/* ExamsLab. Layout: calm single column sheets; sticky exam bar; landing widens to a two-column hero. Logical properties keep RTL (Arabic, Persian) correct. */
/* Palette: crisp white sheets, deep academic navy for action, the crest's gold for small highlights only. */
:root{
  --bg:#f4f6f9; --sheet:#ffffff; --ink:#0f1b2d; --muted:#5a687c; --line:#e1e6ee;
  --accent:#14325c; --accent-ink:#ffffff; --accent-hover:#0d2444; --mark:#b8904d; --soft:#eef2f8;
  --good:#167a4a; --good-bg:#e4f4ea; --bad:#b4342a; --bad-bg:#fbe9e7; --warn-bg:#fdf3dc; --warn:#7a5306; --blank-bg:#eef1f5;
  --mid:#9a6400; --mid-bg:#fdf3dc;
  --foot-bg:#0f1f38; --foot-ink:#c9d3e2; --foot-head:#ffffff;
  --shadow:0 1px 2px rgba(15,27,45,.06),0 4px 16px rgba(15,27,45,.05);
  --display:"Figtree","Segoe UI",system-ui,sans-serif;
  --body:"Figtree","Segoe UI",system-ui,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,Menlo,monospace;
  color-scheme:light;
}
/* Gece modu: sistem ayarini izler; kullanici dugmeyle secerse data-theme kazanir */
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0a1222; --sheet:#111c30; --ink:#e7edf6; --muted:#9aa8bd; --line:#22314a;
  --accent:#8db4f2; --accent-ink:#0a1222; --accent-hover:#a9c7f6; --mark:#d8b77a; --soft:#17253d;
  --good:#6fd39b; --good-bg:#12301f; --bad:#f19387; --bad-bg:#3a1a17; --warn-bg:#33290f; --warn:#f2d083; --blank-bg:#1a2639;
  --mid:#f2d083; --mid-bg:#33290f;
  --foot-bg:#070d19; --foot-ink:#9aa8bd; --foot-head:#e7edf6;
  --shadow:0 1px 2px rgba(0,0,0,.3); color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0a1222; --sheet:#111c30; --ink:#e7edf6; --muted:#9aa8bd; --line:#22314a;
  --accent:#8db4f2; --accent-ink:#0a1222; --accent-hover:#a9c7f6; --mark:#d8b77a; --soft:#17253d;
  --good:#6fd39b; --good-bg:#12301f; --bad:#f19387; --bad-bg:#3a1a17; --warn-bg:#33290f; --warn:#f2d083; --blank-bg:#1a2639;
  --mid:#f2d083; --mid-bg:#33290f;
  --foot-bg:#070d19; --foot-ink:#9aa8bd; --foot-head:#e7edf6;
  --shadow:0 1px 2px rgba(0,0,0,.3); color-scheme:dark}
/* Kiril ve Arap alfabeleri icin uygun yazi tipleri */
html[lang="ru"]{--display:"Golos Text","Segoe UI",system-ui,sans-serif;--body:"Golos Text","Segoe UI",system-ui,sans-serif}
html[lang="ar"],html[lang="fa"]{--display:"Vazirmatn",Tahoma,system-ui,sans-serif;--body:"Vazirmatn",Tahoma,system-ui,sans-serif}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.55;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
.wrap{max-width:900px;margin:0 auto;padding-inline:16px}
body.wide .wrap{max-width:1100px}
.main{padding-block:8px 48px;min-height:70vh}
h1,h2,h3{font-family:var(--display);text-wrap:balance;margin:0;line-height:1.15}
h1{font-size:clamp(1.8rem,6vw,2.5rem);font-weight:800;letter-spacing:-.025em}
h2{font-size:1.3rem;font-weight:800}
h3{font-size:1.08rem;font-weight:800}
a{color:var(--accent)}
button{font:inherit;cursor:pointer}
:focus-visible{outline:3px solid var(--mark);outline-offset:2px}
.num{font-variant-numeric:tabular-nums}
.small{font-size:.86rem;color:var(--muted)}
.eyebrow{font-size:.74rem;letter-spacing:.11em;text-transform:uppercase;color:var(--muted);font-weight:700}
.lede{color:var(--muted);max-width:62ch;margin:.4rem 0 0}
.stack{display:grid;gap:16px}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.row.between{justify-content:space-between}
.section-gap{margin-top:36px}
.narrow{max-width:460px;margin-inline:auto}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;inset-inline-start:8px;top:-60px;background:var(--accent);color:var(--accent-ink);padding:.5rem .8rem;border-radius:6px;z-index:50}
.skip:focus{top:8px}
.ltr{direction:ltr;text-align:start;unicode-bidi:isolate}

/* header */
.site{border-bottom:1px solid var(--line);background:var(--sheet);position:sticky;top:0;z-index:15}
body.exam-page .site{position:static}
.site-row{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;padding-block:10px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-family:var(--display);font-weight:800}
.brand img{width:44px;height:44px;flex:none}
.brand-text{display:grid;line-height:1.1}
.brand-name{font-size:1.08rem}
.brand-sub{font-family:var(--body);font-weight:700;font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--mark)}
.site-tools{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.site-nav{display:flex;gap:14px;flex-wrap:wrap;align-items:center;font-size:.92rem}
.site-nav a{text-decoration:none;color:var(--ink);font-weight:600;opacity:.82}
.site-nav a:hover{opacity:1}
.site-nav a:hover{color:var(--accent)}
.site-nav a.btn{color:var(--accent-ink)}
.nav-form{display:inline;margin:0}
.nav-linkbtn{background:none;border:0;padding:0;margin:0;font:inherit;cursor:pointer;color:var(--ink);font-weight:600;opacity:.82}
.nav-linkbtn:hover,.nav-linkbtn:focus-visible{opacity:1;color:var(--accent)}
.badge{display:inline-grid;place-items:center;min-width:1.4em;height:1.4em;padding-inline:.35em;border-radius:999px;background:var(--bad);color:#fff;font-size:.72rem}
.lang-form select{width:auto;padding:.3rem .5rem;font-size:.85rem;background:var(--sheet)}


/* building blocks */
.page-head{padding-block:28px 18px;display:grid;gap:6px}
.sheet{background:var(--sheet);border:1px solid var(--line);border-radius:14px;padding:clamp(16px,4vw,28px);min-width:0;box-shadow:var(--shadow)}
.empty{color:var(--muted)}
.btn{display:inline-block;border:1px solid var(--accent);background:var(--accent);color:var(--accent-ink);padding:.68rem 1.2rem;border-radius:10px;font-weight:700;text-decoration:none;line-height:1.2;text-align:center}
.btn:not(.ghost):not(.danger):not(.google):hover{background:var(--accent-hover);border-color:var(--accent-hover)}
.btn.ghost:hover{background:var(--soft)}
.btn.ghost{background:transparent;color:var(--accent)}
.btn.danger{background:transparent;color:var(--bad);border-color:var(--bad)}
.btn.sm{padding:.35rem .7rem;font-size:.85rem}
.btn.lg{padding:.85rem 1.4rem;font-size:1.02rem}
.btn:disabled{opacity:.4;cursor:default}
.btn.google{display:flex;align-items:center;justify-content:center;gap:10px;background:var(--sheet);color:var(--ink);border-color:var(--line);width:100%}
.btn.google:hover{border-color:var(--accent)}
.btn.google svg{width:18px;height:18px;flex:none}
.or{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:.85rem}
.or::before,.or::after{content:"";flex:1;border-top:1px solid var(--line)}
.field{display:grid;gap:6px;min-width:0}
.field label{font-weight:700;font-size:.92rem}
input[type=text],input[type=password],input[type=email],input[type=number],input[type=date],input[type=tel],input:not([type]),select,textarea{font:inherit;padding:.6rem .75rem;border:1px solid var(--line);border-radius:8px;background:var(--bg);color:var(--ink);width:100%;max-width:100%}
textarea{min-height:120px}
textarea.code{min-height:140px;font-family:var(--mono);font-size:.9rem;direction:ltr}
.check{display:flex;gap:10px;align-items:flex-start}
.check input{margin-top:.25rem;flex:none;width:18px;height:18px;accent-color:var(--accent)}
.flash{padding:.7rem 1rem;border-radius:8px;margin-block:12px;background:var(--good-bg);color:var(--good)}
.flash.err{background:var(--bad-bg);color:var(--bad)}
.flash.warn,.warn{background:var(--warn-bg);color:var(--warn);padding:.7rem 1rem;border-radius:8px}
.chip{display:inline-block;padding:.12rem .55rem;border-radius:999px;font-size:.78rem;font-weight:700;white-space:nowrap}
.chip.ok{background:var(--good-bg);color:var(--good)}
.chip.no{background:var(--bad-bg);color:var(--bad)}
.chip.bl{background:var(--blank-bg);color:var(--muted)}
.chip.mid{background:var(--mid-bg);color:var(--mid)}
.chip.cat{background:var(--soft);color:var(--accent);letter-spacing:.02em}
.tablewrap{overflow-x:auto}
.tbl{width:100%;border-collapse:collapse;font-variant-numeric:tabular-nums;font-size:.93rem}
.tbl th,.tbl td{text-align:start;padding:.55rem .5rem;border-bottom:1px solid var(--line);vertical-align:middle}
.tbl th{font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.tbl .n{text-align:end;white-space:nowrap}
.tbl tr:last-child td{border-bottom:0}
.tabs{display:flex;gap:6px;flex-wrap:wrap}
.tabs a,.tabs button{border:1px solid var(--line);background:var(--sheet);color:var(--ink);padding:.35rem .8rem;border-radius:999px;font-size:.85rem;text-decoration:none}
.tabs .on{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}

/* landing */
.hero{display:grid;gap:28px;padding-block:44px 28px;align-items:center}
@media (min-width:860px){.hero{grid-template-columns:1.25fr 1fr;padding-block:72px 40px}}
.hero h1{font-size:clamp(2.2rem,6.5vw,3.6rem);line-height:1.05}
.hero-copy{display:grid;gap:14px}
.hero-copy .lede{font-size:1.08rem}
.hero-card{display:grid;gap:10px}
.mini-q{border:1px solid var(--line);border-radius:8px;padding:.6rem .8rem;display:flex;gap:10px;align-items:center;font-size:.92rem}
.mini-q .l{flex:none;width:24px;height:24px;border-radius:50%;display:grid;place-items:center;background:var(--soft);font-weight:700;font-size:.78rem}
.mini-q.right{background:var(--good-bg);color:var(--good);border-color:transparent;font-weight:700}
.mini-q.right .l{background:var(--good);color:var(--sheet)}
.exam-strip{display:flex;gap:8px;flex-wrap:wrap}
.exam-strip span{border:1px solid var(--line);border-radius:999px;padding:.35rem .85rem;font-weight:700;font-family:var(--display);background:var(--sheet)}
.exam-strip span.soon{color:var(--muted);font-weight:600;border-style:dashed}
.features{display:grid;gap:14px;grid-template-columns:1fr}
@media (min-width:760px){.features{grid-template-columns:repeat(3,1fr)}}
.feature{display:grid;gap:6px;align-content:start}
.feature p{margin:0;color:var(--muted)}
.feature .ico{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;background:var(--soft);color:var(--accent)}
.feature .ico svg{width:20px;height:20px}

/* packages */
.pkg-grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
.pkg{display:grid;gap:10px;align-content:start}
.pkg h3{font-size:1.15rem}
.pkg p{margin:0;color:var(--muted);font-size:.93rem}
.pkg .price{font-family:var(--display);font-weight:800;font-size:1.25rem}
.pkg .act{display:grid;gap:8px;margin-top:auto}
.pkg.owned{border-color:var(--accent)}
.pkg form{display:grid;gap:8px}

/* auth */
.auth{display:grid;gap:24px;padding-block:36px;grid-template-columns:1fr}
@media (min-width:820px){.auth{grid-template-columns:1.1fr 1fr;align-items:center;padding-block:64px}}
.auth-intro{display:grid;gap:10px}
.auth-intro p{color:var(--muted);margin:0;max-width:44ch}
.auth-form{max-width:440px;width:100%}
.login-logo{width:clamp(110px,26vw,150px);height:auto;margin-bottom:6px}

/* dashboard */
.exam-list{display:grid;gap:12px}
.pkg-head{display:flex;gap:10px;align-items:baseline;flex-wrap:wrap;margin-top:8px}
.exam-card{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;align-items:center}
.exam-card-main{display:grid;gap:6px;min-width:0;flex:1 1 280px}
.exam-card-act{display:grid;gap:6px;justify-items:start}
.meta{display:flex;gap:14px;flex-wrap:wrap;font-size:.86rem;color:var(--muted)}
.str-list{display:grid;gap:12px}
.str{display:grid;gap:6px}
.str-top{display:flex;justify-content:space-between;gap:10px;align-items:center}
.bar{height:8px;border-radius:999px;background:var(--blank-bg);overflow:hidden}
.bar span{display:block;height:100%;border-radius:999px;background:var(--good)}
.bar.medium span{background:var(--mid)}
.bar.weak span{background:var(--bad)}
.spark{width:100%;min-width:320px;height:auto;display:block}
.spark .grid-l{stroke:var(--line);stroke-width:1}
.spark .ax{fill:var(--muted);font-size:10px;font-family:var(--mono)}
.spark .ln{stroke:var(--accent);stroke-width:2.5}
.spark .pt{fill:var(--accent)}

/* exam */
.steps{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:18px}
.step{font-size:.8rem;padding:.25rem .6rem;border-radius:999px;border:1px solid var(--line);color:var(--muted)}
.step.done{background:var(--soft);text-decoration:line-through}
.step.cur{border-color:var(--accent);color:var(--accent);font-weight:700}
.exam-bar{position:sticky;top:env(safe-area-inset-top,0px);z-index:5;background:var(--bg);padding-block:12px 10px;border-bottom:1px solid var(--line);margin-bottom:16px}
.exam-bar-top{display:flex;justify-content:space-between;align-items:center;gap:10px}
.secname{font-family:var(--display);font-weight:800;font-size:1.12rem}
.timer{font-family:var(--mono);font-weight:700;font-size:1.1rem;font-variant-numeric:tabular-nums;padding:.2rem .6rem;border-radius:6px;background:var(--soft);direction:ltr}
.timer.low{background:var(--bad-bg);color:var(--bad)}
.qgrid{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.qgrid button{width:34px;height:34px;border-radius:6px;border:1px solid var(--line);background:var(--sheet);color:var(--ink);font-family:var(--mono);font-size:.8rem;position:relative;padding:0}
.qgrid button.ans{background:var(--soft);border-color:var(--accent)}
.qgrid button.cur{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
.qgrid button.flag::after{content:"";position:absolute;top:3px;inset-inline-end:3px;width:7px;height:7px;border-radius:50%;background:var(--mark)}
.qhead{display:flex;gap:14px;align-items:flex-start}
.qnum{font-family:var(--display);font-weight:800;font-size:2rem;color:var(--mark);line-height:1;min-width:2.2ch}
.stem{min-width:0}
.stem p{margin:0 0 .5em}
.stem ul{margin:.3em 0 .6em;padding-inline-start:1.3em}
.passage{background:var(--soft);border-radius:8px;padding:12px 16px;font-size:.95rem}
.passage summary{cursor:pointer;font-weight:700}
.passage .ptext{margin-top:10px;max-width:68ch;overflow-x:auto}
.passage table,.stem table{border-collapse:collapse;font-variant-numeric:tabular-nums;margin-block:6px}
.passage td,.passage th,.stem td,.stem th{padding:.3rem .7rem;border:1px solid var(--line);text-align:end}
.passage td:first-child,.passage th:first-child,.stem td:first-child,.stem th:first-child{text-align:start}
.opts{display:grid;gap:8px}
.opt{display:flex;gap:12px;align-items:flex-start;text-align:start;width:100%;padding:.75rem .9rem;border:1px solid var(--line);border-radius:8px;background:var(--sheet);color:var(--ink)}
.opt:hover{border-color:var(--mark)}
.opt .l{flex:none;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:var(--soft);font-weight:700;font-size:.85rem}
.opt.sel{border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent)}
.opt.sel .l{background:var(--accent);color:var(--accent-ink)}
.savestate.saving{color:var(--muted)}
.savestate.retry,.savestate.error{color:var(--bad);font-weight:700}
.modal{position:fixed;inset:0;background:rgba(0,0,0,.5);display:grid;place-items:center;padding:16px;z-index:20}
.modal .sheet{max-width:480px;width:100%}
.modal .checks{display:grid;gap:10px}
.modal .timeleft{font-weight:700;font-variant-numeric:tabular-nums}

/* review */
.score{display:flex;gap:28px;flex-wrap:wrap;align-items:flex-end}
.big{font-family:var(--display);font-weight:800;font-size:clamp(2.4rem,10vw,3.6rem);line-height:1}
.rev{border-top:1px solid var(--line);padding-top:16px;display:grid;gap:10px}
.rev:first-child{border-top:0;padding-top:0}
.ropts{display:grid;gap:4px}
.ropt{padding:.45rem .7rem;border-radius:6px;display:flex;gap:10px;align-items:baseline}
.ropt.right{background:var(--good-bg);color:var(--good);font-weight:700}
.ropt.wrong{background:var(--bad-bg);color:var(--bad)}
.ropt .yours{margin-inline-start:auto;font-size:.78rem;font-style:normal;white-space:nowrap}
.expl{background:var(--soft);border-radius:8px;padding:10px 14px;font-size:.95rem}

/* admin */
.grid2{display:grid;gap:16px;grid-template-columns:1fr}
@media (min-width:760px){.grid2{grid-template-columns:1fr 1fr}}
.cred{font-family:var(--mono);font-size:.9rem}
.inline{display:inline}
.muted-row td{color:var(--muted)}
details.box summary{cursor:pointer;font-weight:700}
.exam-checks{display:grid;gap:6px;max-height:280px;overflow:auto;padding:8px;border:1px solid var(--line);border-radius:8px}

/* tema dugmesi */
.theme-btn{display:inline-grid;place-items:center;width:36px;height:36px;border-radius:50%;border:1px solid var(--line);background:var(--sheet);color:var(--ink);padding:0}
.theme-btn:hover{border-color:var(--accent)}
.theme-btn svg{width:18px;height:18px}
.theme-btn .moon{display:block}.theme-btn .sun{display:none}
:root[data-theme="dark"] .theme-btn .moon{display:none}:root[data-theme="dark"] .theme-btn .sun{display:block}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .theme-btn .moon{display:none}:root:not([data-theme="light"]) .theme-btn .sun{display:block}}

/* Turkce sayfalarda buyuk harf donusumu noktali I uretmesin */
html[lang="tr"] .eyebrow,html[lang="tr"] .brand-sub,html[lang="tr"] .tbl th{text-transform:none;letter-spacing:.03em}
html[lang="ar"] .eyebrow,html[lang="fa"] .eyebrow,html[lang="ar"] .tbl th,html[lang="fa"] .tbl th{letter-spacing:0}
@media (prefers-reduced-motion:no-preference){body,.sheet,.site,.opt{transition:background-color .2s,color .2s,border-color .2s}}

/* ---------- v2 design layer ---------- */
.qnum{color:var(--mark)}
.chip.cat{background:var(--soft);color:var(--accent)}
.eyebrow.gold{color:var(--mark)}
/* hero */
.hero{padding-block:48px 36px}
@media (min-width:860px){.hero{padding-block:84px 56px;gap:56px}}
.hero h1{font-size:clamp(2.3rem,6.4vw,3.9rem);letter-spacing:-.035em;line-height:1.02}
.hero h1 em{font-style:normal;color:var(--mark)}
.hero-copy .lede{font-size:1.12rem;max-width:52ch}
.proof{display:flex;gap:28px;flex-wrap:wrap;margin-top:10px;padding-top:18px;border-top:1px solid var(--line)}
.proof div{display:grid;gap:2px}
.proof b{font-size:1.5rem;font-weight:800;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.proof span{font-size:.85rem;color:var(--muted)}
.mock{padding:0;overflow:hidden}
.mock-top{display:flex;justify-content:space-between;align-items:center;padding:12px 18px;border-bottom:1px solid var(--line);background:var(--soft)}
.mock-top .dots{display:flex;gap:6px}.mock-top .dots i{width:9px;height:9px;border-radius:50%;background:var(--line)}
.mock-body{display:grid;gap:10px;padding:18px}
.mock-progress{height:4px;background:var(--blank-bg)}.mock-progress span{display:block;height:100%;width:38%;background:var(--accent)}
.mini-q{border-radius:10px}
.mini-q.right{background:var(--good-bg);color:var(--good)}
.mini-q.right .l{background:var(--good);color:var(--sheet)}
/* exams strip */
.exam-strip span{border-radius:10px;padding:.45rem .9rem;font-weight:700;box-shadow:var(--shadow)}
.exam-strip span.soon{box-shadow:none;background:transparent}
.band{background:var(--sheet);border-block:1px solid var(--line);padding-block:44px;margin-block:44px;margin-inline:calc(50% - 50vw);padding-inline:calc(50vw - 50%)}
html,body{overflow-x:clip}
.band-inner{display:grid;gap:22px}
.steps-how{display:grid;gap:18px;grid-template-columns:1fr;counter-reset:how}
@media (min-width:760px){.steps-how{grid-template-columns:repeat(3,1fr)}}
.steps-how li{list-style:none;display:grid;gap:6px;counter-increment:how}
.steps-how li::before{content:counter(how);width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:var(--accent);color:var(--accent-ink);font-weight:800}
.steps-how h3{margin-top:4px}.steps-how p{margin:0;color:var(--muted)}
.steps-how{padding:0;margin:0}
.feature .ico{border-radius:12px;background:var(--soft);color:var(--accent)}
.pkg .price{color:var(--accent)}
.pkg.owned{border-color:var(--accent)}
/* footer */
.site-foot{background:var(--foot-bg);color:var(--foot-ink);margin-top:56px}
.site-foot a{color:var(--foot-ink);text-decoration:none}.site-foot a:hover{color:var(--foot-head)}
.foot-grid{display:grid;gap:28px;padding-block:44px 28px;grid-template-columns:1fr}
@media (min-width:760px){.foot-grid{grid-template-columns:1.4fr 1fr 1fr}}
.foot-grid h4{margin:0 0 10px;color:var(--foot-head);font-size:.95rem}
.foot-grid ul{list-style:none;margin:0;padding:0;display:grid;gap:6px;font-size:.92rem}
.foot-brand{display:grid;gap:10px;align-content:start;font-size:.92rem;max-width:40ch}
.foot-brand .brand{color:var(--foot-head)}
.foot-bottom{border-top:1px solid rgba(255,255,255,.08);padding-block:16px 10px;font-size:.82rem;display:flex;gap:12px;flex-wrap:wrap;justify-content:space-between}
.foot-tm{font-size:.74rem;opacity:.7;padding-block:0 28px;line-height:1.5}
body.exam-page .site-foot{margin-top:24px}
/* assistant */
.chat{position:fixed;inset-inline-end:16px;bottom:calc(16px + env(safe-area-inset-bottom,0px));z-index:40;display:grid;justify-items:end;gap:10px}
.chat-fab{display:flex;align-items:center;gap:8px;border:0;border-radius:999px;padding:.75rem 1.1rem;background:var(--accent);color:var(--accent-ink);font-weight:700;box-shadow:0 6px 24px rgba(15,27,45,.25)}
.chat-fab svg{width:20px;height:20px}
.chat[data-open="1"] .chat-fab span{display:none}
.chat-panel{width:min(380px,calc(100vw - 32px));height:min(540px,calc(100vh - 120px));background:var(--sheet);border:1px solid var(--line);border-radius:16px;box-shadow:0 12px 40px rgba(15,27,45,.22);display:grid;grid-template-rows:auto 1fr auto auto;overflow:hidden;order:-1}
.chat-panel[hidden]{display:none}
.chat-head{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:var(--accent);color:var(--accent-ink)}
.chat-head div{display:flex;align-items:center;gap:8px}
.chat-dot{width:8px;height:8px;border-radius:50%;background:#4ade80}
.chat-x{border:0;background:transparent;color:inherit;font-size:1.5rem;line-height:1;padding:0 4px}
.chat-log{overflow-y:auto;padding:14px;display:flex;flex-direction:column;gap:8px;background:var(--bg)}
.msg{max-width:88%;padding:.6rem .8rem;border-radius:14px;font-size:.93rem;line-height:1.45;overflow-wrap:anywhere}
.msg.bot{background:var(--sheet);border:1px solid var(--line);align-self:flex-start;border-end-start-radius:4px}
.msg.me{background:var(--accent);color:var(--accent-ink);align-self:flex-end;border-end-end-radius:4px}
.msg.typing{color:var(--muted);font-style:italic}
.msg.err{background:var(--bad-bg);color:var(--bad);align-self:stretch;max-width:none}
.msg a{color:inherit}
.chat-form{display:flex;gap:8px;padding:10px;border-top:1px solid var(--line);align-items:flex-end}
.chat-form textarea{min-height:40px;max-height:120px;resize:none;font-family:var(--body);font-size:.93rem}
.chat-note{margin:0;padding:0 12px 10px;font-size:.72rem;color:var(--muted)}
@media (max-width:480px){.chat-fab span{display:none}.chat-fab{padding:.85rem}}

/* ---------- v3 fluid landing ---------- */
body.landing .main{padding-block:0}
body.landing .site-foot{margin-top:0}
.bleed{margin-inline:calc(50% - 50vw);padding-inline:calc(50vw - 50%);position:relative}
.wave{position:absolute;inset-inline:0;width:100%;height:56px;display:block;pointer-events:none}
.wave path{fill:var(--bg)}
.wave.to-bg{bottom:-1px}
.wave.from-bg{top:-1px;transform:scaleY(-1)}
/* hero */
.hero2{color:#fff;padding-block:clamp(56px,10vw,120px) clamp(96px,12vw,150px);background:
  linear-gradient(105deg,rgba(9,22,44,.94) 0%,rgba(14,37,72,.82) 45%,rgba(14,37,72,.35) 100%),
  var(--photo,radial-gradient(1200px 500px at 85% 20%,rgba(200,160,90,.35),transparent 60%)),
  #12305a;background-size:cover;background-position:center}
.hero2[data-photo="0"]{background:
  radial-gradient(900px 420px at 88% 18%,rgba(212,170,96,.32),transparent 62%),
  radial-gradient(700px 400px at 10% 110%,rgba(80,130,210,.35),transparent 60%),
  linear-gradient(160deg,#0b1d38,#14325c 60%,#1b3f72)}
.hero2[data-photo="0"]::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:48px 48px;mask-image:linear-gradient(180deg,#000 30%,transparent 95%);pointer-events:none}
.hero2-inner{position:relative;display:grid;gap:40px;align-items:center}
@media (min-width:900px){.hero2-inner{grid-template-columns:1.2fr .9fr;gap:64px}}
.hero2-copy{display:grid;gap:18px}
.hero2 h1{color:#fff;font-size:clamp(2.4rem,6.6vw,4.2rem);letter-spacing:-.035em;line-height:1.02}
.hero2 .lede{color:rgba(255,255,255,.82);font-size:1.15rem;max-width:50ch;margin:0}
.pill{justify-self:start;display:inline-flex;align-items:center;gap:8px;padding:.4rem .85rem;border-radius:999px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);font-size:.82rem;font-weight:600;backdrop-filter:blur(6px)}
.pill-dot{width:7px;height:7px;border-radius:50%;background:#e2bf7e;box-shadow:0 0 0 4px rgba(226,191,126,.25)}
.btn.gold{background:#d5ad6a;border-color:#d5ad6a;color:#0f1b2d}
.btn.gold:hover{background:#e2bf7e!important;border-color:#e2bf7e!important}
.btn.glass{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.35);color:#fff;backdrop-filter:blur(6px)}
.btn.glass:hover{background:rgba(255,255,255,.16)}
.cta .btn.gold{color:#0f1b2d}
.mock.float{color:var(--ink);box-shadow:0 30px 80px rgba(0,0,0,.35)}
@media (prefers-reduced-motion:no-preference){.mock.float{animation:floaty 7s ease-in-out infinite}}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
/* stats */
.stats{display:grid;grid-template-columns:repeat(2,1fr);gap:22px 16px;padding-block:40px 8px;text-align:center}
@media (min-width:760px){.stats{grid-template-columns:repeat(4,1fr);padding-block:56px 8px}}
.stats div{display:grid;gap:2px;justify-items:center}
.stats b{font-size:clamp(2rem,5vw,3.2rem);font-weight:800;letter-spacing:-.03em;color:var(--accent);font-variant-numeric:tabular-nums;line-height:1.1}
.stats b i{font-style:normal;color:var(--mark)}
.stats div>span{color:var(--muted);font-size:.92rem}
/* photo block (teacher band, admin slots) */
.photo{margin:0;aspect-ratio:4/3;border-radius:22px;overflow:hidden;position:relative;max-width:100%;background:var(--photo,linear-gradient(150deg,#14325c,#1f4a85)) center/cover;box-shadow:var(--shadow)}
.photo[data-photo="1"] .photo-fallback{display:none}
.photo-fallback{position:absolute;inset:0;display:grid;place-items:center;background:radial-gradient(400px 260px at 75% 20%,rgba(212,170,96,.28),transparent 60%)}
.photo-fallback svg{width:30%;max-width:160px;color:#d5ad6a;opacity:.85}
.photo::after{content:"";position:absolute;inset:auto -30% -45% auto;width:70%;aspect-ratio:1;border-radius:50%;background:rgba(213,173,106,.18);pointer-events:none}
/* how band with waves */
.band.how{background:var(--sheet);border:0;padding-block:96px;margin-block:24px 56px}
.band.how .wave path{fill:var(--bg)}
/* faq */
.faq{display:grid;gap:18px}
.faq-list{display:grid;gap:10px;max-width:820px}
.faq details{padding:0}
.faq summary{cursor:pointer;list-style:none;padding:18px 22px;font-weight:700;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.3rem;line-height:1;color:var(--mark);transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{margin:0;padding:0 22px 20px;color:var(--muted)}
/* closing cta */
.cta{color:#fff;margin-top:72px;padding-block:120px 96px;text-align:center;background:
  linear-gradient(180deg,rgba(9,22,44,.86),rgba(14,37,72,.9)),var(--photo,none),linear-gradient(160deg,#0b1d38,#14325c);background-size:cover;background-position:center}
.cta[data-photo="0"]{background:radial-gradient(700px 300px at 50% 0%,rgba(212,170,96,.3),transparent 70%),linear-gradient(160deg,#0b1d38,#14325c)}
.cta-inner{display:grid;gap:14px;justify-items:center}
.cta h2{color:#fff;font-size:clamp(1.9rem,4.6vw,3rem);letter-spacing:-.03em}
.cta p{margin:0;color:rgba(255,255,255,.8);font-size:1.08rem}
/* reveal on scroll (content stays visible without JS) */
@media (prefers-reduced-motion:no-preference){
  .reveal.pre{opacity:0;transform:translateY(26px)}
  .reveal.in{opacity:1;transform:none;transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.2,1)}
}
/* admin media */
.media-prev{aspect-ratio:16/9;border-radius:10px;background:var(--soft) center/cover;display:grid;place-items:center;color:var(--muted);font-size:.9rem;border:1px dashed var(--line)}
.pkg .plans{border:0;margin:0;padding:0;display:grid;gap:.35rem}
.pkg .plans legend{padding:0;margin-bottom:.25rem}
.pkg .plan{border:1px solid var(--line);border-radius:10px;padding:.5rem .7rem;font-weight:700}
.pkg .plan:has(input:checked){border-color:var(--accent);background:color-mix(in srgb,var(--accent) 8%,transparent)}

/* ---------- Student portal (dashboard) ---------- */
.portal{display:grid;gap:24px;grid-template-columns:minmax(0,1fr);padding-top:20px}
@media (min-width:980px){.portal{grid-template-columns:minmax(0,1fr) 300px;align-items:start}.portal-side{position:sticky;top:16px}}
.portal-main{display:grid;gap:18px;min-width:0;align-content:start}
.portal-side{display:grid;gap:14px;min-width:0}
.dash-head{display:grid;gap:4px}
.dash-head h1{font-size:clamp(1.6rem,3.2vw,2.1rem)}
.continue{display:flex;align-items:center;gap:14px;padding:14px 18px;border-radius:14px;background:var(--accent);color:var(--accent-ink);text-decoration:none;box-shadow:var(--shadow)}
.continue .small{color:inherit;opacity:.8}
.continue-ico{flex:none;width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.16)}
.continue-ico svg{width:18px;height:18px}
.continue-txt{display:grid;gap:2px;min-width:0;flex:1}
.continue-txt b{font-size:1.05rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.continue-go{font-weight:800;white-space:nowrap}
.continue:hover{background:var(--accent-hover)}
.pkg-tabs{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;scrollbar-width:thin}
.pkg-tabs [role=tab]{flex:none;display:flex;align-items:center;gap:8px;padding:.55rem .9rem;border-radius:12px;border:1px solid var(--line);background:var(--sheet);color:var(--ink);font:inherit;font-weight:700;cursor:pointer;max-width:340px}
.pkg-tabs [role=tab][aria-selected=true]{border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent)}
.pkg-tabs .tcat{font-size:.72rem;font-weight:800;color:var(--accent);background:var(--soft);padding:.1rem .45rem;border-radius:6px}
.pkg-tabs .tname{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pkg-tabs .tcount{font-size:.8rem;color:var(--muted);font-weight:600}
.pkg-panel{display:grid;gap:14px}
.panel-top{display:flex;gap:14px 20px;flex-wrap:wrap;align-items:center;justify-content:space-between}
.panel-prog{display:grid;gap:6px;flex:1 1 260px}
.filters{display:inline-flex;gap:4px;padding:3px;border-radius:10px;background:var(--soft)}
.filters button,.filters a{border:0;background:transparent;color:var(--muted);font:inherit;font-size:.85rem;font-weight:700;padding:.35rem .7rem;border-radius:8px;cursor:pointer;text-decoration:none}
.filters .on{background:var(--sheet);color:var(--ink);box-shadow:var(--shadow)}
.cat-filter{margin-bottom:14px;flex-wrap:wrap}
.tiles{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}
.tile{display:grid;gap:8px;align-content:start;background:var(--sheet);border:1px solid var(--line);border-radius:14px;padding:16px}
.tile[hidden]{display:none}
.tile h3{font-size:1rem;line-height:1.3}
.tile .meta{gap:10px;font-size:.8rem}
.tile-top{display:flex;justify-content:space-between;align-items:center}
.tile-no{font-family:var(--mono);font-weight:700;color:var(--mark);font-size:.9rem}
.tile-score{display:flex;justify-content:space-between}
.tile-act{display:flex;align-items:center;gap:12px;margin-top:4px}
.tile-act form{margin:0}
.tile.st-prog{border-color:var(--mid)}
.side-card{display:grid;gap:12px;padding:18px}
.side-card h2{font-size:1rem}
.kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.kpis div{display:grid;gap:2px;padding:10px;border-radius:10px;background:var(--soft);text-align:center}
.kpis b{font-size:1.35rem;font-family:var(--display)}
.recent{list-style:none;margin:0;padding:0;display:grid}
.recent li+li{border-top:1px solid var(--line)}
.recent a{display:grid;gap:2px;padding:9px 0;text-decoration:none;color:var(--ink)}
.recent a:hover .ltr,.recent a:hover [dir]{color:var(--accent)}
.more summary{cursor:pointer}
.more .str-list{margin-top:10px}
.quick{display:grid;gap:2px;padding:10px}
.quick a{padding:8px 10px;border-radius:8px;text-decoration:none;color:var(--ink);font-weight:600}
.quick a:hover{background:var(--soft)}
.onboard{border-color:var(--mark)}
/* interest chips */
.iset{border:0;padding:0;margin:0;display:grid;gap:8px}
.iset legend{font-weight:700;font-size:.92rem;padding:0;margin-bottom:6px}
.ichips{display:flex;flex-wrap:wrap;gap:8px}
.ichip{position:relative}
.ichip input{position:absolute;opacity:0;inset:0;margin:0;cursor:pointer}
.ichip span{display:inline-flex;gap:6px;align-items:baseline;padding:.4rem .8rem;border-radius:999px;border:1px solid var(--line);background:var(--sheet);font-weight:700;font-size:.9rem}
.ichip span small{font-weight:600;font-size:.7rem;color:var(--muted)}
.ichip input:checked+span{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.ichip input:checked+span small{color:inherit;opacity:.8}
.ichip input:focus-visible+span{outline:2px solid var(--accent);outline-offset:2px}
/* exams pages */
.cat-grid{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));grid-auto-rows:1fr}
.cat-card{display:grid;gap:6px;align-content:start;text-decoration:none;color:var(--ink);transition:border-color .15s,transform .15s}
.cat-card:hover{border-color:var(--accent);transform:translateY(-2px)}
.cat-card.soon{opacity:.75}
.cat-name{font-family:var(--display);font-size:1.3rem}
.cat-n{color:var(--accent);font-weight:700}
.crumbs{padding-top:22px}
.crumbs a{color:var(--muted)}
.ex-hero{display:grid;gap:24px;padding-block:14px 8px;align-items:start}
@media (min-width:900px){.ex-hero{grid-template-columns:minmax(0,1.2fr) minmax(0,1fr)}}
.ex-hero h1{font-size:clamp(2rem,4.5vw,2.8rem);display:grid;gap:6px}
.ex-tag{font-size:1.05rem;color:var(--muted);font-weight:600;font-family:var(--body)}
.ex-format h2{font-size:1.05rem}
.feat-grid{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}
.feat{display:grid;gap:6px;padding:18px}
/* video solution in review */
.video{margin-top:10px}
.video summary{cursor:pointer;font-weight:700;color:var(--accent)}
.vframe{position:relative;aspect-ratio:16/9;margin-top:10px;border-radius:10px;overflow:hidden;background:#000}
.vframe iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.pkg-panel[hidden],.empty-f[hidden]{display:none}
.kpis span{line-height:1.2}
.ex-tag{letter-spacing:0;line-height:1.35}
.feat{align-content:start}
.tile.st-lock{background:var(--bg)}
.tile.st-lock h3,.tile.st-lock .meta{opacity:.7}
.chip .lock{width:11px;height:11px;fill:none;stroke:currentColor;stroke-width:2.4;vertical-align:-1px;margin-inline-end:4px}
.free-chip{vertical-align:2px;font-size:.7rem}
.lock-note{display:flex;gap:10px 14px;align-items:center;flex-wrap:wrap}
.free-note{color:var(--good);font-weight:700}
.pkg-tabs .tcount{white-space:nowrap}
/* landing showcase (rotating mock) */
.showcase{display:grid;gap:14px;min-width:0}
.showcase .slides{display:grid}
.showcase .slide{grid-area:1/1;opacity:0;visibility:hidden;transform:translateX(16px);transition:opacity .5s ease,transform .5s ease,visibility 0s .5s}
.showcase .slide.on{opacity:1;visibility:visible;transform:none;transition:opacity .5s ease,transform .5s ease}
@media (prefers-reduced-motion:reduce){.showcase .slide{transition:none;transform:none}}
.mini-q.sel{border-color:var(--accent);background:var(--soft);font-weight:700}
.mini-q.sel .l{background:var(--accent);color:var(--accent-ink)}
.mini-q.wrong{background:var(--bad-bg);color:var(--bad);border-color:transparent;font-weight:700}
.mini-q.wrong .l{background:var(--bad);color:var(--sheet)}
.mini-q em{margin-inline-start:auto;font-style:normal;font-size:.72rem;font-weight:700;opacity:.85}
.mock-foot{display:flex;justify-content:space-between;align-items:center;margin-top:4px}
.fake-btn{background:var(--accent);color:var(--accent-ink);border-radius:8px;padding:.35rem .8rem;font-weight:700;font-size:.85rem}
.subj{justify-self:start;font-size:.72rem;font-weight:800;letter-spacing:.04em;color:var(--accent);background:var(--soft);padding:.15rem .5rem;border-radius:6px}
.qmap{display:grid;grid-template-columns:repeat(15,1fr);gap:4px;margin-top:4px}
.qmap i{height:8px;border-radius:2px;background:var(--blank-bg)}
.qmap i.a{background:var(--accent);opacity:.55}.qmap i.f{background:var(--mark)}.qmap i.c{background:var(--accent)}
.show-nav{display:flex;align-items:center;justify-content:space-between;gap:14px;color:#fff}
.show-cap{margin:0;font-weight:700;font-size:1rem;text-shadow:0 1px 8px rgba(0,0,0,.35);min-height:1.5em}
.show-dots{display:flex;gap:8px;flex:none}
.show-dots button{width:10px;height:10px;padding:0;border-radius:999px;border:1px solid rgba(255,255,255,.7);background:transparent;cursor:pointer;transition:width .3s}
.show-dots button[aria-current]{width:26px;background:#d5ad6a;border-color:#d5ad6a}
.fake-btn{white-space:nowrap}.mock-foot{gap:10px}

/* ---------- Bluebook-style tools (SAT) ---------- */
.tbox{display:grid;justify-items:end;gap:2px}
.timer.hid{visibility:hidden}
.linkbtn{background:none;border:0;padding:0;color:var(--accent);font:inherit;font-size:.78rem;font-weight:700;cursor:pointer;text-decoration:underline}
.toolbar{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px}
.tool{border:1px solid var(--line);background:var(--sheet);color:var(--ink);border-radius:8px;padding:.3rem .7rem;font:inherit;font-size:.82rem;font-weight:700;cursor:pointer}
.tool.on{border-color:var(--accent);background:var(--soft);color:var(--accent)}
.toolpanel{position:fixed;z-index:40;inset-block-start:90px;inset-inline-end:16px;width:min(420px,calc(100vw - 32px));background:var(--sheet);border:1px solid var(--line);border-radius:14px;box-shadow:0 20px 60px rgba(0,0,0,.25);padding:12px;display:grid;gap:8px;resize:both;overflow:auto;max-height:calc(100vh - 110px)}
.toolpanel.calc{height:min(560px,calc(100vh - 110px))}
.toolpanel iframe{width:100%;height:100%;min-height:380px;border:0;border-radius:8px;background:#fff}
.refsheet ul{margin:0;padding-inline-start:18px;display:grid;gap:6px;font-size:.9rem}
.split{display:grid;gap:16px}
@media (min-width:980px){body.exam-page .wrap{max-width:1180px}.split{grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:start}.split-p{position:sticky;top:12px;max-height:calc(100vh - 24px);overflow:auto}}
.split-p .ptext{font-size:1rem;line-height:1.65}
@media (max-width:979px){.split-p{max-height:46vh;overflow:auto}}
.split-p .eyebrow{margin-bottom:8px}
.optrow{display:flex;gap:8px;align-items:stretch}
.optrow .opt{flex:1}
.opt.struck{opacity:.45}
.opt.struck span:last-child{text-decoration:line-through}
.strike{flex:none;width:52px;border:1px solid var(--line);border-radius:10px;background:var(--sheet);color:var(--muted);font:inherit;font-size:.78rem;font-weight:700;cursor:pointer}
.strike:hover{border-color:var(--accent);color:var(--accent)}
.spr{display:grid;gap:8px;max-width:340px}
.spr input{font-family:var(--mono);font-size:1.3rem;padding:.6rem .8rem;border:2px solid var(--accent);border-radius:10px;letter-spacing:.06em}
.break-card{text-align:center;justify-items:center;margin-top:40px}
.break-timer{font-family:var(--mono);font-size:3rem;font-weight:700;color:var(--accent)}
.sat-score{display:flex;gap:28px;flex-wrap:wrap;align-items:flex-end;padding-bottom:6px;border-bottom:1px solid var(--line)}
.sat-score .mid{font-family:var(--display);font-size:1.8rem;font-weight:800}
.ptext table{border-collapse:collapse;margin:.6rem 0;font-size:.92rem}
.ptext th,.ptext td{border:1px solid var(--line);padding:.35rem .6rem;text-align:start}
.ptext th{background:var(--soft)}
.ptext caption{font-weight:700;padding-bottom:.4rem}

/* ---------- Questionbank (IB) ---------- */
.bk-group{margin-top:28px}
.bk-gtitle{display:flex;align-items:center;gap:10px;font-size:1.05rem}
.bk-gno{width:26px;height:26px;border-radius:8px;background:var(--soft);color:var(--accent);display:grid;place-items:center;font-size:.85rem}
.bk-grid{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}
.bk-card{display:flex;gap:14px;align-items:flex-start;text-decoration:none;color:var(--ink);padding:16px;transition:border-color .15s,transform .15s}
.bk-card:hover{border-color:var(--accent);transform:translateY(-1px)}
.bk-cbody{display:grid;gap:3px;min-width:0;flex:1}
.bk-cbody .bar{margin-top:6px}
.bk-ico{flex:none;width:46px;height:46px;border-radius:12px;display:grid;place-items:center;background:var(--soft);color:var(--accent)}
.bk-ico.g3{background:#fdf1e4;color:#9a5b12}.bk-ico.g4{background:#e5f4ee;color:#16704a}.bk-ico.g5{background:#e9edfb;color:#2f47a8}
:root[data-theme="dark"] .bk-ico.g3{background:#33240f;color:#f0c48a}:root[data-theme="dark"] .bk-ico.g4{background:#12301f;color:#7fd8a6}:root[data-theme="dark"] .bk-ico.g5{background:#1b2547;color:#a9b9f5}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .bk-ico.g3{background:#33240f;color:#f0c48a}:root:not([data-theme="light"]) .bk-ico.g4{background:#12301f;color:#7fd8a6}:root:not([data-theme="light"]) .bk-ico.g5{background:#1b2547;color:#a9b9f5}}
.bk-hero{display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:start;padding-block:22px 18px}
.bk-hero .bk-ico{width:64px;height:64px;border-radius:16px}
.bk-hero .bk-ico svg{width:32px;height:32px}
.bk-kpis{grid-column:1/-1}
@media (min-width:860px){.bk-hero{grid-template-columns:auto 1fr auto}.bk-kpis{grid-column:auto;min-width:320px}}
.bk-note{display:grid;gap:4px;border-style:dashed}
.bk-topic{padding:0;overflow:hidden}
.bk-topic>summary{display:grid;grid-template-columns:auto 1fr 120px;gap:14px;align-items:center;padding:16px 18px;cursor:pointer;list-style:none}
.bk-topic>summary::-webkit-details-marker{display:none}
.bk-topic>summary:hover{background:var(--soft)}
.bk-topic[open]>summary{border-bottom:1px solid var(--line)}
.bk-tcode{font-family:var(--mono);font-weight:700;color:var(--mark);min-width:2.5ch}
.bk-tname{display:grid;gap:2px;min-width:0}
.bk-tbar{align-self:center}
@media (max-width:560px){.bk-topic>summary{grid-template-columns:auto 1fr}.bk-tbar{grid-column:1/-1}}
.bk-units{list-style:none;margin:0;padding:0}
.bk-unit{display:grid;grid-template-columns:auto 1fr auto;gap:12px;align-items:start;padding:12px 18px;border-top:1px solid var(--line)}
.bk-unit:first-child{border-top:0}
.bk-pick input{width:18px;height:18px;margin-top:3px;accent-color:var(--accent)}
.bk-umain{display:grid;gap:4px;min-width:0}
.bk-ucode{font-family:var(--mono);font-size:.82rem;color:var(--muted)}
.bk-umeta{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.bk-points summary{cursor:pointer;width:fit-content}
.bk-points ul{margin:.4rem 0 0;padding-inline-start:1.2em;font-size:.9rem;display:grid;gap:3px}
.bk-uact{align-self:center}
.bk-fs{border:0;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:6px}
.bk-fs legend{margin-bottom:6px}
.bk-papers{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.bk-papers li{display:grid;gap:2px}
/* runner */
body.bank-page .main{max-width:860px}
.bk-app{display:grid;gap:14px;padding-top:12px}
.bk-top{display:flex;justify-content:space-between;align-items:center;gap:12px}
.bk-top-l{display:flex;gap:14px;align-items:baseline;flex-wrap:wrap}
.bk-progress{height:4px;border-radius:999px;background:var(--blank-bg);overflow:hidden}
.bk-progress span{display:block;height:100%;background:var(--accent);transition:width .3s}
.bk-q{display:grid;gap:16px}
.bk-chips{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.bk-uname{font-size:.86rem;color:var(--muted);font-weight:600}
.bk-diff{display:inline-flex;gap:3px}
.bk-diff i{width:7px;height:14px;border-radius:2px;background:var(--line)}
.bk-diff i.on{background:var(--mark)}
.bk-star{margin-inline-start:auto;border:1px solid var(--line);background:var(--sheet);border-radius:999px;width:36px;height:36px;display:grid;place-items:center;color:var(--muted)}
.bk-star svg{fill:none;stroke:currentColor;stroke-width:1.8}
.bk-star.on{color:var(--mark);border-color:var(--mark)}
.bk-star.on svg{fill:currentColor}
.bk-stem{font-size:1.04rem}
.bk-stem table,.bk-pstem table{border-collapse:collapse;margin:.4em 0}
.bk-stem td,.bk-stem th,.bk-pstem td,.bk-pstem th{border:1px solid var(--line);padding:.3em .6em}
.bk-fig{margin:0}
.bk-fig img{max-width:100%;height:auto;border-radius:8px;border:1px solid var(--line);background:#fff}
.bk-opts{display:grid;gap:8px}
.opt.right{border-color:var(--good);background:var(--good-bg)}
.opt.right .l{background:var(--good);color:#fff}
.opt.wrong{border-color:var(--bad);background:var(--bad-bg)}
.opt.wrong .l{background:var(--bad);color:#fff}
.opt.dim{opacity:.6}
.opt:disabled{cursor:default}
.bk-feedback{border-radius:10px;padding:12px 14px;display:grid;gap:6px;border:1px solid var(--line);background:var(--soft)}
.bk-feedback.good{background:var(--good-bg);border-color:transparent}.bk-feedback.good>b{color:var(--good)}
.bk-feedback.bad{background:var(--bad-bg);border-color:transparent}.bk-feedback.bad>b{color:var(--bad)}
.bk-feedback.part{background:var(--mid-bg);border-color:transparent}.bk-feedback.part>b{color:var(--mid)}
.bk-part{display:grid;gap:10px}
.bk-phead{display:grid;grid-template-columns:auto 1fr auto;gap:10px;align-items:start}
.bk-plabel{font-weight:800}
.bk-pmarks{font-weight:700;color:var(--muted)}
.bk-scheme{border-inline-start:3px solid var(--mark);padding:10px 14px;background:var(--soft);border-radius:0 10px 10px 0;display:grid;gap:8px}
.bk-schead{display:flex;gap:10px;align-items:baseline;flex-wrap:wrap}
.bk-scheme ul{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.bk-scheme li.note{font-size:.88rem;color:var(--muted);font-style:italic;padding-inline-start:28px}
.bk-model summary{cursor:pointer;font-weight:700;font-size:.9rem}
.bk-markrow{justify-content:space-between}
.bk-awarded{font-weight:800;font-size:1.1rem}
.bk-dots{display:flex;flex-wrap:wrap;gap:6px}
.bk-dots button{width:34px;height:34px;border-radius:8px;border:1px solid var(--line);background:var(--sheet);color:var(--ink);font-size:.85rem;font-weight:700}
.bk-dots button.cur{outline:2px solid var(--accent);outline-offset:1px}
.bk-dots button.good{background:var(--good-bg);color:var(--good);border-color:transparent}
.bk-dots button.bad{background:var(--bad-bg);color:var(--bad);border-color:transparent}
.bk-dots button.part{background:var(--mid-bg);color:var(--mid);border-color:transparent}
.bk-video{justify-self:start}
.bk-toast{position:fixed;inset-inline:16px;bottom:16px;z-index:60;max-width:420px;margin-inline:auto}
.bk-sum{text-align:center;justify-items:center}
.bk-sum .tbl{text-align:start;width:100%}
.bk-ring{--p:0;width:150px;height:150px;border-radius:50%;display:grid;place-content:center;text-align:center;background:radial-gradient(closest-side,var(--sheet) 79%,transparent 80% 100%),conic-gradient(var(--good) calc(var(--p)*1%),var(--blank-bg) 0)}
.bk-ring b{font-size:2rem;font-family:var(--display)}
.ex-bank{margin-top:36px}
.bk-dash{margin-bottom:18px}
.bk-dlist{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.bk-dlist a{display:grid;grid-template-columns:auto 1fr 120px;gap:12px;align-items:center;text-decoration:none;color:var(--ink);padding:8px;border-radius:10px}
.bk-dlist a:hover{background:var(--soft)}
.bk-dlist a>span:nth-child(2){display:grid}
.bk-dlist .bk-ico{width:38px;height:38px}
.bk-meta{color:var(--accent);font-weight:700}
.bk-tcode{font-size:.82rem;max-width:8ch;line-height:1.15}
.bk-pdf{display:inline-flex;gap:8px;align-items:center;justify-content:center}.bk-uact{display:flex;gap:6px}
/* questionbank tools and answer workspace */
.bk-tools{display:flex;gap:8px;flex-wrap:wrap}
.bk-tools .tool{display:inline-flex;gap:6px;align-items:center}
.bk-calc[hidden]{display:none}
.bk-calc .tabs button{cursor:pointer}
.bk-ws{border:1px solid var(--line);border-radius:12px;padding:12px;display:grid;gap:10px;background:var(--bg)}
.bk-ws-head{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.bk-ws-head .tabs button{cursor:pointer}
.bk-lines{display:grid;gap:8px}
.bk-line{display:grid;grid-template-columns:1fr auto;gap:6px;align-items:start}
.bk-ta{width:100%;resize:none;overflow:hidden;min-height:52px;font:inherit;line-height:1.5;padding:.55rem .7rem;border:1px solid var(--line);border-radius:8px;background:var(--sheet);color:var(--ink)}
.bk-line.math math-field{display:block;width:100%;font-size:1.25rem;padding:.35rem .6rem;border:1px solid var(--line);border-radius:8px;background:var(--sheet);color:var(--ink);--caret-color:var(--accent);--selection-background-color:var(--soft);--contains-highlight-background-color:transparent;min-height:46px}
.bk-line.math math-field:focus-within{border-color:var(--accent);outline:none}
.bk-line.math{position:relative}
.bk-line.math::before{content:"ƒ";position:absolute;inset-inline-start:-16px;top:12px;color:var(--mark);font-weight:700;font-size:.85rem}
.bk-ldel{border:0;background:transparent;color:var(--muted);font-size:1.3rem;line-height:1;padding:.4rem;cursor:pointer;border-radius:6px}
.bk-ldel:hover{background:var(--bad-bg);color:var(--bad)}
.bk-add{gap:8px}
.bk-sym{display:flex;flex-wrap:wrap;gap:4px;margin:8px 0 2px}.bk-sym .tool{min-width:34px;padding:4px 8px;font-size:.95rem;line-height:1.3}.bk-sym .bk-symx{font-size:.82rem}
.bk-pad{display:grid;gap:8px}
.bk-padbar{display:flex;gap:6px;flex-wrap:wrap;align-items:center}
.bk-swatch{width:26px;height:26px;border-radius:50%;border:2px solid var(--sheet);box-shadow:0 0 0 1px var(--line);cursor:pointer}
.bk-swatch.on{box-shadow:0 0 0 2px var(--accent)}
.bk-canvas{width:100%;height:380px;border:1px solid var(--line);border-radius:10px;background:#fff;touch-action:none;cursor:crosshair;display:block}
.bk-canvas.grid{background-color:#fff;background-image:linear-gradient(#e6ebf2 1px,transparent 1px),linear-gradient(90deg,#e6ebf2 1px,transparent 1px);background-size:20px 20px}
@media (max-width:560px){.bk-canvas{height:300px}}
.bk-checkrow{gap:10px}
.bk-aibtn{display:inline-flex;gap:8px;align-items:center;background:linear-gradient(135deg,var(--accent),#3d5f99);border-color:transparent}
.bk-aibtn.busy{opacity:.7;cursor:progress}
.bk-aibtn.busy svg{animation:bkspin 1.2s linear infinite}
@keyframes bkspin{to{transform:rotate(360deg)}}
@media (prefers-reduced-motion:reduce){.bk-aibtn.busy svg{animation:none}}
.bk-scheme li.ai-ok{border-inline-start:3px solid var(--good);padding-inline-start:8px}
.bk-scheme li.ai-no{border-inline-start:3px solid var(--bad);padding-inline-start:8px}
.bk-why{display:block;font-size:.84rem;color:var(--muted);margin:2px 0 0 28px}
.bk-scheme li.ai-ok .bk-why{color:var(--good)}
.bk-scheme li.ai-no .bk-why{color:var(--bad)}
.bk-feedback.ai{background:var(--soft);border-color:var(--line)}
.bk-feedback.ai>b{color:var(--accent)}
.bk-feedback .linkbtn{justify-self:start}

/* ---------- Card payment (iyzico), legal pages ---------- */
@media (min-width:760px){.foot-grid{grid-template-columns:1.3fr 1fr 1fr 1fr}}
.pay-btns{display:grid;gap:8px}
.req-alt summary{cursor:pointer;color:var(--muted);font-size:.88rem;font-weight:600}
.pay-grid{display:grid;gap:16px;align-items:start}
@media (min-width:900px){.pay-grid{grid-template-columns:minmax(260px,1fr) 2fr}.pay-grid aside{position:sticky;top:16px}}
.pay-fields{display:grid;gap:12px;grid-template-columns:1fr}
@media (min-width:620px){.pay-fields{grid-template-columns:1fr 1fr}.pay-fields .wide{grid-column:1/-1}}
.kv{display:grid;grid-template-columns:auto 1fr;gap:6px 14px;margin:0}
.kv dt{color:var(--muted);font-size:.88rem}
.kv dd{margin:0;font-weight:600;min-width:0;overflow-wrap:anywhere}
.pay-amount{font-family:var(--display);font-weight:800;font-size:1.3rem;color:var(--accent)}
.contract{max-height:260px;overflow:auto;border:1px solid var(--line);border-radius:10px;padding:12px 14px;background:var(--soft);font-size:.86rem;line-height:1.5}
.contract h2{font-size:1rem;margin:.2rem 0 .4rem}
.contract h3{font-size:.92rem;margin:.8rem 0 .3rem}
.contract p,.contract ul{margin:.3rem 0}
.ph{color:var(--muted);font-style:italic}
.pay-badges{display:flex;flex-wrap:wrap;gap:6px 10px;align-items:center;justify-content:center;font-size:.8rem;font-weight:700;letter-spacing:.02em;color:var(--muted);padding-block:6px}
.site-foot .pay-badges{color:var(--foot-ink);justify-content:flex-start;padding-block:0 12px}
.pay-band{display:inline-flex;align-items:center;background:#fff;border-radius:10px;padding:8px 14px;line-height:0;max-width:100%}
.pay-band img{height:24px;width:auto;max-width:100%}
.site-foot .pay-badges.foot{justify-content:center;padding:22px 0;border-top:1px solid rgba(255,255,255,.08)}
.site-foot .pay-badges.foot .pay-band{background:none;padding:0;border-radius:0}
.site-foot .pay-badges.foot .pay-band img{height:36px;opacity:.92}
@media (max-width:600px){.pay-band img{height:18px}.site-foot .pay-badges.foot .pay-band img{height:auto;width:100%}}
.linkbox{display:flex;gap:8px}
.linkbox input{flex:1;min-width:0}
.narrow-wide{max-width:720px}
.legal{max-width:860px;line-height:1.6}
.legal > h2:first-of-type{display:none}
.legal h3{font-size:1.02rem;margin:1.2rem 0 .4rem}
.legal-nav{margin-bottom:12px;flex-wrap:wrap}
.pay-result.paid{border-color:var(--good)}
.pay-result.failed{border-color:var(--bad)}
.status-card{display:flex;flex-wrap:wrap;gap:8px 18px;align-items:center}
.pay-fields .field{align-content:start}
.buy-plans{display:grid;gap:8px}
.buy-row{display:grid;gap:6px;align-items:center}
.pkg .buy-row:has(.buy-label){grid-template-columns:1fr auto;border:1px solid var(--line);border-radius:10px;padding:.45rem .5rem .45rem .7rem}
.buy-label{font-weight:700;font-size:.92rem;min-width:0}
.buy-row .btn{padding:.55rem 1rem}
.buy-link{grid-column:1/-1}
.pay-saved{display:grid;gap:10px;border:1px solid var(--line);border-radius:12px;padding:12px 14px;background:var(--soft)}
.pay-edit summary{cursor:pointer;color:var(--accent);font-weight:700;font-size:.9rem}
.pay-edit[open] summary{margin-bottom:12px}
.pay-agree span{line-height:1.5}
.legal-dlg{max-width:min(760px,calc(100vw - 32px));max-height:85vh;border:1px solid var(--line);border-radius:14px;padding:0;background:var(--sheet);color:var(--ink)}
.legal-dlg::backdrop{background:rgba(10,18,34,.55)}
.legal-dlg-body{padding:18px 20px;overflow:auto;max-height:calc(85vh - 80px);font-size:.9rem;line-height:1.55}
.legal-dlg-body h2{font-size:1.1rem;margin:0 0 .5rem}
.legal-dlg-body h3{font-size:.95rem;margin:.9rem 0 .3rem}
.legal-dlg-foot{padding:12px 20px;border-top:1px solid var(--line);display:flex;justify-content:flex-end}
/* iyzico odeme formu sayfanin icinde */
.pay-frame{display:block;width:100%;min-height:760px;border:0;border-radius:12px;background:#fff}
@media (max-width:640px){.pay-frame{min-height:900px}}

/* ---------- Landing v4: live exam cards, product illustrations, teachers, comparison, mobile menu ---------- */
.sec-head{display:grid;gap:8px;margin-bottom:22px}
.sec-head h2{font-size:clamp(1.6rem,3.6vw,2.3rem);letter-spacing:-.025em}
.sec-head .lede{margin:0}
.hero2 .trust{margin:0;font-size:.86rem;color:rgba(255,255,255,.72);font-weight:600}
/* live exam cards */
.lx-sec{padding-block:48px 8px}
.lx-grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(230px,1fr))}
.lx{display:grid;gap:8px;align-content:start;text-decoration:none;color:var(--ink);padding:22px;position:relative;transition:border-color .15s,transform .15s}
a.lx:hover{border-color:var(--accent);transform:translateY(-3px)}
.lx-name{font-family:var(--display);font-weight:800;font-size:1.5rem;letter-spacing:-.02em}
.lx-tag{color:var(--muted);font-size:.92rem;line-height:1.45}
.lx-n{font-weight:700;color:var(--accent);font-size:.92rem;margin-top:4px}
.lx-go{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:.9rem;color:var(--accent);margin-top:6px}
.lx-go svg{width:16px;height:16px}
html[dir="rtl"] .lx-go svg{transform:scaleX(-1)}
.lx-more{margin:16px 0 0;padding:12px 16px;border:1px dashed var(--line);border-radius:12px;color:var(--muted);font-size:.92rem}
.lx-more b{color:var(--mark)}
.faq h2,.band.how h2,#packages h2{font-size:clamp(1.6rem,3.6vw,2.3rem);letter-spacing:-.025em}
.pkg .bk-line{font-weight:700;color:var(--accent);font-size:.9rem}
/* why rows with product illustrations */
.why{display:grid;gap:clamp(36px,6vw,72px);padding-block:56px 24px}
.why-row{display:grid;gap:26px;align-items:center}
@media (min-width:860px){.why-row{grid-template-columns:1fr 1.1fr;gap:56px}.why-row.flip .why-text{order:2}}
.why-text{display:grid;gap:10px;align-content:center}
.why-no{font-family:var(--mono);font-weight:700;color:var(--mark);font-size:.9rem;letter-spacing:.08em}
.why-text h3{font-size:clamp(1.4rem,3vw,1.9rem);letter-spacing:-.02em;line-height:1.15}
.why-text p{margin:0;color:var(--muted);font-size:1.06rem;max-width:48ch}
.mock.illus{box-shadow:0 24px 60px rgba(15,27,45,.14);max-width:560px;width:100%;justify-self:center}
@media (min-width:860px){.why-row:not(.flip) .mock.illus{justify-self:end}.why-row.flip .mock.illus{justify-self:start}}
.qmap.big{grid-template-columns:repeat(15,1fr);gap:5px}
.qmap.big i{height:auto;aspect-ratio:1;border-radius:5px;display:grid;place-items:center;font-size:.62rem;font-family:var(--mono);font-style:normal;color:var(--muted);background:var(--blank-bg)}
.qmap.big i.a{background:var(--soft);color:var(--accent);opacity:1;border:1px solid var(--accent)}
.qmap.big i.f{background:var(--warn-bg);color:var(--warn);border:1px solid var(--mark)}
.qmap.big i.c{background:var(--accent);color:var(--accent-ink)}
.ok-dot{color:var(--good);font-weight:700}
.ok-dot::before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--good);margin-inline-end:6px;vertical-align:1px}
.rule-chip{justify-self:start;font-family:var(--mono);font-size:.78rem;font-weight:700;color:var(--muted);border:1px dashed var(--line);border-radius:8px;padding:.25rem .6rem}
.scheme{border-inline-start:3px solid var(--mark);background:var(--soft);border-radius:0 10px 10px 0;padding:10px 14px;display:grid;gap:6px}
.scheme-head{display:flex;justify-content:space-between;gap:10px;align-items:baseline}
.scheme ul{list-style:none;margin:0;padding:0;display:grid;gap:4px;font-size:.9rem}
.scheme li{display:flex;gap:10px;align-items:baseline}
.scheme li i{font-style:normal;font-family:var(--mono);font-weight:700;color:var(--mark);min-width:2.4ch}
.hist{display:grid;gap:6px;margin-top:6px}
.spark-mini{width:100%;height:70px;display:block}
.spark-mini .ln{stroke:var(--accent);stroke-width:2.5;stroke-linejoin:round}
.spark-mini .pt{fill:var(--mark);stroke:var(--sheet);stroke-width:2}
/* teacher band */
.band.tch{background:var(--sheet);border:0;padding-block:96px;margin-block:40px 48px}
.tch-inner{display:grid;gap:28px;align-items:center}
@media (min-width:860px){.tch-inner{grid-template-columns:.9fr 1.1fr;gap:56px}}
.tch-photo{aspect-ratio:5/4}
.tch-text{display:grid;gap:12px}
.team{max-width:var(--max,1120px);margin:56px auto 0}.team h3{font-size:1.35rem;margin:0 0 18px}
.team-grid{list-style:none;margin:0;padding:0;display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}
.team-card{display:flex;gap:14px;align-items:flex-start;background:var(--bg);border:1px solid var(--line);border-radius:18px;padding:16px}
.team-card img,.team-ini{width:72px;height:72px;border-radius:50%;flex:none;object-fit:cover}
.team-ini{display:grid;place-items:center;background:var(--accent);color:var(--accent-ink,#fff);font-weight:800;font-size:1.3rem;letter-spacing:.02em}
.team-card b{display:block;font-size:1.05rem}.team-role{display:block;font-size:.85rem;font-weight:700;color:var(--warn);margin:2px 0 6px}.team-card p{margin:0;font-size:.92rem;color:var(--muted);line-height:1.5}
.tch-text h2{font-size:clamp(1.6rem,3.4vw,2.2rem);letter-spacing:-.025em}
.tch-text p{margin:0;color:var(--muted);font-size:1.06rem;max-width:52ch}
.checks{list-style:none;margin:6px 0 0;padding:0;display:grid;gap:10px}
.checks li{display:flex;gap:12px;align-items:flex-start;font-weight:600}
.checks svg{flex:none;width:22px;height:22px;padding:3px;border-radius:50%;background:var(--good-bg);color:var(--good);margin-top:1px}
/* comparison */
.cmp{padding-block:8px 24px}
.cmp-wrap{padding:0;overflow-x:auto}
.cmp-table{width:100%;border-collapse:collapse}
@media (max-width:600px){.cmp-table{table-layout:fixed}.cmp-table th:first-child{width:38%}.cmp-table th,.cmp-table td{padding:12px 4px}.cmp-table tbody th{font-size:.86rem;padding-inline-start:12px;line-height:1.3}.cmp-table thead th{font-size:.64rem;letter-spacing:0;overflow-wrap:anywhere;padding-inline:3px}.cmp-table thead .us{font-size:.72rem}.cmp-table td svg{width:20px;height:20px}}
.cmp-table th,.cmp-table td{padding:14px 16px;border-bottom:1px solid var(--line);text-align:center;vertical-align:middle}
.cmp-table thead th{font-size:.82rem;letter-spacing:.04em;text-transform:uppercase;color:var(--muted);font-weight:700}
html[lang="tr"] .cmp-table thead th{text-transform:none;letter-spacing:0}
.cmp-table tbody th{text-align:start;font-weight:600;color:var(--ink)}
.cmp-table tr:last-child td,.cmp-table tr:last-child th{border-bottom:0}
.cmp-table .us{background:color-mix(in srgb,var(--accent) 7%,transparent)}
.cmp-table thead .us{color:var(--accent);font-size:.95rem;text-transform:none;letter-spacing:0;font-weight:800}
.cmp-table td svg{width:22px;height:22px;padding:3px;border-radius:50%}
.cmp-table td.yes svg{background:var(--good-bg);color:var(--good)}
.cmp-table td.no svg{background:var(--bad-bg);color:var(--bad);opacity:.8}
.cmp-table td.some svg{background:var(--warn-bg);color:var(--warn)}
.cmp-table td.us.yes svg{background:var(--good);color:#fff}
/* mobile menu */
.menu-btn{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);background:var(--sheet);color:var(--ink);padding:0;place-items:center;flex:none}
.menu-btn svg{width:22px;height:22px}
.menu-btn .mi-close{display:none}
.site.open .menu-btn .mi-open{display:none}.site.open .menu-btn .mi-close{display:block}
@media (max-width:900px){
  .site-row{flex-wrap:nowrap}
  .menu-btn{display:grid;margin-inline-start:auto}
  .site-tools{display:none;position:absolute;inset-inline:0;top:100%;background:var(--sheet);border-bottom:1px solid var(--line);padding:12px 16px 18px;flex-direction:column;align-items:stretch;gap:12px;box-shadow:0 18px 40px rgba(15,27,45,.14);max-height:calc(100vh - 70px);overflow:auto}
  .site.open .site-tools{display:flex}
  .site-nav{flex-direction:column;align-items:stretch;gap:2px;font-size:1rem}
  .site-nav a,.nav-linkbtn{padding:.6rem .5rem;border-radius:8px;opacity:1}
  .site-nav a:hover,.nav-linkbtn:hover{background:var(--soft)}
  .site-nav a.btn{text-align:center;margin-top:8px;padding:.7rem}
  .nav-form{display:block}.nav-linkbtn{width:100%;text-align:start}
  .lang-form{display:flex;gap:10px;align-items:center;padding-top:10px;border-top:1px solid var(--line)}
  .lang-form select{flex:1}
  .site-tools .theme-btn{align-self:flex-start}
  body.exam-page .site-tools{position:static;box-shadow:none}
}
@media (min-width:901px){.site-tools{display:flex!important}}
/* auth: Apple button, verification banner */
.btn.google.apple{background:#000;color:#fff;border-color:#000}
.btn.google.apple:hover{border-color:#000;background:#1a1a1a}
.verify-bar{display:flex;gap:10px 16px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.verify-bar .linkbtn{font-size:.88rem;color:inherit}

/* Model answers in the questionbank: tables (scoring candidates, data) get borders and padding */
.bk-model table{border-collapse:collapse;margin:.4em 0}.bk-model td,.bk-model th{border:1px solid var(--line);padding:.3em .6em}
/* AP figures and long equations on phones */
.bk-stem svg,.bk-pstem svg,.bk-model svg,.bk-opt svg,.stem svg,.opt svg,.expl svg{max-width:100%;height:auto}
/* KaTeX draws roots and wide accents as stretched SVGs: the diagram rule above must not touch them (height:auto collapses the root sign in Safari and Firefox) */
.bk-stem .katex svg,.bk-pstem .katex svg,.bk-model .katex svg,.bk-opt .katex svg,.stem .katex svg,.opt .katex svg,.expl .katex svg,.bk-feedback .katex svg,.bk-scheme .katex svg{max-width:none;height:inherit}
.katex-display{overflow-x:auto;overflow-y:hidden;padding:2px 0}
.bk-q>*,.bk-part>*,.bk-phead>*{min-width:0}
/* Student dashboard: programs */
.dash-simple{display:grid;gap:18px;padding-top:20px;max-width:960px}
.prog-grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
.prog-card{display:grid;grid-template-columns:minmax(0,1fr);gap:10px;align-content:start;text-decoration:none;color:var(--ink);padding:18px 20px;transition:border-color .15s,transform .15s}
.prog-card:hover,.prog-card:focus-visible{border-color:var(--accent);transform:translateY(-1px)}
.prog-top{display:flex;justify-content:space-between;align-items:center;gap:8px}
.prog-name{font-family:var(--display);font-weight:800;font-size:1.35rem;letter-spacing:-.01em}
.prog-courses{display:block;line-height:1.4}
.prog-foot{display:flex;justify-content:space-between;align-items:center;gap:10px;border-top:1px solid var(--line);padding-top:10px;margin-top:2px}
.prog-foot .small{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.prog-go{color:var(--accent);font-weight:800;flex:none}
[dir=rtl] .prog-go,[dir=rtl] .continue-go{transform:scaleX(-1)}
.tip-card{display:flex;align-items:center;gap:14px;text-decoration:none;color:var(--ink);padding:14px 18px}
.tip-card:hover{border-color:var(--accent)}
.tip-ico{flex:none;width:38px;height:38px;border-radius:10px;display:grid;place-items:center;background:var(--soft);color:var(--mark)}
.tip-ico svg{width:20px;height:20px}
.tip-txt{display:grid;gap:2px;flex:1;min-width:0}
.reco-row{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.reco-row .chip{text-decoration:none}
.back-link{text-decoration:none;justify-self:start}
.pg-h{font-size:1.15rem;display:flex;gap:12px;align-items:baseline;flex-wrap:wrap;margin:6px 0 -4px}
.pg-h .small{font-weight:600}
.prog-card>*{min-width:0}
.prog-card.teaser{border-style:dashed;box-shadow:none;background:transparent}
.prog-card.teaser .prog-name{color:var(--muted)}
.acc-courses{border:0;padding:12px 0 0;margin:0;border-top:1px solid var(--line);min-width:0}
.acc-courses h3{font-size:1rem}
.lab-title{letter-spacing:-.02em}
.lab-title::after{content:"";display:inline-block;width:.32em;height:.32em;border-radius:50%;background:var(--mark);margin-inline-start:.12em;vertical-align:.12em}
.dash-head .lede{margin:2px 0 0}
.prog-card.add{place-content:center;text-align:center;min-height:120px}
.prog-card.add .prog-top{justify-content:center}
.prog-card.add .prog-name{color:var(--accent);font-size:1.1rem}
.pg-title{gap:12px;flex-wrap:wrap;align-items:center}
/* Pricing on package cards and checkout */
.price-rows{display:grid;gap:10px}
.price-row{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;padding:10px 0;border-top:1px solid var(--line)}
.price-row:first-child{border-top:0;padding-top:2px}
.price-row .price{font-family:var(--display);font-size:1.25rem}
.price-row .price s{color:var(--muted);margin-inline-end:4px}
.price-row .small{display:block}
.per-mock{color:var(--mark)}
.upgrade-note{margin:0;color:var(--mark)}
.pkg-all{border-color:var(--mark)}
.pkg-group select{width:100%}
.pay-code .linkbox,.pay-cur .filters{margin:0}
.pay-cur .filters a{text-decoration:none}
.chip.cd{background:var(--soft);color:var(--mark)}
/* My Lab: countdown and weekly goal */
.lab-strip{display:flex;gap:18px;align-items:stretch;flex-wrap:wrap;padding:14px 18px}
.lab-cd{display:grid;align-content:center;gap:2px;padding-inline-end:18px;border-inline-end:1px solid var(--line);min-width:120px}
.lab-cd b{font-family:var(--display);font-size:2rem;line-height:1;color:var(--mark)}
.lab-goal{flex:1;min-width:220px;display:grid;gap:8px}
.goal-form{gap:6px;align-items:center;flex-wrap:nowrap}
.goal-form select{width:auto;padding:.25rem .5rem}
.goal-won{margin:0;color:var(--good);font-weight:700}
@media (max-width:560px){.lab-cd{border-inline-end:0;padding:0;border-bottom:1px solid var(--line);padding-bottom:10px;width:100%}}
.price-row .price .small{display:inline;font-family:var(--body)}
@media (min-width:900px){.pay-grid{grid-template-columns:minmax(340px,1.15fr) 2fr}}
.pay-sum .kv{grid-template-columns:auto 1fr}.pay-sum .kv dd{margin:0;text-align:end;font-weight:600}.pay-sum .kv dd.pay-amount{font-size:1.35rem}
.bk-price{color:var(--mark);font-weight:700}.course-offers .price-row b{display:block;font-size:.92rem}.course-offers .price{font-size:1.05rem}
.tbl .small.bad{color:var(--bad);font-weight:600}
.bill-box [hidden]{display:none!important}.bill-box{border:1px solid var(--line,rgba(127,127,127,.3));border-radius:12px;padding:12px 14px;margin:0}.bill-box legend{padding:0 6px}

/* ---------- Pricing page: exam tabs, plan cards with a period switch, comparison ---------- */
.pr-hero{display:grid;gap:10px;padding:28px 0 20px;justify-items:start}
.pr-hero h1{font-size:clamp(2rem,6vw,3rem)}
.pr-trust{list-style:none;margin:6px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:8px 18px;font-size:.9rem;font-weight:600;color:var(--ink)}
.pr-trust li{display:flex;align-items:center;gap:7px}
.pr-trust svg{width:18px;height:18px;flex:none;fill:none;stroke:var(--good);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.pr-cur{display:flex;align-items:center;gap:10px;margin-top:4px}
.pr{display:grid;gap:22px}
.pr-tabs{display:flex;gap:6px;flex-wrap:wrap;padding:6px;border-radius:16px;background:var(--sheet);border:1px solid var(--line);box-shadow:var(--shadow);justify-self:start;max-width:100%}
.pr-tabs a{padding:.55rem 1.05rem;border-radius:11px;font-weight:800;font-size:.95rem;color:var(--muted);text-decoration:none;white-space:nowrap}
.pr-tabs a:hover{color:var(--ink);background:var(--soft)}
.pr-tabs a[aria-selected=true]{background:var(--accent);color:var(--accent-ink)}
.pr-panel{display:grid;gap:28px}
.pr-panel[hidden]{display:none}
.pr-grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));align-items:stretch}
.pr-grid.n1{grid-template-columns:minmax(0,420px)}
.pr-grid.n2{grid-template-columns:repeat(auto-fit,minmax(280px,420px))}
.pr-card{position:relative;display:flex;flex-direction:column;gap:16px;background:var(--sheet);border:1px solid var(--line);border-radius:20px;padding:26px 24px 22px;box-shadow:var(--shadow)}
.pr-card.best{border:2px solid var(--accent);padding:25px 23px 21px}
.pr-card.owned{border-color:var(--good)}
.pr-ribbon{position:absolute;top:-12px;inset-inline-start:22px;background:var(--mark);color:#1b1305;font-size:.74rem;font-weight:800;letter-spacing:.04em;text-transform:uppercase;padding:.22rem .7rem;border-radius:999px}
.pr-top{display:grid;gap:6px}
.pr-top h3{font-size:1.28rem;letter-spacing:-.01em}
.pr-top p{margin:0;color:var(--muted);font-size:.92rem}
.pr-switch{display:flex;gap:3px;padding:3px;border-radius:12px;background:var(--soft)}
.pr-switch button{flex:1;border:0;background:transparent;color:var(--muted);font-weight:700;font-size:.85rem;padding:.45rem .5rem;border-radius:9px;white-space:nowrap}
.pr-switch button[aria-checked=true]{background:var(--sheet);color:var(--ink);box-shadow:var(--shadow)}
.pr-price{display:grid;gap:2px}
.pr-price .amt{font-family:var(--display);font-size:2.3rem;font-weight:800;letter-spacing:-.03em;color:var(--ink);line-height:1.1}
.pr-price .list{color:var(--muted);font-size:1rem;margin-inline-end:4px}
.pr-price .per{color:var(--good);font-weight:700}
.pr-price [hidden]{display:none}
.pr-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(92px,1fr));gap:8px}
.pr-stats div{display:grid;gap:0;padding:.6rem .7rem;border-radius:12px;background:var(--soft)}
.pr-stats b{font-family:var(--display);font-size:1.15rem;font-weight:800;color:var(--accent)}
.pr-stats span{font-size:.74rem;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.03em;line-height:1.25}
.pr-feat{list-style:none;margin:0;padding:0;display:grid;gap:8px;font-size:.92rem}
.pr-feat li{position:relative;padding-inline-start:26px}
.pr-feat li::before{content:"";position:absolute;inset-inline-start:0;top:.2em;width:17px;height:17px;border-radius:50%;background:var(--good-bg) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23167a4a' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 12.5l4 4 8-9'/%3E%3C/svg%3E") center/11px no-repeat}
.pr-act{margin-top:auto;display:grid;gap:8px}
.pr-act .btn{width:100%;justify-content:center;padding-block:.8rem;font-size:1rem}
.pr-act .btn.is-off{opacity:.55}
.pr-act form{display:grid;gap:8px}
.pr-act .buy-link{justify-items:center}
.pr-pick{border:0;margin:0;padding:0;display:grid;gap:6px;max-height:300px;overflow:auto}
.pr-pick legend{padding:0;margin-bottom:6px;font-weight:700}
.pr-opt{display:flex;align-items:center;gap:10px;border:1px solid var(--line);border-radius:12px;padding:.55rem .75rem;cursor:pointer}
.pr-opt:has(input:checked){border-color:var(--accent);background:color-mix(in srgb,var(--accent) 7%,transparent)}
.pr-opt.own{opacity:.65;cursor:default}
.pr-opt input{accent-color:var(--accent);flex:none}
.pr-opt .t{display:grid;flex:1;min-width:0;font-weight:700;font-size:.92rem}
.pr-opt .t .small{font-weight:500;font-size:.78rem}
.pr-opt .p{font-size:.9rem;white-space:nowrap}
.pr-compare{display:grid;gap:12px}
.pr-compare .tbl th[scope=row]{font-weight:700;color:var(--muted);white-space:nowrap}
.pr-compare .tbl td{vertical-align:top}
.pr-compare .yes{color:var(--good);font-weight:800}
.pr-band{display:flex;justify-content:center;margin-top:30px}
@media (max-width:560px){.pr-card{padding:22px 18px 18px}.pr-card.best{padding:21px 17px 17px}.pr-price .amt{font-size:2rem}.pr-tabs{flex-wrap:nowrap;overflow-x:auto;justify-self:stretch}}
.pr-opt input[type=radio]{width:18px;height:18px;min-height:0;margin:0;padding:0;flex:none}
.pr-opt{display:flex !important}
.pr-card > .chip{align-self:flex-start}
.code-cancel summary{list-style:none;cursor:pointer}
.code-cancel summary::-webkit-details-marker{display:none}
.code-cancel[open]{flex-basis:100%}

/* demo */
.demo-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px;align-items:start}
@media(max-width:760px){.demo-grid{grid-template-columns:1fr}}
.demo-cats{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:8px}
.demo-cats .pr-opt input[type=radio]{width:auto;margin:0}
.demo-points .checks li::before{content:"";flex:none;width:10px;height:10px;border-radius:50%;background:var(--accent);margin-top:7px}
.demo-cta{display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;margin-bottom:16px;border:2px solid var(--accent)}
.demo-cta h2{margin:0 0 4px}.demo-cta p{margin:0;color:var(--muted);max-width:56ch}
.demo-chip{align-self:center}
.pr-demo{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin:4px 0 0}

/* landing: richer mocks */
.showcase .mini-q{padding:.42rem .75rem;font-size:.88rem}
.showcase .mock-body{gap:8px}
.mini-q.struck{opacity:.5}
.mini-q.struck>span:not(.l),.mini-q.struck{text-decoration:line-through}
.mtools{display:flex;gap:6px;flex-wrap:wrap}
.mtool{font-size:.72rem;font-weight:700;border:1px solid var(--line);border-radius:6px;padding:.18rem .5rem;color:var(--muted);background:var(--sheet)}
.mtool.on{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.ans-box{border:1px dashed var(--line);border-radius:8px;padding:8px 12px;font-family:var(--mono);font-size:.82rem;line-height:1.6;background:var(--sheet)}
.ai-fb{border-inline-start:3px solid var(--accent);background:var(--soft);border-radius:0 10px 10px 0;padding:10px 14px;display:grid;gap:6px;font-size:.88rem}
.ai-fb ul{list-style:none;margin:0;padding:0;display:grid;gap:4px}
.ai-fb li{display:flex;gap:10px;align-items:baseline}
.ai-fb li i{font-style:normal;font-family:var(--mono);font-weight:700;min-width:4.5ch}
.ai-fb li.ok i{color:var(--good)}.ai-fb li.no i{color:var(--bad)}
.pdf-pages{display:grid;grid-template-columns:1.6fr 1fr;gap:10px}
.pdf-page{background:#fff;color:#1b2333;border:1px solid var(--line);border-radius:6px;padding:12px 14px;font-size:.74rem;line-height:1.45;box-shadow:0 6px 16px rgba(15,27,45,.12);display:grid;gap:6px;align-content:start}
.pdf-page p{margin:0}
.pdf-page.key{background:#fbf7ec}
.pdf-head{display:flex;justify-content:space-between;gap:8px;border-bottom:1px solid #d9dee8;padding-bottom:5px;font-size:.68rem;color:#5a6474}
.pdf-head b{color:#1b2333}
.pdf-lines{display:grid;gap:7px;margin-top:4px}.pdf-lines i{display:block;height:1px;background:#d9dee8}
@media (max-width:560px){.pdf-pages{grid-template-columns:1fr}.pdf-page.key{display:none}}
.bk-aibtn.locked{text-decoration:none;color:#fff}.bk-aibtn .lock{font-size:.8em}

/* ---------- IELTS (computer-delivered look): top bar, part tabs with a number strip at the bottom, split panes ---------- */
body.ielts-page .wrap{max-width:1280px}
body.ielts-page .main{padding-bottom:120px}
body.ielts-page .chat{display:none}
.il-top{position:sticky;top:env(safe-area-inset-top,0px);z-index:6;background:var(--bg);display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap;padding-block:10px;border-bottom:1px solid var(--line);margin-bottom:14px}
.il-top-l{min-width:0}
.il-top-l .secname{font-weight:800;font-family:var(--display);font-size:1.05rem}
.il-plabel{color:var(--accent)}
.il-top-r{display:flex;gap:12px;align-items:center}
.il-audio{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.il-now.on::before{content:"";display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--good);margin-inline-end:6px;vertical-align:middle;animation:ilpulse 1.4s ease-in-out infinite}
.il-now.done{color:var(--warn);font-weight:700}
@keyframes ilpulse{50%{opacity:.25}}
@media (prefers-reduced-motion:reduce){.il-now.on::before,.il-recdot{animation:none!important}}
.il-vol{display:inline-flex;gap:6px;align-items:center}
.il-vol svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2}
.il-vol input{width:110px;accent-color:var(--accent)}
.il-split{display:grid;gap:14px}
.il-pane{min-width:0}
.il-passage .ptext{font-size:1rem;line-height:1.7}
.il-passage h2{margin-bottom:10px}
.il-prompt svg,.il-group svg{max-width:100%;height:auto}
@media (min-width:900px){
  .il-split{grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:start}
  .il-pane{max-height:calc(100vh - 250px);scroll-padding-block:16px 24px;overflow:auto;overscroll-behavior:contain}
}
@media (max-width:899px){.il-split .il-passage{max-height:46vh;overflow:auto}}
.il-single{max-width:860px;margin-inline:auto}
.il-phead{display:flex;justify-content:space-between;align-items:baseline;gap:10px;flex-wrap:wrap;margin-bottom:12px}
.il-group{background:var(--soft);border:1px solid var(--line);border-radius:10px;padding:12px 14px;margin-block:16px 10px}
.il-group h3{margin-bottom:6px}
.il-group table{border-collapse:collapse;width:100%}
.il-group td,.il-group th{border:1px solid var(--line);padding:6px 8px;text-align:start;vertical-align:top}
.il-q{padding-block:10px;border-bottom:1px solid var(--line);scroll-margin-top:120px;border-radius:6px;transition:background-color .4s}
.il-q:last-of-type{border-bottom:0}
.il-q.il-hl{background:var(--warn-bg)}
.il-qh{display:flex;gap:10px;align-items:flex-start;flex-wrap:wrap}
.il-qh .stem{flex:1 1 220px;min-width:0}
.il-qh .stem p{margin:0 0 .3rem}
.il-qn{flex:none;min-width:30px;height:30px;padding-inline:6px;border-radius:6px;display:grid;place-items:center;background:var(--accent);color:var(--accent-ink);font-family:var(--mono);font-weight:700;font-size:.85rem}
.il-flag{flex:none;margin-inline-start:auto;width:32px;height:32px;border-radius:6px;border:1px solid var(--line);background:var(--sheet);color:var(--muted);display:grid;place-items:center;padding:0}
.il-flag svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2;stroke-linejoin:round}
.il-flag.on{color:var(--mark);border-color:var(--mark)}
.il-flag.on svg{fill:currentColor}
.il-opts{display:grid;gap:6px;margin-top:8px;padding-inline-start:40px}
.il-opts.words{display:flex;flex-wrap:wrap;gap:8px}
.il-opt{display:flex;gap:10px;align-items:flex-start;text-align:start;width:100%;padding:.5rem .7rem;border:1px solid var(--line);border-radius:8px;background:var(--sheet);color:var(--ink);cursor:pointer}
.il-opts.words .il-opt{width:auto;font-weight:700;font-size:.9rem;letter-spacing:.02em}
.il-opt:hover{border-color:var(--mark)}
.il-opt .l{flex:none;min-width:24px;height:24px;border-radius:50%;display:grid;place-items:center;background:var(--soft);font-weight:700;font-size:.78rem;padding-inline:3px}
.il-opt.sel{border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent)}
.il-opt.sel .l{background:var(--accent);color:var(--accent-ink)}
.il-opts.words .il-opt.sel{background:var(--accent);color:var(--accent-ink)}
.il-chk input{position:absolute;opacity:0;pointer-events:none}
.il-chk:focus-within{outline:3px solid var(--mark);outline-offset:2px}
.il-chk .l{border-radius:5px}
.il-choose{margin:.2rem 0 0;font-weight:700}
.il-inwrap{display:inline-flex;gap:4px 10px;align-items:center;flex-wrap:wrap;flex:0 1 auto}
.il-gap .il-qh .stem{flex:0 1 auto;align-self:center}
.il-gap .il-inwrap{flex:1 1 200px;min-width:0}
.il-gap .il-qh .stem+.il-inwrap{flex-basis:100%}
@media (min-width:641px){.il-gap .il-qh .stem+.il-inwrap{flex-basis:200px}}
.il-q input.il-in[type=text]{width:100%;max-width:240px;flex:1 1 150px;padding:.38rem .6rem;border:1px solid var(--line);border-bottom:2px solid var(--accent);border-radius:6px;background:var(--sheet);color:var(--ink);font:inherit}
.il-in:focus{outline:2px solid var(--accent);outline-offset:1px}
.il-lim{white-space:nowrap}
.il-anchor{display:block;scroll-margin-top:120px}
.il-pnav{margin-top:18px}
.il-nav{position:fixed;inset-inline:0;bottom:0;z-index:12;background:var(--sheet);border-top:1px solid var(--line);box-shadow:0 -2px 12px rgba(15,27,45,.08);padding-bottom:env(safe-area-inset-bottom,0px)}
.il-nav-in{max-width:1280px;margin:0 auto;display:flex;gap:6px;align-items:stretch;overflow-x:auto;padding:8px 16px}
.il-navp{display:flex;gap:8px;align-items:center;flex:none;border:1px solid var(--line);border-radius:10px;padding:4px 6px}
.il-navp.cur{border-color:var(--accent);flex:1 1 auto}
.il-navl{border:0;background:none;color:var(--ink);padding:.3rem .4rem;white-space:nowrap;text-align:start}
.il-navp.cur .il-navl b{color:var(--accent)}
.il-nums{display:flex;gap:4px;flex-wrap:wrap}
.il-nums button{width:30px;height:30px;border-radius:6px;border:1px solid var(--line);background:var(--sheet);color:var(--ink);font-family:var(--mono);font-size:.78rem;padding:0;position:relative}
.il-nums button.ans{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
.il-nums button.flag::after{content:"";position:absolute;top:-3px;inset-inline-end:-3px;width:9px;height:9px;border-radius:50%;background:var(--mark);border:2px solid var(--sheet)}
@media (max-width:640px){.il-navp:not(.cur) .il-navl .small{display:none}.il-nav-in{padding-inline:10px}.il-opts{padding-inline-start:0}.il-top-r{width:100%;justify-content:space-between}.il-vol input{width:90px}}
.btn.il-big{display:inline-flex;gap:10px;align-items:center;font-size:1.1rem;padding:.95rem 1.6rem}
.btn.il-big svg{width:22px;height:22px}
.il-resume .sheet{max-width:440px}
.il-wpane{display:grid;gap:10px}
.il-essay{width:100%;min-height:min(56vh,520px);resize:vertical;padding:12px 14px;border:1px solid var(--line);border-radius:10px;background:var(--sheet);color:var(--ink);font:inherit;font-size:1rem;line-height:1.65}
.il-essay:focus{outline:2px solid var(--accent);outline-offset:1px}
#wc.bad{color:var(--bad)}
.il-speak{max-width:760px;margin-inline:auto}
.il-sq{font-size:1.25rem;font-weight:700;line-height:1.4}
.il-cue{border:2px solid var(--accent);border-radius:12px;padding:14px 18px;background:var(--soft)}
.il-cue ul{margin:.3rem 0;padding-inline-start:1.2rem}
.il-cue p{margin:.3rem 0}
.il-count{font-family:var(--mono);font-size:2.4rem;font-weight:700;color:var(--accent)}
.il-rec{display:flex;gap:10px;align-items:center;font-size:1.05rem}
.il-rec .num{font-family:var(--mono);font-weight:700}
.il-recdot{width:14px;height:14px;border-radius:50%;background:var(--bad);animation:ilpulse 1s ease-in-out infinite}
.il-live{background:var(--soft);border-radius:10px;padding:10px 12px;min-height:64px}
.il-live p{margin:.2rem 0 0}
.il-notes{width:100%;min-height:110px;padding:10px;border:1px solid var(--line);border-radius:8px;background:var(--sheet);color:var(--ink);font:inherit}
.il-sprog{display:flex;gap:4px;max-width:760px;margin:14px auto 0}
.il-sprog span{flex:1;height:5px;border-radius:3px;background:var(--line)}
.il-sprog span.done{background:var(--accent)}
.il-sprog span.cur{background:var(--mark)}
.il-mic svg,#mtest svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2;vertical-align:-3px;margin-inline-end:6px}
.il-mic audio{width:100%;max-width:420px}
/* review */
.il-bands{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
@media (min-width:700px){.il-bands{grid-template-columns:repeat(5,minmax(0,1fr))}}
.il-band{border:1px solid var(--line);border-radius:12px;padding:12px 14px;display:grid;gap:2px;background:var(--sheet)}
.il-band b{font-size:1.9rem;font-family:var(--display);font-weight:800;line-height:1.1}
.il-band.all{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
.il-band.all .small,.il-band.all .eyebrow{color:var(--accent-ink);opacity:.85}
.il-band.pend b{font-size:1.1rem;color:var(--muted);padding-block:.45rem}
.il-band.all.pend b{color:var(--accent-ink)}
@media (max-width:699px){.il-band.all{grid-column:1/-1}}
.il-rtbl td{vertical-align:top}
.il-rtbl .ok{color:var(--good);font-weight:700}
.il-rtbl .no{color:var(--bad);font-weight:700}
.il-rtbl details summary{cursor:pointer;color:var(--accent);font-size:.85rem}
.il-crit{display:grid;gap:8px}
.il-crit>div{display:grid;grid-template-columns:auto 1fr;gap:4px 12px;align-items:start;border:1px solid var(--line);border-radius:10px;padding:10px 12px}
.il-crit .cb{font-family:var(--display);font-weight:800;font-size:1.4rem;min-width:2ch;text-align:center;color:var(--accent)}
.il-essay-view{white-space:pre-wrap;background:var(--soft);border-radius:10px;padding:12px 14px;line-height:1.65}
.il-mark-st{min-height:1.4em}
.il-srow{display:grid;gap:6px;border-top:1px solid var(--line);padding-top:10px}
.il-srow audio{width:100%;max-width:420px;height:36px}
.il-mic [hidden],.il-speak [hidden]{display:none!important}
@media (max-width:640px){.il-gap .il-qh .stem{flex:1 1 0}.il-gap .stem~.il-flag{order:2}.il-gap .stem~.il-inwrap{order:3;padding-inline-start:40px}}

/* Content philosophy page */
.cp-block{margin-block:36px}.cp-block h2{font-size:1.4rem;margin:0 0 14px}
.cp-grid{list-style:none;margin:0;padding:0;display:grid;gap:14px}
@media (min-width:640px){.cp-grid,.cp-team .team-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
.cp-card{padding:18px}.cp-card b{display:block;font-size:1.05rem;margin-bottom:6px}.cp-card p{margin:0;color:var(--muted);line-height:1.55}
.cp-steps{list-style:none;margin:0;padding:0;display:grid;gap:10px}.cp-steps li{display:flex;gap:14px;align-items:flex-start;padding:16px 18px}
.cp-n{width:34px;height:34px;border-radius:50%;background:var(--accent);color:var(--accent-ink);display:grid;place-items:center;font-weight:800;flex:none}
.cp-steps b{display:block;margin-bottom:4px}.cp-steps p{margin:0;color:var(--muted);line-height:1.55}
.cp-team .team{margin-top:0}.cp-fix{padding:22px}.cp-fix h2{margin-top:0}
.more-link{font-weight:700;color:var(--accent);text-decoration:none;margin-top:6px;display:inline-block}.more-link:hover{text-decoration:underline}

.pr-price .save{display:block;color:var(--good);font-weight:700}

/* Pages opened from the mobile app (app_open.php): no site menu or footer, the app has its own */
body.in-app header.site,body.in-app footer.site-foot,body.in-app .chat-fab{display:none!important}
/* Charts and figures inside questions, passages, options and explanations shrink to fit narrow screens */
.stem svg[viewBox],.ptext svg[viewBox],.opt svg[viewBox],.ropts svg[viewBox],.expl svg[viewBox],.passage svg[viewBox],.split-p svg[viewBox],.bk-q svg[viewBox]{max-width:100%;height:auto}
.stem .katex svg,.ptext .katex svg,.opt .katex svg,.ropts .katex svg,.expl .katex svg,.passage .katex svg,.split-p .katex svg,.bk-q .katex svg{max-width:none;height:inherit}
.stem table,.ptext table{max-width:100%}

/* Exams page: soft colour band per exam and a small country flag (own drawings; no exam body logos) */
.cat-grp{font-size:.95rem;color:var(--muted);margin:22px 0 10px;font-weight:700}
.cat-grp:first-of-type{margin-top:4px}
.cat-card.cc{padding:0;overflow:hidden;gap:0}
.cc{--cc:var(--accent);--cc-soft:var(--soft)}
.cc-band{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 18px;background:var(--cc-soft);border-bottom:3px solid var(--cc)}
.cc-head{display:grid;gap:2px;min-width:0}
.cc-badge{color:var(--cc);font-weight:900;line-height:1.15}
.cc-meta{font-size:.82rem;font-weight:700;color:var(--muted)}
.cc-flag{flex:none;border-radius:3px;color:var(--cc)}
.cc-body{display:grid;gap:10px;padding:14px 18px 16px;align-content:space-between;height:100%}
.cc-foot{gap:8px;align-items:center;flex-wrap:wrap}
.cc-go{margin-inline-start:auto;color:var(--cc);font-weight:800}
html[dir="rtl"] .cc-go{transform:scaleX(-1)}
.cat-card.cc:hover{border-color:var(--cc)}
.cc-imat{--cc:#0f6b5e;--cc-soft:#eaf6f3}.cc-privmed{--cc:#a8324f;--cc-soft:#fcf0f3}.cc-cents{--cc:#3a4bb0;--cc-soft:#eff1fc}.cc-bocconi{--cc:#9a4a0b;--cc-soft:#fdf4ea}
.cc-til{--cc:#7a3aa8;--cc-soft:#f6eefb}.cc-tolc{--cc:#2f6f3e;--cc-soft:#ecf6ee}.cc-sat{--cc:#1c4fc4;--cc-soft:#edf2fd}.cc-ap{--cc:#14325c;--cc-soft:#edf1f7}
.cc-ielts{--cc:#a3261f;--cc-soft:#fcefee}.cc-ib{--cc:#5b2fb5;--cc-soft:#f3effc}.cc-alevel{--cc:#6b5a10;--cc-soft:#f8f4e3}.cc-igcse{--cc:#4f6312;--cc-soft:#f2f6e3}.cc-yos{--cc:#b4342a;--cc-soft:#fbecea}
:root[data-theme="dark"] .cc-imat{--cc:#5fd3bf;--cc-soft:#10302b}:root[data-theme="dark"] .cc-privmed{--cc:#f08aa3;--cc-soft:#3a1822}:root[data-theme="dark"] .cc-cents{--cc:#9aa6f5;--cc-soft:#1c2148}:root[data-theme="dark"] .cc-bocconi{--cc:#f0a868;--cc-soft:#3a2410}:root[data-theme="dark"] .cc-til{--cc:#d0a3f0;--cc-soft:#2c1a3b}:root[data-theme="dark"] .cc-tolc{--cc:#86d59a;--cc-soft:#14301c}:root[data-theme="dark"] .cc-sat{--cc:#8fb0f5;--cc-soft:#172447}:root[data-theme="dark"] .cc-ap{--cc:#a9c1e8;--cc-soft:#18253b}:root[data-theme="dark"] .cc-ielts{--cc:#f19387;--cc-soft:#3a1a17}:root[data-theme="dark"] .cc-ib{--cc:#b79cf2;--cc-soft:#271c45}:root[data-theme="dark"] .cc-alevel{--cc:#e3cf73;--cc-soft:#2f2a10}:root[data-theme="dark"] .cc-igcse{--cc:#c6dc7a;--cc-soft:#262e10}:root[data-theme="dark"] .cc-yos{--cc:#f19387;--cc-soft:#3a1a17}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .cc-imat{--cc:#5fd3bf;--cc-soft:#10302b}:root:not([data-theme="light"]) .cc-privmed{--cc:#f08aa3;--cc-soft:#3a1822}:root:not([data-theme="light"]) .cc-cents{--cc:#9aa6f5;--cc-soft:#1c2148}:root:not([data-theme="light"]) .cc-bocconi{--cc:#f0a868;--cc-soft:#3a2410}:root:not([data-theme="light"]) .cc-til{--cc:#d0a3f0;--cc-soft:#2c1a3b}:root:not([data-theme="light"]) .cc-tolc{--cc:#86d59a;--cc-soft:#14301c}:root:not([data-theme="light"]) .cc-sat{--cc:#8fb0f5;--cc-soft:#172447}:root:not([data-theme="light"]) .cc-ap{--cc:#a9c1e8;--cc-soft:#18253b}:root:not([data-theme="light"]) .cc-ielts{--cc:#f19387;--cc-soft:#3a1a17}:root:not([data-theme="light"]) .cc-ib{--cc:#b79cf2;--cc-soft:#271c45}:root:not([data-theme="light"]) .cc-alevel{--cc:#e3cf73;--cc-soft:#2f2a10}:root:not([data-theme="light"]) .cc-igcse{--cc:#c6dc7a;--cc-soft:#262e10}:root:not([data-theme="light"]) .cc-yos{--cc:#f19387;--cc-soft:#3a1a17}}
.pr-tabs a.cc[aria-selected=true]{background:var(--cc);color:var(--sheet)}
.brand-lab{display:inline-block;background:#c9973a;color:#14325c;padding:0 .24em;margin-inline-start:.1em;border-radius:.24em;line-height:1.25}
.brand-text{row-gap:.3em}
.brand-sub{margin-top:.05em}
.foot-social{display:flex;gap:10px;margin-top:12px}
.foot-social a{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:10px;background:rgba(255,255,255,.07);color:var(--foot-ink)}
.foot-social a:hover{background:rgba(255,255,255,.14);color:var(--foot-head)}
/* by IBG Academy: normal yazım, her dilde */
.brand-sub,html[lang] .brand-sub{text-transform:none;letter-spacing:.03em}
.back-link{display:inline-flex;gap:6px;align-items:center;padding-top:22px;color:var(--muted);text-decoration:none}
.back-link:hover{color:var(--ink,inherit)}
.page-head:first-child,.ex-hero:first-child{padding-top:22px}

/* ---------- IB mock papers (exam mode "ibpaper"): one scrolling paper, then the marking screen ---------- */
.ibp{display:grid;gap:16px}
.ibp-head h1{font-size:clamp(1.35rem,4.5vw,1.9rem)}
.ibp-chips{gap:6px}
.ibp-paper{padding:10px 12px;border:1px dashed var(--line);border-radius:10px;background:var(--soft)}
.ibp-bar{margin-bottom:0}
.ibp-bar .exam-bar-top{flex-wrap:wrap}
.ibp-save{min-width:0}
.ibp-save.retry,.ibp-save.error{color:var(--bad)}
.ibp-note{margin:8px 0 0}
.ibp-sec{display:grid;gap:18px}
.ibp-sechead{display:flex;justify-content:space-between;align-items:baseline;gap:10px;flex-wrap:wrap;border-bottom:2px solid var(--line);padding-bottom:8px}
.ibp-instr p{margin:0}
.ibp-q{display:grid;gap:12px;border-top:1px solid var(--line);padding-top:16px;min-width:0;transition:opacity .15s}
.ibp-sechead+.ibp-q,.ibp-instr+.ibp-q{border-top:0;padding-top:0}
.ibp-q.dim{opacity:.55}
.ibp-q>*{min-width:0}
.ibp-qhead{display:flex;gap:10px;align-items:baseline;flex-wrap:wrap}
.ibp-qhead h3{font-size:1.05rem}
.ibp-mk{font-family:var(--mono);font-size:.85rem;color:var(--muted);white-space:nowrap}
.ibp-qhead .ibp-mk{margin-inline-end:auto}
.ibp-pick{font-size:.88rem;font-weight:600;align-items:center}
.ibp-pick input{margin-top:0}
.ibp-part{display:grid;gap:8px;min-width:0}
.ibp-phead{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:10px;align-items:baseline}
.ibp-phead .stem p:last-child{margin-bottom:0}
.ibp-pl{font-family:var(--mono);font-size:.92rem}
.ibp-ta{min-height:90px;resize:vertical;line-height:1.5;background:var(--sheet)}
body.ibp-onpaper .ibp-ta{display:none}
.ibp-mc{border:0;margin:0;padding:0;display:grid;gap:8px;min-width:0}
.ibp-mc .opt{cursor:pointer}
.ibp-mc .opt:focus-within{outline:3px solid var(--mark);outline-offset:2px}
.ibp-end{align-items:center}
.ibp-stem svg,.ibp-part svg{max-width:100%;height:auto}
.ibp-stem .katex svg,.ibp-part .katex svg{max-width:none;height:inherit}
.ibp-stem table,.ibp-part table{border-collapse:collapse;margin:.4em 0}
.ibp-stem td,.ibp-stem th,.ibp-part td,.ibp-part th{border:1px solid var(--line);padding:.3em .6em}
.ibp-ans{white-space:pre-wrap;overflow-wrap:anywhere;background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:10px 12px;font-size:.95rem}
.ibp-ans.empty{font-style:italic}
.ibm-score{gap:8px;align-items:center}
.ibm-score input{width:5.5em;padding:.35rem .5rem}
.ibm-qs{margin-inline-start:auto}
.ibp-qhead .ibp-pick+.ibm-qs{margin-inline-start:0}
.ibr-score .big{font-family:var(--display);font-size:2.4rem;font-weight:800;line-height:1}
.ibr-score .mid{font-family:var(--display);font-size:1.8rem;font-weight:800;line-height:1}
.ibr-grade{font-family:var(--display);font-size:2.4rem;font-weight:800;line-height:1;color:var(--mark)}
.tbl tr.ibr-off td{color:var(--muted)}
.tbl tr.ibr-sum td{background:var(--soft)}
.ibr-q.ibr-off{opacity:.7}
.ibr-sec{margin-top:8px}
.ibr-line{display:flex;gap:10px;align-items:baseline}
.ibr-tick{flex:none;width:18px;color:var(--good);font-weight:800}
.ibr-line:not(.on){color:var(--muted)}
.ibr-bar{display:inline-block;width:70px;vertical-align:middle}
/* exam page list of the papers */
.ibp-list .ibp-course{gap:12px}
.ibp-level{display:grid;gap:6px}
.ibp-rows{list-style:none;margin:0;padding:0;display:grid}
.ibp-row{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;padding:10px 0;border-top:1px solid var(--line)}
.ibp-row-main{display:grid;gap:2px;min-width:0}
.ibp-row-act{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.ibp-row-act form{margin:0}
@media (max-width:560px){.ibp-phead{grid-template-columns:auto minmax(0,1fr)}.ibp-phead .ibp-mk{grid-column:2}.ibr-score{gap:18px}}
.ibp-page .bk-feedback[hidden]{display:none}