:root{
  --pri:#3b6fe0; --pri-d:#2b56b8; --mint:#2fbf8f; --gold:#f5a623; --pur:#8b5cf6;
  --bg:#f2f5fb; --card:#ffffff; --ink:#1c2b4a; --muted:#6b7a99; --line:#e4eaf5;
  --soft-blue:#e9f0fe; --soft-mint:#e5f8f1; --soft-gold:#fdf3e0; --soft-pur:#f1ecfd;
}
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
body{font-family:'Inter','Segoe UI',system-ui,-apple-system,Roboto,'Noto Sans',sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility;background:var(--bg);color:var(--ink);font-size:15px}
#app{max-width:520px;margin:0 auto;min-height:100vh;display:flex;flex-direction:column;background:var(--bg)}
#topbar{display:flex;align-items:center;justify-content:space-between;padding:10px 14px;background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
#brand{display:flex;align-items:center;gap:8px}
#brand-logo{width:30px;height:30px;border-radius:8px}
#brand-name{font-size:18px;font-weight:800;color:var(--pri)}
#brand-name b{color:var(--gold)}
#topbar-right{display:flex;align-items:center;gap:8px}
#coin-pill{background:var(--soft-gold);color:#a66a00;font-weight:700;font-size:13px;padding:5px 10px;border-radius:20px}
#lang-switch{border:1px solid var(--line);background:var(--card);border-radius:8px;padding:5px 6px;font-size:12px;color:var(--ink);max-width:96px}
#views{flex:1;padding:14px 14px 90px}
.view{display:none}
.view.active{display:block}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:14px;margin-bottom:12px;box-shadow:0 1px 3px rgba(28,43,74,.05)}
.muted{color:var(--muted);font-size:13px}
.sec-head{font-size:19px;font-weight:800;margin:4px 0 12px}
/* buttons */
.btn{border:none;border-radius:12px;padding:11px 16px;font-size:14.5px;font-weight:700;cursor:pointer;font-family:inherit}
.btn-primary{background:var(--pri);color:#fff}
.btn-primary:active{background:var(--pri-d)}
.btn-soft{background:var(--soft-blue);color:var(--pri)}
.btn-gold{background:linear-gradient(135deg,#f7b733,#f5a623);color:#5d3c00}
.btn-google{background:#fff;border:1px solid var(--line);color:var(--ink);display:flex;align-items:center;justify-content:center;gap:8px;width:100%}
.btn:disabled{opacity:.5}
/* login */
.login-card{background:var(--card);border-radius:20px;padding:26px 20px;margin-top:18px;box-shadow:0 4px 18px rgba(59,111,224,.10);text-align:center}
.login-logo{width:64px;height:64px;border-radius:16px}
.login-title{font-size:26px;font-weight:800;color:var(--pri);margin-top:8px}
.login-title b{color:var(--gold)}
.login-tag{color:var(--muted);font-size:13.5px;margin:6px 0 16px}
.login-feats{text-align:left;margin:0 0 16px;display:flex;flex-direction:column;gap:8px}
.lf{background:var(--bg);border-radius:10px;padding:9px 12px;font-size:13.5px}
.login-card input{width:100%;border:1px solid var(--line);border-radius:12px;padding:12px 14px;font-size:15px;margin-bottom:10px;font-family:inherit;background:#fbfcff}
.login-card input:focus{outline:2px solid var(--pri);border-color:var(--pri)}
#btn-login{width:100%;margin-top:2px}
#btn-signup{width:100%;margin-top:8px}
#login-err{color:#d33;font-size:13px;min-height:18px;margin-bottom:6px}
.orline{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:12px;margin:14px 0}
.orline:before,.orline:after{content:'';flex:1;height:1px;background:var(--line)}
/* home */
.hero-card{display:flex;align-items:center;justify-content:space-between;background:linear-gradient(135deg,#fff6e6,#ffefc9);border-color:#f3ddb0}
.earn-card{display:flex;align-items:center;justify-content:space-between;background:linear-gradient(135deg,#eaf3ff,#ddeaff);border-color:#c9dffb}
.hero-title{font-weight:800;font-size:16px}
.hero-sub{color:#7a6520;font-size:13px;margin-top:2px}
.earn-card .hero-sub{color:#33508f}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:4px 0 12px}
.tile{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px 10px;display:flex;flex-direction:column;align-items:center;gap:8px;font-size:14px;font-weight:700;color:var(--ink);cursor:pointer;font-family:inherit}
.tile:active{background:var(--soft-blue)}
.tile-ic{font-size:30px}
.ad-banner{background:repeating-linear-gradient(45deg,#eef2fa,#eef2fa 10px,#e7edf8 10px,#e7edf8 20px);border:1px dashed #b9c7e2;border-radius:12px;height:60px;display:flex;align-items:center;justify-content:center;color:#8aa0c8;font-size:12px;letter-spacing:1px;text-transform:uppercase}
/* chips */
.chip-row{display:flex;gap:8px;overflow-x:auto;padding-bottom:10px;margin-bottom:4px;scrollbar-width:none}
.chip-row::-webkit-scrollbar{display:none}
.chip{flex:0 0 auto;border:1px solid var(--line);background:var(--card);border-radius:20px;padding:7px 14px;font-size:13px;font-weight:600;cursor:pointer;color:var(--muted);font-family:inherit}
.chip.on{background:var(--pri);color:#fff;border-color:var(--pri)}
/* subject/test cards */
.subj-card{display:flex;align-items:center;gap:12px}
.subj-ic{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:22px;flex:0 0 auto}
.subj-t{flex:1}
.subj-name{font-weight:700;font-size:15px}
.subj-sub{color:var(--muted);font-size:12.5px;margin-top:1px}
.link-btn{background:var(--soft-blue);color:var(--pri);border-radius:10px;padding:8px 12px;font-size:12.5px;font-weight:700;text-decoration:none;white-space:nowrap}
.tag-soon{background:var(--soft-gold);color:#a66a00;font-size:11px;font-weight:700;border-radius:6px;padding:2px 7px;margin-left:6px}
/* tests */
.test-card{display:flex;align-items:center;gap:12px}
.test-meta{color:var(--muted);font-size:12.5px;margin-top:2px}
/* test run */
.tr-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
.tr-timer{background:var(--soft-gold);color:#8a5a00;font-weight:800;border-radius:10px;padding:7px 12px;font-size:15px;font-variant-numeric:tabular-nums}
.tr-timer.low{background:#fde3e3;color:#c22}
.tr-prog{color:var(--muted);font-weight:700;font-size:13px}
.q-card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:16px;margin-bottom:10px}
.q-text{font-weight:700;font-size:15.5px;line-height:1.5;margin-bottom:12px}
.opt{display:block;width:100%;text-align:left;background:#fbfcff;border:1.5px solid var(--line);border-radius:12px;padding:12px 14px;font-size:14.5px;margin-bottom:8px;cursor:pointer;font-family:inherit;color:var(--ink)}
.opt.sel{border-color:var(--pri);background:var(--soft-blue)}
.opt.ok{border-color:var(--mint);background:var(--soft-mint)}
.opt.bad{border-color:#e05252;background:#fdeaea}
.tr-nav{display:flex;gap:10px}
.tr-nav .btn{flex:1}
.result-hero{text-align:center;padding:26px 16px}
.result-score{font-size:40px;font-weight:800;color:var(--pri)}
/* account */
.acc-head{display:flex;align-items:center;gap:14px}
.avatar{width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,var(--pri),var(--pur));color:#fff;display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:800;overflow:hidden}
.avatar img{width:100%;height:100%;object-fit:cover}
.stat-row{display:flex;gap:10px;margin-top:4px}
.stat{flex:1;background:var(--bg);border-radius:12px;padding:12px;text-align:center}
.stat b{display:block;font-size:19px;color:var(--pri)}
.stat span{font-size:11.5px;color:var(--muted)}
#credit{text-align:center;color:var(--muted);font-size:12px;margin:18px 0 4px}
/* bottom nav */
#bottomnav{position:fixed;bottom:0;left:0;right:0;max-width:520px;margin:0 auto;background:var(--card);border-top:1px solid var(--line);display:flex;z-index:50;padding-bottom:env(safe-area-inset-bottom)}
.bn{flex:1;background:none;border:none;padding:8px 0 10px;display:flex;flex-direction:column;align-items:center;gap:2px;color:var(--muted);cursor:pointer;font-family:inherit}
.bn span{font-size:19px}
.bn i{font-style:normal;font-size:10.5px;font-weight:600}
.bn.active{color:var(--pri)}
/* modal */
#modal-wrap:empty{display:none}
.modal-bg{position:fixed;inset:0;background:rgba(15,25,50,.55);display:flex;align-items:center;justify-content:center;z-index:100;padding:20px}
.modal{background:#fff;border-radius:18px;padding:22px 18px;max-width:360px;width:100%;text-align:center;max-height:86vh;overflow:auto}
.modal h3{margin-bottom:6px}
/* toast */
#toast{position:fixed;bottom:84px;left:50%;transform:translateX(-50%);background:#1c2b4a;color:#fff;border-radius:24px;padding:10px 18px;font-size:13.5px;font-weight:600;opacity:0;transition:opacity .25s;pointer-events:none;z-index:200;max-width:86%;text-align:center}
#toast.show{opacity:1}

/* videos */
.search-row{display:flex;gap:8px;margin-bottom:10px}
#vid-q,#gs-q{flex:1;border:1px solid var(--line);border-radius:12px;padding:11px 14px;font-size:14.5px;font-family:inherit;background:#fff;width:100%;box-sizing:border-box}
#vid-q:focus,#gs-q:focus{outline:2px solid var(--pri);border-color:var(--pri)}
.vid-card{display:flex;gap:10px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:8px;margin-bottom:10px;cursor:pointer;align-items:center}
.vid-thumb{width:120px;height:68px;border-radius:10px;object-fit:cover;flex:0 0 auto;background:#dfe6f3}
.vid-t{flex:1;min-width:0}
.vid-title{font-weight:700;font-size:13.5px;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.vid-ch{color:var(--muted);font-size:11.5px;margin-top:3px}
.player-wrap{background:#000;border-radius:14px;overflow:hidden;margin-bottom:12px;position:relative;padding-top:56.25%}
.player-wrap iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.player-close{margin-bottom:10px}
/* owner */
.oinput{width:100%;border:1px solid var(--line);border-radius:10px;padding:10px 12px;font-size:14px;margin-bottom:8px;font-family:inherit;background:#fbfcff}
.ot-q{border:1px dashed var(--line);border-radius:12px;padding:10px;margin-bottom:10px}
.ot-opt{display:flex;align-items:center;gap:8px}
.ot-opt input[type=radio]{flex:0 0 auto}
.ot-opt .oinput{margin-bottom:4px}

/* exams */
.exam-card{overflow:hidden}
.exam-head{display:flex;align-items:center;gap:12px;cursor:pointer}
.exam-body{display:none;margin-top:10px;border-top:1px solid var(--line);padding-top:10px}
.exam-card.open .exam-body{display:block}
.exam-sec{margin-bottom:10px}
.exam-sec b{font-size:13px;color:var(--pri)}
.exam-sec p{font-size:13px;color:#42526e;margin-top:2px;line-height:1.5}
.exam-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:4px}

/* fun zone */
.fun-card{display:flex;align-items:center;gap:12px;cursor:pointer}
.wheel-wrap{display:flex;flex-direction:column;align-items:center;padding:10px 0}
.wheel{width:220px;height:220px;border-radius:50%;border:8px solid #fff;box-shadow:0 4px 14px rgba(28,43,74,.18);position:relative;transition:transform 4s cubic-bezier(.15,.9,.25,1);background:conic-gradient(#ffd166 0 45deg,#8b5cf6 45deg 90deg,#2fbf8f 90deg 135deg,#3b6fe0 135deg 180deg,#f5a623 180deg 225deg,#a78bfa 225deg 270deg,#34d399 270deg 315deg,#60a5fa 315deg 360deg)}
.wheel-ptr{width:0;height:0;border-left:14px solid transparent;border-right:14px solid transparent;border-top:24px solid #d33;margin-bottom:-8px;z-index:2}
.wheel-center{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:56px;height:56px;background:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:22px}
.blitz-q{font-size:30px;font-weight:800;text-align:center;margin:14px 0}
.blitz-opts{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.blitz-opts .btn{padding:16px;font-size:20px}
.mem-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin:10px 0}
.mem-card{aspect-ratio:1;background:var(--soft-blue);border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:26px;cursor:pointer;user-select:none}
.mem-card.open,.mem-card.done{background:#fff;border:2px solid var(--mint)}
.scr-word{font-size:26px;font-weight:800;letter-spacing:6px;text-align:center;margin:12px 0;color:var(--pri)}
/* kids cartoon theme */
body.theme-kids{background:linear-gradient(160deg,#fff6d8,#ffe3ee 55%,#dceeff);font-family:'Comic Sans MS','Chalkboard SE','Baloo 2',-apple-system,sans-serif}
body.theme-kids #topbar{background:#fff;border-bottom:3px solid #ffd166;border-radius:0 0 22px 22px}
body.theme-kids .card{border-radius:22px;border:2px solid #fff;box-shadow:0 4px 0 rgba(245,166,35,.18)}
body.theme-kids .tile{border-radius:22px;border:2px solid #fff;box-shadow:0 4px 0 rgba(59,111,224,.12)}
body.theme-kids .btn{border-radius:20px}
body.theme-kids .hero-card{background:linear-gradient(135deg,#ffe9a8,#ffd166);border-color:#f7c948}
body.theme-kids .earn-card{background:linear-gradient(135deg,#c9f5e4,#9be8cd);border-color:#7bdcb5}
body.theme-kids .sec-head{font-size:22px}
body.theme-kids #bottomnav{border-radius:22px 22px 0 0;border-top:3px solid #ffd166}
body.theme-kids .kids-float{position:fixed;pointer-events:none;z-index:1;opacity:.5;font-size:26px;animation:kfloat 6s ease-in-out infinite}
@keyframes kfloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}
/* level picker */
.lvl-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:12px}
.lvl-card{background:#fbfcff;border:2px solid var(--line);border-radius:16px;padding:16px 8px;text-align:center;cursor:pointer;font-family:inherit}
.lvl-card:active{border-color:var(--pri);background:var(--soft-blue)}
.lvl-card .e{font-size:32px;display:block;margin-bottom:6px}
.lvl-card b{font-size:14px;display:block}
.lvl-card span{font-size:11.5px;color:var(--muted)}
/* pre-auth: hide app chrome until logged in */
#bottomnav{display:none}
#coin-pill{visibility:hidden}

/* batch page */
.batch-hero{background:var(--card);border:1px solid var(--line);border-radius:18px;color:var(--ink);padding:18px;margin-bottom:12px;box-shadow:0 2px 8px rgba(28,43,74,.05)}
.batch-hero h2{font-size:19px;margin-bottom:4px}
.batch-hero .muted2{color:var(--muted);font-size:12.5px}
.free-badge{background:#ffd166;color:#5d3c00;font-size:11px;font-weight:800;border-radius:8px;padding:3px 9px;display:inline-block;margin-top:8px}
.batch-sec-head{font-weight:800;font-size:15px;margin:14px 0 8px}
.subj-row{display:flex;align-items:center;gap:10px;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:10px 12px;margin-bottom:8px}
.sol-box{background:var(--soft-mint);border-radius:10px;padding:9px 12px;font-size:12.5px;color:#14543d;margin-top:6px;line-height:1.5}
.topic-head{font-size:13px;font-weight:800;color:var(--muted);text-transform:uppercase;letter-spacing:.6px;margin:14px 0 8px}

/* ---------- v1.0 EditNova-pattern login ---------- */
.lw{min-height:calc(100vh - 0px);display:grid;grid-template-columns:1.05fr 1fr;background:var(--bg);margin:-14px -14px -90px}
.lside{position:relative;overflow:hidden;background:linear-gradient(150deg,#fbfcfe 0%,#f3f6fd 55%,#eef2fa 125%);border-right:1px solid var(--line);display:flex;align-items:center;justify-content:center;padding:44px 40px}
.lside::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 86% 8%,rgba(245,166,35,.14) 0 120px,transparent 121px),radial-gradient(circle at 6% 92%,rgba(59,111,224,.12) 0 190px,transparent 191px),radial-gradient(circle at 92% 82%,rgba(139,92,246,.08) 0 120px,transparent 121px)}
.lside-inner{position:relative;max-width:420px;width:100%}
.lbrand{display:flex;gap:14px;align-items:center;margin-bottom:6px}
.lbrand-logo{width:64px;height:64px;border-radius:22%;object-fit:cover}
.lbrand-name{font-size:31px;font-weight:800;line-height:1.12}
.lbrand-tag{font-size:13px;color:var(--muted);font-weight:600;letter-spacing:.6px;text-transform:uppercase}
.ls-tag{margin:16px 0 26px;font-size:15.5px;color:#3c4a6e;line-height:1.5}
.ls-feats{display:flex;flex-direction:column;gap:13px}
.ls-feat{display:flex;gap:12px;align-items:center;font-size:13.5px;color:#3c4a6e;line-height:1.5}
.ls-ic{flex:0 0 26px;height:26px;border-radius:8px;background:#fff;border:1px solid var(--line);display:flex;align-items:center;justify-content:center}
.ls-chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:22px}
.ls-chip{font-size:12px;font-weight:600;color:#2b56b8;background:#e9f0fe;border:1px solid #d5e2fb;border-radius:999px;padding:5px 12px}
.ls-dots{display:flex;gap:7px;margin-top:26px}
.ls-dot{width:9px;height:9px;border-radius:50%;opacity:.9}
.lmain{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:36px 28px;gap:16px}
.lcard{background:#fff;border-radius:18px;box-shadow:0 18px 50px rgba(28,43,74,.12);padding:34px 38px;max-width:420px;width:100%;text-align:center;border:1px solid var(--line)}
.lcard-logo{display:flex;justify-content:center;margin:2px 0 10px}
.lcard-logo .lbrand-logo.sm{width:52px;height:52px}
.greet-h{font-size:26px;font-weight:800;color:#1c2b4a;margin:0 0 7px}
.ltag{color:var(--muted);margin-bottom:22px;font-size:14.5px}
.linp{width:100%;padding:14px;border:1.5px solid var(--line);border-radius:11px;margin-bottom:12px;font-size:15.5px;font-family:inherit;box-sizing:border-box;background:#fbfcff}
.linp:focus{outline:none;border-color:var(--pri);background:#fff}
.lpass-wrap{position:relative}
.lpass-wrap .linp{padding-right:48px}
.lshow{position:absolute;right:8px;top:19px;background:none;border:none;color:#8a93a3;cursor:pointer;padding:4px;display:flex;align-items:center}
.lshow:hover{color:var(--pri-d)}
.login-err2{color:#d33;font-size:13px;margin:-4px 0 8px;min-height:2px}
.btn-p{background:linear-gradient(135deg,#4a7dea,#2b56b8);color:#fff;border:none;border-radius:12px;padding:13px 12px;font-size:16px;font-weight:700;width:100%;cursor:pointer;box-shadow:0 6px 16px rgba(59,111,224,.28);font-family:inherit}
.btn-p:active{background:#2b56b8}
.btn-s{margin-top:10px;background:#fdf3e0;color:#8a5a00;border:1.5px solid #f3ddad;border-radius:12px;padding:12px;font-size:15px;font-weight:700;width:100%;cursor:pointer;font-family:inherit}
.btn-s:active{background:#f9e8c8}
.or-line{display:flex;align-items:center;gap:10px;margin:16px 0 12px;color:var(--muted);font-size:13px}
.or-line::before,.or-line::after{content:"";flex:1;height:1px;background:var(--line)}
.btn-google2{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;padding:12px;border:1.5px solid var(--line);border-radius:12px;background:#fff;font-size:14.5px;font-weight:600;color:#3c4a6e;cursor:pointer;font-family:inherit}
.btn-google2:active{background:#f6f8fd}
.lcredit{margin-top:18px;font-size:12px;color:var(--muted)}
@media (max-width:880px){
  .lw{grid-template-columns:1fr;margin:-14px -14px -90px}
  .lside{padding:26px 20px 20px;border-right:none;border-bottom:1px solid var(--line)}
  .lside-inner{max-width:100%}
  .lbrand-logo{width:46px;height:46px}
  .lbrand-name{font-size:24px}
  .ls-tag{font-size:14px;margin:10px 0 0}
  .ls-feats,.ls-dots{display:none}
  .ls-chips{margin-top:12px}
  .lmain{padding:24px 14px 30px}
  .lcard{padding:26px 18px}
  .greet-h{font-size:23px}
}

/* ---------- v1.1 EduRev-pattern home & classes ---------- */
.er-home{margin-bottom:14px}
.er-hi{font-size:21px;font-weight:800;color:var(--ink);display:flex;align-items:center;gap:5px;flex-wrap:wrap}
.er-search{margin-left:auto;width:38px;height:38px;border-radius:50%;background:#fff;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--muted);cursor:pointer}
.er-q{font-size:14px;color:var(--muted);margin:4px 0 14px}
.er-cat{display:flex;align-items:center;gap:14px;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:14px 16px;margin-bottom:12px;cursor:pointer;box-shadow:0 2px 8px rgba(28,43,74,.05)}
.er-cat:active{transform:scale(.98)}
.er-cat-art{width:56px;height:56px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:28px;flex:none}
.er-cat-name{font-size:17px;font-weight:800;color:var(--ink)}
.er-cat-sub{font-size:12.5px;color:var(--muted);margin-top:2px}
.er-cat-t{flex:1}
.er-arrow{font-size:24px;color:#b6c0d8}
.er-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.er-gcell{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 8px;text-align:center;cursor:pointer}
.er-gcell:active{transform:scale(.96)}
.er-gcell .gi{font-size:26px;display:block;margin-bottom:6px}
.er-gcell .gn{font-size:13px;font-weight:700;color:var(--ink)}

/* ---------- v1.1.1 desktop responsive ---------- */
@media (min-width:881px){
  #app{max-width:1080px}
  #bottomnav{max-width:1080px}
  #views{padding:20px 24px 100px}
  .lw{margin:-20px -24px -100px;min-height:calc(100vh - 55px)}
  .er-grid{grid-template-columns:repeat(6,1fr)}
  .er-cat{max-width:660px}
  .card{max-width:660px}
  .grid2{max-width:1080px}
  .subj-row,.test-card,.batch-hero{max-width:660px}
  #subj-list,#tests-body,#exams-body,#fun-body,#course-body,#batch-body{max-width:700px}
  .vid-grid,.vid-list{max-width:900px}
  .modal{max-width:420px}
}

/* typography polish (EditNova standard) */
#brand-name{letter-spacing:.2px}
.sec-head,.login-title,.er-hi,.page-title,h1,h2,h3{letter-spacing:-.01em}
.login-title,.sec-head{font-weight:800}
#coin-pill,.tr-timer,.result-score{font-feature-settings:'tnum' 1,'cv05' 1}
button,.btn,.chip,.tile{letter-spacing:.1px}
input,select,textarea{font-family:'Inter','Segoe UI',system-ui,-apple-system,Roboto,'Noto Sans',sans-serif}

/* edit profile (EduRev style) */
.ep-lab{display:block;font-size:12px;font-weight:600;color:var(--muted);margin:12px 0 5px}
.ep-in{width:100%;border:1.5px solid var(--line);border-radius:12px;padding:12px 14px;font-size:15px;background:#fbfcff;color:var(--ink)}
.ep-in:focus{outline:none;border-color:var(--pri);background:#fff}
.ep-row{display:flex;align-items:center;justify-content:space-between;border:1.5px solid var(--line);border-radius:12px;padding:10px 14px;margin-top:12px;background:#fbfcff}
.ep-lab2{font-size:11.5px;font-weight:600;color:var(--muted);margin-bottom:2px}

/* splash */
#splash{position:fixed;inset:0;z-index:999;display:flex;align-items:center;justify-content:center;background:linear-gradient(160deg,#eef4ff,#fdf6e9);transition:opacity .5s}
#splash.hide{opacity:0;pointer-events:none}
.sp-in{text-align:center;padding:20px;animation:spin-pop .6s ease}
.sp-logo{width:110px;height:110px;border-radius:28px;box-shadow:0 14px 34px rgba(59,111,224,.28)}
.sp-tag{font-size:30px;font-weight:900;letter-spacing:-.02em;color:#1c2b4a;margin-top:22px;line-height:1.25}
.sp-sub{color:#6b7a99;font-size:14px;margin-top:10px}
.sp-pill{display:inline-block;margin-top:16px;background:#e9f0fe;color:#3b6fe0;font-weight:700;font-size:12.5px;border-radius:20px;padding:7px 14px}
.sp-credit{margin-top:26px;font-size:12px;color:#8a97b5}
@keyframes spin-pop{from{transform:scale(.85);opacity:0}to{transform:scale(1);opacity:1}}

/* topbar buttons */
#btn-menu,#btn-bell{border:none;background:none;font-size:19px;cursor:pointer;padding:4px 6px;color:var(--ink);position:relative}
#bell-badge{position:absolute;top:0;right:0;background:#e0403a;color:#fff;font-size:9.5px;font-weight:800;border-radius:10px;min-width:15px;height:15px;display:flex;align-items:center;justify-content:center;padding:0 3px}

/* drawer */
#drawer-wrap{position:fixed;inset:0;z-index:200;visibility:hidden}
#drawer-wrap.open{visibility:visible}
.dw-bg{position:absolute;inset:0;background:rgba(15,22,40,.45);opacity:0;transition:opacity .25s}
#drawer-wrap.open .dw-bg{opacity:1}
.dw{position:absolute;top:0;left:0;bottom:0;width:min(300px,82vw);background:var(--card);box-shadow:4px 0 24px rgba(15,22,40,.18);transform:translateX(-100%);transition:transform .28s ease;display:flex;flex-direction:column;padding:16px 12px}
#drawer-wrap.open .dw{transform:none}
.dw-head{display:flex;gap:10px;align-items:center;padding:6px 8px 16px;border-bottom:1px solid var(--line);margin-bottom:8px}
.dw-head img{width:42px;height:42px;border-radius:12px}
.dw-ht{display:flex;flex-direction:column}
.dw-ht b{font-size:15.5px;letter-spacing:-.01em}
.dw-ht span{font-size:12px;color:var(--muted)}
.dw-item{display:flex;align-items:center;gap:12px;border:none;background:none;width:100%;text-align:left;padding:13px 10px;border-radius:12px;font-size:14.5px;font-weight:600;color:var(--ink);cursor:pointer;font-family:inherit}
.dw-item:hover{background:var(--soft-blue)}
.dw-ic{font-size:18px;width:26px;text-align:center}
.dw-credit{margin-top:auto;text-align:center;font-size:11.5px;color:var(--muted);padding:10px}

/* toggle switch */
.sw{width:38px;height:22px;border-radius:20px;background:#cdd7ea;position:relative;flex:none;transition:background .2s;margin-left:auto}
.sw i{position:absolute;top:3px;left:3px;width:16px;height:16px;border-radius:50%;background:#fff;transition:left .2s;box-shadow:0 1px 3px rgba(0,0,0,.25)}
.sw.on{background:var(--pri)}
.sw.on i{left:19px}

/* edit profile options rows */
.ep-oo-head{font-weight:800;font-size:16px;margin:4px 0 8px;letter-spacing:-.01em}
.ep-opt{display:flex;align-items:center;gap:12px;width:100%;border:none;background:none;padding:13px 6px;font-size:14.5px;font-weight:600;color:var(--ink);cursor:pointer;border-top:1px solid var(--line);font-family:inherit;text-align:left}
.ep-opt:first-of-type{border-top:none}
.ep-opt-ic{font-size:17px;width:26px;text-align:center}
.ep-opt-t{flex:1}
.ep-arr{color:var(--muted);font-size:18px}
.ep-mini{border:none;background:none;color:var(--pri);font-weight:700;font-size:13px;cursor:pointer;font-family:inherit}

/* notifications */
.notif{display:flex;gap:12px;align-items:flex-start;margin-bottom:10px}

/* coins card */
.coin-card{background:linear-gradient(135deg,#fff7e6,#fdeec8);border:1px solid #f3dfa8}
.cc-lab{font-size:12px;font-weight:700;color:#a66a00;letter-spacing:.4px;text-transform:uppercase}
.cc-row{display:flex;justify-content:space-between;align-items:center;margin-top:6px;gap:10px}
.cc-sub{font-size:12.5px;color:#7a6520;flex:1}
.cc-amt{font-size:26px;font-weight:900;color:#b57900;font-feature-settings:'tnum' 1}

/* dark theme */
body.theme-dark{--bg:#0f1522;--card:#182134;--ink:#e8edf8;--muted:#93a1bf;--line:#2a3652;--soft-blue:#1d2a45;--soft-mint:#123c30;--soft-gold:#3a2d12;--soft-pur:#2a2145}
body.theme-dark .ep-in,body.theme-dark .login-card input,body.theme-dark .opt,body.theme-dark .ep-row{background:#111a2e;color:#e8edf8}
body.theme-dark #lang-switch,body.theme-dark #lang-login{background:#111a2e !important;color:#e8edf8 !important}
body.theme-dark .coin-card{background:linear-gradient(135deg,#2c2310,#3a2d12);border-color:#4a3a16}
body.theme-dark .cc-sub{color:#cbb26a}
body.theme-dark .hero-card,body.theme-dark .dw{box-shadow:none}
body.theme-dark .dw-item:hover{background:#1d2a45}
body.theme-dark .btn-soft{background:#1d2a45;color:#bcd0f5}
body.theme-dark .sw{background:#3a4763}

/* owner users list */
.ou-live{color:#2fbf8f;font-size:11px;font-weight:700}
.ou-row{border-top:1px solid var(--line);padding:9px 2px}
.ou-row:first-of-type{border-top:none}
.ou-top{display:flex;justify-content:space-between;align-items:center;font-size:14px}
.ou-coins{font-weight:800;color:#b57900;font-size:13px}
.ou-sub{font-size:12px;color:var(--muted);margin-top:1px}

/* dark mode card fixes */
body.theme-dark .hero-card,body.theme-dark .earn-card{color:#1c2b4a}
body.theme-dark .hero-card .hero-title,body.theme-dark .earn-card .hero-title{color:#1c2b4a}
body.theme-dark .ad-banner{background:repeating-linear-gradient(45deg,#1a2338,#1a2338 10px,#161e30 10px,#161e30 20px);border-color:#33405e;color:#5a6a8f}
body.theme-dark .login-card,body.theme-dark .card{box-shadow:none}

/* LKG/UKG colorful cells */
.er-gcell.kg1{background:linear-gradient(135deg,#ffe3ec,#fff3d6);border-color:#ffd3e2}
.er-gcell.kg2{background:linear-gradient(135deg,#ddf3ff,#e7ffe9);border-color:#c4e8ff}
body.theme-dark .er-gcell.kg1 .gn,body.theme-dark .er-gcell.kg2 .gn{color:#1c2b4a}

/* v1.2.5 notes viewer + banner */
.er-banner{margin:12px 0;overflow:hidden;border-radius:16px}
.bnr-track{display:flex;transition:transform .5s ease}
.bnr-slide{min-width:100%;display:flex;align-items:center;gap:12px;padding:16px;border-radius:16px}
.bnr-i{font-size:34px}
.bnr-t{font-weight:800;font-size:15.5px;color:#1c2b4a}
.bnr-s{font-size:12.5px;color:#41506b;margin-top:2px}
.bnr-dots{display:flex;justify-content:center;gap:6px;margin-top:8px}
.bnr-dot{width:7px;height:7px;border-radius:50%;background:#cdd6e4}
.bnr-dot.on{background:var(--pri);width:18px;border-radius:4px}
.nt-tabs{display:flex;gap:8px;margin:10px 0}
.nt-pager{display:flex;align-items:center;gap:10px;margin-bottom:10px}

/* v1.2.6 exam-hall engine */
.pal-toggle{border:1px solid var(--line);background:#fff;border-radius:10px;padding:5px 10px;font-size:15px;cursor:pointer;color:var(--pri)}
.pal-wrap{background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px;margin-bottom:10px}
.pal-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(40px,1fr));gap:8px}
.pal-q{height:38px;border-radius:10px;border:1px solid var(--line);background:#f4f6fb;font-weight:700;font-size:13.5px;cursor:pointer;color:#5a6b8c}
.pal-q.ans{background:#d8f3e3;border-color:#8fd4ae;color:#1c7a45}
.pal-q.mkd{background:#fdeecb;border-color:#eec25e;color:#8a6413}
.pal-q.cur{background:var(--pri);color:#fff;border-color:var(--pri)}
.pal-legend{display:flex;gap:14px;margin-top:10px;font-size:11.5px;color:#6b7a99}
.plg{display:inline-block;width:10px;height:10px;border-radius:3px;background:#f4f6fb;border:1px solid var(--line);margin-right:4px;vertical-align:middle}
.plg.ans{background:#d8f3e3;border-color:#8fd4ae}
.plg.mkd{background:#fdeecb;border-color:#eec25e}
.mark-btn{margin-top:10px;border:none;background:none;color:#8a6413;font-size:12.5px;font-weight:700;cursor:pointer;font-family:inherit}
.mark-btn.on{color:#d33}

/* v1.2.7 no coins/rewards */
#coin-pill,#daily-card,#earn-card,#ad-banner{display:none!important}
.er-banner{margin-top:4px}

/* v1.4.0: chapter accordion, crumbs, includes, upnext, gs checklist */
.crumbs{font-size:12.5px;color:var(--muted);margin:2px 0 8px}
.crumb{color:var(--pri);cursor:pointer;font-weight:600}
.crumb.cur{color:var(--muted);font-weight:500;cursor:default}
.includes-card{margin-bottom:10px}
.inc-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:6px}
.inc-item{font-size:12.5px;font-weight:600;color:#3c4a6e;background:var(--soft-blue);border-radius:8px;padding:5px 10px}
.ch-list{display:flex;flex-direction:column;gap:8px}
.ch-acc{background:var(--card,#fff);border:1px solid var(--line);border-radius:14px;overflow:hidden}
.ch-head{display:flex;align-items:center;gap:10px;width:100%;background:none;border:none;padding:12px 14px;cursor:pointer;font-family:inherit;text-align:left}
.ch-num{width:34px;height:34px;border-radius:10px;background:var(--soft-blue);color:var(--pri);font-weight:800;font-size:13px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.ch-t{flex:1;min-width:0}
.ch-t b{display:block;font-size:14.5px;color:#1c2b4a}
.ch-meta{display:block;font-size:11.5px;color:var(--muted);margin-top:2px}
.ch-chev{color:var(--muted);font-size:16px}
.ch-items{border-top:1px solid var(--line);padding:6px 8px}
.ch-item{display:flex;align-items:center;gap:10px;width:100%;background:none;border:none;padding:9px 8px;border-radius:10px;cursor:pointer;font-family:inherit;text-align:left}
.ch-item:active{background:var(--soft-blue)}
.ch-item-ic{width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:17px;flex-shrink:0}
.ch-item-t{flex:1;min-width:0}
.ch-item-t b{display:block;font-size:13.5px;color:#1c2b4a;font-weight:600}
.ch-item-meta{display:block;font-size:11.5px;color:var(--muted);margin-top:1px}
.ch-arr{color:var(--muted);font-size:17px}
.upnext-card{margin-top:12px}
.tag-done{display:inline-block;font-size:10.5px;font-weight:700;color:#1e8e5a;background:var(--soft-mint);border-radius:6px;padding:3px 8px;margin-left:6px}
.gs-card{margin-top:12px}
.gs-step{display:flex;align-items:center;gap:10px;width:100%;background:none;border:none;border-top:1px solid var(--line);padding:10px 2px;cursor:pointer;font-family:inherit;font-size:13.5px;text-align:left}
.gs-check{width:20px;height:20px;border-radius:50%;border:2px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:11px;color:#fff;flex-shrink:0}
.gs-check.on{background:var(--mint);border-color:var(--mint)}
.gs-step span:nth-child(2){flex:1}

/* v1.4.7 EduRev-pattern home + course + reader */
.er-quick{display:flex;gap:10px;margin:12px 0 4px}
.er-qa{flex:1;display:flex;flex-direction:column;align-items:center;gap:6px;background:none;border:none;cursor:pointer;font-family:inherit;padding:2px}
.er-qa-ic{width:52px;height:52px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:24px}
.er-qa-l{font-size:11px;font-weight:600;color:var(--ink2)}
.er-mc{margin-top:14px}
.er-mc-head{font-weight:800;font-size:16px;margin-bottom:8px;color:var(--ink)}
.er-mc-tabs{display:flex;gap:8px;margin-bottom:10px}
.er-mc-tab{border:1px solid var(--line);background:var(--card);border-radius:999px;padding:6px 14px;font-size:12.5px;font-weight:700;color:var(--ink2);cursor:pointer;font-family:inherit}
.er-mc-tab.on{background:var(--blue,#3b6fe0);border-color:var(--blue,#3b6fe0);color:#fff}
.er-mc-card{display:flex;align-items:center;gap:12px;width:100%;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:12px 14px;margin-bottom:10px;cursor:pointer;font-family:inherit;text-align:left;box-shadow:0 2px 8px rgba(28,43,74,.05)}
.er-mc-ic{width:42px;height:42px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:20px;flex:none}
.er-mc-t{flex:1;display:flex;flex-direction:column;gap:2px;font-size:14px;color:var(--ink)}
.nt-dl{position:absolute;top:12px;right:12px;width:34px;height:34px;border-radius:10px;background:var(--soft-blue);display:flex;align-items:center;justify-content:center;font-size:17px;text-decoration:none;color:var(--ink)}
#nt-body h3{color:#3b6fe0}
@media(min-width:760px){.er-mc-card,.er-quick{max-width:660px}}

/* staged for v1.4.9: hard-hide unreachable Fun Zone */
#view-fun{display:none!important}

/* staged v1.4.9: reference-ordered mobile home (greeting+search same row, quick actions, My Courses above banners) */
#view-home .er-banner{order:5}
#view-home .er-home{display:flex;flex-direction:column}
#view-home .er-hi{display:flex;align-items:center;justify-content:space-between}
#view-home .er-quick{order:3}
#view-home .er-q{order:2}
#view-home .er-cat{order:6}
#er-mycourses.er-mc{order:4;margin-top:10px}
#view-home .er-home .er-hi{order:1}
@media(max-width:760px){#view-home .er-banner{margin-top:12px}}

/* staged v1.4.9: analysis strong/weak columns */
.ana-cols{display:flex;gap:10px;margin-top:8px}
.ana-col{flex:1;min-width:0}
.ana-head{font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.4px;margin-bottom:6px}
.ana-row{display:flex;justify-content:space-between;gap:8px;font-size:12.5px;padding:5px 0;border-top:1px solid var(--line)}
.ana-row span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
/* Native mobile screen system: reference-grounded 1.5.0 */
:root{--bg:#fff;--ink:#171b20;--ink2:#32373d;--muted:#8b9198;--line:#f0f0f0;--pri:#183e50;--pri-d:#102c3a}
body:not(.theme-dark){background:#fff;color:#171b20}#app{background:var(--card);max-width:680px}#views{padding:14px 20px 90px}#topbar{padding:18px 20px 15px;border:0;background:var(--card);gap:10px}#brand{gap:14px;min-width:0}#brand-logo,#lang-switch{display:none}#brand-name,#brand-name b{font-size:19px;font-weight:600;color:var(--ink);white-space:nowrap}#btn-menu{font-size:24px;color:var(--ink);padding:0}#topbar-right{gap:14px}#btn-bell,#native-search{border:0;background:none;color:var(--ink);padding:0;display:flex;align-items:center;justify-content:center;width:24px;height:30px}#btn-bell svg,#native-search svg{width:24px;height:27px}#bell-badge{display:none!important}
#bottomnav{height:70px;max-width:680px;background:var(--card);border-top:1px solid #eee;box-shadow:none;padding:7px 0 5px}#bottomnav .bn{flex:1;color:#9c9fa3;gap:3px;padding:2px;background:none;border-radius:0}#bottomnav .bn svg{width:27px;height:27px;fill:none;stroke:currentColor;stroke-width:1.4}#bottomnav .bn.active{color:#173b4d}#bottomnav .bn.active svg{stroke-width:2}#bottomnav .bn i{font-size:11px;font-weight:500;font-style:normal}
#view-home .er-home,#er-banner,#gs-card,#mysubj-shelf{display:none!important}#er-mycourses{margin:0!important}.native-title{display:flex;align-items:center;justify-content:space-between;margin:0 0 20px}.native-title h1{font-size:23px;font-weight:700;letter-spacing:-.4px}.native-grid{border:0;background:none;font-size:29px;color:#25292e}.er-mc-tabs{gap:10px;overflow:auto;scrollbar-width:none;white-space:nowrap;margin-bottom:20px}.er-mc-tab{border:1px solid #eee;border-radius:5px;background:var(--card);padding:9px 13px;color:#909399;font-size:12px;font-weight:500;flex:none}.er-mc-tab.on{background:var(--card);border:1px solid #333;color:var(--ink)}
.native-course{display:flex;align-items:center;width:100%;padding:0;min-height:102px;margin:0 0 20px;border:1px solid #f5f5f5;border-radius:9px;background:var(--card);box-shadow:0 2px 4px #0000000c;overflow:hidden;text-align:left;cursor:pointer;font-family:inherit;color:var(--ink)}.native-course img{width:100px;height:102px;object-fit:cover;flex:none}.native-course b{font-size:16px;font-weight:600;line-height:1.5;padding:12px;flex:1}.native-arrow{font-size:24px;color:#b4b6b9;padding-right:15px;font-weight:400}
.native-page-title{text-align:center;font-size:22px;font-weight:600;margin:4px 0 38px}.native-explore-row{display:flex;align-items:center;gap:15px;width:100%;margin:0 0 18px;border:1px solid #f2f2f2;border-radius:9px;background:var(--card);box-shadow:0 2px 4px #00000013;overflow:hidden;text-align:left;color:var(--ink);font-family:inherit}.native-explore-row img{width:104px;height:78px;object-fit:cover}.native-explore-row b{font-size:17px;flex:1;font-weight:600}.native-explore-row>span{font-size:25px;padding-right:18px;color:#777}.native-centered{text-align:center;font-size:18px;font-weight:500;margin:34px 0 24px}.native-exam-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px 26px}.native-exam-grid button{display:flex;align-items:center;gap:10px;min-height:64px;padding:12px 10px;background:var(--card);border:1px solid #f4f4f4;box-shadow:0 1px 3px #00000008;color:var(--ink);text-align:left;font-family:inherit}.native-exam-grid b{font-size:13px;font-weight:500}.native-class-no{width:28px;height:28px;border-radius:50%;background:#e6f5f4;color:#327b82;display:flex;align-items:center;justify-content:center;font-size:15px}
.native-back{border:0;background:none;padding:0 0 16px;color:var(--ink);font-size:29px;display:flex;align-items:center;gap:10px;font-family:inherit}.native-back span{font-size:14px}.native-course-hero{display:flex;gap:18px;align-items:center;margin:3px 0 27px}.native-course-hero>img{width:108px;height:112px;object-fit:cover;border-radius:5px}.native-course-hero h1{font-size:21px;line-height:1.5;font-weight:650;margin:6px 0 8px;color:var(--ink)}.native-course-hero p{font-size:12px;line-height:1.5;color:#555}.native-free{font-size:11px;letter-spacing:.4px;color:#548c79}.ch-list{gap:22px}.ch-acc{border:1px solid #f7f7f7;border-radius:8px;box-shadow:0 2px 4px #0000000d;overflow:visible}.ch-head{padding:24px 14px;min-height:102px;gap:15px;position:relative}.ch-num{font-size:22px;font-weight:500;width:48px;height:48px;border-radius:14px}.ch-t b{font-size:17px;font-weight:600;line-height:1.4;color:var(--ink)}.ch-meta{font-size:12px;color:#a3a3a3;margin-top:8px;line-height:1.5}.ch-chev{font-size:25px;color:#aaa}.native-last{position:absolute;top:-9px;right:10px;background:#fff1bc;color:#685725;font-size:10px;border-radius:10px;padding:3px 8px}.ch-items{padding:8px}.ch-item-t b{color:var(--ink)}#view-course .subj-row{margin-top:18px;border-radius:6px}#view-course .subj-row .subj-name{font-weight:500}
#view-account .card{border:0;box-shadow:none;border-radius:0;padding:24px 0;margin:0!important;border-bottom:8px solid #fafafa}#view-account .native-profile{padding-top:12px}.native-profile .avatar{width:64px;height:64px;border-radius:50%;background:#8fa7ad;color:#fff;font-size:34px;font-weight:400}.native-profile .acc-head{gap:15px}.native-profile .acc-head>div>div:first-child{font-size:20px!important;font-weight:650!important}.native-profile .muted{margin-top:4px}.native-edit{border:1px solid #eee;border-radius:22px;background:var(--card);padding:10px 30px;margin-top:22px;color:var(--ink);font-family:inherit;font-size:14px;width:100%}#view-account .ep-oo-head,#view-account .subj-name{font-size:22px;font-weight:650!important;margin-bottom:24px!important}#view-account .ep-row{padding:16px 12px;border:1px solid #f6f6f6;border-radius:6px;min-height:91px}#view-account .stat-row{margin:12px 0}#view-account #credit{font-size:12px;color:#999}
.card,.batch-hero,.subj-row{border-radius:7px}.er-gcell{border-radius:3px;box-shadow:0 1px 4px #00000008;min-height:68px;display:flex;align-items:center;gap:14px;text-align:left;padding:12px}.er-gcell .gi{font-size:22px;margin:0}.er-gcell .gn{font-weight:500;font-size:14px}.er-grid{gap:22px}.sec-head,.sec-title{color:var(--ink)}
body.theme-dark{--bg:#151b21;--card:#1b242d;--ink:#e6edf4;--ink2:#d6e0eb;--muted:#9ca8b5;--line:#35404a}body.theme-dark .native-course,body.theme-dark .ch-acc,body.theme-dark .native-exam-grid button{border-color:#303a44}body.theme-dark .native-course-hero p{color:#aab6c1}body.theme-dark #view-account .card{border-bottom-color:#151b21}
@media(min-width:760px){#app{max-width:680px}#views{padding:22px 26px 90px}.native-course{min-height:126px}.native-course img{width:126px;height:126px}.native-course b{font-size:20px;padding:20px}.native-title h1{font-size:27px}#topbar{padding:20px 26px}.native-course-hero>img{width:132px;height:136px}}
@media(max-width:360px){#views{padding-left:14px;padding-right:14px}#brand-name{font-size:17px}#topbar{padding-left:14px;padding-right:14px}.native-course img{width:88px;height:96px}.native-course b{font-size:15px}.native-course-hero h1{font-size:18px}.native-course-hero>img{width:96px;height:100px}}
#subj-list .subj-card{padding:0;min-height:102px;border:1px solid #f5f5f5;box-shadow:0 2px 4px #0000000c;overflow:hidden;margin-bottom:20px;gap:12px;border-radius:8px}#subj-list .native-book-cover{width:100px;height:102px;object-fit:cover;flex:none}#subj-list .subj-name{font-size:16px;font-weight:600}#subj-list .subj-sub{font-size:11px;line-height:1.5}#subj-list .subj-t{padding:10px 0}#subj-list .subj-card>span:last-child{padding-right:14px}body.theme-kids{font-family:'Inter',sans-serif;background:var(--card)}body.theme-kids #topbar{border:0;border-radius:0}body.theme-kids #bottomnav{border-radius:0;border-top:1px solid #eee}body.theme-kids .card{border-radius:7px;border:1px solid var(--line);box-shadow:none}body.theme-kids .kids-float{display:none}#view-account .link-btn{border:1px solid #eee;background:var(--card);border-radius:4px;padding:8px 15px;color:var(--ink);font-family:inherit}#view-account .ep-row .subj-ic{background:#e8f4f2!important;color:#528b82}#view-account .ep-row .subj-ic{font-size:0}#view-account .ep-row .subj-ic:after{content:'✓';font-size:28px}
#view-exams>.sec-head{text-align:center;font-size:22px;font-weight:600;margin:4px 0 32px}#view-exams>.muted{display:none}#exams-body.native-exam-grid{gap:24px 22px}#exams-body.native-exam-grid button{min-height:82px}.native-exam-symbol{display:flex;align-items:center;justify-content:center;width:32px;height:36px;border-radius:8px;font-size:22px;flex:none}#exams-body.native-exam-grid b{font-size:13px;line-height:1.4}#view-editprofile>.card{border:0;box-shadow:none;padding:6px 0 18px;margin:0 0 20px}#view-editprofile .acc-head{margin:12px 0 26px;gap:16px}#ep-avatar{width:86px;height:86px;font-size:47px;font-weight:400;border-radius:50%;background:#8fa7ad;color:#fff}#view-editprofile .ep-in{height:49px;padding:12px 14px;border:1px solid #e8e8e8;border-radius:3px;background:var(--card);color:var(--ink);font-size:15px;margin-bottom:16px}#view-editprofile .ep-lab{font-size:12px;font-weight:400;margin-bottom:5px;color:#666}#view-editprofile .ep-row{border:1px solid #eee;border-radius:3px;padding:12px 14px;margin:8px 0 20px}#view-editprofile .ep-row b{font-weight:500}#view-editprofile .tag-soon{display:none}#view-editprofile .ep-oo-head{font-size:20px;margin:16px 0}#view-editprofile .ep-opt{padding:16px 0;border:0}#view-editprofile .ep-opt-ic{border-radius:5px;width:28px;height:28px;font-size:18px}body[data-screen=editprofile] #topbar{display:none}.native-note-title{border:0;box-shadow:none;padding:0;margin:6px 0 20px}.native-note-title h2{font-size:23px;color:#1d6176;margin-bottom:8px}.native-note-title .muted2{color:#888}.nt-tabs{gap:10px}.nt-tabs .chip{background:var(--card);border:1px solid #eee;border-radius:4px;color:#777}.nt-tabs .chip.on{border-color:#333;color:var(--ink);background:var(--card)}#nt-body .card{box-shadow:none;border-radius:4px}#view-batch .batch-hero{box-shadow:none;border:0;padding:10px 0 20px}#view-batch .batch-hero h2{font-size:23px;line-height:1.5}#view-batch .batch-sec-head{font-size:17px;margin:24px 0 12px}#view-batch .subj-row{padding:18px 14px;border-radius:6px}
.native-exam-symbol svg{width:23px;height:25px}#view-editprofile .link-btn{border:1px solid #eee;background:var(--card);border-radius:4px;padding:8px 12px;color:var(--ink);font-family:inherit;font-weight:500}

/* Reference-native edit profile + grouped exams */
body[data-screen=editprofile] #topbar,body[data-screen=editprofile] #bottomnav,body[data-screen=setpass] #bottomnav{display:none!important}
body[data-screen=editprofile] #views,body[data-screen=setpass] #views{padding-bottom:26px}
.native-inline-field{display:flex;align-items:center;gap:10px;min-height:52px;padding:8px 14px;border:1px solid #e8e8e8;border-radius:3px;background:var(--card);margin-bottom:16px}
.native-inline-field:focus-within{border-color:#7d8f9a}
.native-inline-label{flex:none;min-width:84px;font-size:12px;color:#666;padding-top:2px}
.native-inline-input{border:0!important;outline:0!important;box-shadow:none!important;background:transparent!important;height:auto!important;padding:8px 0!important;margin:0!important;flex:1;font-size:15px;color:var(--ink)}
.native-inline-row{display:flex;align-items:center;min-height:54px!important;padding:8px 14px!important;margin:0 0 16px!important;border:1px solid #e8e8e8!important;border-radius:3px!important;background:var(--card)}
.native-inline-row .ep-lab2{font-size:12px;color:#666;font-weight:400;margin:0 0 2px}
.native-inline-row b{font-size:15px;font-weight:500}
.native-inline-action{border:0;background:none;color:var(--ink);font-size:13px;font-weight:600;padding:8px 0 8px 12px;font-family:inherit}
.native-hidden-input{position:absolute!important;opacity:0!important;pointer-events:none!important;width:1px!important;height:1px!important}
.native-name-edit{position:absolute;right:0;top:4px;width:34px;height:34px;border:0;border-radius:50%;background:#173b4d;color:#fff;display:flex;align-items:center;justify-content:center;padding:0}.native-name-edit svg{width:17px;height:17px}
#native-edit-options{width:100%;border:0;background:none;color:var(--ink);font-family:inherit;font-size:16px;font-weight:650;display:flex;align-items:center;justify-content:center;gap:8px;margin:14px 0 18px;padding:8px}#native-edit-options svg{width:18px;height:18px}
.native-options-head{font-size:20px;font-weight:650;margin:10px 0}
.native-options-card{border:0!important;box-shadow:none!important;padding:0!important}
.native-exam-group{margin:22px 0 18px;font-size:18px}
body.theme-dark .native-inline-field,body.theme-dark .native-inline-row{border-color:#35404a;background:var(--card)}body.theme-dark .native-inline-label,body.theme-dark .native-inline-row .ep-lab2{color:#9ca8b5}
body[data-screen=editprofile] #topbar{display:none!important}
body[data-screen=editprofile] #bottomnav{display:none!important}
body[data-screen=editprofile] #native-name-row[hidden]{display:none!important}
#view-editprofile .ep-lab[hidden],#view-editprofile .ep-in[hidden]{display:none!important}
#view-editprofile .native-name-edit{position:absolute;top:0;right:2px}
#view-editprofile .acc-head{position:relative;padding-right:48px}

/* 1.5.3 typography/spacing pass: reference proportions, no new artwork */
body:not(.theme-dark) #views{padding:16px 18px 92px}
.native-title{margin:0 0 15px}.native-title h1{font-size:25px;letter-spacing:-.55px}
.er-mc-tabs{margin-bottom:22px}.er-mc-tab{padding:10px 17px;border-radius:6px;font-size:13px}
.native-course{min-height:106px;margin-bottom:18px;border-color:#f2f2f2;box-shadow:0 3px 5px #0000000b}.native-course img{width:106px;height:106px}.native-course b{font-size:17px;font-weight:600;line-height:1.5;padding:12px 14px}.native-arrow{font-size:22px;color:#aaa;padding-right:17px}
.native-course-hero{margin:8px 0 30px}.native-course-hero>img{width:103px;height:110px}.native-course-hero h1{font-size:20px;line-height:1.45;font-weight:650;margin:5px 0 7px}.native-course-hero p{font-size:12px;color:#565656}.native-free{font-size:11px;letter-spacing:.45px;color:#8d7318}
.ch-list{gap:21px}.ch-head{padding:22px 16px;min-height:103px;gap:15px}.ch-num{width:47px;height:47px;border-radius:13px;font-size:23px}.ch-t b{font-size:17px;font-weight:650;letter-spacing:-.1px}.ch-meta{font-size:11px;color:#b1b1b1;margin-top:7px}.ch-chev{font-size:23px;color:#aaa}
.native-exam-grid{gap:20px 22px}.native-exam-grid button{min-height:66px;padding:13px 12px;border-color:#f2f2f2;box-shadow:0 1px 3px #00000007}.native-exam-grid b{font-size:13px;font-weight:500}.native-exam-symbol{width:31px;height:35px;border-radius:7px}
.native-page-title{font-size:22px;font-weight:600;margin:2px 0 36px}.native-explore-row{gap:15px;margin-bottom:18px;min-height:82px}.native-explore-row b{font-size:17px;font-weight:600}.native-centered{font-size:18px;font-weight:500;margin:34px 0 24px}
#view-account .card{padding:24px 0}.native-profile .avatar{width:67px;height:67px;font-size:35px}.native-profile .acc-head>div>div:first-child{font-size:20px!important;font-weight:650!important}.native-edit{margin-top:21px;height:44px;padding:0 30px}.native-edit,.native-edit span{font-size:14px}#view-account .ep-oo-head,#view-account .subj-name{font-size:21px!important;font-weight:650!important;margin-bottom:22px!important}#view-account .ep-row{min-height:90px;padding:15px 13px}
#view-editprofile .acc-head{margin:14px 0 27px}#ep-avatar{width:88px;height:88px;font-size:48px}#view-editprofile .native-inline-field,#view-editprofile .native-inline-row{min-height:53px;margin-bottom:16px;padding:8px 14px}#view-editprofile .native-inline-label{font-size:12px;color:#656565}#view-editprofile .native-inline-input,#view-editprofile .native-inline-row b{font-size:15px}#native-edit-options{font-size:16px;font-weight:650;margin:13px 0 18px}
.native-note-title h2{font-size:23px;line-height:1.35;color:#1d6176}.nt-tabs .chip{font-size:13px;padding:8px 15px}.nt-pager{margin:13px 0 15px}.upnext-card .ep-oo-head{font-size:19px}.upnext-card .ch-item-t b{font-size:14px}
body.theme-dark .native-course,body.theme-dark .ch-acc,body.theme-dark .native-exam-grid button{box-shadow:none}
#view-editprofile .acc-head{gap:15px}
#view-editprofile .avatar{flex:0 0 auto}
#view-editprofile .acc-head>div:not(.avatar){min-width:0;flex:1}
#view-editprofile .acc-head>div:not(.avatar)>div:first-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.native-save-fields{justify-content:flex-end;border-color:#d9e3e8!important;background:#f8fbfc!important}
.native-save-fields .native-inline-label{margin-right:auto}
body[data-screen=editprofile] .native-save-fields[hidden]{display:none!important}

/* 1.5.4 contextual headers: reference screens have no global app bar */
body[data-screen=explore] #topbar,body[data-screen=course] #topbar{display:none}
body[data-screen=explore] #views,body[data-screen=course] #views{padding-top:10px}
.native-ctx-bar{display:flex;align-items:center;justify-content:space-between;margin:4px 0 22px}
.native-ctx-bar h1{font-size:20px;font-weight:600;margin:0;color:#34495e}
.native-ctx-bar button{width:36px;height:36px;border:0;background:none;color:var(--ink);font-size:30px;line-height:1;display:flex;align-items:center;justify-content:center}
body[data-screen=course] .ch-head{box-shadow:0 3px 8px #00000012;border-color:#f0f0f0}
body[data-screen=course] .ch-t b{font-size:18px;font-weight:700}
.native-explore-banner{display:flex;align-items:center;gap:12px;width:100%;padding:13px 16px;margin:2px 0 0;border:1px solid #f2f2f2;border-radius:9px;background:var(--card);box-shadow:0 3px 8px #0000001a;color:var(--ink);font-family:inherit;text-align:left}
.native-explore-banner img{width:34px;height:34px}.native-explore-banner b{flex:1;font-size:16px;font-weight:650}.native-explore-banner span{font-size:26px;color:#999}
.native-explore-divider{height:1px;margin:34px 6px 26px;background:linear-gradient(90deg,transparent,#dcdcdc,transparent)}
.native-explore-art{min-height:96px;margin-bottom:16px;box-shadow:0 4px 9px #0000001a}.native-explore-art img{width:128px;height:96px;object-fit:contain;background:#fff;align-self:flex-end}
body.theme-dark .native-explore-art img{background:#f5f5f5}
/* 1.5.6 classes + books reference screens */
body[data-screen=classes] #topbar,body[data-screen=books] #topbar{display:none}
body[data-screen=classes] #views,body[data-screen=books] #views{padding-top:10px}
#view-classes>.btn,#view-classes>.sec-title,#view-classes>.muted2,#view-books>.sec-head{display:none}
#er-classgrid{display:grid!important;grid-template-columns:1fr 1fr;gap:20px 18px;margin-top:18px}
#er-classgrid .er-gcell{min-height:52px;padding:10px 14px;border:1px solid #f0f0f0;border-radius:6px;background:var(--card);box-shadow:0 2px 6px #0000000f;display:flex;flex-direction:row;align-items:center;justify-content:flex-start;gap:12px;font-size:14px;font-weight:600;text-align:left}
.native-class-ic{display:flex;align-items:center;justify-content:center;width:30px;height:30px;flex:none}
/* 1.5.7 profile + notes reference pass */
body[data-screen=account] #brand-logo,body[data-screen=account] #brand-name,body[data-screen=account] #topbar-right>*:not(#btn-notif):not([aria-label*=otif]){visibility:hidden}
body[data-screen=account] #topbar{border-bottom:0;box-shadow:none;background:transparent}
body[data-screen=account] #views{padding-top:4px}
#view-account .native-profile{margin-bottom:6px}
#view-account .native-edit{width:100%;border-radius:8px;border-color:#e6e6e6;font-weight:600}
#view-account .card,#view-account .er-row{box-shadow:0 3px 9px #00000012;border:1px solid #f3f3f3;border-radius:10px;padding:16px}
#view-account .ep-oo-head,#view-account .subj-name{font-size:22px!important;font-weight:700!important}
body[data-screen=notes] .crumbs{display:none}
body[data-screen=notes] #topbar{display:none}
body[data-screen=notes] #views{padding-top:10px}
/* 1.5.8 dark-mode legibility for contextual headers and nav */
body.theme-dark .native-ctx-bar h1,body.theme-dark .native-centered{color:#e9eef2}
body.theme-dark .native-ctx-bar button{color:#e9eef2}
body.theme-dark #bottomnav .bn.active{color:#7fd0e6}
body.theme-dark #bottomnav .bn.active *{color:#7fd0e6;stroke:#7fd0e6}
body.theme-dark .native-exam-symbol{background:#e8edf5!important;color:#2d3e55}
body.theme-dark #view-account .ep-mini{color:#7fd0e6}
body.theme-dark .native-explore-banner{border-color:#2a3a46}
body.theme-dark .native-grid,body.theme-dark .native-title h1{color:#e9eef2}
body.theme-dark .native-ctx-bar svg{stroke:#e9eef2}
/* 1.5.11 chapter page (reference: chapter opens its own page with tabs and resource rows) */
#course-body.native-chp-open>*:not(#native-chpage){display:none!important}
#native-chpage .native-chp-title{font-size:23px;line-height:1.35;font-weight:650;text-align:center;margin:18px 0 6px}
#native-chpage .native-chp-meta{text-align:center;font-size:12.5px;color:#999;margin-bottom:18px}
#native-chpage .native-chp-tabs{justify-content:center;border-bottom:1px solid #eee;padding-bottom:0;margin-bottom:14px}
#native-chpage .native-chp-tabs .chip{border:0;border-bottom:2px solid transparent;border-radius:0;background:none;color:#888}
#native-chpage .native-chp-tabs .chip.on{border-bottom-color:#222;color:var(--ink)}
#native-chpage .ch-items{border:0;padding:0}
#native-chpage .ch-item{min-height:78px;padding:12px 4px;border-bottom:1px solid #f1f1f1;border-radius:0}
/* 1.5.13 chapter resource cards + viewer pager */
#native-chpage .ch-items{display:flex;flex-direction:column;gap:14px}
#native-chpage .ch-item{background:var(--card);border:1px solid #f1f1f1;border-radius:10px;box-shadow:0 3px 9px #00000014;padding:0 14px 0 0;min-height:84px;overflow:hidden;display:flex;align-items:center;gap:14px}
#native-chpage .ch-item .ch-item-ic{width:84px;height:84px;border-radius:0;flex:none;display:flex;align-items:center;justify-content:center;margin:0}
#native-chpage .ch-item .ch-item-ic svg{width:34px;height:34px}
#native-chpage .ch-item[data-notes] .ch-item-ic{background:linear-gradient(135deg,#e3ecff,#c8d8fb)!important}
#native-chpage .ch-item[data-vid] .ch-item-ic{background:linear-gradient(135deg,#dff5ec,#bfe8d7)!important}
#native-chpage .ch-item[data-test] .ch-item-ic{background:linear-gradient(135deg,#fdf0d3,#f8dfa6)!important}
#native-chpage .ch-item-t b{font-size:15.5px;font-weight:650}
body[data-screen=notes] .nt-pager{position:sticky;top:0;z-index:5;background:var(--card);padding:8px 2px;margin:8px 0;border-bottom:1px solid #eee;display:flex;align-items:center;gap:10px}
body[data-screen=notes] #nt-pg{background:#2d3e55;color:#fff;border-radius:14px;padding:3px 12px;font-size:12.5px;font-weight:600}
body[data-screen=notes] .nt-pager .btn{width:38px;height:34px;padding:0}
#native-chpage .ch-item{margin:0 0 14px!important;width:100%}
/* 1.5.14 full-bleed PDF: widen only the container; canvas draws from its parent width, so render path is unchanged */
body[data-screen=notes] #nt-body{margin-left:-18px;margin-right:-18px}
body[data-screen=notes] #nt-body>*:not(#nt-cv){margin-left:18px;margin-right:18px}
body[data-screen=notes] #nt-body>#nt-cv{border-radius:0!important;box-shadow:none}
body[data-screen=notes] #nt-body>.nt-pager{margin-left:0;margin-right:0;padding-left:18px;padding-right:18px}

/* v1.6 login: hero layout */
.lw2{display:block;margin:-14px -14px -90px;min-height:100vh;background:#fff;max-width:none}
.lg-hero{background:linear-gradient(180deg,#fdf1e4 0%,#eaf1fd 100%);padding:34px 20px 8px;display:flex;justify-content:center}
.lg-art{width:100%;max-width:330px;height:auto}
.lg-body{max-width:440px;margin:0 auto;padding:18px 22px 30px;text-align:center}
.lg-pill{display:inline-flex;align-items:center;gap:7px;background:#eef3fc;color:#3c4a6e;border-radius:999px;padding:6px 14px;font-size:12.5px;font-weight:600}
.lg-pill-logo{width:18px;height:18px;border-radius:5px}
.lg-h{font-size:31px;line-height:1.2;font-weight:900;letter-spacing:-.02em;color:#1c2b4a;margin:16px 0 8px}
.lg-sub{color:#6b7a99;font-size:14.5px;margin-bottom:18px}
.lg-google{background:#14181f!important;color:#fff!important;border:0!important;border-radius:12px!important;height:52px;font-size:16px;font-weight:700;display:flex;align-items:center;justify-content:center;gap:10px;width:100%}
.lg-link{background:none;border:0;color:#1d6176;font-weight:700;font-size:15.5px;padding:16px 10px;cursor:pointer;font-family:inherit}
.lg-email{display:none;text-align:left;margin-top:2px}
.lg-email.open{display:block}
.lg-email .greet-h{font-size:19px;margin:6px 0 2px;text-align:center}
.lg-email .ltag{text-align:center;margin-bottom:12px}
.lg-lang{margin-top:12px;padding:8px 10px;font-size:13px;border:1.5px solid var(--line);border-radius:9px;background:#fbfcff;font-family:inherit;color:#3c4a6e}
.lg-terms{font-size:12px;color:#8a96b0;margin-top:14px}
.lg-lang{display:block;margin:8px auto 0}
.lg-link{display:block;width:100%}
.lg-art{max-width:380px}
.lg-hero{padding-top:28px}
@media(min-width:700px){.lw2{max-width:480px;margin:0 auto;box-shadow:0 0 0 1px #e6ecf7}}
/* v1.6 home head */
#view-home #er-banner{display:block!important;margin:6px 0 4px}
#view-home .bnr-slide{min-height:112px}
.nh-chips{display:flex;gap:12px;margin:2px 0 14px}
.nh-chips button{flex:1;display:flex;align-items:center;gap:8px;justify-content:center;border:1px solid #e3e7ec;background:#fff;border-radius:12px;padding:12px 8px;font:600 14px Inter,sans-serif;color:var(--ink);box-shadow:0 1px 4px rgba(20,40,60,.06)}
.nh-chips svg{width:20px;height:20px;color:#1d6176}
.nh-hi{display:flex;align-items:center;justify-content:space-between;margin:20px 0 14px}
.nh-hello{font-size:23px;font-weight:800;color:var(--ink)}
.nh-sub{font-size:14px;color:var(--muted);margin-top:3px}
.nh-ring{position:relative;width:44px;height:44px;flex:none}
.nh-ring svg{width:44px;height:44px}
.nh-ring b{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:11.5px;color:var(--ink)}
.nh-steps{display:flex;justify-content:space-between;position:relative;margin-bottom:22px}
.nh-steps::before{content:"";position:absolute;left:12%;right:12%;top:25px;border-top:2px dashed #d5dce3}
.nh-step{position:relative;flex:1;display:flex;flex-direction:column;align-items:center;gap:8px;background:none;border:0;padding:0 2px;font-family:inherit;color:var(--ink2)}
.nh-ic{width:50px;height:50px;border-radius:50%;background:#eaf1f8;border:2px solid #fff;box-shadow:0 0 0 1px #dfe6ee;display:flex;align-items:center;justify-content:center;color:#1d6176}
.nh-ic svg{width:24px;height:24px}
.nh-step.done .nh-ic{background:#e2f5ea;color:#1f8f52}
.nh-l{font-size:11.5px;line-height:1.25;text-align:center;color:#555d66;max-width:76px}

.dw-ic{display:flex;align-items:center;justify-content:center;color:#3c4a54}.dw-ic svg{width:22px;height:22px}
.dw{width:min(320px,86vw)}
.dw-item{padding:15px 12px;font-weight:500;font-size:15px}
.dw-share{margin:auto 4px 6px;background:linear-gradient(135deg,#e4f6ee,#d9efe6);border-radius:14px;padding:12px 14px 14px;display:grid;grid-template-columns:70px 1fr;gap:4px 10px;align-items:center}
.dw-share-art{width:70px;height:42px}
.dw-share b{font-size:15px;color:#173b4d;display:block}
.dw-share span{font-size:12px;color:#4a5a62;display:block;margin-top:2px}
.dw-share button{grid-column:1/3;margin-top:8px;border:1.5px solid #173b4d;background:#fff;color:#173b4d;border-radius:9px;padding:10px;font:600 14px Inter,sans-serif}
.dw-credit{margin-top:6px}
.hp-head h3{font-size:20px;margin:2px 0 8px}
.hp-q{border-top:1px solid #eee}
.hp-qb{display:flex;width:100%;justify-content:space-between;align-items:center;gap:10px;background:none;border:0;padding:14px 2px;text-align:left;font:600 14.5px Inter,sans-serif;color:var(--ink)}
.hp-qb i{font-style:normal;font-size:22px;color:#9aa;transition:transform .2s}
.hp-q.open .hp-qb i{transform:rotate(90deg)}
.hp-a{display:none;padding:0 2px 14px;font-size:13.5px;line-height:1.5;color:#555d66}
.hp-q.open .hp-a{display:block}
#ob-screen{position:fixed;inset:0;z-index:400;background:linear-gradient(180deg,#e8f2fc 0,#fff 220px);overflow:auto;padding:26px 20px 30px;max-width:680px;margin:0 auto}
.ob-top{padding:8px 0 18px;position:relative}
.ob-back{background:none;border:0;font-size:34px;line-height:1;color:var(--ink);padding:0 10px 6px 0}
.ob-hi{font-size:24px;font-weight:800;color:var(--ink)}
.ob-q{font-size:15px;color:var(--muted);margin-top:4px}
.ob-row{display:flex;align-items:center;gap:14px;width:100%;background:#fff;border:1px solid #e7ecf2;border-radius:14px;padding:12px 14px;margin-bottom:14px;box-shadow:0 3px 10px rgba(20,40,60,.07);text-align:left;font-family:inherit}
.ob-art{width:76px;height:76px;border-radius:12px;display:flex;align-items:flex-end;justify-content:center;flex:none;overflow:hidden}
.ob-art svg{width:68px;height:68px}
.ob-t{flex:1;display:flex;flex-direction:column;gap:3px}.ob-t b{font-size:17px;color:var(--ink)}.ob-t small{font-size:12.5px;color:var(--muted)}
.ob-row i{font-style:normal;font-size:26px;color:#8b9198}
.ob-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.ob-cls{background:#fff;border:1px solid #e3e8ee;border-radius:12px;padding:20px 10px;font:600 16px Inter,sans-serif;color:var(--ink);box-shadow:0 2px 6px rgba(20,40,60,.05)}
.ob-skip{display:block;margin:10px auto 0;background:none;border:0;color:#1d6176;font:600 15px Inter,sans-serif;padding:10px}
.ob-load{height:70vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;font-size:16px;font-weight:600;color:var(--ink)}
.ob-spin{width:70px;height:70px;border-radius:50%;border:6px solid #dcebf7;border-top-color:#1d6176;animation:obs 0.9s linear infinite}
@keyframes obs{to{transform:rotate(360deg)}}
#add-exam-bar{position:fixed;left:0;right:0;bottom:70px;max-width:680px;margin:0 auto;z-index:50;background:#eef4f9;border-top:1px solid #dde6ee;padding:10px 16px;align-items:center;gap:10px;display:none}
#add-exam-bar b{flex:1;font-size:14px;color:var(--ink)}
.ae-ic svg{width:22px;height:22px;color:#1d6176}
#add-exam-bar button{background:#183e50;color:#fff;border:0;border-radius:8px;padding:9px 14px;font:600 13.5px Inter,sans-serif}
#add-exam-bar button:disabled{background:#c9d3dc}

.native-chp-tabs{display:flex;gap:0;border-bottom:1px solid #eee;margin:6px 0 14px}
.native-chp-tabs .chip{flex:1;border:0!important;background:none!important;border-radius:0!important;padding:12px 4px;font:600 15px Inter,sans-serif;color:#9aa1a8;box-shadow:none!important}
.native-chp-tabs .chip.on{color:#1d1d1d;border-bottom:2px solid #d93a3a!important}

#view-home .bnr-slide{min-height:132px;padding:20px 20px;border-radius:18px;gap:16px}
#view-home .bnr-i{font-size:44px}
#view-home .bnr-t{font-size:20px;font-weight:800;line-height:1.2}
#view-home .bnr-s{font-size:13.5px;margin-top:6px}
.res-viewed{color:#1f9d63;font-weight:600}
#nt-badge{position:fixed;right:0;top:215px;z-index:60;min-width:46px;height:38px;padding:0 10px;display:none;align-items:center;justify-content:center;background:#e8e8e8;border:1px solid #cfcfcf;border-right:0;border-radius:14px 0 0 14px;font:500 20px Inter,sans-serif;color:#333;pointer-events:none;opacity:.94}

#native-explore{background:linear-gradient(180deg,#e8f2fb 0,#f6fafd 220px,var(--bg) 420px)}
.native-explore-banner{padding:16px 20px;border:0;border-radius:8px;box-shadow:0 3px 9px #00000022}
.native-explore-divider{position:relative;height:1px;margin:30px 6px 28px;background:#d6dde3;overflow:visible}
.native-explore-divider i{position:absolute;left:50%;top:-8px;transform:translateX(-50%);padding:0 12px;font-style:normal;font-size:11px;color:#9aa5ad;background:#f0f6fb}
.native-explore-art{border:0;border-radius:8px;overflow:hidden}
.native-explore-art img{background:transparent;mix-blend-mode:multiply}
#native-explore .native-exam-grid button{border:0;border-radius:8px;box-shadow:0 2px 7px #0000001a;background:var(--card)}

.nt-pages{display:flex;flex-direction:column;gap:6px}.nt-pgbox{background:#fff;border-radius:6px;box-shadow:0 1px 4px #0002;overflow:hidden}.nt-pager{position:sticky;top:0;z-index:5;background:var(--bg)}

.ob-wide{width:128px!important;height:92px!important;border-radius:0!important;background:transparent!important;display:flex;align-items:flex-end;margin:-8px 0 -8px -8px}
.ob-wide img{width:128px;height:92px;object-fit:contain;mix-blend-mode:multiply}
.ob-row{border:0!important;box-shadow:0 2px 9px #0000001c!important;border-radius:8px!important;min-height:92px}
#view-account .card{border:0!important;box-shadow:none!important;border-radius:0!important;padding:22px 2px!important;border-bottom:8px solid #f3f5f7!important;background:transparent}
#view-account .card .er-row,#view-account .card .ep-exam-row{box-shadow:0 2px 8px #0000001a;border:1px solid #f0f0f0;border-radius:8px;background:var(--card)}
body[data-screen=account] #topbar{background:var(--card)!important;border-bottom:1px solid #eef1f3!important}
#view-account #btn-logout{margin-top:12px!important;color:#c0392b;background:#fff;border:1px solid #f0d4d0}
#view-account button.btn-soft[onclick*=showLevelPicker]{margin-top:14px!important;min-height:46px}
#view-account #btn-logout{min-height:46px}
#view-account .ep-row .subj-ic:after{content:none!important}#view-account .ep-row .subj-ic{background:transparent!important;width:48px;height:48px}#view-account .ep-row .subj-ic svg{width:40px;height:40px}

.bnr-slide{justify-content:space-between}
.bnr-b{flex:1;min-width:0}
.bnr-i{flex:0 0 auto;display:flex;align-items:center}
.bnr-cta{margin-top:10px;background:#1c2b4a;color:#fff;border:0;border-radius:8px;padding:8px 16px;font:600 12.5px inherit;cursor:pointer}
.bnr-cta:active{opacity:.85}

/* v1.7 desktop / laptop layout */
#desknav{display:none}
@media(min-width:1024px){
 body{background:#eef2f7}
 #app{max-width:none;min-height:100vh;background:transparent}
 #topbar{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid #e2e8f0;box-shadow:0 1px 6px #0001;padding:12px 32px}
 #brand{gap:12px}
 #desknav{display:flex;gap:6px;margin:0 auto 0 28px}
 #desknav .dn{border:0;background:none;font:600 14px inherit;color:#5a6a80;padding:8px 16px;border-radius:9px;cursor:pointer}
 #desknav .dn.active{background:#eaf1fc;color:#2f6fb2}
 #desknav .dn:hover{background:#f2f6fb}
 #bottomnav{display:none!important}
 #views{width:100%;max-width:1080px;margin:0 auto;padding:26px 32px 60px}
 #view-home .er-banner{max-width:none}
 #er-mycourses .native-course, #subj-list .subj-card{max-width:none}
 #view-home .native-course{display:flex}
 .native-courses{display:grid;grid-template-columns:1fr 1fr;gap:14px}
 #subj-list{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px}
 #subj-list .subj-card{margin-bottom:0}
 #er-classgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
 #er-classgrid .er-gcell{min-height:64px;justify-content:center;gap:10px}
 .native-exam-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
 #native-explore{width:100%;max-width:960px;margin:0 auto}
 #native-course,#native-chpage,#view-notes .native-note{width:100%;max-width:920px;margin:0 auto}
 .nt-pgbox{width:100%;max-width:820px;margin:0 auto 10px}
 #nt-body{width:100%;max-width:860px;margin:0 auto}
 #view-account{width:100%;max-width:860px;margin:0 auto}
 #view-account .card{padding:26px 8px!important}
 #ob-screen{max-width:none;padding:60px 40px}
 #ob-screen .ob-top,#ob-screen .ob-list,#ob-screen .ob-load{width:100%;max-width:900px;margin-left:auto;margin-right:auto}
 #ob-screen .ob-list{display:grid;grid-template-columns:1fr 1fr;gap:16px}
 #ob-screen .ob-grid{grid-template-columns:repeat(4,1fr);display:grid;gap:12px}
 .dw{width:340px}
 .login-wrap,.lw2{max-width:520px;margin:0 auto}
 #view-tests .card,#view-videos .card,#view-search .card,#view-exams .card{width:100%;max-width:920px;margin-left:auto;margin-right:auto}
 #tests-body,#exams-body,#subj-list,#course-body,#batch-body,#fun-body{width:100%;max-width:1080px}
 #views .card{max-width:none}
 .native-ctx-bar{background:linear-gradient(90deg,#eaf2fd,#f4f9ff);border-radius:12px;padding:10px 14px;margin-bottom:14px}
 #subj-list{grid-template-columns:repeat(3,1fr)}
 #view-tests .ana-head,#tests-body h3{color:#2f6fb2}
 #vid-player{max-width:920px;margin:0 auto}
}
@media(min-width:1600px){#views{max-width:1220px}}

@media(min-width:1024px){
 body[data-screen=account] #brand-logo,body[data-screen=account] #brand-name{visibility:visible}
 body[data-screen=account] #topbar{background:#fff;border-bottom:1px solid #e2e8f0}
 #nt-badge{right:calc(50% - 470px)}
}
@media(min-width:1024px){
 #tests-body .test-card{width:100%;max-width:none}
 #tests-body{display:grid;grid-template-columns:1fr 1fr;gap:14px;align-items:start}
 #tests-body .card{grid-column:1/-1}
 #tests-body h3,#tests-body h4,#tests-body .muted,#tests-body .inc-note{grid-column:1/-1}
}

.syl-det{margin-top:10px}.syl-sec{border:1px solid var(--line);border-radius:10px;margin-bottom:8px;background:var(--card)}.syl-sec summary{padding:10px 14px;font-weight:700;font-size:13.5px;cursor:pointer;list-style:none}.syl-sec summary:before{content:'▸ ';color:var(--pri)}.syl-sec[open] summary:before{content:'▾ '}.syl-ol{margin:0;padding:2px 18px 12px 34px;font-size:13px;line-height:1.6;color:var(--ink2)}.syl-src{display:inline-block;margin-top:6px;font-size:12.5px}
.ctx-pill{display:flex;justify-content:space-between;align-items:center;gap:8px;background:#eef2fb;border:1px solid #dde5f5;border-radius:12px;padding:9px 12px;margin-bottom:10px;font-size:13px}
.syl-src{display:block;white-space:normal;word-break:break-word;max-width:100%;text-align:left}
.syl-det{max-width:100%;overflow-wrap:break-word}
#view-batch .card{overflow-wrap:break-word}

/* Compact Home private candidate: scope all changes to Home. */
#view-home #nh-head{margin-bottom:18px}
#view-home .nh-hi{margin:0 0 14px;gap:12px;min-height:48px}
#view-home .nh-hello{font-size:22px;line-height:1.25;letter-spacing:-.4px}
#view-home .nh-sub{font-size:12px;margin-top:4px}
#view-home .nh-class{flex:none;max-width:48%;border:1px solid var(--line);border-radius:9px;background:var(--card);color:var(--ink);font:600 12px Inter,sans-serif;min-height:44px;padding:8px 12px;line-height:1.4;cursor:pointer}
#view-home .nh-class span{padding-left:5px;color:#37768a}
#view-home .nh-chips{gap:10px;margin:0 0 12px}
#view-home .nh-chips button{min-height:44px;padding:10px 8px;background:var(--card);border-color:var(--line);border-radius:9px;font-size:12px;box-shadow:none}
#view-home .nh-chips svg{width:19px;height:19px;flex:none}
#view-home #er-banner{margin:0 0 12px;border-radius:12px}
#view-home .bnr-slide{min-height:112px;padding:13px 15px;gap:8px;border-radius:12px}
#view-home .bnr-b{flex:1;min-width:0}
#view-home .bnr-t{font-size:17px;line-height:1.3}
#view-home .bnr-s{font-size:11px;line-height:1.45;max-width:290px}
#view-home .bnr-cta{min-height:44px;margin-top:5px;padding:8px 12px;font-size:11px;border-radius:7px}
#view-home .bnr-i{width:64px;flex:none}
#view-home .bnr-i svg{width:64px;height:64px}
#view-home .bnr-dots{margin-top:6px;gap:5px}
#view-home .bnr-dot{height:5px;width:5px}
#view-home .bnr-dot.on{width:15px}
#view-home .nh-setup{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:9px 10px 4px}
#view-home .nh-setup-title{font-size:11px;font-weight:600;color:var(--muted);display:flex;align-items:center;justify-content:space-between}
#view-home .nh-setup-title>span{color:#37768a}
#view-home .nh-steps{margin:2px 0 0;gap:4px}
#view-home .nh-steps::before{display:none}
#view-home .nh-step{flex-direction:row;justify-content:flex-start;min-height:44px;padding:0 2px;gap:5px;text-align:left;font-size:11px;cursor:pointer}
#view-home .nh-check{width:20px;height:20px;border-radius:50%;background:#edf3f7;color:#37768a;display:flex;align-items:center;justify-content:center;flex:none;font-size:10px;font-weight:600}
#view-home .nh-step.done .nh-check{background:#e6f4ec;color:#237953}
#view-home .nh-step-arrow{color:var(--muted);margin-left:auto;font-size:17px}
#view-home .native-title{margin-bottom:12px}
#view-home .native-title h1{font-size:21px}
#view-home .native-grid{min-width:44px;min-height:44px}
#view-home .er-mc-tabs{gap:6px;white-space:normal;overflow:visible;display:grid;grid-template-columns:1fr 1fr 1.6fr;margin-bottom:14px}
#view-home .er-mc-tab{min-height:44px;padding:7px 5px;font-size:10px;line-height:1.4;white-space:normal;border-radius:7px}
#view-home .er-mc-tab.on{border-color:#37768a;background:#edf5f7;color:#23566a}
#view-home .native-course{min-height:88px;margin-bottom:12px;border-color:var(--line);border-radius:10px;box-shadow:0 1px 3px #102b4610}
#view-home .native-course img{width:88px;height:88px}
#view-home .native-course b{font-size:15px;line-height:1.45;padding:10px 12px}
#view-home .native-arrow{padding-right:12px}
body.theme-dark #view-home .er-mc-tab.on{background:#243d49;color:#b7dfe9}
body.theme-dark #view-home .nh-check{background:#293c49;color:#b7dfe9}
body.theme-dark #view-home .nh-step.done .nh-check{background:#253e36;color:#b7e3ce}
@media(min-width:1000px){
 #view-home .nh-hi{margin-bottom:12px}
 #view-home .nh-chips{max-width:430px}
 #view-home .bnr-slide{min-height:116px;padding:15px 24px}
 #view-home .bnr-t{font-size:21px}
 #view-home .bnr-s{font-size:12px;max-width:none}
 #view-home .bnr-i{width:100px;margin-right:30px}
 #view-home .bnr-i svg{width:85px;height:74px}
 #view-home .nh-setup{display:flex;gap:20px;align-items:center;padding:4px 14px}
 #view-home .nh-setup-title{width:115px;flex:none}
 #view-home .nh-steps{width:100%;gap:25px}
 #view-home .er-mc-tabs{max-width:510px}
 #view-home .native-courses{gap:14px}
 #view-home .native-course{margin:0;min-height:96px}
 #view-home .native-course img{width:96px;height:96px}
 #view-home .native-course b{font-size:17px}
}
@media(prefers-reduced-motion:reduce){#view-home .bnr-track{transition:none}}

#view-home .nh-language-row{display:flex;align-items:center;gap:8px;justify-content:flex-end;position:relative;margin:-5px 0 8px;color:var(--muted);font-size:10px}
#view-home .nh-language{border:1px solid var(--line);background:var(--card);color:var(--ink);font:500 11px Inter,sans-serif;min-height:44px;max-width:130px;border-radius:7px;padding:7px}
#view-home .nh-hi{margin-bottom:5px}
#view-home .nh-language-row{margin:0 0 9px}
#view-home .nh-chips{margin-bottom:10px}
#view-home .nh-setup{padding-top:6px}
#view-home .nh-setup-title{display:none}
#view-home .nh-steps{margin:0}
#view-home #nh-head{margin-bottom:10px}
#view-home .native-title{margin-bottom:6px}
#view-home .er-mc-tabs{margin-bottom:10px}
@media(min-width:700px){#view-home .nh-language-row{position:absolute;right:160px;top:0}#view-home #nh-head{position:relative}}

#view-home .nh-chips{gap:7px}
#view-home .nh-chips button{font-size:11px;gap:5px;padding:8px 5px}
#view-home .nh-chips svg{width:17px;height:17px}
#view-home .nh-language{width:78px;flex:none;padding:5px;font-size:10px}
#view-home .nh-hi{margin-bottom:12px}
@media(min-width:1000px){#view-home .nh-chips{max-width:510px}#view-home .nh-chips button{font-size:12px}}
@media(max-width:340px){#view-home .nh-chips button{font-size:10px}#view-home .nh-chips svg{display:none}#view-home .nh-language{width:70px}}

/* Reference-aligned compact connected circular setup actions. */
#view-home .nh-setup{padding:8px 10px;border-color:var(--line)}
#view-home .nh-steps{gap:8px;justify-content:space-between;position:relative}
#view-home .nh-steps::before{display:block;position:absolute;top:18px;left:16%;right:16%;border-top:1px dashed var(--line);z-index:0}
#view-home .nh-step{flex-direction:column;align-items:center;justify-content:center;gap:5px;min-height:62px;padding:0;position:relative;z-index:1}
#view-home .nh-check{width:36px;height:36px;border:3px solid var(--card);box-shadow:0 0 0 1px var(--line);font-size:14px}
#view-home .nh-check svg{width:19px;height:19px}
#view-home .nh-step-arrow{display:none}
@media(min-width:1000px){#view-home .nh-setup{padding:8px 14px}#view-home .nh-steps{gap:20px}#view-home .nh-step{flex-direction:row;gap:9px;min-height:44px}#view-home .nh-steps::before{top:22px}#view-home .nh-step>span:nth-child(2){background:var(--card);padding:3px}}

/* Existing add-class strip: readable dark-theme colours. */
body.theme-dark #add-exam-bar{background:#203640;border-top-color:#415760}body.theme-dark #add-exam-bar b{color:#e1edf0}body.theme-dark #add-exam-bar .ae-ic{color:#83d0df}
/* New SSC GD practice cards: readable Start buttons in dark mode only. */
body.theme-dark #tests-body button[onclick*="sscgd2026p1"]{background:#245f70!important;color:#fff!important}