:root{--ink:#16223c;--sub:#62708c;--bg:#f5f7fc;--panel:#fff;--line:#e5e9f3;--navy:#121e35;--blue:#3766f4;--soft:#edf2ff;--mint:#167861;--gold:#d58b18;--red:#b53f48;--radius:20px}
*{box-sizing:border-box}html{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg)}body{margin:0;font-size:15px;line-height:1.5}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled{opacity:.45;cursor:not-allowed}a{color:#1e53d0;text-decoration:none}a:hover{text-decoration:underline}.app-shell{min-height:100vh;padding-bottom:86px}.topbar{background:var(--navy);color:#fff;min-height:74px;padding:15px max(18px,calc((100vw - 1100px)/2));display:flex;align-items:center;justify-content:space-between;gap:12px}.brand{display:flex;gap:10px;align-items:center}.brand-icon{width:41px;height:41px;border-radius:12px;background:#fff;color:var(--navy);font:700 30px Georgia,serif;display:grid;place-items:center}.brand strong{display:block;font-size:19px;letter-spacing:-.5px}.brand span{display:block;color:#c0cce3;font-size:11px}.top-info{display:flex;gap:7px;align-items:center;font-size:12px;color:#b9c7e1}.pill{padding:5px 10px;border-radius:20px;background:#263653;color:#e9efff}.content{max-width:1100px;margin:auto;padding:23px 18px 40px}.bottom-nav{z-index:20;position:fixed;bottom:0;left:0;right:0;min-height:70px;padding-bottom:env(safe-area-inset-bottom);display:flex;justify-content:center;gap:5px;border-top:1px solid var(--line);background:rgba(255,255,255,.97);box-shadow:0 -4px 30px #17234010}.navitem{border:none;background:transparent;color:#70809a;display:grid;place-items:center;align-content:center;gap:2px;width:min(16.66%,110px);padding:6px 2px;font-size:11px}.navitem.active{color:#244fdd;font-weight:750}.navico{font-size:23px;line-height:1.3}.hero{background:linear-gradient(120deg,#14213c,#273e6c);color:#fff;border-radius:24px;padding:28px;display:grid;grid-template-columns:1fr auto;gap:20px;align-items:center;box-shadow:0 14px 25px #11274c16}.hero h1{margin:5px 0 8px;line-height:1.1;font-size:clamp(25px,4vw,39px);letter-spacing:-.9px}.hero p{color:#c9d6f0;margin:8px 0 18px;max-width:540px}.eyebrow{text-transform:uppercase;letter-spacing:2px;font-size:11px;font-weight:800;color:#7297ff}.hero .eyebrow{color:#a9c2ff}.big-num{text-align:center;border:1px solid #6882a23b;padding:16px;border-radius:20px;background:#ffffff0a;min-width:125px}.big-num strong{display:block;font-size:52px;line-height:1}.big-num span{font-size:12px;color:#b8c9e5}.btn{display:inline-flex;align-items:center;justify-content:center;border:none;border-radius:13px;background:var(--blue);color:#fff;min-height:45px;padding:11px 19px;font-weight:750;gap:8px;text-decoration:none}.btn:hover{text-decoration:none;filter:brightness(.96)}.btn.secondary{background:#e8edfa;color:#254b9a}.btn.ghost{background:#fff;color:var(--blue);border:1px solid #d7e1fa}.btn.dark{background:#1c2b47}.btn.red{background:#fcebed;color:var(--red)}.btn.small{min-height:34px;padding:7px 11px;font-size:13px;border-radius:10px}.flex{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.stack{display:grid;gap:14px}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.card{border:1px solid var(--line);background:var(--panel);border-radius:var(--radius);padding:21px;box-shadow:0 5px 18px #14233b08}.card h2{margin:0 0 9px;font-size:18px;letter-spacing:-.3px}.card h3{margin:0 0 5px;font-size:17px}.card p{margin:8px 0;color:var(--sub)}.section-title{display:flex;justify-content:space-between;align-items:end;gap:10px;margin:25px 0 13px}.section-title h2{font-size:21px;margin:0;letter-spacing:-.6px}.muted{color:var(--sub)}.smalltext{font-size:12px}.tag{font-size:11px;font-weight:700;padding:4px 9px;border-radius:100px;background:#eef2fa;color:#53627b}.tag.green{background:#e7f7f2;color:#147760}.tag.amber{background:#fff3e0;color:#aa6613}.tag.blue{background:#e9efff;color:#2d55b5}.mini-kpi{font-size:28px;font-weight:800;letter-spacing:-.5px}.item-row{padding:12px 0;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:12px}.item-row:last-child{border:none}.item-row .grow{flex:1}.round-icon{flex:none;width:40px;height:40px;border-radius:13px;background:var(--soft);color:var(--blue);display:grid;place-items:center;font-size:20px}.progress{height:8px;background:#edf0f7;border-radius:20px;overflow:hidden;margin:8px 0}.progress>span{height:100%;display:block;background:#426ce7;border-radius:20px}.notice{border:1px solid #e3e9f7;background:#f0f4ff;border-radius:15px;padding:14px;color:#415579;font-size:13px}.notice.warn{background:#fff8ee;border-color:#ffe1bc;color:#805516}.notice strong{color:var(--ink)}.form-control{width:100%;border:1px solid #dbe2ee;background:#fff;border-radius:12px;padding:12px;color:var(--ink);min-height:45px;outline-color:#6284f6}.form-control.textarea{min-height:130px;resize:vertical}.field{display:grid;gap:6px;margin:11px 0}.field label{font-weight:700;font-size:13px}.screen-title{margin:2px 0 5px;font-size:30px;line-height:1.2;letter-spacing:-.8px}.choice{width:100%;background:#fff;border:1px solid #dfe5ef;color:var(--ink);padding:13px;text-align:left;border-radius:14px;display:flex;align-items:flex-start;gap:11px;line-height:1.4}.choice:hover{border-color:#8ba6fa}.choice.selected{background:#eaf0ff;border-color:#5478f4;box-shadow:0 0 0 2px #5478f429}.choice .letter{border:1px solid #cbd5e6;border-radius:9px;display:grid;place-items:center;width:29px;height:29px;flex:none;font-size:12px;font-weight:800}.choice.correct{border-color:#39a487;background:#edf9f4}.choice.incorrect{border-color:#db8588;background:#fff1f1}.correct-answer{color:var(--mint)}.wrong-answer{color:var(--red)}.question-counter{display:flex;justify-content:space-between;align-items:center;gap:10px;color:var(--sub);font-size:13px;margin-bottom:12px}.result-score{font-size:60px;font-weight:850;color:#254bd3;line-height:1.05;letter-spacing:-3px}.bar-row{display:flex;justify-content:space-between;gap:10px;font-size:13px}.reading-text{line-height:1.85;color:#394862;font-size:15px}.reading-details{border-left:3px solid #7f9af5;padding-left:15px}.reading-list li{margin:7px 0}.empty{padding:25px;border:1px dashed #cfd9e9;text-align:center;border-radius:16px;color:var(--sub)}.offline-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:#37a881;margin-right:5px}.offline-dot.off{background:#d99b37}.toast{position:fixed;left:50%;bottom:91px;transform:translateX(-50%);z-index:30;background:#16223c;color:#fff;box-shadow:0 10px 30px #1117;padding:10px 16px;border-radius:12px;min-width:230px;max-width:90vw;text-align:center;font-size:13px;opacity:0;pointer-events:none;transition:opacity .3s}.toast.visible{opacity:1}.source{font-size:12px;color:#6c7a94}.summary-stat{text-align:center;background:#f7f9fd;border-radius:15px;padding:14px}.question-panel{max-width:800px;margin:0 auto}.hr{border:0;border-top:1px solid var(--line);margin:18px 0}.footerline{color:#8790a5;font-size:11px;margin-top:24px}.iconline{display:flex;gap:8px;align-items:center}.headline-pair{display:flex;justify-content:space-between;gap:10px;align-items:center}.anchor-btn{border:0;background:transparent;color:var(--blue);font-weight:750;padding:4px}.chips{display:flex;gap:7px;flex-wrap:wrap}.chip{border:1px solid #dce3f3;border-radius:30px;background:#fff;padding:8px 12px;font-size:12px;color:#354865}.chip.active{background:#1f3765;color:white;border-color:#1f3765}.break-all{overflow-wrap:anywhere}
@media(max-width:750px){.grid{grid-template-columns:1fr}.grid.two{grid-template-columns:1fr}.hero{grid-template-columns:1fr}.big-num{justify-self:start;padding:12px}.big-num strong{font-size:30px}.content{padding:17px 13px 35px}.topbar{padding:12px 15px}.top-info{display:none}.card{padding:17px}.hero{padding:23px}.section-title h2{font-size:19px}.screen-title{font-size:25px}}
@media(min-width:751px){.bottom-nav{left:50%;transform:translateX(-50%);max-width:650px;border-radius:20px 20px 0 0}.content{padding-top:30px}}

/* Tutor jurídico local: contenido cargado en el dispositivo, sin llamadas de red. */
.tutor-thread{display:flex;flex-direction:column;gap:12px;max-height:460px;overflow-y:auto;padding:4px 0 16px}
.tutor-msg{align-self:flex-start;max-width:94%;border-radius:15px 15px 15px 4px;padding:13px 14px;border:1px solid var(--line);background:#f5f7fc;white-space:pre-line;overflow-wrap:anywhere}
.tutor-msg.user{align-self:flex-end;background:#eaf0ff;border-color:#d9e3fa;border-radius:15px 15px 4px 15px}
.tutor-msg p{margin:5px 0}.tutor-msg strong{color:#182747}.tutor-msg .source{margin-top:8px}
.tutor-msg .tutor-label{font-size:11px;letter-spacing:.4px;text-transform:uppercase;font-weight:800;color:#4d6191;margin-bottom:5px}
@media(max-width:420px){.navitem{font-size:10px}.navico{font-size:21px}.tutor-msg{max-width:100%}}