:root {
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --color-background-primary: #fff;
  --color-background-secondary: #F7F7F8;
  --color-border-tertiary: #E8E8EC;
  --color-border-secondary: #D9D9E0;
  --color-text-primary: #1A1A1E;
  --color-text-secondary: #62626B;
  --color-text-tertiary: #8E8E98;
  --border-radius-lg: 12px;
  --border-radius-md: 8px;
  --font-mono: ui-monospace, monospace;
  --accent: #7F77DD;
  --accent-dark: #534AB7;
  --accent-bg: #EEEDFE;
  --accent-border: #AFA9EC;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:var(--font-sans);background:#f1f5f9;color:var(--color-text-primary);min-height:100vh}
a{color:var(--accent-dark);text-decoration:none}
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}
.login-box{background:#fff;border:1px solid var(--color-border-tertiary);border-radius:var(--border-radius-lg);padding:28px;width:100%;max-width:380px;box-shadow:0 4px 24px rgba(0,0,0,.06)}
.login-logo{display:flex;align-items:center;gap:10px;margin-bottom:20px}
.login-logo span{font-size:20px}
.login-logo h1{font-size:18px;font-weight:600}
.login-logo p{font-size:11px;color:var(--color-text-secondary)}
.login-err{background:#fee2e2;color:#991b1b;padding:10px;border-radius:8px;font-size:13px;margin-bottom:12px}
.page-wrap{padding:16px;max-width:1400px;margin:0 auto}
.dash{display:flex;min-height:calc(100vh - 32px);border:0.5px solid var(--color-border-tertiary);border-radius:var(--border-radius-lg);overflow:hidden;background:var(--color-background-primary);position:relative}
.sb{width:218px;border-right:0.5px solid var(--color-border-tertiary);background:var(--color-background-secondary);display:flex;flex-direction:column;flex-shrink:0;overflow-y:auto}
.sb-logo{padding:12px 15px;border-bottom:0.5px solid var(--color-border-tertiary);display:flex;align-items:center;gap:8px}
.sb-logo-text{font-size:13px;font-weight:500;color:var(--color-text-primary)}
.sb-logo-sub{font-size:10px;color:var(--color-text-secondary)}
.sb-sec{padding:8px 15px 3px;font-size:10px;font-weight:500;color:var(--color-text-tertiary);letter-spacing:.07em;text-transform:uppercase}
.sb-row{padding:8px 15px;font-size:13px;cursor:pointer;display:flex;align-items:center;gap:8px;color:var(--color-text-primary);border-left:3px solid transparent;transition:background .12s;user-select:none}
.sb-row:hover{background:var(--color-background-primary)}
.sb-row.active{background:var(--color-background-primary);border-left-color:var(--accent);color:var(--accent-dark);font-weight:500}
.chv{margin-left:auto;font-size:12px;transition:transform .2s;color:var(--color-text-tertiary)}
.sb-row.open .chv{transform:rotate(180deg)}
.submenu{overflow:hidden;max-height:0;transition:max-height .3s ease}
.submenu.open{max-height:900px}
.sub-row{padding:7px 15px 7px 34px;font-size:12px;cursor:pointer;color:var(--color-text-secondary);display:flex;align-items:center;gap:7px;border-left:3px solid transparent}
.sub-row:hover,.sub-row.active{background:var(--color-background-primary);border-left-color:var(--accent);color:var(--accent-dark)}
.main{flex:1;overflow:hidden;display:flex;flex-direction:column;min-width:0}
.mhdr{padding:10px 18px;border-bottom:0.5px solid var(--color-border-tertiary);display:flex;align-items:center;justify-content:space-between;gap:10px}
.mhdr-right{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.lang-bar{display:flex;align-items:center;gap:4px;font-size:11px;background:var(--color-background-secondary);border:0.5px solid var(--color-border-tertiary);border-radius:var(--border-radius-md);padding:3px 6px}
.lang-lbl{color:var(--color-text-tertiary);font-size:10px;margin:0 2px}
.lang-sep{color:var(--color-border-secondary);margin:0 3px}
.lang-btn,.view-btn{font-size:10px;padding:2px 7px;border-radius:4px;border:0.5px solid transparent;background:transparent;cursor:pointer;color:var(--color-text-secondary);font-family:var(--font-sans)}
.lang-btn:hover,.view-btn:hover{background:var(--color-background-primary);color:var(--color-text-primary)}
.lang-btn.on,.view-btn.on{background:var(--accent-bg);border-color:var(--accent);color:var(--accent-dark);font-weight:500}
body.view-en .gk-nm-hi,body.view-en .subj-hi{display:none}
body.view-hi .gk-nm:not(.solo){display:none}
.bilingual-hint{font-size:11px;color:var(--color-text-secondary);background:var(--accent-bg);border:0.5px solid var(--accent-border);border-radius:6px;padding:8px 10px;margin-bottom:10px}
.bc{font-size:12px;color:var(--color-text-secondary)}
.bc .cur{color:var(--color-text-primary);font-weight:500}
.bc .sep{margin:0 4px;color:var(--color-text-tertiary)}
.mcontent{flex:1;overflow-y:auto;padding:16px 18px}
.panel{display:none}.panel.active{display:block}
.ptitle{font-size:14px;font-weight:500;margin-bottom:12px;display:flex;align-items:center;gap:7px}
.btn{font-size:12px;padding:5px 11px;border-radius:var(--border-radius-md);border:0.5px solid var(--color-border-secondary);background:var(--color-background-primary);cursor:pointer;color:var(--color-text-primary);display:inline-flex;align-items:center;gap:5px;font-family:var(--font-sans)}
.btn:hover{background:var(--color-background-secondary)}
.btn-p{background:var(--accent);border-color:var(--accent);color:#fff}
.btn-p:hover{background:var(--accent-dark);border-color:var(--accent-dark)}
.btn-sm{padding:3px 9px;font-size:11px}
.btn-dng{border-color:#F09595;color:#A32D2D}
.btn-dng:hover{background:#FCEBEB}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:16px}
.stat-c{background:var(--color-background-secondary);border-radius:var(--border-radius-md);padding:10px 12px}
.stat-n{font-size:19px;font-weight:500}
.stat-n.orange{color:var(--accent-dark)}
.stat-l{font-size:11px;color:var(--color-text-secondary);margin-top:1px}
.empty{font-size:13px;color:var(--color-text-secondary);padding:8px 0}
.sec-hd{display:flex;align-items:center;justify-content:space-between;margin-bottom:9px}
.sec-title{font-size:13px;font-weight:500}
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(132px,1fr));gap:9px;margin-bottom:18px}
.cat-card{border:0.5px solid var(--color-border-tertiary);border-radius:var(--border-radius-md);padding:11px 12px;cursor:pointer;background:var(--color-background-primary);position:relative;transition:border-color .12s,background .12s,box-shadow .12s}
.cat-card:hover{border-color:var(--color-border-secondary);background:var(--color-background-secondary);box-shadow:0 1px 4px rgba(0,0,0,.04)}
.cat-card.sel{border-color:var(--accent);background:var(--accent-bg)}
.cat-card.dimmed{opacity:.5}
.cat-icon{font-size:20px;margin-bottom:5px}
.cat-nm{font-size:12px;font-weight:500;word-break:break-word}
.cat-meta{font-size:11px;color:var(--color-text-secondary);margin-top:2px}
.cat-exams{font-size:10px;color:var(--accent);margin-top:3px;line-height:1.3;opacity:.9}
.cat-hover-acts{position:absolute;bottom:5px;right:5px;display:none;gap:3px}
.cat-card:hover .cat-hover-acts{display:flex}
.edit-in{font-size:13px;padding:4px 8px;border:0.5px solid var(--accent);border-radius:var(--border-radius-md);background:var(--color-background-primary);font-family:var(--font-sans);width:170px}
.edit-in:focus{outline:none;box-shadow:0 0 0 3px rgba(127,119,221,.15)}
.exam-pill{font-size:12px;padding:5px 12px;border-radius:20px;cursor:pointer;border:0.5px solid var(--color-border-secondary);background:var(--color-background-primary);color:var(--color-text-primary);transition:all .12s;font-family:var(--font-sans);display:inline-flex;align-items:center;gap:5px}
.exam-pill:hover{border-color:var(--accent);color:var(--accent-dark);background:var(--accent-bg)}
.exam-pill.on{border-color:var(--accent);background:var(--accent-bg);color:var(--accent-dark);font-weight:600}
.gk-cat-card{border:0.5px solid var(--color-border-tertiary);border-radius:var(--border-radius-md);padding:9px 10px;cursor:pointer;background:var(--color-background-primary);position:relative;text-align:center}
.gk-cat-card:hover{border-color:var(--color-border-secondary);background:var(--color-background-secondary)}
.gk-cat-card.sel{border-color:var(--accent);background:var(--accent-bg)}
.gk-cat-card.hidden-cat{opacity:.45}
.gk-ico{font-size:18px;margin-bottom:3px}
.gk-nm{font-size:11px;font-weight:500;line-height:1.3}
.gk-nm-hi{font-size:10px;color:var(--color-text-secondary);margin-top:1px}
.gk-cnt{font-size:10px;color:var(--color-text-tertiary);margin-top:2px}
.vis-pip{width:6px;height:6px;border-radius:50%;position:absolute;top:7px;right:7px}
.pip-on{background:#1D9E75}.pip-off{background:#E24B4A}
.hover-acts{position:absolute;bottom:4px;right:4px;display:none;gap:2px}
.gk-cat-card:hover .hover-acts{display:flex}
.ico-btn{width:19px;height:19px;display:flex;align-items:center;justify-content:center;border-radius:3px;border:0.5px solid var(--color-border-secondary);background:#fff;cursor:pointer;font-size:10px}
.exam-group-card{border:0.5px solid var(--color-border-tertiary);border-radius:var(--border-radius-md);padding:11px 13px;background:var(--color-background-primary);margin-bottom:8px;cursor:pointer}
.exam-group-card:hover{border-color:var(--accent)}
.exam-tags{display:flex;flex-wrap:wrap;gap:5px;margin-top:6px}
.exam-tag{font-size:11px;padding:3px 9px;border-radius:20px;border:0.5px solid var(--color-border-secondary);background:var(--color-background-secondary);cursor:pointer}
.stage-tabs{display:flex;gap:2px;background:var(--color-background-secondary);border-radius:var(--border-radius-md);padding:3px;width:fit-content;margin-bottom:12px}
.stage-tab{font-size:11px;padding:4px 11px;border-radius:6px;cursor:pointer;color:var(--color-text-secondary);border:none;background:none;font-family:var(--font-sans)}
.stage-tab.on{background:#fff;font-weight:500;border:0.5px solid var(--color-border-tertiary)}
.subj-row{border:0.5px solid var(--color-border-tertiary);border-radius:var(--border-radius-md);padding:8px 12px;display:flex;align-items:center;justify-content:space-between;background:var(--color-background-primary);margin-bottom:6px}
.subj-name{font-size:13px}.subj-meta{font-size:11px;color:var(--color-text-secondary)}
.row-acts{display:flex;gap:5px}
.game-row{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:12px}
.game-card{border:0.5px solid var(--color-border-tertiary);border-radius:var(--border-radius-md);padding:11px 13px}
.ad-card{border:0.5px solid var(--color-border-tertiary);border-radius:var(--border-radius-md);padding:12px 14px;margin-bottom:8px}
.toggle-switch{width:36px;height:20px;border-radius:10px;background:var(--color-background-secondary);cursor:pointer;position:relative;border:0.5px solid var(--color-border-secondary)}
.toggle-switch.on{background:var(--accent);border-color:var(--accent)}
.toggle-knob{width:16px;height:16px;border-radius:50%;background:#fff;position:absolute;top:1px;left:1px;transition:left .2s}
.toggle-switch.on .toggle-knob{left:17px}
.ad-toggle{display:flex;align-items:center;justify-content:space-between;margin-top:8px;font-size:12px;color:var(--color-text-secondary)}
.ad-card-hd{font-size:12px;font-weight:600;color:var(--color-text-primary);margin-bottom:6px;display:flex;align-items:center;gap:6px}
.ad-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
@media(max-width:900px){.ad-grid{grid-template-columns:1fr}}
.ad-hint{font-size:11px;color:var(--color-text-secondary);margin-top:4px;line-height:1.4}
.welcome{font-size:18px;font-weight:500;margin-bottom:3px}
.sub-wlc{font-size:13px;color:var(--color-text-secondary);margin-bottom:14px}
.pills{display:flex;flex-wrap:wrap;gap:5px}
.pill{font-size:12px;padding:4px 11px;border-radius:20px;cursor:pointer;border:0.5px solid var(--color-border-secondary);background:#fff;font-family:var(--font-sans)}
.pill:hover{border-color:var(--accent);color:var(--accent-dark);background:var(--accent-bg)}
.modal-wrap{position:fixed;inset:0;background:rgba(0,0,0,.3);display:flex;align-items:center;justify-content:center;z-index:1000}
.modal{background:#fff;border-radius:var(--border-radius-lg);width:490px;max-width:95%;max-height:92%;overflow-y:auto;border:0.5px solid var(--color-border-tertiary)}
.mhd{padding:12px 16px;border-bottom:0.5px solid var(--color-border-tertiary);display:flex;justify-content:space-between;position:sticky;top:0;background:#fff}
.mtitle{font-size:14px;font-weight:500}
.mbd{padding:13px 16px}
.mft{padding:10px 16px;border-top:0.5px solid var(--color-border-tertiary);display:flex;justify-content:flex-end;gap:7px;position:sticky;bottom:0;background:#fff}
.fg{margin-bottom:10px}
.fl{font-size:11px;color:var(--color-text-secondary);margin-bottom:4px;display:block}
.fc{width:100%;padding:6px 9px;border:0.5px solid var(--color-border-secondary);border-radius:var(--border-radius-md);font-size:13px;font-family:var(--font-sans)}
.fc:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(127,119,221,.15)}
.frow{display:grid;grid-template-columns:1fr 1fr;gap:9px}
.ai-box{border:0.5px solid var(--color-border-tertiary);border-radius:var(--border-radius-md);padding:10px 12px;background:var(--color-background-secondary);margin-top:4px}
.chip{font-size:11px;padding:4px 10px;border-radius:20px;background:var(--accent-bg);color:var(--accent-dark);display:inline-flex;align-items:center;gap:4px;cursor:pointer;border:0.5px solid var(--accent-border);margin-right:4px;margin-bottom:4px;font-family:var(--font-sans)}
.chip:hover{background:#E2E0FB}
.chip i{font-size:11px}
.ai-ok{color:#3B6D11;font-size:12px;padding:4px 0}
.ai-err{color:#A32D2D;font-size:12px;padding:4px 0}
.qp{margin-top:6px;max-height:100px;overflow-y:auto;border:0.5px solid var(--color-border-tertiary);border-radius:var(--border-radius-md)}
.qr{padding:5px 9px;border-bottom:0.5px solid var(--color-border-tertiary);font-size:12px}
.info-box{font-size:12px;color:var(--color-text-secondary);padding:7px 10px;background:var(--color-background-secondary);border-radius:var(--border-radius-md);margin-bottom:11px}
.topic-row{border:0.5px solid var(--color-border-tertiary);border-radius:var(--border-radius-md);padding:8px 12px;display:flex;align-items:center;justify-content:space-between;margin-bottom:5px;gap:8px}
.topic-tbl{width:100%;border-collapse:collapse;font-size:13px}
.topic-tbl th{text-align:left;font-size:11px;color:var(--color-text-secondary);font-weight:500;padding:10px 12px;border-bottom:0.5px solid var(--color-border-tertiary);white-space:nowrap}
.topic-tbl td{padding:14px 12px;border-bottom:0.5px solid var(--color-border-tertiary);vertical-align:middle;min-height:52px}
.topic-tbl tbody tr:last-child td{border-bottom:none}
.topic-tbl tr:hover td{background:var(--color-background-secondary)}
.topic-tbl .col-num{text-align:center;width:64px;color:var(--color-text-secondary);font-variant-numeric:tabular-nums}
.topic-tbl .col-actions{text-align:right;width:112px}
.topic-tbl .col-actions .row-acts{justify-content:flex-end}
.topic-tbl .col-name-en{cursor:pointer;font-weight:500}
.topic-tbl .col-name-hi{cursor:pointer;font-size:12px;color:var(--color-text-secondary)}
.gk-ready{display:flex;flex-wrap:wrap;gap:4px;margin-top:6px;max-width:220px}
.gk-ready-chip{font-size:11px;line-height:1.2;padding:2px 7px;border-radius:6px;background:var(--color-background-secondary,#f3f4f6);color:var(--color-text-secondary);white-space:nowrap}
.gk-ready-empty{margin-top:6px;font-size:11px;color:var(--color-text-secondary);opacity:.7}
.gk-tabs{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px;padding-bottom:10px;border-bottom:0.5px solid var(--color-border-tertiary)}
.gk-tab{font-size:12px;padding:6px 12px;border-radius:20px;border:0.5px solid var(--color-border-secondary);background:#fff;cursor:pointer;color:var(--color-text-secondary);font-family:var(--font-sans)}
.gk-tab:hover{border-color:#F97316;color:#c2410c}
.gk-tab.active{background:#FFF7ED;border-color:#F97316;color:#c2410c;font-weight:500}
.gk-section{background:var(--color-background-primary);border:0.5px solid var(--color-border-tertiary);border-radius:var(--border-radius-md);padding:14px 16px;margin-bottom:12px}
.gk-section .sec-hd{margin-bottom:10px}
.gk-table-wrap{overflow-x:auto;margin-bottom:4px}
.gk-hint{font-size:11px;color:var(--color-text-secondary);margin:-4px 0 10px;line-height:1.45}
.import-status{font-size:12px;margin-bottom:8px}
.import-status:empty{display:none}
.import-status .ai-ok,.import-status .ai-err{padding:6px 10px;border-radius:6px}
.import-status .ai-ok{background:#ecfdf3;color:#3B6D11}
.import-status .ai-err{background:#FCEBEB;color:#A32D2D}
.import-target{font-size:12px;padding:8px 12px;background:#FFF7ED;border:0.5px solid #fed7aa;border-radius:6px;margin-bottom:10px;color:#9a3412}
.import-target strong{font-weight:600;color:#c2410c}
.study-import-box{margin-bottom:12px}
.gk-parent-note{font-size:12px;color:var(--color-text-secondary);padding:12px;background:var(--color-background-secondary);border-radius:var(--border-radius-md);border:0.5px solid var(--color-border-tertiary);line-height:1.5}
.gk-parent-sets-warn{margin-top:8px;padding:8px 10px;background:#FCEBEB;border-radius:6px;color:#A32D2D;font-size:11px}
.gk-empty-sets{padding:16px;text-align:center;background:var(--color-background-secondary);border-radius:var(--border-radius-md);border:0.5px dashed var(--color-border-secondary)}
.add-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px;padding-top:10px;border-top:0.5px solid var(--color-border-tertiary);align-items:center}
.add-row .fc{flex:1;min-width:140px}
.back-lnk{font-size:12px;color:var(--accent-dark);cursor:pointer;display:inline-flex;align-items:center;gap:4px;margin-bottom:12px}
.back-lnk:hover{text-decoration:underline}
.set-list{margin-top:8px;padding-left:12px;border-left:2px solid #fdba74}
.set-item{font-size:12px;padding:4px 0;color:var(--color-text-secondary)}
.sb-menu-btn{display:none;align-items:center;justify-content:center;width:40px;height:40px;padding:0;border:0.5px solid var(--color-border-secondary);border-radius:var(--border-radius-md);background:var(--color-background-primary);color:var(--color-text-primary);cursor:pointer;flex-shrink:0;font-size:20px}
.sb-menu-btn:hover{background:var(--color-background-secondary)}
.sb-backdrop{display:none}
.mhdr-left{display:flex;align-items:center;gap:10px;min-width:0;flex:1}

.ptitle i{font-size:16px;color:var(--accent)}
.sec-title{display:flex;align-items:center;gap:6px}
.sec-title i{font-size:14px;color:var(--accent)}
.btn i{font-size:13px}
.btn-ai{background:linear-gradient(135deg,#7F77DD 0%,#534AB7 100%);border-color:var(--accent-dark);color:#fff}
.btn-ai:hover{background:linear-gradient(135deg,#6B63C9 0%,#4338A5 100%);border-color:#4338A5}
.exam-pills{display:flex;flex-wrap:wrap;gap:6px}
#gkNodeTabs{
  display:inline-flex;flex-wrap:wrap;align-items:center;gap:4px;padding:5px;margin-bottom:14px;
  background:var(--color-background-secondary);border:0.5px solid var(--color-border-tertiary);
  border-radius:999px;box-shadow:inset 0 1px 2px rgba(0,0,0,.04);
}
#gkNodeTabs .pill{
  appearance:none;-webkit-appearance:none;display:inline-flex;align-items:center;gap:6px;border:none;
  background:transparent;font-size:12px;font-weight:500;font-family:var(--font-sans);
  color:var(--color-text-secondary);padding:8px 14px;border-radius:999px;cursor:pointer;
  transition:background .15s ease,color .15s ease,box-shadow .15s ease;line-height:1.2;white-space:nowrap;
}
#gkNodeTabs .pill i{font-size:14px;opacity:.85}
#gkNodeTabs .pill:hover{color:var(--accent-dark);background:rgba(127,119,221,.1)}
#gkNodeTabs .pill.active{
  background:linear-gradient(135deg,var(--accent) 0%,var(--accent-dark) 100%);
  color:#fff;box-shadow:0 2px 10px rgba(127,119,221,.35);
}
#gkNodeTabs .pill.active i{opacity:1}
.set-row{border:0.5px solid var(--color-border-tertiary);border-radius:var(--border-radius-md);padding:10px 13px;display:flex;align-items:center;justify-content:space-between;background:var(--color-background-primary);margin-bottom:6px;transition:border-color .12s;gap:10px}
.set-row:hover{border-color:var(--color-border-secondary)}
.set-nm{font-size:13px;font-weight:500;cursor:pointer}
.set-nm:hover{color:var(--accent-dark)}
.set-mt{font-size:11px;color:var(--color-text-secondary);margin-top:2px}
.badge{font-size:10px;padding:2px 8px;border-radius:20px;font-weight:500;white-space:nowrap}
.be{background:#EAF3DE;color:#3B6D11}.bm{background:#FAEEDA;color:#854F0B}.bh{background:#FCEBEB;color:#A32D2D}.bmix{background:#EEE8FF;color:#5B21B6}
.bvis{background:#E1F5EE;color:#085041}.bhid{background:#FCEBEB;color:#A32D2D}
.blang{background:var(--color-background-secondary);color:var(--color-text-secondary)}
.block-badge{background:#FEF3C7;color:#92400E;border:0.5px solid #FCD34D;font-size:10px;padding:2px 9px;border-radius:20px;font-weight:600}
.lock-btn{border-color:#D1A827;color:#92400E}
.lock-btn:hover{background:#FEF3C7;border-color:#D1A827}
.lock-btn.locked{background:#FCD34D;border-color:#D1A827;color:#78350F;font-weight:500}
.section-divider{height:0.5px;background:var(--color-border-tertiary);margin:18px 0}
.notice{font-size:12px;color:var(--color-text-secondary);padding:9px 11px;background:var(--color-background-secondary);border-radius:var(--border-radius-md);margin-bottom:12px;display:flex;align-items:flex-start;gap:6px}
.notice i{color:var(--accent);font-size:14px;flex-shrink:0;margin-top:1px}
.qcard{border:0.5px solid var(--color-border-tertiary);border-radius:var(--border-radius-md);padding:12px 14px;margin-bottom:8px;background:var(--color-background-primary)}
.qcard:hover{border-color:var(--color-border-secondary)}
.qtext{font-size:13px;font-weight:500;margin-bottom:7px}
.qtext-hi{font-size:12px;color:var(--color-text-secondary);margin:-4px 0 7px}
.opt{font-size:12px;padding:4px 9px;border-radius:6px;margin-bottom:3px;color:var(--color-text-secondary);display:flex;gap:6px;align-items:baseline}
.opt.correct{background:#EAF3DE;color:#3B6D11;font-weight:500}
.opt-letter{font-weight:600;flex-shrink:0}
.qexp{font-size:11px;color:var(--color-text-secondary);margin-top:6px;padding-top:6px;border-top:0.5px dashed var(--color-border-tertiary)}
.qhead{display:flex;justify-content:space-between;align-items:flex-start;gap:10px}
.qnum{font-size:10px;color:var(--color-text-tertiary);font-weight:600;margin-bottom:3px}
.ai-header{font-size:12px;font-weight:500;color:var(--color-text-secondary);margin-bottom:8px;display:flex;align-items:center;gap:5px}
.ai-header i{font-size:13px;color:var(--accent)}
.topic-tbl tbody tr:hover td{background:var(--color-background-secondary)}
.lang-row{display:flex;gap:4px}
.lb{font-size:11px;padding:4px 10px;border-radius:20px;border:0.5px solid var(--color-border-secondary);cursor:pointer;background:var(--color-background-primary);color:var(--color-text-secondary);font-family:var(--font-sans)}
.lb.on{background:var(--accent);border-color:var(--accent);color:#fff}
.frow3{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
@media(max-width:700px){.frow3{grid-template-columns:1fr}}
.sb-ic{font-size:16px;color:var(--color-text-secondary);width:18px;text-align:center;flex-shrink:0}
.sb-row.active .sb-ic,.sb-row:hover .sb-ic{color:var(--accent-dark)}
.sb-logo-ic{width:32px;height:32px;border-radius:8px;background:linear-gradient(135deg,#F97316,#FB923C);display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px;flex-shrink:0}
.ptitle .ti,.sec-title .ti{margin-right:6px;color:var(--accent);vertical-align:-2px}
.stat-c{position:relative}
.stat-ic{position:absolute;top:10px;right:10px;font-size:18px;color:var(--accent);opacity:.35}
.stat-ic .ti{font-size:20px}
.pill .ti{font-size:14px;vertical-align:-2px;margin-right:4px}
.cat-icon{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:10px;background:var(--accent-bg);margin-bottom:6px}
.cat-icon-i{font-size:20px;color:var(--accent-dark)}
.inline-ic{font-size:12px;vertical-align:-1px;margin-right:2px}
.bc-sep{font-size:11px;color:var(--color-text-tertiary);vertical-align:middle}
.btn-icon{padding:4px 8px;min-width:auto}
.icon-picker{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}
.icon-pick{width:34px;height:34px;border:0.5px solid var(--color-border-secondary);border-radius:8px;background:var(--color-background-primary);cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--color-text-secondary);font-size:16px}
.icon-pick.on,.icon-pick:hover{border-color:var(--accent);background:var(--accent-bg);color:var(--accent-dark)}
.feat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:8px;margin-top:10px}
.feat-card{display:flex;align-items:center;gap:10px;padding:10px 12px;border:0.5px solid var(--color-border-tertiary);border-radius:var(--border-radius-md);background:var(--color-background-primary);cursor:pointer;transition:border-color .12s}
.feat-card:hover{border-color:var(--accent-border)}
.feat-card.feat-live{border-left:3px solid #22c55e}
.feat-card.feat-soon{border-left:3px solid #f59e0b;cursor:default}
.feat-card.feat-planned{border-left:3px solid #94a3b8;cursor:default;opacity:.85}
.feat-ic{width:32px;height:32px;border-radius:8px;background:var(--accent-bg);display:flex;align-items:center;justify-content:center;color:var(--accent-dark);font-size:16px;flex-shrink:0}
.feat-body{flex:1;min-width:0}
.feat-nm{font-size:12px;font-weight:500}
.feat-st{font-size:10px;color:var(--color-text-tertiary);margin-top:1px}
.feat-badge{font-size:14px;color:var(--color-text-tertiary)}
.feat-live .feat-badge{color:#22c55e}
.feat-soon .feat-badge{color:#f59e0b}
.empty-state{text-align:center;padding:40px 20px;background:var(--color-background-secondary);border-radius:var(--border-radius-md);border:0.5px dashed var(--color-border-secondary)}
.empty-state>.ti{font-size:36px;color:var(--color-text-tertiary);display:block;margin-bottom:10px}
.empty-state>div{font-size:14px;font-weight:500;margin-bottom:4px}
.empty-state>p{font-size:12px;color:var(--color-text-secondary);max-width:360px;margin:0 auto}
.back-lnk{display:inline-flex;align-items:center;gap:4px;font-size:12px;color:var(--accent-dark);cursor:pointer;margin-bottom:8px}
.back-lnk .ti{font-size:14px}

/* Progress overlay (long-running admin actions) */
.progress-overlay{position:fixed;inset:0;background:rgba(15,23,42,.45);display:none;align-items:center;justify-content:center;z-index:2000;padding:20px}
.progress-overlay.show{display:flex}
.progress-box{background:#fff;border-radius:var(--border-radius-lg);padding:28px 32px;max-width:360px;width:100%;text-align:center;box-shadow:0 12px 40px rgba(0,0,0,.18);border:0.5px solid var(--color-border-tertiary)}
.progress-spinner{width:36px;height:36px;border:3px solid var(--color-border-tertiary);border-top-color:var(--accent);border-radius:50%;margin:0 auto 14px;animation:admin-spin .7s linear infinite}
@keyframes admin-spin{to{transform:rotate(360deg)}}
.gkgen-spin{display:inline-block;animation:admin-spin .8s linear infinite}
.gkgen-live-pulse{animation:gkgen-pulse 1.4s ease-in-out infinite}
@keyframes gkgen-pulse{0%,100%{opacity:1}50%{opacity:.45}}
.gkgen-row-running{border-color:#6366f1 !important;box-shadow:0 0 0 1px rgba(99,102,241,.2)}
.gkgen-row-cancelled{opacity:.72}
.progress-title{font-size:15px;font-weight:600;margin-bottom:6px;color:var(--color-text-primary)}
.progress-msg{font-size:13px;color:var(--color-text-secondary);line-height:1.4}

/* Current Affairs layout */
.ca-section{margin-bottom:20px;padding-bottom:16px;border-bottom:0.5px solid var(--color-border-tertiary)}
.ca-section:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}
.ca-section>.sec-title{margin-bottom:10px}
.ca-help{font-size:12px;color:var(--color-text-secondary);margin:0 0 10px;line-height:1.4}
.ca-controls{display:flex;flex-wrap:wrap;gap:10px;align-items:flex-end;margin-bottom:10px}
.ca-filters{display:flex;flex-wrap:wrap;gap:10px;align-items:flex-end;margin-bottom:10px}
.ca-field{flex:1 1 180px;min-width:160px;margin:0}
.ca-field-sm{flex:0 1 140px;min-width:120px;margin:0}
.ca-check{margin:0 0 4px;align-self:center}
.ca-btn-row{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.ca-btn-row .btn{min-height:36px}
.ca-cron-cmd{display:flex;flex-wrap:wrap;gap:8px;align-items:stretch}
.ca-cron-cmd .fc{flex:1 1 200px;min-width:0}
.ca-scroll-list{max-height:360px;overflow-y:auto;border:0.5px solid var(--color-border-tertiary);border-radius:var(--border-radius-md);padding:6px 8px;background:var(--color-background-secondary);-webkit-overflow-scrolling:touch}
.ca-scroll-list .set-row{background:var(--color-background-primary);margin-bottom:6px}
.ca-scroll-list .set-row:last-child{margin-bottom:0}
.ca-scroll-list .empty{padding:12px 8px}
.ca-count{font-size:11px;font-weight:400;color:var(--color-text-tertiary);margin-left:6px}

@media(max-width:768px){
  .ca-btn-row .btn{flex:1 1 100%;width:100%;justify-content:center;min-height:44px}
  .ca-field,.ca-field-sm{flex:1 1 100%;min-width:100%}
  .ca-cron-cmd .btn{flex:1 1 auto;justify-content:center}
  .ca-scroll-list{max-height:280px}
  .page-wrap{padding:8px}
  .dash{min-height:calc(100vh - 16px);border-radius:0;border-left:none;border-right:none}
  .main{width:100%;max-width:100%;flex:1 1 100%}
  .sb{position:fixed;top:0;left:0;bottom:0;width:min(280px,85vw);z-index:200;transform:translateX(-100%);transition:transform .25s ease;box-shadow:4px 0 24px rgba(0,0,0,.15);border-right:0.5px solid var(--color-border-tertiary)}
  body.sb-open .sb{transform:translateX(0)}
  body.sb-open{overflow:hidden}
  .sb-backdrop{display:block;position:fixed;inset:0;background:rgba(0,0,0,.35);z-index:199;opacity:0;pointer-events:none;transition:opacity .25s ease}
  body.sb-open .sb-backdrop{opacity:1;pointer-events:auto}
  .sb-menu-btn{display:inline-flex}
  .mhdr{flex-wrap:wrap;padding:8px 12px;gap:8px}
  .mhdr-left{flex:1 1 auto;min-width:0}
  .mhdr-right{width:100%;justify-content:flex-start;gap:8px}
  .bc{font-size:11px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0}
  .lang-bar{font-size:10px;flex-wrap:wrap;max-width:100%}
  .mcontent{padding:12px 14px}
  .stat-grid{grid-template-columns:1fr 1fr}
  .frow,.frow3,.game-row,.ad-grid{grid-template-columns:1fr}
  .sec-hd,.ptitle{flex-wrap:wrap;gap:8px}
  .sec-hd .btn,.ptitle .btn{width:100%;justify-content:center}
  .btn:not(.btn-sm):not(.btn-icon):not(.lang-btn):not(.view-btn):not(.lb):not(.pill):not(.icon-pick){min-height:44px;padding:10px 14px}
  .gk-table-wrap,.topic-tbl{-webkit-overflow-scrolling:touch}
  .gk-table-wrap{max-width:100%}
  pre,.fc{font-size:16px}
  .subj-row,.set-row,.topic-row,.qhead{flex-wrap:wrap;gap:8px}
  .row-acts{flex-wrap:wrap}
  .feat-grid{grid-template-columns:1fr}
  .card-grid{grid-template-columns:repeat(auto-fill,minmax(100px,1fr))}
  .edit-in{width:100%;max-width:100%}
  .stage-tabs{width:100%;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}
  #gkNodeTabs{width:100%;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;flex-wrap:nowrap}
  #gkNodeTabs .pill{flex-shrink:0}
  .modal-wrap{align-items:flex-end;padding:0}
  .modal{width:100%;max-width:100%;max-height:88vh;border-radius:var(--border-radius-lg) var(--border-radius-lg) 0 0}
  .mft{flex-wrap:wrap;gap:8px}
  .mft .btn{flex:1;min-width:calc(50% - 4px);justify-content:center;min-height:44px}
  .add-row .fc{min-width:100%;flex:1 1 100%}
  .exam-group-card .row-acts{margin-top:6px}
  .welcome{font-size:16px}
  .pills{gap:6px}
  .pill{padding:8px 12px;min-height:36px;display:inline-flex;align-items:center}
}
@media(max-width:480px){
  .stat-grid{grid-template-columns:1fr}
  .page-wrap{padding:0}
  .dash{min-height:100vh;border:none;border-radius:0}
}