:root{
    --bg:#EBE6D9;
    --bg-elevated:#F5F1E7;
    --bg-recessed:#DFD9C8;
    --ink:#2B2620;
    --ink-soft:#5B5346;
    --accent:#4C7A6D;
    --accent-strong:#345B50;
    --bronze:#B8863B;
    --bronze-strong:#8C6425;
    --silver:#9AA0A6;
    --silver-strong:#767C82;
    --gold:#D4AF37;
    --gold-strong:#A9861F;
    --red:#8C3B34;
    --border:rgba(43,38,32,0.18);
    --border-strong:rgba(43,38,32,0.32);
    --shadow:rgba(43,38,32,0.16);
  }
  @media (prefers-color-scheme: dark){
    :root:not([data-theme="light"]){
      --bg:#1E2321;
      --bg-elevated:#262C28;
      --bg-recessed:#171B19;
      --ink:#E8E1D0;
      --ink-soft:#A79C88;
      --accent:#6FA692;
      --accent-strong:#8FC2AC;
      --bronze:#D1A257;
      --bronze-strong:#E6BB74;
      --silver:#B8BEC4;
      --silver-strong:#DADEE1;
      --gold:#E8C860;
      --gold-strong:#F3DA8F;
      --red:#C1584F;
      --border:rgba(232,225,208,0.16);
      --border-strong:rgba(232,225,208,0.30);
      --shadow:rgba(0,0,0,0.45);
    }
  }
  :root[data-theme="dark"]{
    --bg:#1E2321;
    --bg-elevated:#262C28;
    --bg-recessed:#171B19;
    --ink:#E8E1D0;
    --ink-soft:#A79C88;
    --accent:#6FA692;
    --accent-strong:#8FC2AC;
    --bronze:#D1A257;
    --bronze-strong:#E6BB74;
    --silver:#B8BEC4;
    --silver-strong:#DADEE1;
    --gold:#E8C860;
    --gold-strong:#F3DA8F;
    --red:#C1584F;
    --border:rgba(232,225,208,0.16);
    --border-strong:rgba(232,225,208,0.30);
    --shadow:rgba(0,0,0,0.45);
  }

  *{box-sizing:border-box;}
  @media (prefers-reduced-motion: reduce){
    *,*::before,*::after{
      animation-duration:0.001ms !important;
      animation-iteration-count:1 !important;
      transition-duration:0.001ms !important;
      scroll-behavior:auto !important;
    }
  }

  body{
    margin:0;
    background:var(--bg);
    color:var(--ink);
    font-family:"Figtree",-apple-system,"Segoe UI",sans-serif;
    line-height:1.55;
  }

  /* Smooth, scoped theme-switch transition -- container surfaces only, so it
     doesn't fight the finely-tuned per-interaction transitions already set
     on buttons/options/match tiles elsewhere in this file. */
  body, .hud, .lesson-card, .quiz, .myth-card, .armory-card, .rank-card,
  .modal, .progress-track, .waypoint-num{
    transition:background-color .25s ease, border-color .25s ease, color .25s ease;
  }

  /* ---------- Theme toggle ---------- */
  .theme-toggle{
    flex-shrink:0;
    width:36px;height:36px;border-radius:50%;
    display:flex;align-items:center;justify-content:center;
    background:var(--bg-elevated);border:1px solid var(--border-strong);
    color:var(--ink);cursor:pointer;font-size:16px;line-height:1;padding:0;
    transition:background-color .2s ease, border-color .2s ease, transform .15s ease;
  }
  .theme-toggle:hover{border-color:var(--accent);}
  .theme-toggle:active{transform:scale(0.92);}
  .theme-toggle:focus-visible{outline:3px solid var(--bronze);outline-offset:2px;}

  /* ---------- Tab navigation ---------- */
  .tabbar-wrap{
    position:sticky;top:0;z-index:40;
    background:var(--bg);
    border-bottom:1px solid var(--border);
    max-width:920px;margin:0 auto;padding:10px 20px;
    display:flex;align-items:center;gap:10px;
  }
  /* Toggle sits outside the scroll area (not a scrollable-row child) so
     it's always reachable without scrolling through every tab first. */
  .tabbar{
    flex:1;min-width:0;
    display:flex;align-items:center;gap:6px;
    overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;
  }
  .tabbar::-webkit-scrollbar{display:none;}
  .tab-btn{
    flex-shrink:0;
    font-family:"IBM Plex Mono",monospace;font-size:12px;font-weight:600;
    letter-spacing:0.05em;text-transform:uppercase;white-space:nowrap;
    background:none;border:1px solid transparent;border-radius:999px;
    padding:8px 15px;color:var(--ink-soft);cursor:pointer;
    transition:background-color .15s ease, color .15s ease, border-color .15s ease;
  }
  .tab-btn:hover{color:var(--ink);border-color:var(--border-strong);}
  .tab-btn:focus-visible{outline:3px solid var(--bronze);outline-offset:2px;}
  .tab-btn.active{
    background:var(--accent-strong);color:var(--bg-elevated);border-color:var(--accent-strong);
  }
  .tab-panel > *:first-child{padding-top:28px;}
  @media (max-width:600px){
    .tabbar-wrap{padding:8px 16px;gap:8px;}
    .tab-btn{font-size:11px;padding:7px 12px;}
    .theme-toggle{width:32px;height:32px;font-size:14px;}
  }

  .page{max-width:920px;margin:0 auto;padding:0 20px 80px;}

  h1,h2,h3{font-family:"Cinzel","Iowan Old Style","Palatino Linotype",serif;text-wrap:balance;margin:0;}

  .eyebrow{
    font-family:"IBM Plex Mono",ui-monospace,monospace;
    font-size:12px;
    letter-spacing:0.14em;
    text-transform:uppercase;
    color:var(--accent-strong);
    font-weight:600;
  }

  a{color:var(--accent-strong);}

  /* ---------- Hero ---------- */
  .hero{
    padding:56px 0 36px;
    border-bottom:2px solid var(--border-strong);
    position:relative;
  }
  .hero h1{
    font-size:clamp(28px,5vw,42px);
    font-weight:600;
    margin-top:10px;
    color:var(--ink);
    max-width:16ch;
  }
  .hero p{
    max-width:62ch;
    margin-top:18px;
    font-size:16.5px;
    color:var(--ink-soft);
  }
  .hero .callsign{
    margin-top:22px;
    font-family:"IBM Plex Mono",monospace;
    font-size:13px;
    color:var(--ink-soft);
    border-left:3px solid var(--bronze);
    padding-left:12px;
  }

  /* ---------- Account bar ---------- */
  .account-bar{
    margin-top:22px;display:flex;align-items:center;justify-content:space-between;gap:12px;
    flex-wrap:wrap;padding:12px 16px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:6px;
  }
  .account-status{font-size:13.5px;color:var(--ink-soft);}
  .account-status strong{color:var(--ink);}
  .account-btn{
    font-family:"Figtree",sans-serif;font-weight:600;font-size:13px;
    padding:7px 14px;border-radius:4px;border:1px solid var(--accent-strong);
    background:transparent;color:var(--accent-strong);cursor:pointer;flex-shrink:0;
  }
  .account-btn:hover{background:var(--accent-strong);color:var(--bg-elevated);}
  .account-btn:focus-visible{outline:3px solid var(--bronze);outline-offset:2px;}

  /* ---------- Tester tools ---------- */
  .tester-bar{
    margin-bottom:18px;display:flex;align-items:center;justify-content:space-between;gap:12px;
    flex-wrap:wrap;padding:10px 16px;border-radius:6px;
    background:color-mix(in srgb, var(--red) 12%, var(--bg-elevated));border:1px solid var(--red);
  }
  /* .tester-bar's own `display:flex` has the same specificity as the UA
     stylesheet's `[hidden]{display:none}` and loads later, so it silently
     wins and the bar renders even while [hidden] is set (caught via a
     bounding-rect check, not just the DOM `.hidden` property, which
     looked correct on its own). This rule's higher specificity restores
     the expected hidden behavior. */
  .tester-bar[hidden]{display:none;}
  .tester-bar span{font-family:"IBM Plex Mono",monospace;font-size:12.5px;color:var(--red);font-weight:600;}
  .tester-bar .account-btn{border-color:var(--red);color:var(--red);}
  .tester-bar .account-btn:hover{background:var(--red);color:var(--bg-elevated);}
  .tester-bar .account-btn.on{background:var(--red);color:var(--bg-elevated);}
  .account-form{
    margin-top:10px;padding:14px 16px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:6px;
  }
  .account-form-note{font-size:12.5px;color:var(--ink-soft);margin:0 0 10px;}
  .account-form-row{display:flex;gap:8px;flex-wrap:wrap;}
  .account-form-row input{
    font-family:"Figtree",sans-serif;font-size:14px;padding:9px 12px;flex:1;min-width:140px;
    border-radius:4px;border:1px solid var(--border-strong);background:var(--bg);color:var(--ink);
  }
  .account-form-row input:focus-visible{outline:3px solid var(--bronze);outline-offset:1px;}
  .account-form-msg{margin-top:8px;font-size:13px;min-height:1.3em;}
  .account-form-msg.bad{color:var(--red);}
  .account-form-msg.good{color:var(--accent-strong);}

  section{padding:44px 0;border-bottom:1px solid var(--border);}
  section:last-of-type{border-bottom:none;}
  .section-head{margin-bottom:22px;}
  .section-head h2{font-size:22px;font-weight:600;}
  .section-head p{color:var(--ink-soft);margin:8px 0 0;font-size:15px;max-width:56ch;}

  /* ---------- HUD ---------- */
  .hud{
    background:var(--bg-elevated);
    border:1px solid var(--border);
    border-radius:6px;
    padding:26px;
    box-shadow:0 1px 0 var(--border), 0 8px 24px -16px var(--shadow);
  }
  .hud-top{
    display:flex;
    flex-wrap:wrap;
    gap:20px;
    justify-content:space-between;
    align-items:flex-end;
  }
  .hud-stat-label{
    font-family:"IBM Plex Mono",monospace;
    font-size:11px;
    letter-spacing:0.1em;
    text-transform:uppercase;
    color:var(--ink-soft);
  }
  .hud-stat-value{
    font-family:"IBM Plex Mono",monospace;
    font-size:28px;
    font-weight:600;
    font-variant-numeric:tabular-nums;
    color:var(--ink);
  }
  .hud-rank{font-family:"Cinzel",serif;font-size:22px;font-weight:600;color:var(--accent-strong);}

  .progress-track{
    margin-top:20px;
    height:10px;
    border-radius:999px;
    background:var(--bg-recessed);
    border:1px solid var(--border);
    overflow:hidden;
  }
  .progress-fill{
    height:100%;
    background:linear-gradient(90deg,var(--accent),var(--bronze));
    width:0%;
    transition:width .6s ease;
  }
  .progress-caption{
    margin-top:8px;
    font-size:13px;
    color:var(--ink-soft);
  }

  .duty-btn{
    font-family:"Cinzel",serif;
    font-size:15px;
    font-weight:600;
    letter-spacing:0.03em;
    color:var(--bg-elevated);
    background:var(--accent-strong);
    border:none;
    padding:14px 22px;
    border-radius:4px;
    cursor:pointer;
    transition:transform .15s ease, background .15s ease;
  }
  .duty-btn:hover{background:var(--accent);}
  .duty-btn:active{transform:scale(0.97);}
  .duty-btn:focus-visible{outline:3px solid var(--bronze);outline-offset:2px;}

  .hud-msg{
    font-size:14px;
    color:var(--ink-soft);
    min-height:1.4em;
    margin-top:12px;
  }

  .reset-line{margin-top:16px;font-size:12px;color:var(--ink-soft);}
  .reset-line button{
    font:inherit;background:none;border:none;padding:0;
    text-decoration:underline;color:var(--ink-soft);cursor:pointer;
  }

  /* ---------- Training Ground ---------- */
  .lesson-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(230px,1fr));
    gap:14px;
  }
  .lesson-card{
    background:var(--bg-elevated);
    border:1px solid var(--border);
    border-radius:6px;
    padding:18px;
    display:flex;
    flex-direction:column;
    gap:8px;
    text-align:left;
  }
  .lesson-card .lnum{
    font-family:"IBM Plex Mono",monospace;
    font-size:11px;
    color:var(--ink-soft);
    letter-spacing:0.06em;
  }
  .lesson-card h3{font-size:15.5px;font-weight:600;font-family:"Figtree",sans-serif;color:var(--ink);}
  .lesson-card .lweeks{font-size:12px;color:var(--accent-strong);}
  .lesson-pill{
    align-self:flex-start;
    font-family:"IBM Plex Mono",monospace;
    font-size:10.5px;
    letter-spacing:0.06em;
    text-transform:uppercase;
    padding:3px 8px;
    border-radius:999px;
    border:1px solid var(--border-strong);
    color:var(--ink-soft);
  }
  .lesson-pill.next{color:var(--bronze-strong);border-color:var(--bronze);}
  .lesson-pill.done{color:var(--accent-strong);border-color:var(--accent);}
  .lesson-card.locked{opacity:0.55;}
  .lesson-card.next{border-color:var(--bronze);box-shadow:0 0 0 3px color-mix(in srgb, var(--bronze) 18%, transparent);}
  .lesson-card.done{border-color:var(--accent);}
  .lesson-card.refresh{border-color:var(--silver);}
  .lesson-card.refresh .lnum{color:var(--silver-strong);}
  .lesson-card.refresh.done{border-color:var(--accent);}
  .lesson-card.refresh.next{border-color:var(--bronze);}
  .lesson-card.jump-highlight{animation:cardPulse 1.4s ease;}
  @keyframes cardPulse{
    0%{box-shadow:0 0 0 0 color-mix(in srgb, var(--accent) 45%, transparent);}
    60%{box-shadow:0 0 0 12px color-mix(in srgb, var(--accent) 0%, transparent);}
    100%{box-shadow:0 0 0 0 color-mix(in srgb, var(--accent) 0%, transparent);}
  }
  .btn-group{margin-top:auto;display:flex;flex-direction:column;gap:8px;}
  .btn-row{display:flex;align-items:center;gap:8px;}
  .btn-row .start-btn{flex:1;min-width:0;}
  .xp-tag{
    flex-shrink:0;font-family:"IBM Plex Mono",monospace;font-size:10.5px;
    letter-spacing:0.02em;color:var(--accent-strong);white-space:nowrap;
  }
  .xp-tag.none{color:var(--ink-soft);}

  .lesson-card button.start-btn{
    font-family:"Figtree",sans-serif;
    font-weight:600;
    font-size:13.5px;
    padding:9px 14px;
    border-radius:4px;
    border:1px solid var(--accent-strong);
    background:transparent;
    color:var(--accent-strong);
    cursor:pointer;
  }
  .lesson-card button.start-btn:hover{background:var(--accent-strong);color:var(--bg-elevated);}
  .lesson-card button.start-btn:disabled{
    border-color:var(--border);color:var(--ink-soft);cursor:default;background:none;
  }
  .lesson-card button.spell-btn{
    font-size:12px;padding:7px 12px;
    border-color:var(--border-strong);color:var(--ink-soft);
  }
  .lesson-card button.spell-btn:hover{background:var(--bg-recessed);color:var(--ink);}
  .lesson-card button.spell-btn:disabled{opacity:0.5;}
  .training-progress{font-size:13px;color:var(--ink-soft);margin-bottom:16px;font-family:"IBM Plex Mono",monospace;}

  /* ---------- Quiz ---------- */
  .quiz{
    background:var(--bg-elevated);
    border:1px solid var(--border);
    border-radius:6px;
    padding:30px 26px;
    text-align:center;
  }
  .quiz-back{
    display:inline-block;
    background:none;border:none;
    font-family:"IBM Plex Mono",monospace;font-size:11.5px;
    color:var(--ink-soft);cursor:pointer;text-decoration:underline;
    margin-bottom:18px;
  }
  .lesson-pager{
    display:flex;justify-content:space-between;align-items:center;
    gap:10px;margin-bottom:10px;
  }
  .pager-btn{
    font-family:"IBM Plex Mono",monospace;font-size:11.5px;letter-spacing:0.03em;
    background:none;border:1px solid var(--border-strong);border-radius:4px;
    padding:6px 11px;color:var(--ink-soft);cursor:pointer;
    transition:border-color .15s ease, color .15s ease;
  }
  .pager-btn:hover{border-color:var(--accent);color:var(--accent-strong);}
  .pager-btn:focus-visible{outline:3px solid var(--bronze);outline-offset:2px;}
  .skip-inline{
    background:none;border:none;font:inherit;font-size:12px;
    color:var(--accent-strong);text-decoration:underline;cursor:pointer;
  }
  .skip-inline:hover{color:var(--accent);}
  .skip-inline:focus-visible{outline:3px solid var(--bronze);outline-offset:2px;}
  .quiz-dots{display:flex;gap:6px;justify-content:center;flex-wrap:wrap;margin-bottom:6px;}
  .quiz-dot{width:9px;height:9px;border-radius:50%;background:var(--bg-recessed);border:1px solid var(--border-strong);}
  .quiz-dot.filled{background:var(--accent);border-color:var(--accent-strong);}
  .quiz-hint{font-size:12px;color:var(--ink-soft);margin-bottom:22px;}
  .quiz-retries{color:var(--red);}
  .quiz-prompt-label{
    font-family:"IBM Plex Mono",monospace;font-size:11px;
    text-transform:uppercase;letter-spacing:0.1em;color:var(--ink-soft);
  }
  .quiz-prompt{
    font-family:"Cinzel",serif;font-size:clamp(24px,5vw,32px);
    font-weight:600;margin:10px 0 26px;color:var(--ink);text-wrap:balance;
  }
  .quiz-options{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
  @media (max-width:480px){.quiz-options{grid-template-columns:1fr;}}
  .quiz-opt{
    font-family:"Figtree",sans-serif;font-size:15px;padding:14px 16px;
    border-radius:5px;border:1px solid var(--border-strong);
    background:var(--bg);color:var(--ink);cursor:pointer;
    transition:transform .1s ease, background .15s ease, border-color .15s ease;
  }
  .quiz-opt:hover:not(:disabled){border-color:var(--accent);}
  .quiz-opt:focus-visible{outline:3px solid var(--bronze);outline-offset:2px;}
  .quiz-opt.correct{background:var(--accent);border-color:var(--accent-strong);color:var(--bg-elevated);}
  .quiz-opt.wrong{border-color:var(--red);color:var(--red);animation:shake .3s ease;}
  .quiz-opt:disabled{cursor:default;}
  @keyframes shake{0%,100%{transform:translateX(0);}25%{transform:translateX(-5px);}75%{transform:translateX(5px);}}
  .opt-icon{font-weight:700;}
  .opt-icon:not(:empty){margin-right:7px;}

  .quiz-feedback{margin-top:16px;font-size:15.5px;font-weight:600;min-height:1.4em;}
  .quiz-feedback.good{color:var(--accent-strong);}
  .quiz-feedback.bad{color:var(--red);}

  .continue-btn{
    display:block;margin:20px auto 0;opacity:0;transform:translateY(6px);
    transition:opacity .35s ease, transform .35s ease;
  }
  .continue-btn.show{opacity:1;transform:translateY(0);}

  .quiz.flash-correct{animation:pulseGood .6s ease;}
  .quiz.flash-wrong{animation:pulseBad .5s ease;}
  @keyframes pulseGood{
    0%{box-shadow:0 0 0 0 color-mix(in srgb, var(--accent) 0%, transparent);}
    30%{box-shadow:0 0 0 10px color-mix(in srgb, var(--accent) 35%, transparent);}
    100%{box-shadow:0 0 0 0 color-mix(in srgb, var(--accent) 0%, transparent);}
  }
  @keyframes pulseBad{
    0%{box-shadow:0 0 0 0 color-mix(in srgb, var(--red) 0%, transparent);}
    30%{box-shadow:0 0 0 10px color-mix(in srgb, var(--red) 35%, transparent);}
    100%{box-shadow:0 0 0 0 color-mix(in srgb, var(--red) 0%, transparent);}
  }

  .quiz-prompt-emoji{font-size:clamp(48px,12vw,72px);line-height:1;}
  .quiz-prompt.reading-q{
    font-family:"Figtree",sans-serif;font-weight:600;
    font-size:clamp(16.5px,3.4vw,20px);line-height:1.55;text-wrap:balance;
  }

  .quiz-typed-row{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;}
  .quiz-typed-input{
    font-family:"Figtree",sans-serif;font-size:16px;padding:12px 14px;min-width:200px;
    border-radius:5px;border:1px solid var(--border-strong);background:var(--bg);color:var(--ink);
  }
  .quiz-typed-input:focus-visible{outline:3px solid var(--bronze);outline-offset:2px;}
  .quiz-typed-input.correct{border-color:var(--accent-strong);color:var(--accent-strong);}
  .quiz-typed-input.wrong{border-color:var(--red);color:var(--red);animation:shake .3s ease;}
  .quiz-submit-btn{
    font-family:"Cinzel",serif;font-weight:600;font-size:14px;color:var(--bg-elevated);
    background:var(--accent-strong);border:none;padding:12px 20px;border-radius:4px;cursor:pointer;
  }
  .quiz-submit-btn:disabled{background:var(--bg-recessed);color:var(--ink-soft);cursor:default;}
  .typed-icon{font-size:20px;font-weight:700;margin-left:2px;}
  .typed-icon.good{color:var(--accent-strong);}
  .typed-icon.bad{color:var(--red);}

  /* ---------- Sentence-building question ---------- */
  .build-answer{
    min-height:52px;display:flex;flex-wrap:wrap;gap:8px;justify-content:center;align-items:center;
    padding:10px 12px;margin-bottom:14px;border-radius:6px;
    border:1px dashed var(--border-strong);background:var(--bg-recessed);
  }
  .build-answer.correct{border-style:solid;border-color:var(--accent-strong);background:transparent;}
  .build-answer.wrong{border-style:solid;border-color:var(--red);background:transparent;}
  .build-answer-placeholder{font-size:13.5px;color:var(--ink-soft);}
  .build-answer-reveal{font-family:"Cinzel",serif;font-size:18px;color:var(--red);}
  .build-bank{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-bottom:16px;}
  .build-tile{
    font-family:"Cinzel",serif;font-size:15px;padding:9px 14px;
    border-radius:5px;border:1px solid var(--border-strong);
    background:var(--bg);color:var(--ink);cursor:pointer;
    transition:transform .1s ease, background .15s ease, border-color .15s ease;
  }
  .build-tile:hover:not(:disabled){border-color:var(--accent);}
  .build-tile:focus-visible{outline:3px solid var(--bronze);outline-offset:2px;}
  .build-tile:disabled{cursor:default;opacity:0.45;}
  .build-tile.chosen{
    background:var(--bronze);border-color:var(--bronze-strong);color:var(--bg-elevated);opacity:1;
  }
  .build-tile.chosen:disabled{opacity:0.85;}

  /* ---------- Verb-ending note (sentence lessons, Intro) ---------- */
  .verb-note{
    margin:0 0 22px;padding:12px 16px;border-radius:6px;
    border:1px solid var(--border);background:var(--bg-recessed);
  }
  .verb-note-label{
    font-family:"IBM Plex Mono",monospace;font-size:10.5px;letter-spacing:0.06em;
    text-transform:uppercase;color:var(--ink-soft);margin-bottom:10px;
  }
  .verb-note-pair{display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap;}
  .verb-note-form{display:flex;flex-direction:column;align-items:center;gap:2px;}
  .verb-note-word{font-family:"Cinzel",serif;font-size:18px;color:var(--ink);}
  .verb-note-word .ending{color:var(--bronze-strong);font-weight:700;}
  .verb-note-en{font-size:12px;color:var(--ink-soft);}
  .verb-note-arrow{font-size:18px;color:var(--ink-soft);}

  /* ---------- Intro cards ---------- */
  .intro-emoji{font-size:56px;line-height:1;margin-bottom:8px;}
  .intro-latin{
    font-family:"Cinzel",serif;font-weight:600;color:var(--ink);
    font-size:clamp(30px,7vw,42px);margin:8px 0 6px;text-wrap:balance;
  }
  .intro-latin.sentence{font-size:clamp(22px,5vw,28px);}
  .intro-pron{font-size:14.5px;color:var(--ink-soft);margin-bottom:16px;}
  .intro-pron em{color:var(--accent-strong);font-style:normal;font-weight:600;}
  .audio-btn{
    display:inline-flex;align-items:center;justify-content:center;
    width:26px;height:26px;border-radius:50%;vertical-align:middle;margin-left:6px;
    border:1px solid var(--border-strong);background:var(--bg);color:var(--accent-strong);
    cursor:pointer;font-size:13px;line-height:1;
    transition:background .15s ease, border-color .15s ease, color .15s ease;
  }
  .audio-btn:hover{background:var(--accent);border-color:var(--accent-strong);color:var(--bg-elevated);}
  .audio-btn:focus-visible{outline:3px solid var(--bronze);outline-offset:2px;}
  .audio-btn.playing{background:var(--bronze);border-color:var(--bronze-strong);color:var(--bg-elevated);}
  .intro-en{font-size:17px;color:var(--ink);margin-bottom:26px;}
  .intro-nav{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;align-items:center;}
  .intro-prev{background:transparent;color:var(--ink-soft);border-color:var(--border-strong);}
  .intro-prev:hover{border-color:var(--accent);color:var(--accent-strong);}

  /* ---------- Matching round ---------- */
  .match-wrap{display:grid;grid-template-columns:1fr 1fr;gap:16px;max-width:520px;margin:0 auto;}
  .match-col{display:flex;flex-direction:column;gap:10px;}
  .match-btn{
    font-family:"Figtree",sans-serif;font-size:14.5px;padding:12px 10px;
    border-radius:5px;border:1px solid var(--border-strong);background:var(--bg);color:var(--ink);
    cursor:pointer;transition:transform .1s ease, background .15s ease, border-color .15s ease;
  }
  .match-btn:hover:not(:disabled){border-color:var(--accent);}
  .match-btn:focus-visible{outline:3px solid var(--bronze);outline-offset:2px;}
  .match-btn.selected{
    border-color:var(--bronze-strong);background:var(--bronze);color:var(--bg-elevated);
    font-weight:700;
    box-shadow:0 6px 16px -6px color-mix(in srgb, var(--bronze) 55%, transparent);
  }
  .match-btn.matched{background:var(--accent);border-color:var(--accent-strong);color:var(--bg-elevated);cursor:default;}
  .match-btn.wrong{border-color:var(--red);color:var(--red);animation:shake .3s ease;}
  @media (max-width:480px){
    .match-wrap{gap:10px;}
    .match-btn{font-size:13px;padding:10px 6px;}
  }

  .reading-latin{
    font-family:"Cinzel",serif;font-weight:600;color:var(--ink);
    font-size:clamp(19px,4.2vw,25px);line-height:1.6;margin:16px 0;text-wrap:balance;
  }
  .reading-en{font-size:15px;color:var(--accent-strong);font-style:italic;margin-bottom:8px;}
  .reading-hybrid{
    font-family:"Figtree",sans-serif;font-size:16.5px;line-height:1.75;color:var(--ink);
    text-align:left;max-width:52ch;margin:14px auto 4px;
  }
  .la-inline{color:var(--accent-strong);font-weight:700;}

  .lesson-complete{text-align:center;padding:10px;}
  .lesson-complete h3{font-size:22px;margin-bottom:10px;}
  .lesson-complete p{color:var(--ink-soft);margin-bottom:6px;}
  .lesson-complete .duty-btn{margin-top:18px;}

  /* ---------- Campaign route ---------- */
  .route{position:relative;padding-left:0;}
  .route-line{display:grid;gap:0;}
  .waypoint{position:relative;display:grid;grid-template-columns:32px 1fr;gap:16px;padding-bottom:34px;}
  .waypoint:last-child{padding-bottom:0;}
  .waypoint-marker{position:relative;display:flex;justify-content:center;}
  .waypoint-marker::before{
    content:"";position:absolute;top:30px;bottom:-34px;width:2px;background:var(--border-strong);
  }
  .waypoint:last-child .waypoint-marker::before{display:none;}
  .waypoint-num{
    width:30px;height:30px;border-radius:50%;background:var(--bg-elevated);
    border:2px solid var(--bronze);display:flex;align-items:center;justify-content:center;
    font-family:"IBM Plex Mono",monospace;font-size:10.5px;font-weight:600;letter-spacing:-0.02em;
    color:var(--bronze-strong);flex-shrink:0;
  }
  .waypoint-body h3{font-size:16.5px;font-weight:600;color:var(--ink);}
  .waypoint-weeks{
    font-family:"IBM Plex Mono",monospace;font-size:11.5px;color:var(--accent-strong);
    letter-spacing:0.04em;display:block;margin-bottom:4px;
  }
  .waypoint-body p{margin:6px 0 0;color:var(--ink-soft);font-size:14.5px;}

  /* ---------- Rank ladder ---------- */
  .ladder{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:14px;}
  .rank-card{
    background:var(--bg-elevated);border:1px solid var(--border);border-radius:6px;
    padding:18px 14px;text-align:center;transition:border-color .3s ease, box-shadow .3s ease;
  }
  .rank-card .badge{
    width:44px;height:50px;margin:0 auto 10px;background:var(--bg-recessed);
    border:2px solid var(--border-strong);
    clip-path:polygon(50% 0%,100% 18%,100% 70%,50% 100%,0% 70%,0% 18%);
    display:flex;align-items:center;justify-content:center;
    font-family:"Cinzel",serif;font-weight:600;font-size:15px;color:var(--ink-soft);
  }
  .rank-card h3{font-size:14.5px;font-weight:600;}
  .rank-card .thresh{font-family:"IBM Plex Mono",monospace;font-size:11px;color:var(--ink-soft);margin-top:4px;}
  .rank-card.earned{border-color:var(--accent);}
  .rank-card.earned .badge{background:var(--accent);border-color:var(--accent-strong);color:var(--bg-elevated);}
  .rank-card.active{border-color:var(--bronze);box-shadow:0 0 0 3px color-mix(in srgb, var(--bronze) 25%, transparent);}
  .rank-card.active .badge{background:var(--bronze);border-color:var(--bronze-strong);color:var(--bg-elevated);}

  .tier-dots{display:flex;gap:5px;justify-content:center;margin-top:9px;}
  .tier-dot{width:8px;height:8px;border-radius:50%;background:var(--bg-recessed);border:1px solid var(--border-strong);}
  .tier-dot:nth-child(1).filled{background:var(--bronze);border-color:var(--bronze-strong);}
  .tier-dot:nth-child(2).filled{background:var(--silver);border-color:var(--silver-strong);}
  .tier-dot:nth-child(3).filled{background:var(--gold);border-color:var(--gold-strong);}

  /* ---------- Pantheon ---------- */
  .myth-grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));}
  .myth-card{
    background:var(--bg-elevated);border:1px solid var(--border);border-radius:6px;
    padding:16px 18px;display:flex;flex-direction:column;gap:6px;
  }
  .myth-card .myth-emoji{font-size:30px;line-height:1;}
  .myth-card h3{font-size:15.5px;font-weight:600;font-family:"Cinzel",serif;color:var(--ink);}
  .myth-card .myth-role{
    font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:0.04em;
    color:var(--accent-strong);text-transform:uppercase;
  }
  .myth-card p{margin:2px 0 0;font-size:13.5px;color:var(--ink-soft);}

  /* ---------- Armory ---------- */
  .armory-grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));}
  .armory-card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:6px;padding:18px 20px;}
  .armory-card h3{font-size:15px;font-weight:600;font-family:"Figtree",sans-serif;color:var(--ink);}
  .armory-card p{margin:8px 0 0;font-size:14px;color:var(--ink-soft);}
  .armory-link{
    display:inline-block;margin-top:10px;
    font-family:"IBM Plex Mono",monospace;font-size:12px;font-weight:600;
    color:var(--accent-strong);text-decoration:none;cursor:pointer;background:none;border:none;padding:0;
  }
  .armory-link:hover{text-decoration:underline;}
  .armory-link:focus-visible{outline:3px solid var(--bronze);outline-offset:2px;}

  /* ---------- Battle ---------- */
  .battle-guest-note{color:var(--ink-soft);font-size:14.5px;}
  .battle-block{margin-bottom:32px;}
  .battle-block h3{font-size:15px;font-weight:600;color:var(--ink);margin-bottom:12px;}
  .battle-empty{font-size:13.5px;color:var(--ink-soft);}

  table.leaderboard{width:100%;border-collapse:collapse;font-size:14px;}
  table.leaderboard th{
    text-align:left;font-family:"IBM Plex Mono",monospace;font-size:11px;
    text-transform:uppercase;letter-spacing:0.06em;color:var(--ink-soft);
    border-bottom:1px solid var(--border-strong);padding:6px 8px 8px 0;
  }
  table.leaderboard td{padding:8px 8px 8px 0;border-bottom:1px solid var(--border);vertical-align:middle;}
  table.leaderboard td.lb-name{font-weight:600;color:var(--ink);}
  table.leaderboard td.lb-xp{font-family:"IBM Plex Mono",monospace;color:var(--accent-strong);white-space:nowrap;}
  table.leaderboard .lb-emoji{margin-right:8px;}

  .challenge-form{display:flex;gap:8px;flex-wrap:wrap;align-items:center;}
  .challenge-form input{
    font-family:"Figtree",sans-serif;font-size:14px;padding:9px 12px;flex:1;min-width:140px;
    border-radius:4px;border:1px solid var(--border-strong);background:var(--bg);color:var(--ink);
  }
  .challenge-form input:focus-visible{outline:3px solid var(--bronze);outline-offset:1px;}

  .battle-card{
    background:var(--bg-elevated);border:1px solid var(--border);border-radius:6px;
    padding:14px 16px;display:flex;align-items:center;justify-content:space-between;
    gap:12px;flex-wrap:wrap;margin-bottom:10px;
  }
  .battle-card-info{font-size:14px;color:var(--ink);}
  .battle-card-info small{display:block;font-size:12px;color:var(--ink-soft);margin-top:2px;}
  .battle-card-badge{
    font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:0.05em;text-transform:uppercase;
    padding:3px 9px;border-radius:999px;border:1px solid var(--border-strong);color:var(--ink-soft);flex-shrink:0;
  }
  .battle-card-badge.win{color:var(--accent-strong);border-color:var(--accent);}
  .battle-card-badge.loss{color:var(--red);border-color:var(--red);}
  .battle-card-badge.tie{color:var(--bronze-strong);border-color:var(--bronze);}
  .battle-progress{font-size:12.5px;color:var(--ink-soft);margin-top:6px;}

  /* ---------- You tab ---------- */
  .you-profile{
    display:flex;align-items:center;gap:18px;margin-bottom:24px;
    padding:20px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:6px;
  }
  .you-avatar{
    width:56px;height:56px;border-radius:50%;flex-shrink:0;
    background:var(--bg-recessed);border:2px solid var(--accent);
    display:flex;align-items:center;justify-content:center;font-size:28px;
  }
  .you-name{font-family:"Cinzel",serif;font-size:20px;font-weight:600;color:var(--ink);}
  .you-rank{font-family:"IBM Plex Mono",monospace;font-size:13px;color:var(--accent-strong);margin-top:4px;}

  .you-pack{padding:20px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:6px;}
  .you-pack h3{font-size:15px;font-weight:600;color:var(--ink);margin-bottom:4px;}
  .you-pack-sub{font-family:"IBM Plex Mono",monospace;font-size:11.5px;font-weight:400;color:var(--ink-soft);letter-spacing:0.02em;}
  .pack-item{
    display:flex;align-items:center;gap:10px;margin-top:14px;padding:12px 14px;
    background:var(--bg);border:1px solid var(--border-strong);border-radius:5px;
  }
  .pack-item-icon{font-size:22px;line-height:1;}
  .pack-item-label{flex:1;font-size:14px;color:var(--ink);}
  .pack-item-count{
    font-family:"IBM Plex Mono",monospace;font-size:18px;font-weight:600;
    color:var(--accent-strong);font-variant-numeric:tabular-nums;
  }
  .pack-note{margin-top:12px;font-size:13px;color:var(--ink-soft);}

  footer{padding:30px 0 0;font-size:12px;color:var(--ink-soft);}

  /* ---------- Rank-up modal ---------- */
  .modal-backdrop{
    position:fixed;inset:0;background:rgba(0,0,0,0.55);display:none;
    align-items:center;justify-content:center;padding:20px;z-index:50;
  }
  .modal-backdrop.show{display:flex;}
  .modal{
    background:var(--bg-elevated);border:1px solid var(--border-strong);border-radius:8px;
    padding:34px 30px;max-width:360px;text-align:center;
    box-shadow:0 20px 60px -20px rgba(0,0,0,0.5);animation:pop .4s ease;
  }
  @keyframes pop{from{transform:scale(0.85);opacity:0;}to{transform:scale(1);opacity:1;}}
  .modal .badge-big{
    width:70px;height:80px;margin:0 auto 16px;background:var(--bronze);border:2px solid var(--bronze-strong);
    clip-path:polygon(50% 0%,100% 18%,100% 70%,50% 100%,0% 70%,0% 18%);
    display:flex;align-items:center;justify-content:center;
    color:var(--bg-elevated);font-family:"Cinzel",serif;font-size:24px;font-weight:700;
  }
  .modal .badge-big.tier-silver{background:var(--silver);border-color:var(--silver-strong);color:var(--ink);}
  .modal .badge-big.tier-gold{background:var(--gold);border-color:var(--gold-strong);color:var(--ink);}
  .modal h3{font-size:20px;margin-bottom:8px;}
  .modal p{color:var(--ink-soft);font-size:14px;margin:0 0 20px;}
  .modal button{
    font-family:"Cinzel",serif;font-weight:600;font-size:14px;
    background:var(--accent-strong);color:var(--bg-elevated);
    border:none;padding:10px 20px;border-radius:4px;cursor:pointer;
  }

  /* ---------- confetti ---------- */
  #burst-layer{position:fixed;inset:0;pointer-events:none;overflow:hidden;z-index:60;}
  .spark{
    position:absolute;top:50%;left:50%;width:8px;height:8px;border-radius:1px;
    opacity:0.95;animation:fly 900ms ease-out forwards;
  }
  @keyframes fly{to{transform:translate(var(--dx),var(--dy)) rotate(var(--rot));opacity:0;}}

  /* ---------- Roman ornament layer ----------
     Deliberately just background-image (never a pseudo-element overlay):
     backgrounds always paint behind an element's own text by default, so
     none of this needs z-index tricks to avoid sitting on top of card
     content. Every rule here comes *after* the card's own base rule
     earlier in this file on purpose -- background-image is a longhand,
     so a later rule setting only that sub-property overrides just the
     "none" an earlier `background:var(--bg-elevated)` shorthand implied,
     without needing to repeat the color. Same neutral black-at-low-opacity
     trick throughout (rather than separate light/dark art) so nothing
     here needs its own dark-mode variant to still read correctly. */

  /* Marble veining, barely there, behind the whole page. */
  body{
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='260' height='260'%3E%3Cg fill='none' stroke='%23000000' stroke-opacity='0.045' stroke-width='1.4'%3E%3Cpath d='M-10,40 Q60,20 120,45 T280,30'/%3E%3Cpath d='M-10,120 Q80,100 160,125 T300,110'/%3E%3Cpath d='M20,200 Q100,180 180,205 T320,190'/%3E%3Cpath d='M40,-10 Q60,60 40,140 Q30,190 70,260'/%3E%3Cpath d='M210,0 Q230,70 200,150 Q185,200 220,260'/%3E%3C/g%3E%3C/svg%3E");
    background-repeat:repeat;
  }

  /* A single laurel sprig, peeking past the top-left corner of every
     lesson/myth/armory/rank card -- positioned mostly *outside* the
     padded content area (negative offset) so it can never overlap the
     card's own first line of text. */
  .lesson-card, .myth-card, .armory-card, .rank-card{
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='40' height='40'%3E%3Cpath d='M8,34 Q8,10 32,6' fill='none' stroke='%238C6425' stroke-width='2.6' stroke-linecap='round' opacity='0.9'/%3E%3Cg fill='%23B8863B' fill-opacity='0.85' stroke='%235C3E17' stroke-opacity='0.7' stroke-width='1.1'%3E%3Cellipse cx='13' cy='16' rx='5' ry='2.3' transform='rotate(-55 13 16)'/%3E%3Cellipse cx='20' cy='9' rx='5' ry='2.3' transform='rotate(-20 20 9)'/%3E%3C/g%3E%3C/svg%3E");
    background-repeat:no-repeat;
    background-position:top -4px left -4px;
    background-size:34px 34px;
  }

  /* Easter eggs: a faint lightning bolt behind Jupiter's card, a faint
     trident behind Neptune's -- bottom-right, low opacity, layered
     *with* the same corner sprig every other myth-card gets above (a
     second background-image, not a replacement -- comma-separated
     background-* values pair up by position across all layers). */
  .myth-jupiter{
    background-image:
      url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='40' height='40'%3E%3Cpath d='M8,34 Q8,10 32,6' fill='none' stroke='%238C6425' stroke-width='2.6' stroke-linecap='round' opacity='0.9'/%3E%3Cg fill='%23B8863B' fill-opacity='0.85' stroke='%235C3E17' stroke-opacity='0.7' stroke-width='1.1'%3E%3Cellipse cx='13' cy='16' rx='5' ry='2.3' transform='rotate(-55 13 16)'/%3E%3Cellipse cx='20' cy='9' rx='5' ry='2.3' transform='rotate(-20 20 9)'/%3E%3C/g%3E%3C/svg%3E"),
      url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60'%3E%3Cpath d='M30,4 L34,24 L50,18 L38,32 L50,46 L34,38 L30,58 L26,38 L10,46 L22,32 L10,18 L26,24 Z' fill='%23D4AF37' fill-opacity='0.16'/%3E%3C/svg%3E");
    background-repeat:no-repeat, no-repeat;
    background-position:top -4px left -4px, bottom -4px right -4px;
    background-size:34px 34px, 52px 52px;
  }
  .myth-neptune{
    background-image:
      url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='40' height='40'%3E%3Cpath d='M8,34 Q8,10 32,6' fill='none' stroke='%238C6425' stroke-width='2.6' stroke-linecap='round' opacity='0.9'/%3E%3Cg fill='%23B8863B' fill-opacity='0.85' stroke='%235C3E17' stroke-opacity='0.7' stroke-width='1.1'%3E%3Cellipse cx='13' cy='16' rx='5' ry='2.3' transform='rotate(-55 13 16)'/%3E%3Cellipse cx='20' cy='9' rx='5' ry='2.3' transform='rotate(-20 20 9)'/%3E%3C/g%3E%3C/svg%3E"),
      url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60'%3E%3Cg fill='none' stroke='%234C7A6D' stroke-opacity='0.18' stroke-width='4' stroke-linecap='round'%3E%3Cpath d='M30,10 L30,54'/%3E%3Cpath d='M30,10 L18,22'/%3E%3Cpath d='M30,10 L42,22'/%3E%3Cpath d='M20,40 L40,40'/%3E%3C/g%3E%3C/svg%3E");
    background-repeat:no-repeat, no-repeat;
    background-position:top -4px left -4px, bottom -4px right -4px;
    background-size:34px 34px, 52px 52px;
  }

  /* A laurel-wreath divider between a lesson's summary and its "Report
     to Command" button. */
  .laurel-divider{
    width:64px;height:26px;margin:14px auto;
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60'%3E%3Cpath d='M10,30 Q30,54 30,30 Q30,54 50,30' fill='none' stroke='%23B8863B' stroke-width='2.5' stroke-linecap='round'/%3E%3Cg fill='%238FA876' stroke='%234C7A6D' stroke-width='0.8'%3E%3Cellipse cx='14' cy='26' rx='6' ry='2.6' transform='rotate(-55 14 26)'/%3E%3Cellipse cx='11' cy='36' rx='6' ry='2.6' transform='rotate(-90 11 36)'/%3E%3Cellipse cx='16' cy='45' rx='6' ry='2.6' transform='rotate(-125 16 45)'/%3E%3Cellipse cx='46' cy='26' rx='6' ry='2.6' transform='rotate(55 46 26)'/%3E%3Cellipse cx='49' cy='36' rx='6' ry='2.6' transform='rotate(90 49 36)'/%3E%3Cellipse cx='44' cy='45' rx='6' ry='2.6' transform='rotate(125 44 45)'/%3E%3C/g%3E%3C/svg%3E");
    background-repeat:no-repeat;
    background-position:center;
    background-size:contain;
  }

  /* A strung-bead cord under the You tab's rank line -- one bead per
     rank reached, populated in JS (renderYouTab). Never labeled or
     explained in-app on purpose. */
  .you-cord{display:flex;gap:5px;margin-top:8px;flex-wrap:wrap;max-width:180px;}
  .you-cord .bead{
    width:9px;height:9px;border-radius:50%;
    background:var(--bronze);border:1px solid var(--bronze-strong);
    flex-shrink:0;
  }
  .you-cord .bead:nth-child(4n+2){background:var(--accent);border-color:var(--accent-strong);}
  .you-cord .bead:nth-child(4n+3){background:var(--gold);border-color:var(--bronze-strong);}
  .you-cord .bead:nth-child(4n+4){background:var(--red);border-color:#5C241F;}