:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#e8edf6;background:#07111f;color-scheme:dark;--panel:#101c2e;--panel2:#15243a;--line:#263952;--muted:#99abc2;--accent:#62a8ff;--danger:#ff6f7d;--success:#4dd49a}
*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at top,#142746 0,#07111f 46%);font-size:14px}button,input,select,textarea{font:inherit}.hidden{display:none!important}.shell{display:grid;grid-template-columns:250px 1fr;min-height:100vh}.sidebar{position:sticky;top:0;height:100vh;padding:22px 16px;background:rgba(5,13,25,.92);border-right:1px solid var(--line);backdrop-filter:blur(12px)}.brand{font-size:22px;font-weight:900;letter-spacing:-.5px;margin:0 8px 22px}.brand small{display:block;font-size:11px;color:var(--muted);letter-spacing:.12em;text-transform:uppercase;margin-top:4px}.nav{display:grid;gap:7px}.nav button{border:0;background:transparent;color:#cbd7e8;text-align:left;padding:11px 12px;border-radius:10px;cursor:pointer;font-weight:750}.nav button:hover,.nav button.active{background:var(--panel2);color:#fff}.sidebar-foot{position:absolute;left:20px;right:20px;bottom:18px;color:var(--muted);font-size:12px;line-height:1.5}.content{padding:28px;min-width:0}.page-head{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:20px}.page-head h1{font-size:27px;margin:0}.page-head p{margin:4px 0 0;color:var(--muted)}.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.card{background:rgba(16,28,46,.94);border:1px solid var(--line);border-radius:16px;padding:18px;box-shadow:0 14px 36px rgba(0,0,0,.17)}.grid{display:grid;gap:16px}.stats{grid-template-columns:repeat(3,minmax(0,1fr))}.stat strong{display:block;font-size:31px}.stat span{color:var(--muted)}.two{grid-template-columns:minmax(280px,.8fr) minmax(0,2fr)}.btn{border:1px solid transparent;border-radius:10px;padding:9px 13px;cursor:pointer;font-weight:800;background:var(--accent);color:#041020}.btn:hover{filter:brightness(1.08)}.btn.secondary{background:transparent;color:#dbe8f8;border-color:var(--line)}.btn.danger{background:transparent;color:#ff9aa3;border-color:#7d3743}.btn.success{background:var(--success);color:#04130d}.btn.small{padding:6px 9px;font-size:12px}.field{display:grid;gap:6px;margin-bottom:12px}.field label{font-weight:750;color:#cbd8e9}.input,.select,.textarea{width:100%;border:1px solid var(--line);background:#081525;color:#fff;border-radius:10px;padding:10px 11px;outline:none}.textarea{min-height:100px;resize:vertical}.input:focus,.select:focus,.textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(98,168,255,.12)}.form-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:12px}.table{width:100%;border-collapse:collapse;min-width:760px}.table th,.table td{padding:11px 12px;border-bottom:1px solid var(--line);vertical-align:top;text-align:left}.table th{position:sticky;top:0;background:#132239;color:#aebed2;font-size:12px;text-transform:uppercase;letter-spacing:.04em}.table tr:last-child td{border-bottom:0}.table tbody tr:hover{background:rgba(255,255,255,.025)}.muted{color:var(--muted)}.badge{display:inline-flex;padding:4px 8px;border-radius:99px;font-size:11px;font-weight:850;background:#203650;color:#dbe9fb}.badge.on{background:#123e31;color:#70e8b8}.badge.off{background:#48242a;color:#ffacb4}.actions{display:flex;gap:6px;flex-wrap:wrap}.empty{text-align:center;padding:36px;color:var(--muted)}.toast{position:fixed;right:20px;top:20px;z-index:1000;max-width:380px;padding:12px 15px;border-radius:10px;background:#152b43;border:1px solid var(--line);box-shadow:0 12px 36px rgba(0,0,0,.3);opacity:0;pointer-events:none;transform:translateY(-8px);transition:.2s}.toast.show{opacity:1;transform:none}.toast.error{border-color:#8d3c49;color:#ffd0d4}.login{min-height:100vh;display:grid;place-items:center;padding:20px}.login .card{width:min(430px,100%);padding:28px}.login h1{margin:0 0 6px}.login p{color:var(--muted);margin:0 0 22px}.code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:12px;white-space:pre-wrap;word-break:break-word;background:#071320;border:1px solid var(--line);padding:10px;border-radius:9px}.question-text{max-width:420px;white-space:pre-wrap}.modal-backdrop{position:fixed;inset:0;z-index:900;background:rgba(0,0,0,.68);display:grid;place-items:center;padding:20px}.modal{width:min(850px,100%);max-height:92vh;overflow:auto;background:#101c2e;border:1px solid var(--line);border-radius:16px;padding:20px}.modal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}.modal-head h2{margin:0}.close{border:0;background:transparent;color:#fff;font-size:26px;cursor:pointer}.help{font-size:12px;color:var(--muted);line-height:1.5}.split{display:flex;gap:10px;align-items:center}.grow{flex:1}.danger-text{color:#ff9ba5}.good-text{color:#75e6b9}@media(max-width:900px){.shell{grid-template-columns:1fr}.sidebar{position:relative;height:auto;border-right:0;border-bottom:1px solid var(--line);padding:14px}.brand{margin-bottom:10px}.nav{display:flex;overflow:auto}.nav button{white-space:nowrap}.sidebar-foot{display:none}.content{padding:18px}.stats,.two{grid-template-columns:1fr 1fr}}@media(max-width:620px){.stats,.two,.form-row{grid-template-columns:1fr}.content{padding:14px}.page-head{align-items:flex-start;flex-direction:column}.card{padding:14px}}
.permission-list{display:flex;gap:7px;flex-wrap:wrap;margin-top:14px}.permission-list span{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:11px;padding:5px 8px;border:1px solid var(--line);border-radius:8px;background:#081525;color:#cfe0f5}.role-badges{display:flex;gap:5px;flex-wrap:wrap}.card a{color:#8ec0ff}.stat strong{overflow-wrap:anywhere}.table code{font-size:11px;color:#cfe0f5}.btn[disabled]{opacity:.55;cursor:not-allowed}

.result-review-table{min-width:1120px}.small-rule{min-width:150px}.result-review-table td:last-child{min-width:210px}.result-review-table .input{padding:7px 8px;font-size:12px}


/* Stage 2E analytics */
.analytics-meta-fieldset{margin:14px 0;padding:14px;border:1px solid #d9e2ec;border-radius:12px}.analytics-meta-fieldset legend{padding:0 7px;color:#334e68;font-weight:800}
.analytics-admin-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:16px}.distribution-list{display:grid;gap:11px}.distribution-list>div{display:grid;grid-template-columns:70px minmax(0,1fr) 35px;gap:9px;align-items:center}.admin-analytics-bar{height:8px;overflow:hidden;border-radius:999px;background:#e7edf4}.admin-analytics-bar i{display:block;height:100%;background:#d59c23}.admin-analytics-bar i.good{background:#279457}.admin-analytics-bar i.weak{background:#cf4942}.admin-analysis-row{margin-bottom:13px}.admin-analysis-row>div{display:flex;justify-content:space-between;gap:12px;margin-bottom:5px}.admin-analysis-row span{color:#64748b;font-size:12px}@media(max-width:900px){.analytics-admin-grid{grid-template-columns:1fr}}

/* Stage 2E.1 analytics UI */
.analytics-page-hero{display:flex;align-items:flex-end;justify-content:space-between;gap:22px;padding:24px;border-radius:20px;background:linear-gradient(135deg,#0f2f55,#174f88 58%,#2563eb);color:#fff;box-shadow:0 18px 42px rgba(23,79,136,.2)}.analytics-page-hero>div>span,.selected-analytics-header>div>span,.analytics-section-title span,.visual-card-head span{display:block;font-size:11px;font-weight:900;letter-spacing:.1em;text-transform:uppercase;opacity:.76}.analytics-page-hero h1{margin:5px 0 4px;font-size:30px}.analytics-page-hero p{margin:0;color:#dbeafe}.analytics-page-hero label{display:grid;gap:7px;min-width:330px;font-size:12px;font-weight:800}.analytics-page-hero .select{background:#fff;color:#0f172a;border:0}
.analytics-kpi-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px;margin:16px 0}.analytics-kpi-card{display:flex;gap:12px;align-items:center;padding:16px;border:1px solid #dce7f5;border-radius:16px;background:#fff;box-shadow:0 8px 22px rgba(15,23,42,.05)}.analytics-kpi-icon{display:grid;place-content:center;width:42px;height:42px;border-radius:13px;background:currentColor;color:#fff;font-size:18px}.analytics-kpi-card strong,.analytics-kpi-card small{display:block}.analytics-kpi-card strong{font-size:22px;color:#123f70}.analytics-kpi-card small{margin-top:3px;color:#64748b}.tone-blue{color:#2563eb}.tone-violet{color:#7c3aed}.tone-cyan{color:#0891b2}.tone-green{color:#16a34a}.tone-amber{color:#d97706}.tone-red{color:#dc2626}.tone-slate{color:#475569}
.analytics-section-title{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin:24px 0 12px}.analytics-section-title h2{margin:3px 0 0}.analytics-section-title small{color:#64748b}.test-analytics-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.test-analytics-card{padding:17px;border:1px solid #dce7f5;border-top:5px solid #2563eb;border-radius:17px;background:#fff;box-shadow:0 10px 28px rgba(15,23,42,.05);cursor:pointer;transition:.2s transform,.2s box-shadow}.test-analytics-card:hover{transform:translateY(-3px);box-shadow:0 17px 36px rgba(15,23,42,.1)}.tone-border-green{border-top-color:#22c55e}.tone-border-red{border-top-color:#ef4444}.tone-border-amber{border-top-color:#f59e0b}.test-analytics-head{display:flex;justify-content:space-between;gap:12px}.test-analytics-head span{font-size:10px;color:#64748b;text-transform:uppercase}.test-analytics-head h3{margin:3px 0 0}.test-analytics-head>strong{font-size:22px}.test-analytics-metrics{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:14px 0}.test-analytics-metrics span{padding:8px;border-radius:10px;background:#f8fafc;color:#64748b;font-size:11px}.test-analytics-metrics b{display:block;color:#1e293b}.test-analytics-card footer{display:flex;justify-content:space-between;gap:10px;margin-top:9px;color:#64748b;font-size:11px}.test-analytics-card footer button{border:0;background:transparent;color:#2563eb;font-weight:800;cursor:pointer}
.admin-metric-track{height:9px;overflow:hidden;border-radius:999px;background:#edf2f7}.admin-metric-track i{display:block;height:100%;border-radius:inherit;background:#2563eb}.admin-metric-track i.tone-green{background:linear-gradient(90deg,#4ade80,#16a34a)}.admin-metric-track i.tone-red{background:linear-gradient(90deg,#f87171,#dc2626)}.admin-metric-track i.tone-amber{background:linear-gradient(90deg,#fbbf24,#d97706)}.admin-metric-track i.tone-blue{background:linear-gradient(90deg,#60a5fa,#2563eb)}
.analytics-empty{display:grid;place-content:center;min-height:280px;text-align:center;border:1px dashed #cbd5e1;border-radius:18px;background:#f8fafc;color:#64748b}.analytics-empty strong{color:#1e293b;font-size:18px}.selected-analytics-header{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-top:18px;padding:20px;border-radius:18px;background:linear-gradient(135deg,#eff6ff,#f8fbff);border:1px solid #bfdbfe}.selected-analytics-header h2{margin:4px 0}.selected-analytics-header p{margin:0;color:#64748b}.selected-summary-ring{--value:0;display:grid;place-content:center;width:104px;height:104px;border-radius:50%;position:relative;background:conic-gradient(#2563eb calc(var(--value)*1%),#dbeafe 0)}.selected-summary-ring:before{content:"";position:absolute;inset:10px;border-radius:50%;background:#fff}.selected-summary-ring strong,.selected-summary-ring span{position:relative;text-align:center}.selected-summary-ring strong{font-size:23px;color:#123f70}.selected-summary-ring span{font-size:10px;color:#64748b}.selected-summary-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:11px;margin:13px 0}.selected-summary-grid article{padding:14px;border:1px solid #dce7f5;border-radius:14px;background:#fff}.selected-summary-grid span,.selected-summary-grid strong{display:block}.selected-summary-grid span{font-size:11px;color:#64748b}.selected-summary-grid strong{margin-top:4px;font-size:21px;color:#123f70}
.analytics-two-column{display:grid;grid-template-columns:1fr 1fr;gap:14px}.analytics-visual-card{margin-top:14px;padding:18px;border:1px solid #dce7f5;border-radius:18px;background:#fff;box-shadow:0 9px 26px rgba(15,23,42,.05)}.visual-card-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;margin-bottom:16px}.visual-card-head h3{margin:3px 0 0}.visual-card-head small{color:#64748b}.chart-legend{display:flex;gap:8px}.chart-legend span{padding:5px 8px;border-radius:999px;font-size:10px;text-transform:none;letter-spacing:0;opacity:1}.chart-legend .blue{background:#dbeafe;color:#1d4ed8}.chart-legend .green{background:#dcfce7;color:#166534}.distribution-chart{display:flex;align-items:flex-end;justify-content:space-around;gap:10px;height:250px;padding:14px 8px 0}.distribution-column{display:grid;grid-template-rows:22px 1fr 24px;justify-items:center;height:100%;min-width:48px}.distribution-column>strong{font-size:12px;color:#1e293b}.distribution-column>div{display:flex;align-items:flex-end;width:38px;height:100%;border-radius:10px 10px 4px 4px;background:#eef3f9;overflow:hidden}.distribution-column i{display:block;width:100%;border-radius:10px 10px 4px 4px;background:linear-gradient(180deg,#60a5fa,#2563eb)}.distribution-column span{font-size:10px;color:#64748b}
.admin-section-chart{display:grid;gap:13px}.admin-section-chart-row{display:grid;grid-template-columns:32px 1fr;gap:10px;align-items:start}.chart-order{display:grid;place-content:center;width:30px;height:30px;border-radius:10px;background:#eef4fb;color:#174f88;font-weight:900}.chart-row-head{display:flex;justify-content:space-between;gap:12px;margin-bottom:6px}.chart-row-head span{color:#64748b;font-size:11px}.chart-subbar{margin-top:7px}.chart-subbar .admin-metric-track{height:5px}.chart-subbar small{display:block;margin-top:4px;color:#64748b}.admin-topic-chart-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:11px}.admin-topic-chart-card{padding:14px;border:1px solid #dce7f5;border-left:5px solid #f59e0b;border-radius:14px}.admin-topic-chart-card.tone-border-green{border-left-color:#22c55e}.admin-topic-chart-card.tone-border-red{border-left-color:#ef4444}.topic-chart-title{display:grid;grid-template-columns:31px 1fr auto;gap:9px;align-items:center;margin-bottom:9px}.topic-chart-title>span{display:grid;place-content:center;width:30px;height:30px;border-radius:9px;background:#f1f5f9;color:#475569;font-weight:900}.topic-chart-title strong,.topic-chart-title small{display:block}.topic-chart-title small{color:#64748b}.topic-chart-title>b{font-size:18px}.admin-topic-chart-card footer{display:flex;gap:6px;flex-wrap:wrap;margin-top:8px}.admin-topic-chart-card footer span{padding:4px 7px;border-radius:999px;background:#f1f5f9;color:#64748b;font-size:10px}.accuracy-pill{display:inline-flex;padding:5px 8px;border-radius:999px;background:#f1f5f9;font-weight:800}.accuracy-pill.tone-green{background:#dcfce7}.accuracy-pill.tone-red{background:#fee2e2}.accuracy-pill.tone-amber{background:#fef3c7}
@media(max-width:1180px){.analytics-kpi-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.test-analytics-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.selected-summary-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:850px){.analytics-page-hero{display:block}.analytics-page-hero label{min-width:0;margin-top:16px}.analytics-two-column{grid-template-columns:1fr}.admin-topic-chart-grid{grid-template-columns:1fr}.test-analytics-grid{grid-template-columns:1fr}}
@media(max-width:600px){.analytics-kpi-grid{grid-template-columns:1fr 1fr}.selected-summary-grid{grid-template-columns:1fr 1fr}.selected-analytics-header{align-items:flex-start}.selected-summary-ring{width:84px;height:84px}.distribution-chart{gap:4px}.distribution-column{min-width:38px}.distribution-column>div{width:30px}.analytics-visual-card{padding:14px}}


/* Stage 3A — Test Series and Advanced Test Maker */
.series-admin-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:18px}.series-admin-card{display:flex;flex-direction:column;gap:14px}.series-admin-top{display:flex;justify-content:space-between;gap:12px;align-items:center}.series-admin-card h3{margin:0;font-size:20px}.series-admin-card p{margin:0;color:var(--muted);min-height:42px}.series-admin-card dl{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:0}.series-admin-card dl div{background:#f6f8fc;border-radius:10px;padding:10px}.series-admin-card dt{font-size:11px;text-transform:uppercase;color:var(--muted)}.series-admin-card dd{margin:4px 0 0;font-weight:700}.series-test-picker{max-height:58vh;overflow:auto;border:1px solid var(--border);border-radius:12px;margin:14px 0}.series-test-row{display:grid;grid-template-columns:auto minmax(180px,1fr) 80px 90px;gap:12px;align-items:center;padding:12px;border-bottom:1px solid var(--border)}.series-test-row:last-child{border-bottom:0}.series-test-row small{display:block;color:var(--muted)}.free-toggle{white-space:nowrap}.input.compact{padding:8px}.builder-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:0 0 18px}.builder-step{display:flex;align-items:center;gap:10px;background:#eef2f8;color:#657188;padding:12px;border-radius:12px}.builder-step span{display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:#fff;font-weight:800}.builder-step.active{background:#e0ebff;color:#175cd3}.builder-step.done{background:#dcfce7;color:#15803d}.builder-card{padding:24px}.builder-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.span-2{grid-column:span 2}.builder-actions{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--border);margin-top:22px;padding-top:18px}.section-builder{display:grid;gap:14px}.builder-toolbar{display:flex;justify-content:space-between;gap:12px;align-items:center}.section-builder-row{display:grid;grid-template-columns:42px 140px minmax(180px,1fr) minmax(160px,1fr) 100px auto;gap:10px;align-items:end;background:#f7f9fd;padding:14px;border-radius:12px}.section-index{display:grid;place-items:center;width:32px;height:32px;border-radius:9px;background:#175cd3;color:#fff;font-weight:800;margin-bottom:8px}.upload-zone{border:2px dashed #a9b8d2;border-radius:16px;padding:34px;text-align:center;background:#f8faff}.upload-icon{width:58px;height:58px;border-radius:16px;background:#e1ebff;color:#175cd3;display:grid;place-items:center;margin:0 auto 12px;font-size:28px;font-weight:800}.actions.center{justify-content:center}.import-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:18px 0}.import-summary div{padding:14px;border-radius:12px;background:#f2f6ff;text-align:center}.import-summary strong{display:block;font-size:24px;color:#175cd3}.import-summary span{font-size:12px;color:var(--muted)}.review-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.review-grid .card{background:#f7f9fd}.review-grid h3{margin:8px 0}.builder-confirm{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-top:20px;padding:18px;border-radius:14px;background:#eef5ff}.check-line{display:flex;align-items:center;gap:9px;font-weight:600}.eyebrow{font-size:11px;text-transform:uppercase;letter-spacing:.09em;color:#175cd3;font-weight:800}.grow{min-width:0}
@media(max-width:900px){.builder-steps{grid-template-columns:repeat(2,1fr)}.builder-grid,.review-grid{grid-template-columns:1fr}.span-2{grid-column:auto}.section-builder-row{grid-template-columns:42px 1fr}.section-builder-row .field,.section-builder-row button{grid-column:2}.series-test-row{grid-template-columns:auto 1fr}.series-test-row .compact,.series-test-row .free-toggle{grid-column:2}.builder-confirm{align-items:flex-start;flex-direction:column}}


/* Stage 3A.1 — Advanced maker readability and professional question management */
:root{--border:#d7e1ef}
.builder-card{background:#f8fbff;color:#17243a;border-color:#cdd9ea}.builder-card .field label,.builder-card .check-line,.builder-card h3,.builder-card h4,.builder-card p,.builder-card span,.builder-card strong{color:#17243a}.builder-card .help,.builder-card small,.builder-card .muted{color:#607089}.builder-card .input,.builder-card .select,.builder-card .textarea,.section-question-manager .input,.section-question-manager .select,.section-question-manager .textarea{background:#fff;color:#17243a;border-color:#cbd7e7}.builder-card .input::placeholder,.builder-card .textarea::placeholder,.section-question-manager .input::placeholder,.section-question-manager .textarea::placeholder{color:#94a3b8}.builder-card .btn.secondary{color:#174f88;border-color:#a8bdd8;background:#fff}.builder-card .btn.secondary:hover{background:#eef5ff}.builder-card .review-grid .card{background:#fff;color:#17243a;border-color:#d7e1ef}.builder-card .builder-confirm{color:#17243a}.builder-card .builder-actions{border-color:#d7e1ef}.builder-card .table-wrap{border-color:#d7e1ef;background:#fff}.builder-card .table th{background:#e9f1fb;color:#36516f}.builder-card .table td{color:#26364a;border-color:#e4eaf2}.builder-card .table tbody tr:hover{background:#f7faff}
.section-builder-card{background:#fff;border:1px solid #d7e1ef;border-radius:16px;padding:14px;box-shadow:0 7px 18px rgba(15,23,42,.05)}.section-question-actions{display:flex;align-items:center;justify-content:flex-end;gap:10px;padding:12px 8px 2px;border-top:1px solid #e5ebf3}.section-question-actions>div{margin-right:auto;display:flex;align-items:baseline;gap:7px}.section-question-actions strong{font-size:22px;color:#175cd3}.section-question-actions span{font-size:12px;color:#64748b}.file-btn{position:relative;overflow:hidden}.section-import-overview{display:grid;gap:10px;margin:18px 0}.section-import-overview article{display:grid;grid-template-columns:36px 1fr auto;gap:12px;align-items:center;padding:12px;border:1px solid #d7e1ef;border-radius:12px;background:#fff}.section-import-overview article>span{display:grid;place-content:center;width:34px;height:34px;border-radius:10px;background:#e8f1ff;color:#175cd3;font-weight:900}.section-import-overview strong,.section-import-overview small{display:block}.section-import-overview small{color:#64748b}.builder-empty{padding:24px;border:1px dashed #b9c8da;border-radius:14px;text-align:center;color:#64748b;background:#fff}.full-question-review{display:grid;gap:14px;margin-top:20px}.review-section{border:1px solid #d7e1ef;border-radius:16px;background:#fff;overflow:hidden}.review-section>summary{display:grid;grid-template-columns:38px 1fr;gap:12px;align-items:center;padding:15px 18px;cursor:pointer;background:#eef5ff;list-style:none}.review-section>summary::-webkit-details-marker{display:none}.review-section>summary>span{display:grid;place-content:center;width:34px;height:34px;border-radius:10px;background:#175cd3;color:#fff;font-weight:900}.review-section summary strong,.review-section summary small{display:block}.review-section summary small{color:#64748b}.review-section-body{display:grid;gap:12px;padding:16px}.builder-question-preview{border:1px solid #dce5f0;border-radius:14px;padding:15px;background:#fff;color:#17243a}.builder-question-head{display:flex;justify-content:space-between;gap:16px}.builder-question-head h4{margin:5px 0 0;font-size:16px;white-space:pre-wrap}.direction-preview{margin:12px 0;padding:10px;border-left:4px solid #2563eb;background:#eff6ff;border-radius:7px;color:#334155}.preview-options{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:13px 0}.preview-option{display:grid;grid-template-columns:28px 1fr;gap:8px;align-items:start;padding:10px;border:1px solid #dde5ef;border-radius:10px;background:#f8fafc}.preview-option b{display:grid;place-content:center;width:26px;height:26px;border-radius:8px;background:#e2e8f0;color:#334155}.preview-option.correct{border-color:#6fcf97;background:#ecfdf3}.preview-option.correct b{background:#16a34a;color:#fff}.question-meta-line{display:flex;gap:7px;flex-wrap:wrap}.question-meta-line span{padding:5px 8px;border-radius:999px;background:#eef2f7;color:#475569;font-size:11px}.builder-question-preview details{margin-top:12px}.builder-question-preview details p{white-space:pre-wrap}.section-question-manager{color:#17243a}.section-manager-head{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:16px}.section-manager-head h3{margin:4px 0}.section-manager-head p{margin:0;color:#64748b}.professional-question-form{padding:16px;border:1px solid #d7e1ef;border-radius:15px;background:#f8fbff}.question-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.question-large{min-height:130px}.option-area{min-height:78px}.professional-meta{border:1px solid #cdd9e8;border-radius:13px;padding:14px}.professional-meta legend{padding:0 8px;color:#175cd3;font-weight:900}.section-existing-questions{margin-top:20px}.section-existing-questions>h3{color:#17243a}.modal:has(.section-question-manager){background:#fff;color:#17243a;border-color:#d7e1ef}.modal:has(.section-question-manager) .modal-head h2{color:#17243a}.modal:has(.section-question-manager) .close{color:#334155}
.series-admin-card dl div{color:#17243a}.series-admin-card dl dd{color:#17243a}.series-admin-card .btn.success{background:#16a34a;color:#fff}
@media(max-width:1000px){.preview-options,.question-form-grid{grid-template-columns:1fr}.section-question-actions{flex-wrap:wrap}.section-question-actions>div{width:100%}.section-builder-row{grid-template-columns:42px 1fr}.section-builder-row .field,.section-builder-row button{grid-column:2}.section-manager-head{align-items:flex-start;flex-direction:column}}

/* Stage 3A.2 connection and boot states */
.connection-screen{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 50% 15%,#12305a 0,#071526 45%,#050f1c 100%)}
.connection-card{width:min(440px,100%);padding:34px;border:1px solid rgba(148,163,184,.25);border-radius:22px;background:rgba(9,24,43,.92);box-shadow:0 28px 80px rgba(0,0,0,.35);text-align:center;color:#fff}
.connection-logo{width:58px;height:58px;margin:0 auto 18px;display:grid;place-items:center;border-radius:18px;background:linear-gradient(135deg,#2563eb,#7c3aed);font-size:20px;font-weight:900;box-shadow:0 12px 28px rgba(37,99,235,.35)}
.connection-card h1{margin:0 0 10px}.connection-card p{margin:0;color:#cbd5e1}.connection-progress{height:5px;margin:24px 0;border-radius:99px;overflow:hidden;background:#1e3652}.connection-progress i{display:block;width:42%;height:100%;border-radius:inherit;background:linear-gradient(90deg,#38bdf8,#6366f1);animation:connectionMove 1.2s ease-in-out infinite alternate}.connection-actions{display:flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap}.connection-actions a{color:#7dd3fc;font-weight:700;text-decoration:none}@keyframes connectionMove{from{transform:translateX(-20%)}to{transform:translateX(160%)}}

/* Stage 3A.4 — series categories and chapter tests */
.series-content-manager{display:grid;gap:22px}.series-category-manager{padding:18px;border:1px solid var(--line);border-radius:16px;background:#0b1829}.series-category-admin-list{display:grid;gap:9px;margin-top:14px}.series-category-admin-row{display:grid;grid-template-columns:minmax(0,1fr) auto auto auto;gap:9px;align-items:center;padding:12px;border:1px solid var(--line);border-radius:12px;background:#101f33}.series-category-admin-row strong,.series-category-admin-row small{display:block}.series-category-admin-row small{margin-top:3px;color:var(--muted)}.series-test-row-category{grid-template-columns:auto minmax(220px,1fr) minmax(150px,210px) 82px auto}.category-select{min-width:150px}.series-admin-card dl{grid-template-columns:repeat(2,minmax(0,1fr))}.series-admin-card dl>div{padding:9px;border-radius:10px;background:#0b1829}.series-admin-card dt{color:var(--muted);font-size:10px;text-transform:uppercase}.series-admin-card dd{margin:3px 0 0;font-weight:850}.builder-grid .help{display:block;margin-top:-3px}.badge.chapter{background:#46361a;color:#ffd887}
@media(max-width:900px){.series-test-row-category{grid-template-columns:auto minmax(0,1fr)}.series-test-row-category .category-select,.series-test-row-category .input.compact,.series-test-row-category .free-toggle{grid-column:2}.series-category-admin-row{grid-template-columns:1fr auto}.series-category-admin-row .btn{grid-row:auto}}


/* Stage 3A.4 R6: visible series category controls */
.series-guide-card{display:flex;justify-content:space-between;align-items:center;gap:18px;margin-bottom:18px;border-color:#2d5f91;background:linear-gradient(135deg,#102744,#0b1829)}
.series-guide-card h3{margin:4px 0 5px}.series-guide-card p{margin:0;color:var(--muted)}
.series-guide-examples{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:7px}.series-guide-examples span,.category-preset{border:1px solid #365879;background:#112943;color:#dcecff;border-radius:999px;padding:7px 10px;font-size:12px;font-weight:800}
.series-primary-actions{padding-top:4px;border-top:1px solid var(--line)}.series-primary-actions .btn:first-child{flex:1}
.category-preset-row{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 14px}.category-preset{cursor:pointer}.category-preset:hover{border-color:var(--accent);filter:brightness(1.12)}
.category-empty-alert{display:grid;gap:5px}.category-empty-alert strong{color:#e5f2ff}.category-empty-alert span{color:var(--muted)}
.inline-category-actions{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}.inline-category-actions .help{margin:0}
.modal:has(.series-content-manager){width:min(1120px,100%)}
@media(max-width:760px){.series-guide-card{align-items:flex-start;flex-direction:column}.series-guide-examples{justify-content:flex-start}.series-primary-actions .btn{width:100%}.inline-category-actions{align-items:flex-start;flex-direction:column}}

/* Stage 3A.5 — admin workflow, import reliability and high-contrast analytics */
.admin-search-row{display:flex;align-items:center;justify-content:space-between;gap:14px;margin:0 0 16px}.search-control{display:flex;align-items:center;gap:9px;min-width:min(520px,100%);padding:0 11px;border:1px solid var(--line);border-radius:12px;background:#081525}.search-control>span{font-size:20px;color:#82a8d4}.search-control .input,.search-control input{border:0;background:transparent;box-shadow:none;padding-left:0}.clickable-row{cursor:pointer}.link-button,.back-link{border:0;background:transparent;color:#91c3ff;padding:0;cursor:pointer;font:inherit;font-weight:850;text-align:left}.link-button:hover,.back-link:hover{text-decoration:underline}.back-link{display:block;margin-bottom:8px}.editor-summary-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px;margin-bottom:16px}.editor-summary-grid article,.selected-summary-grid article{padding:15px;border:1px solid var(--line);border-radius:14px;background:#101c2e}.editor-summary-grid span,.selected-summary-grid span{display:block;color:#9eb2ca;font-size:11px;text-transform:uppercase;letter-spacing:.06em}.editor-summary-grid strong,.selected-summary-grid strong{display:block;margin-top:5px;font-size:22px;color:#f4f8ff}.test-editor-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:16px}.test-editor-panel{min-width:0}.panel-title{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;margin-bottom:15px}.panel-title h2{margin:3px 0 0}.panel-title p{margin:5px 0 0;color:var(--muted)}.eyebrow{font-size:10px;font-weight:900;letter-spacing:.12em;text-transform:uppercase;color:#7db8ff}.section-edit-list{display:grid;gap:11px}.section-edit-row{display:grid;grid-template-columns:minmax(120px,.7fr) minmax(180px,1.3fr) minmax(170px,1fr) 120px 110px auto;gap:10px;align-items:end;padding:13px;border:1px solid var(--line);border-radius:13px;background:#0b1829}.section-edit-row .field{margin:0}.check-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin:12px 0}.check-line{display:flex;align-items:center;gap:8px;padding:9px;border:1px solid var(--line);border-radius:10px;background:#0a1727}.question-destination-card{margin-bottom:16px}.bilingual-question-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.bilingual-question-grid>section{padding:14px;border:1px solid var(--line);border-radius:14px;background:#0b1829}.bilingual-question-grid h3{margin:0 0 13px}.hindi-copy{margin-top:7px;color:#c7d9ed}.bulk-destination-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.import-info{display:grid;gap:5px;padding:13px;border:1px solid #315f91;border-radius:12px;background:#0e2845;color:#ddebff}.import-info span{font-size:12px;color:#aac2dd}.import-preview{margin-top:12px;padding:12px;border:1px dashed var(--line);border-radius:11px;background:#081525}.import-error-list{max-height:420px;overflow:auto}.import-error-list p{padding:9px;border-bottom:1px solid var(--line);margin:0}.danger-text{color:#ff9ba5}.modal:has(.bilingual-question-grid),.modal:has(#bulkForm){width:min(1100px,100%)}

/* Analytics uses the same dark visual system as the rest of the admin panel. */
.analytics-page-hero{border:1px solid #35699f;background:linear-gradient(135deg,#102a4c,#174b7b 58%,#1f5fb5);box-shadow:0 18px 42px rgba(0,0,0,.22)}.analytics-page-hero .select{background:#071525;color:#fff;border:1px solid #5b8bc0}.analytics-kpi-card,.test-analytics-card,.analytics-visual-card,.selected-analytics-header,.selected-summary-grid article,.admin-topic-chart-card{background:#101c2e!important;border-color:#2b4360!important;color:#e8edf6!important;box-shadow:0 10px 28px rgba(0,0,0,.18)}.analytics-kpi-card strong,.test-analytics-card h3,.test-analytics-metrics b,.selected-analytics-header h2,.analytics-visual-card h3,.admin-topic-chart-card strong{color:#f4f8ff!important}.analytics-kpi-card small,.test-analytics-head span,.test-analytics-metrics span,.test-analytics-card footer,.analytics-section-title small,.selected-analytics-header p,.visual-card-head small,.admin-topic-chart-card small{color:#9db0c7!important}.analytics-kpi-icon{background:#245ca6!important;color:#fff!important}.analytics-kpi-card.tone-violet .analytics-kpi-icon{background:#6d3dcc!important}.analytics-kpi-card.tone-cyan .analytics-kpi-icon{background:#087f9b!important}.analytics-kpi-card.tone-green .analytics-kpi-icon{background:#13854b!important}.analytics-kpi-card.tone-amber .analytics-kpi-icon{background:#b76508!important}.analytics-kpi-card.tone-red .analytics-kpi-icon{background:#b8323a!important}.test-analytics-metrics span{background:#0a1727!important;border:1px solid #263d59}.test-analytics-card footer button{color:#8fc2ff}.selected-summary-ring{background:#0b192b}.distribution-column>div,.admin-analytics-bar{background:#071525!important}.distribution-column span,.distribution-column strong,.chart-row-head span,.chart-subbar small,.admin-topic-chart-card footer{color:#a9bdd3!important}.analytics-recent-table th{background:#132239}.analytics-empty{padding:28px;border:1px dashed var(--line);border-radius:14px;color:var(--muted);background:#0b1829}.analytics-search-row{margin:16px 0}.series-test-search{min-width:min(420px,100%)}

@media(max-width:1100px){.editor-summary-grid{grid-template-columns:repeat(3,1fr)}.test-editor-layout{grid-template-columns:1fr}.section-edit-row{grid-template-columns:1fr 1fr}.section-edit-row .btn{align-self:end}}
@media(max-width:700px){.admin-search-row{align-items:stretch;flex-direction:column}.search-control{min-width:0;width:100%}.editor-summary-grid,.bilingual-question-grid,.bulk-destination-grid,.check-grid{grid-template-columns:1fr}.section-edit-row{grid-template-columns:1fr}}

/* Stage 3A.5 R8 validation states */
.section-empty-warning{border-color:#ef4444!important;background:#fff7f7!important}
.section-empty-warning small,.section-empty-warning .section-question-actions span{color:#b91c1c!important;font-weight:700}