:root{
  --bg:#12161C;
  --panel:#1B212B;
  --panel-alt:#232B37;
  --panel-border:#2C3542;
  --paper:#F7F2E7;
  --paper-line:#E4DAC4;
  --ink:#241F16;
  --ink-dim:#6b6252;
  --text:#ECE7DC;
  --text-dim:#8FA0AF;
  --gold:#D9A544;
  --gold-soft:#4a3e26;
  --success:#6FA287;
  --success-soft:#233b30;
  --error:#C1573F;
  --error-soft:#3d241d;
  --teal:#4C8C93;
  --radius:14px;
  --radius-sm:9px;
  --font-heb:'Heebo',sans-serif;
  --font-mono:'IBM Plex Mono',monospace;
  --font-en:'IBM Plex Sans',sans-serif;
}

*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-heb);
  min-height:100vh;
  -webkit-font-smoothing:antialiased;
}
.en{font-family:var(--font-en);direction:ltr;unicode-bidi:isolate;}
button{font-family:inherit;cursor:pointer;}

/* ---------- Topbar ---------- */
.topbar{
  position:sticky;top:0;z-index:50;
  background:linear-gradient(180deg,#151A21 0%, #12161C 100%);
  border-bottom:1px solid var(--panel-border);
  padding-top:env(safe-area-inset-top);
}
.topbar-inner{
  max-width:760px;margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 18px 10px;
}
.brand{display:flex;align-items:center;gap:8px;}
.brand-dot{width:9px;height:9px;border-radius:50%;background:var(--gold);box-shadow:0 0 8px var(--gold);}
.brand-name{font-family:var(--font-mono);font-weight:600;font-size:15px;letter-spacing:.3px;color:var(--text);}
.topbar-stats{display:flex;align-items:center;gap:14px;}
.mini-stat{position:relative;display:flex;align-items:center;justify-content:center;gap:4px;}
.mini-ring{width:30px;height:30px;transform:rotate(-90deg);}
.mini-ring-bg{fill:none;stroke:var(--panel-alt);stroke-width:3;}
.mini-ring-fill{fill:none;stroke:var(--gold);stroke-width:3;stroke-linecap:round;stroke-dasharray:97.4;stroke-dashoffset:97.4;transition:stroke-dashoffset .6s ease;}
.mini-stat-num{font-family:var(--font-mono);font-size:11px;color:var(--text-dim);position:absolute;}
.mini-stat.streak{position:relative;}
.mini-stat.streak .mini-stat-num{position:static;font-size:13px;color:var(--gold);font-weight:600;}
.flame{font-size:14px;}

.tabnav{
  max-width:760px;margin:0 auto;
  display:flex;gap:6px;overflow-x:auto;
  padding:2px 14px 12px;
  scrollbar-width:none;
}
.tabnav::-webkit-scrollbar{display:none;}
.tab{
  flex:0 0 auto;
  display:flex;align-items:center;gap:6px;
  background:var(--panel);
  border:1px solid var(--panel-border);
  color:var(--text-dim);
  border-radius:20px;
  padding:8px 14px;
  font-size:12.5px;font-weight:500;
  white-space:nowrap;
  transition:all .15s ease;
}
.tab .tab-ic{font-size:13px;}
.tab.active{background:var(--gold-soft);border-color:var(--gold);color:var(--gold);}

/* ---------- Main ---------- */
main{max-width:760px;margin:0 auto;padding:18px 16px 40px;}

.section-title{
  font-family:var(--font-mono);
  font-size:13px;letter-spacing:.6px;text-transform:uppercase;
  color:var(--text-dim);
  margin:26px 0 10px;
  display:flex;align-items:center;gap:8px;
}
.section-title:first-child{margin-top:0;}
.section-title::before{content:"";width:16px;height:1px;background:var(--panel-border);}

/* ---------- Cards ---------- */
.card{
  background:var(--panel);
  border:1px solid var(--panel-border);
  border-radius:var(--radius);
  padding:16px;
  margin-bottom:14px;
}
.paper{
  background:var(--paper);
  color:var(--ink);
  border:1px solid var(--paper-line);
  border-radius:var(--radius);
  padding:18px;
  margin-bottom:14px;
}
.paper h3{margin-top:0;}
.paper .en{color:var(--ink);}

/* ---------- Dashboard gauges ---------- */
.gauge-grid{
  display:grid;grid-template-columns:repeat(2,1fr);gap:12px;
}
@media(min-width:480px){.gauge-grid{grid-template-columns:repeat(3,1fr);}}
.gauge-card{
  background:var(--panel);border:1px solid var(--panel-border);
  border-radius:var(--radius);padding:14px 8px;
  display:flex;flex-direction:column;align-items:center;gap:6px;
  cursor:pointer;
}
.gauge-svg{width:78px;height:78px;transform:rotate(-90deg);}
.gauge-bg{fill:none;stroke:var(--panel-alt);stroke-width:7;}
.gauge-fill{fill:none;stroke-width:7;stroke-linecap:round;transition:stroke-dashoffset .7s ease;}
.gauge-wrap{position:relative;width:78px;height:78px;}
.gauge-num{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  font-family:var(--font-mono);font-weight:600;font-size:16px;color:var(--text);
}
.gauge-label{font-size:11.5px;color:var(--text-dim);text-align:center;line-height:1.3;}
.gauge-stars{font-size:9px;color:var(--gold);letter-spacing:1px;}

.overall-card{
  display:flex;align-items:center;gap:18px;
  background:linear-gradient(135deg,#1B212B, #1f2733);
}
.overall-ring-wrap{position:relative;width:96px;height:96px;flex:0 0 auto;}
.overall-ring{width:96px;height:96px;transform:rotate(-90deg);}
.overall-ring-bg{fill:none;stroke:var(--panel-alt);stroke-width:8;}
.overall-ring-fill{fill:none;stroke:var(--gold);stroke-width:8;stroke-linecap:round;transition:stroke-dashoffset .8s ease;}
.overall-num{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-family:var(--font-mono);font-size:22px;font-weight:700;}
.overall-text b{display:block;font-size:15px;margin-bottom:3px;}
.overall-text span{font-size:12px;color:var(--text-dim);}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  background:var(--gold);color:#1c1508;border:none;
  border-radius:10px;padding:11px 18px;font-weight:700;font-size:13.5px;
  transition:transform .1s ease, opacity .15s ease;
}
.btn:active{transform:scale(0.97);}
.btn.secondary{background:var(--panel-alt);color:var(--text);border:1px solid var(--panel-border);}
.btn.block{width:100%;}
.btn.ghost{background:transparent;color:var(--gold);border:1px solid var(--gold-soft);}
.btn:disabled{opacity:.4;}

/* ---------- Priority stars ---------- */
.priority{font-size:12px;letter-spacing:1px;color:var(--gold);}
.priority .dim{color:var(--panel-border);}

/* ---------- Rule blocks ---------- */
.rule-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px;}
.rule-header h3{margin:0;font-size:16px;}
.rule-tag{font-family:var(--font-mono);font-size:10.5px;color:var(--ink-dim);}
.trick-box{
  background:#FBF3D9;border:1px solid #E9D48A;border-radius:var(--radius-sm);
  padding:10px 12px;margin:10px 0;font-size:13px;
}
.trick-box b{color:#8a6d10;}
.examples-table{width:100%;border-collapse:collapse;margin:10px 0;font-size:13px;}
.examples-table th{background:#EFE7D4;padding:6px 8px;text-align:right;font-weight:600;}
.examples-table td{border-top:1px solid var(--paper-line);padding:7px 8px;}
.bad-txt{color:var(--error);font-weight:600;}
.good-txt{color:#2b6b46;font-weight:600;}

/* ---------- Gaps / mistake log ---------- */
.mistake-item{border-bottom:1px solid var(--panel-border);padding:12px 0;}
.mistake-item:last-child{border-bottom:none;}
.mistake-said{color:var(--error);font-size:13.5px;margin-bottom:4px;}
.mistake-fix{color:var(--success);font-size:13.5px;font-weight:600;margin-bottom:4px;}
.mistake-why{color:var(--text-dim);font-size:12.5px;}
.mistake-tagrow{display:flex;gap:6px;margin-top:6px;flex-wrap:wrap;}
.tagchip{
  font-family:var(--font-mono);font-size:10px;padding:2px 8px;border-radius:10px;
  background:var(--panel-alt);color:var(--gold);border:1px solid var(--panel-border);
}

/* ---------- Drills ---------- */
.cat-pick{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;}
.cat-btn{
  background:var(--panel);border:1px solid var(--panel-border);border-radius:var(--radius-sm);
  padding:14px 10px;text-align:center;color:var(--text);
}
.cat-btn .cat-emoji{font-size:20px;display:block;margin-bottom:4px;}
.cat-btn .cat-pct{font-family:var(--font-mono);color:var(--gold);font-size:12px;margin-top:4px;display:block;}

.quiz-progress{height:5px;background:var(--panel-alt);border-radius:3px;overflow:hidden;margin-bottom:16px;}
.quiz-progress-fill{height:100%;background:var(--gold);transition:width .3s ease;}
.quiz-q{font-size:16px;margin-bottom:14px;line-height:1.5;}
.quiz-opts{display:flex;flex-direction:column;gap:8px;}
.quiz-opt{
  background:var(--panel);border:1px solid var(--panel-border);border-radius:var(--radius-sm);
  padding:12px 14px;text-align:right;font-size:14px;color:var(--text);
  font-family:var(--font-en);direction:ltr;text-align:left;
}
.quiz-opt:active{background:var(--panel-alt);}
.quiz-opt.correct{background:var(--success-soft);border-color:var(--success);color:#a9d6bd;}
.quiz-opt.incorrect{background:var(--error-soft);border-color:var(--error);color:#e3aa9e;}
.quiz-explain{
  margin-top:12px;padding:12px 14px;background:var(--panel-alt);border-radius:var(--radius-sm);
  font-size:13px;color:var(--text-dim);
}
.quiz-result{text-align:center;padding:20px 0;}
.quiz-result .big-score{font-family:var(--font-mono);font-size:38px;color:var(--gold);font-weight:700;}

/* ---------- Deck (100 sentences) ---------- */
.deck-stats{display:flex;gap:10px;margin-bottom:14px;}
.deck-stat{flex:1;background:var(--panel);border:1px solid var(--panel-border);border-radius:var(--radius-sm);padding:10px;text-align:center;}
.deck-stat b{display:block;font-family:var(--font-mono);font-size:18px;color:var(--gold);}
.deck-stat span{font-size:11px;color:var(--text-dim);}
.flashcard{
  background:var(--paper);color:var(--ink);border:1px solid var(--paper-line);
  border-radius:var(--radius);min-height:180px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  padding:26px 18px;text-align:center;margin-bottom:16px;position:relative;
}
.flashcard .grp-tag{position:absolute;top:12px;right:14px;font-family:var(--font-mono);font-size:10px;color:var(--ink-dim);}
.flashcard .front-line{font-size:17px;font-weight:600;margin-bottom:10px;}
.flashcard .heb-line{font-size:14px;color:var(--ink-dim);margin-top:10px;}
.flashcard .tap-hint{position:absolute;bottom:10px;font-size:11px;color:var(--ink-dim);}
.deck-actions{display:flex;gap:10px;}
.deck-actions .btn{flex:1;}

/* ---------- Plan (30 day) ---------- */
.today-tasks{display:flex;flex-direction:column;gap:8px;}
.task-row{
  display:flex;align-items:center;gap:10px;background:var(--panel);
  border:1px solid var(--panel-border);border-radius:var(--radius-sm);padding:12px 14px;
}
.task-row.done{border-color:var(--success);background:var(--success-soft);}
.task-check{
  width:22px;height:22px;border-radius:6px;border:2px solid var(--panel-border);
  display:flex;align-items:center;justify-content:center;flex:0 0 auto;font-size:13px;
}
.task-row.done .task-check{background:var(--success);border-color:var(--success);}
.task-txt b{display:block;font-size:13.5px;}
.task-txt span{font-size:11.5px;color:var(--text-dim);}
.history-grid{display:grid;grid-template-columns:repeat(10,1fr);gap:5px;margin-top:10px;}
.hist-cell{aspect-ratio:1;border-radius:4px;background:var(--panel-alt);}
.hist-cell.full{background:var(--success);}
.hist-cell.partial{background:var(--gold);}
.hist-cell.today{outline:2px solid var(--text);}

/* ---------- Cheat sheet ---------- */
.cheat-item{
  display:flex;align-items:center;gap:12px;background:var(--paper);color:var(--ink);
  border:1px solid var(--paper-line);border-radius:var(--radius-sm);padding:13px 14px;margin-bottom:9px;
}
.cheat-item .ck-emoji{font-size:20px;flex:0 0 auto;}
.cheat-item b{display:block;font-size:14px;}
.cheat-item span{font-size:12px;color:var(--ink-dim);}

/* ---------- Toast ---------- */
.toast{
  position:fixed;bottom:70px;left:50%;transform:translateX(-50%) translateY(20px);
  background:var(--panel-alt);color:var(--text);border:1px solid var(--panel-border);
  padding:10px 18px;border-radius:20px;font-size:13px;opacity:0;
  transition:all .25s ease;pointer-events:none;z-index:100;
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0);}

/* ---------- Footer ---------- */
.footer{
  max-width:760px;margin:0 auto;padding:14px 18px calc(30px + env(safe-area-inset-bottom));
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:11px;color:var(--text-dim);border-top:1px solid var(--panel-border);
}
.reset-link{background:none;border:none;color:var(--error);font-size:11px;text-decoration:underline;}

.empty-state{text-align:center;padding:30px 10px;color:var(--text-dim);}
.empty-state .big-emoji{font-size:34px;display:block;margin-bottom:8px;}

hr.div{border:none;border-top:1px solid var(--panel-border);margin:16px 0;}

/* ============ v2 additions ============ */

.view-intro{color:var(--text-dim);font-size:13px;margin:0 0 14px;line-height:1.6;}

/* Next lesson card */
.next-lesson-card{border-color:var(--gold-soft);background:linear-gradient(135deg,#1f1a10,#1B212B);}
.nl-label{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.5px;color:var(--gold);margin-bottom:6px;}
.nl-title{font-size:17px;font-weight:800;margin-bottom:4px;}
.nl-blurb{font-size:12.5px;color:var(--text-dim);margin-bottom:14px;}

/* Lesson list */
.lesson-row{
  display:flex;align-items:center;gap:12px;width:100%;text-align:right;
  background:var(--panel);border:1px solid var(--panel-border);border-radius:var(--radius-sm);
  padding:14px;margin-bottom:9px;color:var(--text);
}
.lesson-row.done{border-color:var(--success);}
.lesson-row.locked{opacity:.45;cursor:default;}
.lesson-status{font-size:18px;flex:0 0 auto;}
.lesson-info b{display:block;font-size:14.5px;margin-bottom:2px;}
.lesson-info span{font-size:11.5px;color:var(--text-dim);}

/* Teach cards - the core learning screen */
.teach-card{
  background:var(--paper);color:var(--ink);border:1px solid var(--paper-line);
  border-radius:var(--radius);padding:26px 20px;margin-bottom:16px;text-align:center;
}
.teach-heb{font-size:16.5px;font-weight:600;line-height:1.6;margin-bottom:18px;}
.teach-en{
  font-family:var(--font-en);direction:ltr;
  font-size:20px;font-weight:600;color:#1c4532;
  background:#EDF5EE;border:1px solid #CBE3D0;border-radius:var(--radius-sm);
  padding:14px 16px;margin-bottom:14px;
}
.teach-note{font-size:13px;color:var(--ink-dim);line-height:1.6;}

/* Hebrew question line in choose steps */
.quiz-q-heb{font-size:16px;font-weight:600;margin-bottom:14px;}

/* Translation input */
.tr-label{font-family:var(--font-mono);font-size:11px;color:var(--text-dim);margin-bottom:6px;}
.tr-heb{font-size:17px;font-weight:700;margin-bottom:14px;}
.tr-input{
  width:100%;background:var(--panel-alt);border:1px solid var(--panel-border);
  border-radius:var(--radius-sm);color:var(--text);
  font-size:16px;padding:13px 14px;text-align:left;direction:ltr;
  font-family:var(--font-en);
}
.tr-input:focus{outline:none;border-color:var(--gold);}
.tr-answer{
  font-family:var(--font-en);direction:ltr;text-align:left;
  font-size:16px;font-weight:600;color:#a9d6bd;
  background:var(--success-soft);border:1px solid var(--success);
  border-radius:var(--radius-sm);padding:10px 12px;margin-top:8px;
}
.tr-hint{
  margin-top:10px;font-size:12.5px;color:var(--gold);
  background:var(--gold-soft);border-radius:var(--radius-sm);padding:8px 12px;
}
.ghost-link{
  background:none;border:none;color:var(--text-dim);font-size:12px;
  text-decoration:underline;margin-top:10px;display:block;
}

/* a/an trainer */
.aan-card{
  background:var(--panel);border:1px solid var(--panel-border);
  border-radius:var(--radius);padding:22px 16px;text-align:center;
}
.aan-instr{font-family:var(--font-mono);font-size:11px;color:var(--text-dim);margin-bottom:12px;}
.aan-word{
  font-family:var(--font-en);font-size:34px;font-weight:700;
  direction:ltr;margin-bottom:20px;color:var(--text);
}
.aan-btns{display:flex;gap:10px;}
.aan-btn{
  flex:1;font-family:var(--font-en);direction:ltr;
  background:var(--panel-alt);border:1px solid var(--panel-border);border-radius:var(--radius-sm);
  color:var(--text);font-size:15px;font-weight:600;padding:14px 8px;
}
.aan-btn.correct{background:var(--success-soft);border-color:var(--success);color:#a9d6bd;}
.aan-btn.incorrect{background:var(--error-soft);border-color:var(--error);color:#e3aa9e;}

/* Drill mode picker */
.drill-modes{display:flex;flex-direction:column;gap:10px;margin-bottom:8px;}
.drill-mode{
  display:flex;flex-direction:column;align-items:flex-start;gap:2px;text-align:right;
  background:var(--panel);border:1px solid var(--panel-border);border-radius:var(--radius-sm);
  padding:14px;color:var(--text);
}
.drill-mode .dm-emoji{font-size:20px;}
.drill-mode b{font-size:14.5px;}
.drill-mode span:last-child{font-size:12px;color:var(--text-dim);}

/* Rule blocks v2 - heb label + en line, always separated */
.rule-oneline{font-size:14px;font-weight:600;margin:4px 0 12px;}
.rule-block{margin-bottom:10px;}
.rb-heb{font-size:12.5px;color:var(--ink-dim);margin-bottom:3px;}
.rb-en{
  font-family:var(--font-en);direction:ltr;text-align:left;
  font-size:15px;font-weight:600;
  background:#EFEAE0;border:1px solid var(--paper-line);border-radius:7px;
  padding:8px 12px;
}

/* Uncountable words grid */
.unc-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;}
.unc-item{
  display:flex;justify-content:space-between;align-items:center;
  background:#EFEAE0;border:1px solid var(--paper-line);border-radius:7px;padding:8px 12px;
}
.unc-en{font-family:var(--font-en);font-weight:600;font-size:14px;}
.unc-heb{font-size:12px;color:var(--ink-dim);}

/* Test history rows */
.hist-row{display:flex;justify-content:space-between;padding:7px 0;border-bottom:1px solid var(--panel-border);font-size:12.5px;color:var(--text-dim);}
.hist-row:last-child{border-bottom:none;}
.hist-score{font-family:var(--font-mono);color:var(--gold);}