:root{
  --night:#14182e;
  --night-2:#1d2340;
  --parchment:#f4ead2;
  --parchment-2:#efe2c4;
  --ink:#2b2516;
  --ink-soft:#5a4f38;
  --gilt:#c9a24b;
  --gilt-bright:#e8c97a;
  --crimson:#9c3a3a;
  --forest:#3f7a52;
  --line:rgba(201,162,75,.35);
  --radius:14px;
  --shadow:0 18px 40px rgba(0,0,0,.45);
}

*{box-sizing:border-box}
html,body{margin:0}
body{
  min-height:100vh;
  font-family:"Bitter",Georgia,serif;
  color:var(--parchment);
  background:
    radial-gradient(1200px 700px at 50% -10%, #232a4d 0%, transparent 60%),
    linear-gradient(180deg,#0f1226 0%, #14182e 50%, #0d1022 100%);
  -webkit-font-smoothing:antialiased;
}

/* faint starfield */
.stars{position:fixed;inset:0;pointer-events:none;opacity:.5;
  background-image:
    radial-gradient(1.4px 1.4px at 20% 30%, #fff 50%, transparent),
    radial-gradient(1.2px 1.2px at 70% 20%, #fff 50%, transparent),
    radial-gradient(1px 1px at 40% 70%, #fff 50%, transparent),
    radial-gradient(1.3px 1.3px at 85% 60%, #fff 50%, transparent),
    radial-gradient(1px 1px at 15% 80%, #fff 50%, transparent),
    radial-gradient(1.1px 1.1px at 55% 45%, #fff 50%, transparent);
  background-repeat:no-repeat;
}

h1{font-family:"Cinzel",serif;font-weight:700;letter-spacing:.02em;margin:.1em 0 .35em;
  color:var(--parchment);font-size:clamp(1.5rem,5vw,2.1rem)}
.lead{font-size:1.05rem;line-height:1.55;color:var(--parchment)}
strong{color:var(--gilt-bright)}

/* ---------- login gate ---------- */
.gate{max-width:380px;margin:0 auto;padding:18vh 22px 0;text-align:center;position:relative;z-index:1}
.seal{font-family:"Cinzel",serif;font-size:2.2rem;color:var(--gilt);
  width:74px;height:74px;line-height:74px;margin:0 auto 14px;border-radius:50%;
  background:radial-gradient(circle at 50% 35%, var(--night-2), var(--night));
  border:2px solid var(--gilt);box-shadow:0 0 28px rgba(201,162,75,.4)}
.gate-title{font-size:clamp(1.8rem,8vw,2.6rem);margin:.1em 0}
.gate-sub{color:#b9c0e0;margin:0 0 26px}
.login-form{display:grid;gap:14px;text-align:left}
.login-form label{display:grid;gap:6px;font-family:"Cinzel",serif;font-size:.78rem;
  letter-spacing:.08em;text-transform:uppercase;color:var(--gilt)}
.login-form input{padding:13px 14px;border-radius:10px;border:1px solid var(--line);
  background:rgba(255,255,255,.04);color:var(--parchment);font-size:1.05rem;font-family:inherit}
.login-form input:focus{outline:2px solid var(--gilt-bright);outline-offset:1px}
.error{color:#ffb4b4;background:rgba(156,58,58,.25);border:1px solid #9c3a3a;
  padding:10px 12px;border-radius:8px;font-size:.95rem}

/* ---------- top bar ---------- */
.topbar{position:relative;z-index:1;display:flex;justify-content:space-between;align-items:center;
  padding:16px 20px;border-bottom:1px solid rgba(201,162,75,.18)}
.brand{font-family:"Cinzel",serif;color:var(--gilt);letter-spacing:.06em}
.topbar-right{display:flex;align-items:center;gap:16px}
.parent-link{color:#8a93bd;text-decoration:none;font-size:.82rem;letter-spacing:.04em;
  border:1px solid rgba(201,162,75,.3);padding:5px 11px;border-radius:7px}
.parent-link:hover{color:var(--gilt-bright);border-color:var(--gilt)}
.logout{color:#9aa2c6;text-decoration:none;font-size:.9rem}
.logout:hover{color:var(--parchment)}

/* ---------- layout ---------- */
.app{max-width:660px;margin:0 auto;padding:22px 18px 60px;position:relative;z-index:1}

/* ---------- progress trail (signature) ---------- */
.progress{margin-bottom:22px}
.progress-head{display:flex;justify-content:space-between;align-items:baseline;
  margin-bottom:10px;gap:10px}
.book-name{font-family:"Cinzel",serif;font-size:.92rem;color:var(--parchment)}
.count{font-size:.82rem;color:var(--gilt);letter-spacing:.04em;white-space:nowrap}
.trail{display:flex;flex-wrap:wrap;gap:7px}
.node{flex:1 1 auto;min-width:26px;height:30px;display:flex;align-items:center;justify-content:center;
  font-family:"Cinzel",serif;font-size:.8rem;border-radius:7px;
  background:rgba(255,255,255,.05);border:1px solid rgba(201,162,75,.2);color:#8b93b8}
.node.done{background:linear-gradient(180deg,var(--gilt-bright),var(--gilt));
  color:#2a2008;border-color:var(--gilt-bright);box-shadow:0 0 12px rgba(201,162,75,.45)}
.node.now{border-color:var(--gilt-bright);color:var(--gilt-bright);
  box-shadow:0 0 0 2px rgba(232,201,122,.25) inset;animation:pulse 2.2s ease-in-out infinite}
@keyframes pulse{50%{box-shadow:0 0 14px rgba(232,201,122,.5)}}

/* ---------- parchment card ---------- */
.card{background:linear-gradient(180deg,var(--parchment),var(--parchment-2));
  color:var(--ink);border-radius:var(--radius);padding:26px 24px;box-shadow:var(--shadow);
  border:1px solid #d8c79a}
.card h1{color:var(--ink)}
.card .lead{color:var(--ink-soft)}
.card p{color:var(--ink-soft);line-height:1.55}
.eyebrow{font-family:"Cinzel",serif;font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;
  color:#9a7b32;margin:0 0 2px}
.today .chapter-title{font-family:"Cinzel",serif;font-size:1.35rem;color:var(--ink);margin:.1em 0 .5em}
.hint{font-size:.88rem;font-style:italic;color:#8a7c5c;margin-top:16px}

/* ---------- button ---------- */
.btn{display:inline-block;margin-top:14px;padding:14px 22px;border:none;cursor:pointer;
  font-family:"Cinzel",serif;font-size:1rem;letter-spacing:.03em;border-radius:11px;
  background:linear-gradient(180deg,#2a3158,#1d2340);color:var(--gilt-bright);
  border:1px solid var(--gilt);text-decoration:none;transition:transform .08s ease, box-shadow .2s}
.btn:hover{box-shadow:0 0 22px rgba(201,162,75,.35)}
.btn:active{transform:translateY(1px)}
.btn:focus-visible{outline:3px solid var(--gilt-bright);outline-offset:2px}
.btn:disabled{opacity:.45;cursor:not-allowed;box-shadow:none}

/* ---------- quiz ---------- */
.quiz-card .lead{margin-bottom:8px}
.questions{list-style:none;counter-reset:q;margin:18px 0 0;padding:0;display:grid;gap:16px}
.q{counter-increment:q;border-top:1px solid var(--line);padding-top:16px}
.q:first-child{border-top:none;padding-top:0}
.q-text{font-weight:600;color:var(--ink)!important;margin:0 0 12px;font-size:1.05rem}
.q-text::before{content:counter(q);display:inline-flex;align-items:center;justify-content:center;
  width:24px;height:24px;margin-right:9px;border-radius:50%;background:var(--ink);
  color:var(--parchment);font-family:"Cinzel",serif;font-size:.78rem;vertical-align:middle}
.opts{display:grid;gap:9px}
.opt{display:flex;align-items:center;gap:11px;padding:12px 14px;border-radius:10px;cursor:pointer;
  background:rgba(43,37,22,.05);border:1.5px solid transparent;transition:background .12s,border-color .12s}
.opt span{color:var(--ink);font-size:1.02rem;line-height:1.35}
.opt input{width:20px;height:20px;accent-color:var(--crimson);flex:0 0 auto}
.opt:hover{background:rgba(43,37,22,.09)}
.opt:has(input:checked){background:rgba(201,162,75,.22);border-color:var(--gilt)}
.opt:has(input:focus-visible){outline:3px solid var(--gilt);outline-offset:2px}
.quiz-foot{display:flex;align-items:center;justify-content:space-between;gap:14px;
  margin-top:22px;flex-wrap:wrap}
.answered{font-size:.9rem;color:#8a7c5c}
.quiz-foot .btn{margin-top:0}

/* ---------- results ---------- */
.result{text-align:center}
.result .lead{color:var(--ink-soft)}
.big-seal{font-family:"Cinzel",serif;font-size:2.6rem;width:92px;height:92px;line-height:92px;
  margin:0 auto 12px;border-radius:50%;color:#2a2008;
  background:radial-gradient(circle at 50% 35%,var(--gilt-bright),var(--gilt));
  box-shadow:0 0 30px rgba(201,162,75,.5)}
.result.pass h1{color:#7a5a12}
.result.fail h1{color:var(--crimson)}
.next-up{margin-top:14px;font-style:italic}

@media (prefers-reduced-motion: reduce){
  .node.now{animation:none}
  .btn{transition:none}
}

/* ---------- parent panel ---------- */
.lib-list{display:grid;gap:12px;margin-top:18px}
.lib-row{display:flex;justify-content:space-between;align-items:center;gap:14px;
  padding:14px 16px;border-radius:11px;background:rgba(43,37,22,.05);
  border:1.5px solid transparent}
.lib-row.active{background:rgba(201,162,75,.16);border-color:var(--gilt)}
.lib-info{flex:1;min-width:0}
.lib-title{font-family:"Cinzel",serif;color:var(--ink);font-size:1rem}
.badge{font-family:"Bitter",serif;font-size:.62rem;letter-spacing:.1em;color:#7a5a12;
  background:var(--gilt-bright);padding:2px 7px;border-radius:5px;vertical-align:middle}
.lib-sub{color:var(--ink-soft);font-size:.85rem;margin:3px 0 7px}
.bar{height:7px;border-radius:4px;background:rgba(43,37,22,.12);overflow:hidden}
.bar span{display:block;height:100%;background:linear-gradient(90deg,var(--gilt),var(--gilt-bright))}
.lib-actions{display:flex;flex-direction:column;gap:7px;flex:0 0 auto}
.lib-actions form{margin:0}
.btn.small{margin-top:0;padding:8px 14px;font-size:.82rem;width:100%}
.btn.ghost{background:transparent;color:var(--ink-soft);border-color:rgba(43,37,22,.25)}
.btn.ghost:hover{color:var(--crimson);border-color:var(--crimson);box-shadow:none}
.hist{list-style:none;margin:14px 0 0;padding:0;display:grid;gap:8px}
.hist li{display:flex;flex-wrap:wrap;gap:10px;align-items:baseline;font-size:.9rem;
  color:var(--ink-soft);border-top:1px solid var(--line);padding-top:8px}
.hist li:first-child{border-top:none;padding-top:0}
.hist-date{font-family:"Cinzel",serif;font-size:.78rem;color:#9a7b32}
.hist-book{color:var(--ink);flex:1;min-width:140px}
.hist-score{font-weight:600;color:var(--ink)}

/* ---------- reader progress bar ---------- */
.bar.big{height:12px;border-radius:7px;margin:4px 0 10px}
.progress-label{font-family:"Bitter",serif;color:var(--ink-soft);font-size:.92rem;margin-bottom:14px}
.progress-label strong{color:var(--gilt-deep,#9a7b32)}
.session-note{display:inline-block;background:rgba(46,125,50,.12);color:#2e7d32;
  font-size:.9rem;padding:7px 13px;border-radius:8px;margin:0 0 12px;
  border:1px solid rgba(46,125,50,.25)}

/* ---------- parent: flash + password settings ---------- */
.flash-ok{border:1.5px solid rgba(46,125,50,.4);background:rgba(46,125,50,.10)}
.flash-ok p{color:#2e7d32;font-weight:600}
.flash-err{border:1.5px solid rgba(176,46,46,.4);background:rgba(176,46,46,.08)}
.flash-err p{color:var(--crimson);font-weight:600}
.pw-forms{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:18px}
@media (max-width:560px){.pw-forms{grid-template-columns:1fr}}
.pw-form{display:flex;flex-direction:column;gap:10px;padding:16px;border-radius:11px;
  background:rgba(43,37,22,.05);border:1px solid var(--line)}
.pw-title{font-family:"Cinzel",serif;color:var(--ink);font-size:.95rem;margin-bottom:2px}
.pw-form label{display:flex;flex-direction:column;gap:5px;font-size:.85rem;color:var(--ink-soft)}
.pw-form input{padding:10px 12px;border-radius:8px;border:1.5px solid var(--line);
  background:#fffdf7;font-family:"Bitter",serif;font-size:1rem}
.pw-form input:focus{outline:none;border-color:var(--gilt)}
.pw-form .btn.small{width:100%}
.hint code{background:rgba(43,37,22,.1);padding:1px 6px;border-radius:4px;font-size:.85em}