-2));border-radius:inherit;transition:width .35s ease}.apu-bar b{text-align:right;font-size:12px;color:var(--studio-accent)}
.apu-result-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-top:14px}.apu-result{padding:14px;border:1px solid var(--studio-border);border-radius:14px;background:rgba(255,255,255,.04)}.apu-result small{display:block;color:var(--studio-muted);font-size:10px;text-transform:uppercase;letter-spacing:.07em}.apu-result strong{display:block;margin-top:5px;font-family:"JetBrains Mono",monospace;font-size:14px;overflow-wrap:anywhere}.apu-diagnostic{margin-top:12px;padding:14px;border-radius:14px;background:rgba(255,255,255,.04);border:1px solid var(--studio-border)}.apu-diagnostic ul{margin:8px 0 0;padding-left:20px}.apu-diagnostic li+li{margin-top:6px}.apu-note{font-size:12px;color:var(--studio-muted);margin:10px 0 0}.apu-file{position:absolute;opacity:0;pointer-events:none}
.apu-studio-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}.apu-tab{border:1px solid var(--studio-border);border-radius:999px;background:rgba(255,255,255,.04);color:#e3e3e3;padding:9px 13px;font-weight:800;cursor:pointer}.apu-tab[aria-selected="true"]{background:linear-gradient(135deg,var(--studio-accent),var(--studio-accent-2));color:#0e0e0e;border-color:transparent}.apu-tab-panel[hidden]{display:none!important}
.apu-toast{position:fixed;left:50%;bottom:24px;z-index:2147483640;transform:translate(-50%,20px);opacity:0;pointer-events:none;background:#111111;color:#fff;border:1px solid var(--studio-border);border-radius:12px;padding:12px 16px;box-shadow:var(--studio-shadow);transition:.2s}.apu-toast.is-visible{transform:translate(-50%,0);opacity:1}
@media(max-width:980px){.apu-studio-grid{grid-template-columns:1fr}.apu-stats,.apu-result-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.apu-studio-hero{align-items:flex-start;flex-direction:column}.apu-toolbar{grid-template-columns:1fr 1fr}.apu-toolbar input{grid-column:1/-1}}
@media(max-width:620px){.apu-data-studio{padding-inline:12px}.apu-studio-card{border-radius:16px;padding:14px}.apu-studio-form-grid,.apu-toolbar{grid-template-columns:1fr}.apu-toolbar input{grid-column:auto}.apu-stats,.apu-result-grid{grid-template-columns:1fr 1fr}.apu-bar{grid-template-columns:85px 1fr 45px}.apu-studio-jump{right:10px;bottom:10px}}
@media(prefers-reduced-motion:reduce){.apu-studio-jump,.apu-btn,.apu-bar-fill,.apu-toast{transition:none!important}}
