:root{
  --paper:#f6f0e1; --paper2:#efe6cf; --card:#fffdf4; --ink:#2b2118; --ink-soft:#5a4a38;
  --gold:#a67c2e; --gold-soft:#c9a45c; --line:#d9c9a3; --wine:#7b2d26; --sage:#48664c;
  --good-text:#48664c; --bad-text:#7b2d26; --sel-text:#f3e9cf;
  --panel:#f4ecd8; --panel2:#fbf6e8; --track:#e6dcc2;
  --arc:#7b2d26; --arc2:#48664c; --mode:#a67c2e;
  --glow:#fbf7ea;
  --shadow:0 2px 14px rgba(74,58,32,.10);
  --target:#7b2d26; --target-bg:transparent;
}
body.dark{
  --paper:#0d141e; --paper2:#090e15; --card:#111b2a; --ink:#e9dfc8; --ink-soft:#b4a583;
  --gold:#c9a45c; --gold-soft:#a67c2e; --line:#1f3452; --wine:#8a3a31; --sage:#4f7355;
  --good-text:#8fbf95; --bad-text:#e08373; --sel-text:#0d141e;
  --panel:#142236; --panel2:#121f30; --track:#18273b;
  --arc:#e08373; --arc2:#8fbf95; --mode:#c9a45c;
  --glow:#0f1a29;
  --shadow:0 2px 14px rgba(0,0,0,.45);
  --target:#f0d48a; --target-bg:rgba(201,164,92,.22);
}
*{box-sizing:border-box; margin:0; padding:0}
html{
  min-height:100%;
  background:#f6f0e1;
  color-scheme:light;
  scrollbar-color:#c9a45c #e6dcc2;
  scrollbar-width:thin;
}
html:has(body.dark){
  background:#0d141e;
  color-scheme:dark;
  scrollbar-color:#8a7a55 #0f1a29;
}
::-webkit-scrollbar{width:12px; height:12px}
::-webkit-scrollbar-track{background:#e6dcc2}
::-webkit-scrollbar-thumb{background:#c9a45c; border-radius:8px; border:3px solid #e6dcc2}
::-webkit-scrollbar-thumb:hover{background:#a67c2e}
html:has(body.dark)::-webkit-scrollbar-track{background:#0f1a29}
html:has(body.dark)::-webkit-scrollbar-thumb{background:#1f3452; border-color:#0f1a29}
html:has(body.dark)::-webkit-scrollbar-thumb:hover{background:#c9a45c}
body{
  font-family:'EB Garamond', Georgia, 'Times New Roman', serif;
  color:var(--ink); min-height:100vh; font-size:19px; line-height:1.5;
  transition:color .25s;
  background:var(--paper);
}
/* Top-right: play+speed unit, then dark alone at far right */
.top-right-controls{
  position:fixed; top:14px; right:16px;
  display:flex; align-items:center; gap:8px; z-index:50;
}
.top-right-controls #dark-toggle{
  position:static; top:auto; right:auto;
}
#dark-toggle{
  width:44px; height:44px; border-radius:50%;
  border:1px solid var(--line); background:var(--card); color:var(--gold); font-size:20px;
  cursor:pointer; box-shadow:var(--shadow); transition:transform .15s;
}
#dark-toggle:hover{transform:scale(1.08)}
.speak-unit{
  display:inline-flex; align-items:stretch; position:relative;
  height:44px; border:1px solid var(--line); background:var(--card);
  border-radius:22px; box-shadow:var(--shadow); z-index:51;
}
#speak-toggle{
  width:44px; border:none; background:transparent; color:var(--gold);
  font-size:15px; cursor:pointer; box-shadow:none;
  border-radius:22px 0 0 22px;
  display:flex; align-items:center; justify-content:center; line-height:1;
  flex-shrink:0; transition:background .15s, color .15s;
}
#speak-toggle.speaking{
  background:var(--gold); color:#fff;
}
#speak-toggle:hover, .speak-rate-btn:hover, .speak-rate.open .speak-rate-btn{
  background:var(--panel); color:var(--ink);
}
#speak-toggle.speaking:hover{
  background:var(--gold); color:#fff;
}
.speak-rate{display:flex; position:relative;}
.speak-rate-btn{
  display:inline-flex; align-items:center; justify-content:center;
  height:100%; min-width:28px; border:none; border-left:1px solid var(--line);
  background:transparent; color:var(--gold);
  font-size:11px; border-radius:0 22px 22px 0; padding:0 10px;
  box-shadow:none; cursor:pointer; appearance:none; -webkit-appearance:none;
  transition:background .15s, color .15s;
}
.speak-rate-menu{
  position:absolute; top:calc(100% + 6px); right:0; margin:0; padding:6px;
  list-style:none; min-width:4.5em; background:var(--card);
  border:1px solid var(--line); border-radius:8px; box-shadow:var(--shadow); z-index:60;
}
.speak-rate-menu[hidden]{display:none}
.speak-rate-menu li{
  font-family:'Cinzel',serif; font-size:12px; letter-spacing:.08em;
  padding:7px 12px; border-radius:6px; cursor:pointer; color:var(--ink-soft); white-space:nowrap;
}
.speak-rate-menu li:hover, .speak-rate-menu li:focus{
  background:var(--panel); color:var(--gold);
}
.speak-rate-menu li[aria-selected="true"]{
  color:var(--gold); background:var(--paper2, var(--panel));
}
@media (max-width:420px){
  .top-right-controls{top:12px; right:12px; gap:6px}
  #dark-toggle{width:40px; height:40px; font-size:18px}
  .speak-unit{height:40px; border-radius:20px}
  #speak-toggle{width:40px; font-size:14px; border-radius:20px 0 0 20px}
  .speak-rate-btn{min-width:26px; font-size:10px; padding:0 8px; border-radius:0 20px 20px 0}
}

@media (max-width:420px){
  .act-label,.act-latin,.act-gloss{padding-left:56px; padding-right:56px}
}

.wrap{max-width:880px; margin:0 auto; padding:34px 22px 90px}
.screen{display:none}
.screen.active{display:block; animation:fade .4s ease}
@keyframes fade{from{opacity:0; transform:translateY(8px)} to{opacity:1; transform:none}}

/* ------- header ------- */
header{text-align:center; margin-bottom:26px}
.ornament{color:var(--gold); font-size:22px; letter-spacing:.4em; margin:6px 0}
h1{font-family:'Cinzel', serif; font-size:44px; font-weight:600; letter-spacing:.06em; color:var(--ink); font-variant:small-caps}
@media (max-width:520px){ h1{font-size:32px} }
.subtitle{font-style:italic; color:var(--ink-soft); font-size:20px; margin-top:2px}
.rule{display:flex; align-items:center; gap:14px; margin:20px auto; max-width:520px; color:var(--gold)}
.rule::before,.rule::after{content:""; flex:1; height:1px; background:linear-gradient(90deg,transparent,var(--gold-soft))}
.rule::after{background:linear-gradient(90deg,var(--gold-soft),transparent)}

/* ------- home ------- */
.section-label{
  font-family:'Cinzel', serif; font-size:15px; letter-spacing:.22em; color:var(--gold);
  text-transform:uppercase; text-align:center; margin:30px 0 14px;
}
.section-gloss{
  text-align:center; font-style:italic; color:var(--ink-soft); font-size:16px;
  margin:-8px auto 14px; max-width:600px;
}
.act-label{
  font-family:'Cinzel',serif; font-size:21px; font-weight:600; letter-spacing:.12em;
  color:var(--ink); text-transform:uppercase; text-align:center; margin:52px 0 4px;
}
.act-label::before{content:"❧\00a0\00a0"; color:var(--gold); font-size:18px}
.act-label::after{content:"\00a0\00a0❧"; color:var(--gold); font-size:18px}
.act-latin{
  text-align:center; font-style:italic; color:var(--gold); font-size:17px;
  letter-spacing:.04em; margin:0 0 12px;
}
.act-gloss{
  text-align:center; color:var(--ink-soft); font-size:16px; font-style:italic;
  margin:-4px auto 16px; max-width:620px; line-height:1.45;
}
.intro-note{
  text-align:center; font-style:italic; color:var(--ink-soft); font-size:16px;
  margin:24px auto 6px; max-width:640px; padding:15px 20px; line-height:1.5;
  border:1px solid var(--line); border-radius:12px; background:var(--card); box-shadow:var(--shadow);
}
.intro-note::before{content:"❧\00a0"; color:var(--gold)}
.intro-note strong{color:var(--ink)}

.diff-row{display:flex; justify-content:center; gap:14px; flex-wrap:wrap}
.art-row{display:flex; justify-content:center; gap:0; margin-top:14px}
/* The two courses, as a segmented control in the style of the Free Practice / Guided Path switch of Ars Syllogistica. */
.art-btn{
  padding:9px 22px; border:1.5px solid var(--line); background:var(--card); cursor:pointer;
  font-family:inherit; font-size:17px; color:var(--ink-soft); transition:all .15s;
}
.art-btn:first-child{border-radius:22px 0 0 22px}
.art-btn:last-child{border-radius:0 22px 22px 0; border-left:none}
.art-btn.sel{background:var(--gold); border-color:var(--gold); color:#fff}
.art-btn:focus-visible{outline:2px solid var(--gold); outline-offset:2px}
@media (max-width:480px){ .art-btn{padding:8px 13px; font-size:15px} }
.art-note{font-size:14px; color:var(--ink-soft); border-left:2px solid var(--rule, #ccc); padding:6px 12px; margin:0 0 14px}
.diff-btn{
  font-family:'Cinzel',serif; font-size:17px; width:54px; height:44px; cursor:pointer;
  border:1px solid var(--line); background:var(--card); color:var(--ink-soft);
  border-radius:9px; transition:all .15s; box-shadow:var(--shadow);
}
.diff-btn:hover{border-color:var(--gold-soft); color:var(--ink)}
.diff-btn.sel{background:var(--gold); color:var(--sel-text); border-color:var(--gold)}
.diff-desc{text-align:center; font-style:italic; color:var(--ink-soft); margin-top:10px; font-size:16px; min-height:24px}

/* ------- language picker ------- */
.lang-box{
  border:1px solid var(--line); background:var(--card); border-radius:14px;
  box-shadow:var(--shadow); padding:18px 20px; max-width:640px; margin:6px auto 0; text-align:center;
}
.lang-box h4{font-family:'Cinzel',serif; font-size:14px; letter-spacing:.18em; color:var(--gold);
  text-transform:uppercase; font-weight:600; margin-bottom:6px}
.lang-fixed{font-style:italic; color:var(--ink-soft); font-size:16px; margin-bottom:12px}
.lang-row{display:flex; justify-content:center; gap:10px; flex-wrap:wrap}
.lang-btn{
  font-family:'EB Garamond',serif; font-size:17px; padding:8px 16px; cursor:pointer;
  border:1px solid var(--line); background:var(--panel2); color:var(--ink-soft);
  border-radius:9px; transition:all .15s;
}
.lang-btn:hover{border-color:var(--gold-soft); color:var(--ink)}
.lang-btn.sel{background:var(--gold); color:var(--sel-text); border-color:var(--gold)}
.lang-note{font-style:italic; color:var(--ink-soft); font-size:15px; margin-top:11px; line-height:1.45}
.mode-row{display:flex; justify-content:center; gap:8px; flex-wrap:wrap; margin:-4px 0 14px}
.mode-btn{
  font-family:'EB Garamond',serif; font-size:16px; padding:5px 14px; cursor:pointer;
  border:1px solid var(--line); background:var(--panel2); color:var(--ink-soft); border-radius:9px;
}
.mode-btn.sel{background:var(--gold); color:var(--sel-text); border-color:var(--gold)}
.mode-row[hidden]{display:none !important}
.lang-row[hidden], .lang-note[hidden]{display:none !important}
.partner-soon{opacity:.5}
.lang-btn:disabled{opacity:.5; cursor:default}
.lang-btn:disabled:hover{border-color:var(--line); color:var(--ink-soft)}

/* ------- cards ------- */
.set-grid{display:grid; grid-template-columns:repeat(auto-fill,minmax(330px,1fr)); gap:16px; margin-top:6px}
.set-pair{
  grid-column:1 / -1;
  display:grid; grid-template-columns:1fr 1fr; gap:16px;
  align-items:stretch;
}
.set-pair-ex{display:flex; flex-direction:column; gap:16px}
/* A study and its exercises keep one height: the study stretches to the column of exercises beside it. */
/* Studies with no exercise of their own, such as the three language decks, stand side by side. */
.set-beside{grid-column:1 / -1; display:grid; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); gap:16px}
.set-pair-ex > .set-card{flex:1}
/* A row marked full (What Grammar Is) spans both columns. */
.set-pair.full{grid-template-columns:1fr}
.set-pair.full > .set-pair-ex:empty{display:none}
/* Under a Latin row that also has material in a third language, when none is chosen. */
/* The groups of a section on the home page, and the choice of another language in a section. */
.grp-label{grid-column:1 / -1; margin:14px 0 2px; font-family:'Cinzel',serif; font-size:12.5px; letter-spacing:.16em; text-transform:uppercase; color:var(--gold)}
.grp-choice{grid-column:1 / -1; display:flex; flex-wrap:wrap; align-items:center; gap:8px; margin:2px 0 6px; font-style:italic; color:var(--ink-soft); font-size:15px}
.grp-choice .lang-btn{font-style:normal; margin:0}
.grp-choice-label{margin-right:4px}
.grp-note{grid-column:1 / -1; font-size:15px; color:var(--ink-soft); margin:0 0 8px}
.also-in{grid-column:1 / -1; margin:-8px 0 4px; text-align:center; font-style:italic; font-size:14.5px; color:var(--ink-soft); opacity:.7}
@media (max-width:700px){ .set-pair{grid-template-columns:1fr} .set-pair-ex:empty{display:none} }
.set-card{
  border:1px solid var(--line); background:var(--card); border-radius:14px; padding:20px 22px;
  cursor:pointer; box-shadow:var(--shadow); transition:transform .15s, border-color .15s;
  position:relative; display:flex; flex-direction:column;
}
.set-card:hover{transform:translateY(-2px); border-color:var(--gold-soft)}
.set-card.wide{grid-column:1 / -1}
.set-card.soon{opacity:.5; cursor:default}
.set-card.soon:hover{transform:none; border-color:var(--line)}
.set-num{
  font-family:'Cinzel',serif; font-size:12px; letter-spacing:.2em; color:var(--gold);
  text-transform:uppercase; margin-bottom:6px;
  height:22px; display:flex; align-items:center;
}
.ex-mark{
  display:inline-block; border:1px solid var(--gold); color:var(--gold);
  padding:2px 8px 1px; border-radius:3px; letter-spacing:.16em; font-size:11px;
  line-height:1.4;
}
.set-card h3{font-family:'Cinzel',serif; font-size:21px; font-weight:600; margin-bottom:8px; line-height:1.25}
.set-card p{font-size:16.5px; color:var(--ink-soft); line-height:1.45; flex:1}
.begin{
  display:inline-block; margin-top:12px; font-family:'Cinzel',serif; font-size:13px;
  letter-spacing:.16em; color:var(--gold); font-weight:600;
}
.begin.is-done{font-weight:400}
.soon-flag{
  display:inline-block; margin-top:12px; font-family:'Cinzel',serif; font-size:12px;
  letter-spacing:.16em; color:var(--ink-soft); font-style:normal;
}
.set-flag{
  position:absolute; top:14px; right:16px; font-size:13px; font-family:'Cinzel',serif;
  letter-spacing:.1em; color:var(--gold-soft);
}

/* ------- panels (study decks) ------- */
.panel{
  border:1px solid var(--line); background:var(--card); border-radius:14px;
  padding:26px 28px; box-shadow:var(--shadow); margin-bottom:18px;
}
.panel p{margin-bottom:13px}
.panel p:last-child{margin-bottom:0}
.panel strong{color:var(--ink)}
.panel em{color:var(--ink-soft)}
.panel .lat{font-style:italic; color:var(--gold)}
.modern{
  display:block; margin-top:14px; padding-top:12px; border-top:1px dashed var(--line);
  font-size:16px; font-style:italic; color:var(--ink-soft);
}
.modern::before{content:"Modern books call this — "; font-style:normal; letter-spacing:.04em; color:var(--gold); font-size:14px; font-family:'Cinzel',serif}
.deck-nav{display:flex; justify-content:space-between; align-items:center; gap:12px; margin-top:20px}
.deck-end{display:flex; justify-content:center; margin-top:28px}
/* The passage view: the passage stays at the top while the cards change below it. */
.psg-fixed{position:sticky; top:0; z-index:5; max-height:46vh; overflow:auto; margin-bottom:14px}
.psg-ref{font-family:'Cinzel',serif; font-size:13px; letter-spacing:.12em; color:var(--gold); margin-bottom:8px}
.psg-lat{font-size:20px; line-height:1.6; color:var(--ink)}
.psg-lat .target{border-bottom:2px solid var(--gold); padding:0 3px 1px; color:var(--target); background:var(--target-bg); font-weight:600; border-radius:2px}
.psg-eng{margin-top:10px; font-style:italic; color:var(--ink-soft); line-height:1.5}
.psg-list{display:flex; flex-direction:column; gap:8px; margin:14px 0}
.psg-pick{text-align:left; padding:10px 14px; border:1px solid var(--line); border-radius:8px; background:var(--panel2); color:var(--ink); cursor:pointer; font:inherit; display:flex; flex-direction:column; gap:2px}
.psg-pick:hover{border-color:var(--gold-soft)}
.psg-pick-ref{font-weight:600}
.psg-pick-lat{font-style:italic; color:var(--ink-soft)}
@media (max-width:700px){ .psg-fixed{max-height:38vh} .psg-lat{font-size:18px} }
.deck-count{font-style:italic; color:var(--ink-soft); font-size:16px}

/* ------- buttons ------- */
.btn{
  font-family:'Cinzel',serif; font-size:14px; letter-spacing:.12em; padding:11px 22px;
  border:1px solid var(--line); background:var(--card); color:var(--ink); border-radius:9px;
  cursor:pointer; box-shadow:var(--shadow); transition:all .15s; text-transform:uppercase;
}
.btn:hover{border-color:var(--gold-soft)}
.btn.primary{background:var(--gold); color:var(--sel-text); border-color:var(--gold)}
.btn.primary:hover{background:var(--gold-soft)}
.btn:disabled{opacity:.4; cursor:default}
.si-home{text-align:center;margin:22px 0 8px;font-family:"Cinzel",serif;font-size:13px;letter-spacing:.12em;text-transform:uppercase}
.designer-credit{text-align:center;margin:28px auto 0;max-width:640px;font-size:15px;font-style:italic;line-height:1.45;color:var(--ink-soft)}
.si-home a{display:inline-block;padding:8px 18px;border:1px solid var(--line);border-radius:8px;background:var(--card);color:var(--ink-soft);text-decoration:none}
.si-home a:hover{color:var(--ink);border-color:var(--ink-soft)}
.btn-row{display:flex; gap:12px; flex-wrap:wrap; justify-content:center; margin-top:18px}

/* ------- question screen ------- */
.q-head{display:flex; justify-content:space-between; align-items:baseline; margin-bottom:14px; flex-wrap:wrap; gap:8px}
.q-title{font-family:'Cinzel',serif; font-size:17px; letter-spacing:.1em; color:var(--gold); text-transform:uppercase}
.q-score{font-style:italic; color:var(--ink-soft); font-size:16px}
.q-instr{font-style:italic; color:var(--ink-soft); text-align:center; margin-bottom:16px; font-size:17px}
.q-box{
  border:1px solid var(--line); background:var(--card); border-radius:14px;
  padding:26px 28px; box-shadow:var(--shadow);
}
.q-prompt{font-size:20px; margin-bottom:18px; line-height:1.45}
.q-specimen{
  text-align:center; font-size:34px; letter-spacing:.02em; color:var(--ink);
  margin:10px 0 22px; font-family:'EB Garamond',serif;
}
.q-specimen .lemma{display:block; font-size:16px; font-style:italic; color:var(--ink-soft); letter-spacing:0; margin-top:8px}
.q-sentence{
  text-align:center; font-size:23px; line-height:1.6; margin:8px 0 20px; color:var(--ink);
}
.q-sentence .target{
  border-bottom:2px solid var(--gold); padding:0 3px 1px; color:var(--target);
  background:var(--target-bg); font-weight:600; border-radius:2px;
}
.q-passage{
  font-size:20px; line-height:1.55; margin:4px 0 8px; color:var(--ink); text-align:left;
}
.q-passage .target, .q-original .target{
  border-bottom:2px solid var(--gold); padding:0 3px 1px; color:var(--target);
  background:var(--target-bg); font-weight:600; border-radius:2px;
}
.q-source{
  text-align:right; font-style:italic; color:var(--ink-soft); font-size:15px; margin:0 0 12px;
}
.orig-toggle{
  display:block; margin:0 0 12px auto; font-family:'EB Garamond',serif; font-size:15px;
  font-style:italic; color:var(--gold); background:none; border:none; cursor:pointer;
  text-decoration:underline; text-underline-offset:3px;
}
.orig-toggle:hover{color:var(--ink)}
.q-original{
  font-size:18.5px; line-height:1.55; margin:0 0 16px; color:var(--ink-soft); text-align:left;
  padding:12px 14px; border-left:2px solid var(--gold-soft); background:var(--panel2);
}
.q-original .olang{
  display:block; font-family:'Cinzel',serif; font-size:11px; letter-spacing:.14em;
  text-transform:uppercase; color:var(--gold); margin-bottom:6px;
}
.q-gloss{text-align:center; font-style:italic; color:var(--ink-soft); font-size:16.5px; margin:-12px 0 20px}
.q-hint{text-align:center; font-style:italic; color:var(--ink-soft); font-size:14.5px; margin:8px auto 0; max-width:560px; line-height:1.45}

.il{margin:12px 0 16px; padding:12px 16px; background:var(--panel2); border-left:2px solid var(--gold-soft); border-radius:0 8px 8px 0}
.il-script{font-size:26px; line-height:1.45; margin-bottom:4px; color:var(--ink)}
.il-script.zh{font-family:"Songti SC","Noto Serif CJK SC","STSong","SimSun","Songti SC",serif; font-size:28px}
.il-script.dev{font-family:"Noto Serif Devanagari","Devanagari MT","Nirmala UI",serif; font-size:26px}
.il-script.ar{font-family:"Noto Naskh Arabic","Arabic Typesetting","Scheherazade New","Geeza Pro",serif; direction:rtl; text-align:right; font-size:28px}
.il-tr{font-style:italic; color:var(--gold); font-size:18px; line-height:1.45}
.il-gloss{font-size:15.5px; color:var(--ink-soft); margin-top:2px; letter-spacing:.01em}
.il-en{margin-top:8px; font-size:17.5px; color:var(--ink)}
.stage-flag{font-family:'Cinzel',serif; font-size:12px; letter-spacing:.14em; text-transform:uppercase; color:var(--gold); margin:0 0 10px}

.opts{display:flex; flex-direction:column; gap:10px}
.opt{
  text-align:left; font-family:'EB Garamond',serif; font-size:18px; padding:13px 18px;
  border:1px solid var(--line); background:var(--panel2); color:var(--ink); border-radius:10px;
  cursor:pointer; transition:all .13s; line-height:1.4;
}
.opt:hover:not(:disabled){border-color:var(--gold-soft); background:var(--panel)}
.opt:disabled{cursor:default}
.opt.right{background:var(--sage); color:#fff; border-color:var(--sage)}
.opt.wrong{background:var(--wine); color:#fff; border-color:var(--wine)}
.opt.reveal{border-color:var(--sage); border-width:2px}

/* accident selector chips */
.acc-grid{display:flex; flex-direction:column; gap:14px}
.acc-line{display:flex; align-items:center; gap:10px; flex-wrap:wrap}
.acc-lab{
  font-family:'Cinzel',serif; font-size:12px; letter-spacing:.14em; color:var(--gold);
  text-transform:uppercase; min-width:82px;
}
.chip{
  font-family:'EB Garamond',serif; font-size:16.5px; padding:6px 13px; cursor:pointer;
  border:1px solid var(--line); background:var(--panel2); color:var(--ink-soft);
  border-radius:8px; transition:all .13s;
}
.chip:hover:not(:disabled){border-color:var(--gold-soft); color:var(--ink)}
.chip.sel{background:var(--gold); color:var(--sel-text); border-color:var(--gold)}
.chip.right{background:var(--sage); color:#fff; border-color:var(--sage)}
.chip.wrong{background:var(--wine); color:#fff; border-color:var(--wine)}
.chip.reveal{border-color:var(--sage); border-width:2px; color:var(--ink)}
.chip:disabled{cursor:default}

.answer-in{
  font-family:'EB Garamond',serif; font-size:21px; padding:11px 16px; width:100%;
  border:1px solid var(--line); background:var(--panel2); color:var(--ink); border-radius:10px;
}
.answer-in:focus{outline:none; border-color:var(--gold)}
.answer-in.right{border-color:var(--sage)}
.answer-in.wrong{border-color:var(--wine)}

.feedback{margin-top:18px; padding:16px 20px; border-radius:11px; border:1px solid var(--line); background:var(--panel); line-height:1.5; font-size:17px}
.feedback.good{border-color:var(--sage)}
.feedback.bad{border-color:var(--wine)}
.feedback .verdict{font-family:'Cinzel',serif; font-size:14px; letter-spacing:.14em; text-transform:uppercase; display:block; margin-bottom:7px}
.feedback.good .verdict{color:var(--good-text)}
.feedback.bad .verdict{color:var(--bad-text)}
.feedback .also{display:block; margin-top:10px; padding-top:9px; border-top:1px dashed var(--line); font-style:italic; color:var(--ink-soft); font-size:16px}
.feedback .fb-points{font-family:'Cinzel',serif; font-size:13px; letter-spacing:.08em}
.feedback.good .fb-points{color:var(--good-text)}
.feedback.bad .fb-points{color:var(--bad-text)}
.greek-note{margin-top:14px; padding-top:10px; border-top:1px dashed var(--line)}
.greek-note .greek-label{font-family:'Cinzel',serif; font-size:14px; letter-spacing:.14em; text-transform:uppercase; display:block}
.greek-note p{margin:6px 0 0}
.q-progress{height:5px; background:var(--track); border-radius:3px; margin:0 0 16px; overflow:hidden}
.q-progress-fill{height:100%; width:0; background:var(--gold); transition:width .25s ease}

.intro-list{max-width:700px; margin:0 auto; font-size:17.5px}
.intro-item{margin:14px 0; color:var(--ink-soft); line-height:1.6}
.intro-item strong{color:var(--ink); font-family:'Cinzel',serif; font-size:15px; letter-spacing:.04em}
.intro-eg{margin:6px 0 4px 22px; font-size:.92em; color:var(--ink-soft)}
.intro-eg em{color:var(--ink)}

.complete-card{
  background:var(--card); border:1px solid var(--gold-soft); border-radius:14px;
  padding:56px 40px; text-align:center; box-shadow:var(--shadow); margin-top:24px;
}
.complete-orn{font-size:44px; color:var(--gold)}
.complete-card h2{font-family:'Cinzel',serif; font-size:34px; font-weight:600; margin:10px 0 4px}
.complete-sub{font-style:italic; color:var(--ink-soft); font-size:19px}
.complete-card .stats{display:flex; justify-content:center; gap:44px; margin:30px 0; flex-wrap:wrap}
.complete-card .stat .num{font-family:'Cinzel',serif; font-size:34px; color:var(--gold)}
.complete-card .stat .lbl{font-size:14px; letter-spacing:.12em; text-transform:uppercase; color:var(--ink-soft)}
.complete-btns{display:flex; justify-content:center; gap:16px; flex-wrap:wrap}

/* ------- tables ------- */
.para-wrap{overflow-x:auto; margin:16px 0}
table.para{border-collapse:collapse; width:100%; font-size:17px}
table.para th, table.para td{border:1px solid var(--line); padding:7px 12px; text-align:left}
table.para th{font-family:'Cinzel',serif; font-size:12px; letter-spacing:.1em; text-transform:uppercase;
  color:var(--gold); font-weight:600; background:var(--panel)}
table.para td.f{font-size:18px}
table.para tr:nth-child(even) td{background:var(--panel2)}

/* ------- progress ------- */
.prog-grid{display:grid; grid-template-columns:repeat(auto-fit,minmax(150px,1fr)); gap:14px; margin:18px 0}
.prog-cell{border:1px solid var(--line); background:var(--card); border-radius:12px; padding:16px; text-align:center; box-shadow:var(--shadow)}
.prog-cell .n{font-family:'Cinzel',serif; font-size:29px; color:var(--gold)}
.prog-cell .l{font-size:14px; letter-spacing:.1em; text-transform:uppercase; color:var(--ink-soft); font-family:'Cinzel',serif}
.bar{height:9px; background:var(--track); border-radius:5px; overflow:hidden; margin-top:8px}
.bar > i{display:block; height:100%; background:var(--gold); border-radius:5px}

.mistake{border:1px solid var(--line); background:var(--card); border-radius:12px; padding:15px 18px; margin-bottom:12px; box-shadow:var(--shadow)}
.mistake .mq{font-size:17.5px; margin-bottom:6px}
.mistake .mn{font-size:16px; color:var(--ink-soft); font-style:italic}

.empty-note{text-align:center; font-style:italic; color:var(--ink-soft); padding:30px 10px}

/* ------- modal ladder ------- */
.ladder{margin:18px auto; max-width:520px; display:block}
.ladder text{font-family:'EB Garamond',serif}

/* Reed–Kellogg diagrams. Strokes and letters follow the ink color, so light and dark both read. */
.rk{display:block; margin:10px auto; max-width:100%; height:auto; overflow:visible; color:inherit}
.rk line,.rk path{stroke:currentColor; stroke-width:1.6; fill:none}
.rk text{fill:currentColor; font-family:'EB Garamond', Georgia, serif; font-size:16px}
.rk.sm text{font-size:14px}
.q-sentence .rk,.q-passage .rk,.panel .rk{margin:14px auto 6px}
.opt .rk{margin:4px 0; pointer-events:none}
.opt.right,.opt.wrong{color:#fff}
.opt.right em,.opt.wrong em,.opt.right i,.opt.wrong i{color:inherit}
.pick-line{display:flex; flex-wrap:wrap; justify-content:center; align-items:baseline; gap:2px 1px; margin:6px 0 18px}
.pick-word{
  font-family:'EB Garamond',serif; font-size:23px; line-height:1.45; padding:2px 5px;
  border:1px solid transparent; background:transparent; color:var(--ink);
  border-radius:8px; cursor:pointer;
}
.pick-word:hover:not(:disabled){border-color:var(--gold-soft); background:var(--panel)}
.pick-word:disabled{cursor:default}
.pick-word.right{background:var(--sage); color:#fff; border-color:var(--sage)}
.pick-word.wrong{background:var(--wine); color:#fff; border-color:var(--wine)}
.pick-word.reveal{border-color:var(--sage); border-width:2px}

@media print{
  #dark-toggle, #speak-toggle, #speak-rate, .speak-unit, .top-right-controls, #recite-open{display:none}
  .set-card{break-inside:avoid}
}

/* ------- sources ------- */
.src{
  margin-top:16px; padding-top:11px; border-top:1px dashed var(--line);
  font-size:14.5px; color:var(--ink-soft); line-height:1.5;
}
.src::before{
  content:"Source"; display:inline-block; font-family:'Cinzel',serif; font-size:10.5px;
  letter-spacing:.18em; text-transform:uppercase; color:var(--gold); margin-right:10px;
}
.src-link{
  color:var(--ink-soft); text-decoration:none; border-bottom:1px dotted var(--gold-soft);
  cursor:pointer;
}
.src-link:hover{color:var(--ink); border-bottom-color:var(--gold)}
.src-missing{color:var(--bad-text); font-style:italic}
.feedback .src{margin-top:12px; font-size:14px}
.deck-src{margin-top:12px; padding-top:0; border-top:none; text-align:center}
.deck-src.many::before{content:"Sources"}

.src-modal{
  position:fixed; inset:0; background:rgba(8,15,28,.55); z-index:100;
  display:flex; align-items:center; justify-content:center; padding:24px;
}
.src-modal .box{
  background:var(--card); border:1px solid var(--line); border-radius:14px;
  padding:26px 28px; max-width:620px; box-shadow:var(--shadow); max-height:80vh; overflow-y:auto;
}
.src-modal h4{
  font-family:'Cinzel',serif; font-size:12px; letter-spacing:.18em; text-transform:uppercase;
  color:var(--gold); margin-bottom:10px;
}
.src-modal .t{font-size:20px; margin-bottom:12px; line-height:1.35}
.src-modal p{font-size:16.5px; color:var(--ink-soft); line-height:1.5; margin-bottom:11px}
.src-modal .kind{
  display:inline-block; font-family:'Cinzel',serif; font-size:10.5px; letter-spacing:.14em;
  text-transform:uppercase; padding:3px 9px; border-radius:6px; margin-bottom:12px;
  border:1px solid var(--line); color:var(--ink-soft);
}
.src-modal .kind.primary{border-color:var(--gold); color:var(--gold)}
.src-modal .kind.study{border-color:var(--sage); color:var(--good-text)}
.src-modal .kind.modern{border-color:var(--wine); color:var(--bad-text)}

.src-entry{
  border:1px solid var(--line); background:var(--card); border-radius:12px;
  padding:16px 20px; margin-bottom:12px; box-shadow:var(--shadow);
}
.src-entry .t{font-size:18px; margin-bottom:7px}
.src-entry p{font-size:15.5px; color:var(--ink-soft); line-height:1.5}
.src-entry .n{font-size:15.5px; font-style:italic; color:var(--ink-soft); margin-top:7px}

.teacher-note{max-width:640px; margin:28px auto 0; text-align:center; border-top:1px solid var(--line); padding-top:16px}
.teacher-note a{font-size:14.5px; color:var(--ink-soft); font-style:italic; text-decoration:none; letter-spacing:.02em}
.teacher-note a:hover{color:var(--gold)}

.maker-help{max-width:720px; margin:0 auto 18px; background:var(--card); border:1px solid var(--line);
  border-left:4px solid var(--gold-soft); border-radius:10px; padding:12px 16px; box-shadow:var(--shadow)}
.maker-help summary{cursor:pointer; font-weight:600; color:var(--gold); font-family:'Cinzel',serif; font-size:14px; letter-spacing:.06em}
.maker-help p{margin-top:10px; font-size:15.5px; color:var(--ink-soft)}
.maker-card{background:var(--card); border:1px solid var(--line); border-radius:12px; padding:18px 20px;
  margin:14px 0; box-shadow:var(--shadow)}
.maker-card h2{font-family:'Cinzel',serif; font-size:15px; letter-spacing:.1em; text-transform:uppercase; color:var(--gold); margin-bottom:10px}
.maker-fields{display:flex; gap:14px; flex-wrap:wrap}
.maker-field{flex:1 1 180px}
.maker-field label{display:block; font-size:13px; color:var(--ink-soft); margin-bottom:4px}
.maker-field input[type=text],.maker-field input[type=number],.maker-field select{
  font:inherit; width:100%; padding:8px 10px; border:1px solid var(--line);
  border-radius:8px; background:var(--panel2); color:var(--ink)}
.maker-setlist{max-height:380px; overflow:auto; border:1px solid var(--line); border-radius:10px; background:var(--panel2); padding:6px 8px}
.maker-act{font-family:'Cinzel',serif; font-size:12px; letter-spacing:.12em; text-transform:uppercase; color:var(--gold); padding:10px 8px 4px}
.maker-row{display:flex; align-items:flex-start; gap:10px; padding:7px 8px; border-bottom:1px dashed var(--line); cursor:pointer}
.maker-row:last-child{border-bottom:none}
.maker-row input{margin-top:4px; accent-color:var(--gold)}
.maker-row .nm{font-size:16px}
.maker-row .meta{display:block; font-size:13px; color:var(--ink-soft); font-style:italic}
.minibtns{display:flex; gap:8px; flex-wrap:wrap; margin:8px 0 0}
.minibtns button{font:inherit; cursor:pointer; background:var(--panel); border:1px solid var(--line);
  border-radius:18px; padding:5px 12px; color:var(--ink-soft); font-size:14px}
.minibtns button:hover{border-color:var(--gold); color:var(--ink)}
.toggle{background:var(--panel2); border:1px solid var(--line); border-radius:18px; padding:6px 14px;
  color:var(--ink-soft); cursor:pointer; font:inherit; font-size:14.5px}
.toggle.on{background:var(--ink); color:var(--sel-text); border-color:var(--ink)}
.makebar{position:sticky; bottom:0; background:linear-gradient(0deg, var(--paper) 55%, transparent);
  padding:14px 0 8px; display:flex; gap:12px; align-items:center; flex-wrap:wrap; margin-top:18px}
.maker-status{margin:0; padding:10px 14px; border-radius:10px; font-size:15px; color:var(--ink-soft);
  border:1px solid var(--line); background:var(--panel); flex:1}
.maker-status.ok{border-color:var(--sage); color:var(--good-text)}
.maker-status.err{border-color:var(--wine); color:var(--bad-text)}
#quiz-paper{display:none; background:#fff; color:#111; border-radius:12px; margin:22px 0 0;
  font-family:Georgia,"Times New Roman",serif; box-shadow:0 8px 36px rgba(74,58,32,.25)}
#quiz-paper.show{display:block}
.qsheet{padding:32px 38px 40px}
.qsheet + .qsheet{border-top:6px double #ccc}
.qhead{border-bottom:2px solid #111; padding-bottom:8px; margin-bottom:12px}
.qhead h1{font-family:'Cinzel',serif; font-size:20px; margin:0 0 3px; letter-spacing:.04em; font-weight:600; color:#111}
.qhead .meta{font-size:12.5px; color:#444; font-family:Helvetica,Arial,sans-serif}
.namerow{display:flex; gap:24px; font-size:13px; margin:0 0 12px; font-family:Helvetica,Arial,sans-serif}
.namerow span{flex:1; border-bottom:1px solid #444; padding-bottom:2px}
.namerow span.sm{flex:0 0 140px}
.rubric{font-size:12.5px; color:#333; font-family:Helvetica,Arial,sans-serif; line-height:1.5;
  border:1px solid #bbb; border-left:4px solid #a67c2e; border-radius:4px; padding:8px 11px; margin:0 0 14px; background:#faf7f0}
.covers{font-size:12.5px; color:#333; font-family:Helvetica,Arial,sans-serif; margin:0 0 14px; line-height:1.5}
ol.qs{margin:0; padding:0; list-style:none; counter-reset:qn}
li.qitem{counter-increment:qn; margin:0 0 16px; padding:0 0 0 30px; position:relative;
  break-inside:avoid; page-break-inside:avoid}
li.qitem::before{content:counter(qn) "."; position:absolute; left:0; top:0; font-weight:700; font-size:15px; color:#111}
.qsetline{font-size:11px; font-family:Helvetica,Arial,sans-serif; color:#777; letter-spacing:.04em;
  text-transform:uppercase; margin-bottom:2px}
.qinstr{font-size:13px; font-style:italic; color:#444; margin-bottom:4px}
.qstem{font-size:14.5px; line-height:1.55; margin-bottom:5px; color:#111}
.qstem .il{border-left:2px solid #bbb; background:#f7f4ea; margin:8px 0}
.qstem .il-tr{color:#7a5a20}
.qstem .q-specimen{font-size:22px; text-align:center; margin:6px 0 10px}
.qstem .lemma{display:block; font-size:13px; font-style:italic; color:#555}
.qstem .target{border-bottom:2px solid #a67c2e; font-weight:600}
ol.ch{margin:4px 0 0; padding:0; list-style:none; counter-reset:cn}
ol.ch li{counter-increment:cn; font-size:14px; line-height:1.5; padding-left:26px; position:relative; color:#111}
ol.ch li::before{content:"(" counter(cn, lower-alpha) ")"; position:absolute; left:0; color:#333;
  font-family:Helvetica,Arial,sans-serif; font-size:12.5px; top:1px}
.ansline{border-bottom:1px solid #555; height:20px; margin:9px 40px 2px 0}
.work{border:1px dashed #bbb; border-radius:5px; margin:8px 0 0; background:
  repeating-linear-gradient(180deg,transparent,transparent 25px,#e0e0e0 25px,#e0e0e0 26px);
  -webkit-print-color-adjust:exact; print-color-adjust:exact; height:72px}
.keyitem{break-inside:avoid; page-break-inside:avoid; margin:0 0 11px; padding:0 0 0 30px; position:relative;
  font-size:13.5px; line-height:1.5; counter-increment:qn; color:#111}
.keyitem::before{content:counter(qn) "."; position:absolute; left:0; top:0; font-weight:700}
.keyitem .ka{font-family:Helvetica,Arial,sans-serif}
.keyitem .kset{font-size:11px; color:#888; font-family:Helvetica,Arial,sans-serif; text-transform:uppercase; letter-spacing:.04em}
.keyitem .kx{margin-top:4px; font-size:13px; color:#444}
ol.keys{margin:0; padding:0; list-style:none; counter-reset:qn}
.keynote{font-size:12.5px; color:#444; font-family:Helvetica,Arial,sans-serif; margin:0 0 14px;
  border:1px solid #ccc; padding:8px 11px; border-radius:4px; background:#f9f9f9}

@media print{
  body, html{background:#fff !important}
  #dark-toggle, #speak-toggle, #speak-rate, .speak-unit, .top-right-controls, #recite-open, .si-home{display:none !important}
  .wrap{max-width:none; padding:0; margin:0}
  .screen{display:none !important}
  #scr-maker{display:block !important; position:static}
  #maker-ui{display:none !important}
  #quiz-paper{display:block !important; box-shadow:none; border-radius:0; margin:0}
  .qsheet{padding:18px 22px}
  .qsheet.key-sheet{page-break-before:always}
}
.src-entry p{font-size:15.5px; color:var(--ink-soft); line-height:1.5}
.src-entry .n{font-size:15.5px; font-style:italic; color:var(--ink-soft); margin-top:7px}
/* ------- building, scansion, and marking ------- */
.q-widget{margin-top:6px}
.bd-line{min-height:52px; display:flex; flex-wrap:wrap; gap:8px; padding:10px 12px; border:1px dashed var(--line); border-radius:10px; background:var(--panel2); margin-bottom:12px}
.bd-line.right{border:1px solid var(--sage)}
.bd-line.wrong{border:1px solid var(--wine)}
.bd-empty{font-style:italic; color:var(--ink-soft); font-size:16px; align-self:center}
.bd-bank{display:flex; flex-wrap:wrap; gap:8px; margin-bottom:8px}
.bd-tile{font-family:'EB Garamond',serif; font-size:18px; padding:7px 13px; border:1px solid var(--line); background:var(--card); color:var(--ink); border-radius:8px; cursor:pointer}
.bd-tile.placed{background:var(--panel); border-color:var(--gold-soft)}
.bd-tile:hover:not(:disabled){border-color:var(--gold)}
.bd-tile:disabled{cursor:default}
.bd-help{font-size:15px; font-style:italic; color:var(--ink-soft); margin:6px 0 0}
.sc-line{display:flex; flex-wrap:wrap; gap:4px 14px; padding:8px 0}
.sc-word{display:inline-flex; gap:1px}
.sc-syl{display:inline-flex; flex-direction:column; align-items:center; font-family:'EB Garamond',serif; font-size:20px; padding:2px 4px 4px; min-width:30px; border:1px solid transparent; border-radius:7px; background:transparent; color:var(--ink); cursor:pointer}
.sc-syl:hover:not(:disabled){border-color:var(--gold-soft); background:var(--panel2)}
.sc-mark{height:20px; line-height:20px; font-size:18px; color:var(--gold); font-family:'EB Garamond',serif}
.sc-syl.elided{color:var(--ink-soft); opacity:.65; cursor:default}
.sc-syl.elided .sc-t{text-decoration:line-through}
.sc-syl.given{cursor:default}
.sc-syl.given .sc-mark{color:var(--ink-soft)}
.sc-syl.right .sc-mark{color:var(--good-text)}
.sc-syl.wrong{border-color:var(--wine)}
.sc-syl.wrong .sc-mark{color:var(--bad-text)}
.mk-wrap{position:relative; overflow-x:auto; padding-bottom:6px}
.mk-svg{position:absolute; left:0; top:0; color:var(--arc); pointer-events:none}
.mk-arc{fill:none; stroke:var(--arc); stroke-width:1.8}
.mk-arc.fixed{stroke:var(--ink-soft); stroke-dasharray:4 3}
.mk-arc.ok{stroke:var(--sage)}
.mk-arc.bad{stroke:var(--wine)}
.mk-arc.miss{stroke:var(--sage); stroke-dasharray:2 4}
.mk-words{display:flex; gap:10px; white-space:nowrap; position:relative}
.mk-word{font-family:'EB Garamond',serif; font-size:19px; padding:6px 10px; border:1px solid var(--line); background:var(--panel2); color:var(--ink); border-radius:8px; cursor:pointer; flex:0 0 auto}
.mk-word.sel{background:var(--gold); color:var(--sel-text); border-color:var(--gold)}
.mk-word:disabled{cursor:default}
.ws-row{display:flex; gap:10px; flex-wrap:wrap; align-items:center; margin:10px 0}
.ws-row input[type=text]{flex:1 1 260px; min-width:0}
.ws-row select, .ws-part select{font-family:'EB Garamond',serif; font-size:16px; padding:5px 8px; border:1px solid var(--line); background:var(--panel2); color:var(--ink); border-radius:8px}
.ws-ex{display:flex; flex-wrap:wrap; gap:8px; margin:6px 0 14px}
.ws-parts{display:flex; flex-wrap:wrap; gap:10px; margin:14px 0}
.ws-part{display:flex; flex-direction:column; gap:4px; padding:8px; border:1px solid var(--line); border-radius:10px; background:var(--card)}
.ws-w{font-family:'EB Garamond',serif; font-size:18px; color:var(--ink)}
.ws-read{margin-top:14px; padding:14px 18px; border:1px solid var(--line); border-radius:11px; background:var(--panel); font-size:17px; line-height:1.55}
.ws-h{font-family:'Cinzel',serif; font-size:12.5px; letter-spacing:.14em; text-transform:uppercase; color:var(--gold); margin:4px 0 6px}
.ws-check{font-size:16px; color:var(--ink-soft); display:flex; align-items:center; gap:6px}
.judge-row{display:flex; gap:10px; flex-wrap:wrap; margin-top:12px}
/* ------- writing from a model ------- */
textarea.fw-in{resize:vertical; min-height:84px; line-height:1.45}
.fw-pair{display:grid; grid-template-columns:1fr 1fr; gap:12px; margin-top:16px}
@media (max-width:640px){ .fw-pair{grid-template-columns:1fr} }
.fw-box{border:1px solid var(--line); border-radius:11px; background:var(--panel); padding:12px 16px}
.fw-box p{margin:4px 0 0; font-size:18px; line-height:1.5}
.fw-check{margin-top:12px; border:1px solid var(--line); border-radius:11px; background:var(--panel2); padding:12px 16px}
.fw-item{display:flex; gap:10px; align-items:flex-start; margin:8px 0; font-size:17px; line-height:1.45; cursor:pointer}
.fw-item input{margin-top:5px}
/* ------- quiz maker: kind of question ------- */
.maker-rowwrap{display:flex; align-items:center; gap:10px; border-bottom:1px dashed var(--line)}
.maker-rowwrap .maker-row{flex:1; border-bottom:none}
.qz-fmt{font-family:'EB Garamond',serif; font-size:14.5px; padding:3px 6px; border:1px solid var(--line); background:var(--panel2); color:var(--ink); border-radius:7px; margin-right:6px}
.qsection{font-family:'Cinzel',serif; font-size:13px; letter-spacing:.12em; text-transform:uppercase; margin:22px 0 8px; padding-top:10px; border-top:1px solid #999}
.kalso{font-weight:normal; font-style:italic}
/* mockup additions */
.set-card.mock{cursor:default}
.set-card.mock:hover{transform:none}
.set-card .mock-btns{display:flex; gap:10px; margin-top:12px; flex-wrap:wrap}
.set-card .mock-btns .btn{margin:0}
.set-pair.duo{grid-template-columns:1fr 1fr; align-items:stretch}
.set-pair.duo > .set-card{height:100%}
@media (max-width:700px){ .set-pair.duo{grid-template-columns:1fr} }
.topic-label{grid-column:1 / -1; margin:18px 0 0; font-family:'Cinzel',serif; font-size:15px; color:var(--ink)}
.mock-toast{position:fixed; left:50%; bottom:28px; transform:translateX(-50%); background:var(--gold); color:#fff; padding:10px 20px; border-radius:22px; font-size:16px; opacity:0; transition:opacity .25s; pointer-events:none; z-index:50}
.mock-toast.on{opacity:1}