.il-builder{--il-ink:#14213b;--il-muted:#52627d;--il-line:#dce5f1;--il-blue:#2563eb;display:grid;gap:1rem;width:100%;min-width:0;color:var(--il-ink)}
.il-builder *{box-sizing:border-box}
.il-builder button{cursor:pointer;touch-action:manipulation}
.il-builder button:disabled{cursor:not-allowed}
.il-builder :is(button,input):focus-visible{outline:3px solid #60a5fa;outline-offset:2px}
.il-head{min-width:0}
.il-eyebrow{display:inline-flex;align-items:center;gap:.45rem;color:var(--il-blue);font-size:.7rem;font-weight:800;letter-spacing:.11em}
.il-eyebrow svg{width:1rem;height:1rem}
.il-head h2{margin:.35rem 0 .25rem;font-size:clamp(1.3rem,2vw,1.7rem);line-height:1.15;font-weight:800;letter-spacing:-.03em;text-wrap:balance}
.il-head p{max-width:44rem;margin:0;color:var(--il-muted);font-size:.86rem;line-height:1.5;text-wrap:pretty}
.il-chips{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem;min-width:0}
.il-chips.is-empty{padding:.7rem .9rem;border:1px dashed #cbd8ea;border-radius:.9rem;background:#f8fbff}
.il-chips-empty{color:var(--il-muted);font-size:.8rem;line-height:1.4}
.il-chip{display:inline-flex;align-items:center;gap:.4rem;max-width:100%;min-height:2.25rem;padding:.2rem .2rem .2rem .7rem;border:1px solid var(--il-line);border-radius:999px;background:#fff;box-shadow:0 1px 2px #0f172a0d}
.il-chip-name{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:15rem;font-size:.8rem;font-weight:750}
.il-dot{display:inline-block;width:.6rem;height:.6rem;flex:0 0 auto;border-radius:50%}
.il-clear-search,.il-remove-topic{display:inline-flex;align-items:center;justify-content:center;border:0;background:transparent;color:#64748b}
.il-remove-topic{width:1.8rem;height:1.8rem;flex:0 0 auto;border-radius:999px}
.il-clear-search{width:2rem;height:2rem;border-radius:.55rem}
.il-clear-search:hover,.il-remove-topic:hover{background:#e9f0fb;color:var(--il-blue)}
.il-more{min-height:2.25rem;padding:.35rem .7rem;border:0;border-radius:999px;background:#edf3fb;color:#1550c6;font-size:.75rem;font-weight:750}
.il-more:hover{background:#dceaff}
.il-clear-selection{min-height:2.25rem;margin-left:auto;padding:.3rem .7rem;border:1px solid #e2e9f3;border-radius:999px;background:#fff;color:#54647e;font-size:.74rem;font-weight:750}
.il-clear-selection:hover{border-color:#94a3b8;color:var(--il-ink)}
.il-layout{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(280px,.8fr);gap:1rem;align-items:start;min-width:0}
.il-panel{min-width:0;border:1px solid var(--il-line);border-radius:1.1rem;background:#fff;box-shadow:0 12px 28px -26px #1d3557}
.il-selector{overflow:hidden}
.il-selector-heading{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1rem 1.1rem .75rem}
.il-selector-heading h3,.il-config-title{margin:0;color:var(--il-muted);font-size:.72rem;line-height:1.3;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.il-catalog-count{flex:0 0 auto;padding:.3rem .6rem;border-radius:999px;background:#eef3fa;color:#455a78;font-size:.7rem;font-weight:750;white-space:nowrap}
.il-search{display:flex;align-items:center;gap:.6rem;margin:0 1.1rem .85rem;padding:.6rem .8rem;border:1px solid #cbd7e7;border-radius:.75rem;background:#f8fbff;color:#64748b;transition:border-color .18s,box-shadow .18s}
.il-search:focus-within{border-color:var(--il-blue);box-shadow:0 0 0 3px #dbeafe}
.il-search>svg{width:1.05rem;height:1.05rem;flex:0 0 auto}
.il-search input{min-width:0;flex:1;border:0;background:transparent;color:var(--il-ink);font-size:.88rem;font-weight:550;outline:0!important;box-shadow:none!important}
.il-search input::placeholder{color:#667b99;opacity:1}
.il-book-list{display:grid;gap:.6rem;padding:0 1.1rem 1.1rem;overflow:visible}
.il-book{min-width:0;overflow:hidden;border:1px solid #dce5f1;border-radius:.9rem;background:#fff;transition:border-color .18s,box-shadow .18s}
.il-book:hover{border-color:#b4c8e4}
.il-book.is-open,.il-book.has-selection{border-color:#92b7fa}
.il-book-head{display:flex;width:100%;min-height:3.6rem;align-items:center;gap:.7rem;padding:.65rem .9rem;border:0;background:#fff;color:var(--il-ink);text-align:left}
.il-book-head:hover{background:#f7faff}
.il-book-mark{display:flex;width:2.2rem;height:2.2rem;flex:0 0 auto;align-items:center;justify-content:center;border-radius:.65rem;background:#eff5ff;color:var(--il-blue)}
.il-book-copy{display:block;min-width:0;flex:1}
.il-book-name{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:.88rem;line-height:1.35;font-weight:800}
.il-book-meta{display:block;margin-top:.15rem;color:var(--il-muted);font-size:.72rem;line-height:1.3;font-weight:600;font-variant-numeric:tabular-nums}
.il-book-selected{flex:0 0 auto;padding:.28rem .6rem;border-radius:999px;background:#e4eeff;color:#1550c6;font-size:.72rem;font-weight:800;white-space:nowrap;font-variant-numeric:tabular-nums}
.il-book-chevron{flex:0 0 auto;color:#607694;transition:transform .18s}
.il-book.is-open .il-book-chevron{transform:rotate(180deg);color:var(--il-blue)}
.il-book-body{padding:.15rem .5rem .5rem;border-top:1px solid #edf2f9}
.il-select-all{display:inline-flex;align-items:center;gap:.45rem;min-height:2.4rem;margin:.2rem 0 .1rem;padding:.25rem .5rem;border:0;border-radius:.5rem;background:transparent;color:#1655c9;font-size:.76rem;font-weight:750;text-align:left}
.il-select-all:hover{background:#eaf2ff}
.il-select-all svg{width:.95rem;height:.95rem}
.il-topic-list{display:grid}
.il-topic-row{display:flex;align-items:center;gap:.75rem;min-height:2.9rem;padding:.55rem .5rem;border-top:1px solid #f1f5f9;border-radius:.5rem;cursor:pointer;transition:background .15s}
.il-topic-row:first-child{border-top:0}
.il-topic-row:hover{background:#f7faff}
.il-topic-row.is-selected{background:#f5f8ff}
.il-topic-row input{width:1.2rem;height:1.2rem;flex:0 0 auto;accent-color:var(--il-blue)}
.il-topic-copy{min-width:0;flex:1}
.il-topic-name{display:block;overflow-wrap:anywhere;color:#253653;font-size:.86rem;line-height:1.35;font-weight:600}
.il-topic-count{flex:0 0 auto;color:#52627d;font-size:.74rem;font-weight:600;white-space:nowrap;font-variant-numeric:tabular-nums}
.il-empty{display:grid;justify-items:center;gap:.25rem;padding:2.2rem 1rem;text-align:center;color:var(--il-muted);font-size:.82rem}
.il-empty svg{width:1.5rem;height:1.5rem;margin-bottom:.3rem;color:#7f96b7}
.il-empty strong{color:var(--il-ink);font-size:.9rem}
.il-config{padding:1rem 1.1rem 1.1rem}
.il-seg{display:grid;grid-template-columns:1fr 1fr;gap:.3rem;margin-top:.65rem;padding:.3rem;border-radius:.8rem;background:#e9edf3}
.il-seg-option{position:relative;display:flex;min-width:0;cursor:pointer}
.il-seg-option input{position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:pointer}
.il-seg-option span{display:flex;width:100%;min-height:2.5rem;align-items:center;justify-content:center;padding:.35rem .4rem;border-radius:.6rem;color:#475569;text-align:center;font-size:.78rem;line-height:1.2;font-weight:800;transition:background .15s,color .15s}
.il-seg-option:hover span{color:var(--il-ink)}
.il-seg-option input:checked+span{background:#fff;color:var(--il-ink);box-shadow:0 1px 3px #0f172a1f}
.il-seg-option input:focus-visible+span{outline:3px solid #60a5fa;outline-offset:1px}
.il-seg-hint{margin:.6rem .1rem 0;color:var(--il-muted);font-size:.76rem;line-height:1.45}
.il-side{position:sticky;top:0;display:grid;gap:1rem;min-width:0}
.il-bar{position:sticky;bottom:0;z-index:5;display:grid;gap:.6rem;padding:.8rem 1rem .75rem;border:1px solid var(--il-line);border-radius:1.1rem;background:#fffffff5;box-shadow:0 -10px 26px -18px #0f172a59;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}
.il-bar-row{display:flex;align-items:center;justify-content:space-between;gap:.75rem;min-width:0}
.il-bar-summary{min-width:0;font-size:.9rem;line-height:1.3;font-weight:800;font-variant-numeric:tabular-nums}
.il-number{display:flex;flex:0 0 auto;align-items:center;overflow:hidden;border:1px solid #cbd7e7;border-radius:.7rem;background:#fff}
.il-number button{display:flex;width:2.6rem;height:2.6rem;align-items:center;justify-content:center;border:0;background:#f8fbff;color:#28466f;font-size:1.2rem;font-weight:800}
.il-number button:hover:not(:disabled){background:#eff5ff}
.il-number button:disabled{color:#b6c2d3}
.il-number input{width:3.6rem;height:2.6rem;padding:0 .2rem;border:0;border-left:1px solid #e2e8f0;border-right:1px solid #e2e8f0;border-radius:0;background:#fff;color:var(--il-ink);text-align:center;font-size:1rem;font-weight:800;font-variant-numeric:tabular-nums;-moz-appearance:textfield;appearance:textfield}
.il-number input::-webkit-inner-spin-button,.il-number input::-webkit-outer-spin-button{margin:0;-webkit-appearance:none}
.il-start{display:flex;width:100%;min-height:3.1rem;align-items:center;justify-content:center;gap:.5rem;padding:.7rem 1rem;border:1px solid #1d4ed8;border-radius:.85rem;background:#2563eb;color:#fff;font-size:.95rem;font-weight:800;box-shadow:0 10px 22px -16px #1d4ed8;transition:background .18s,transform .18s}
.il-start:not(:disabled):hover{background:#1d4ed8;transform:translateY(-1px)}
.il-start:disabled{border-color:#dce5f1;background:#e8eef7;color:#516582;box-shadow:none}
.il-start svg{width:1rem;height:1rem}
.il-start-hint{color:var(--il-muted);text-align:center;font-size:.72rem;line-height:1.4}
/* Durante el test: de qué tema era la pregunta, solo después de responder. */
.il-q-topic{display:flex;align-items:center;gap:.55rem;min-width:0;padding:.6rem .85rem;border:1px solid #dbe4f0;border-radius:.9rem;background:#f8fafc;color:#334155;font-size:.82rem;line-height:1.35}
.il-q-topic-name{min-width:0;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.il-q-topic-name strong{font-weight:800;color:#0f172a}
.il-q-topic-score{flex:0 0 auto;color:#64748b;font-size:.74rem;font-weight:700;font-variant-numeric:tabular-nums}
/* Informe final: resultado por tema. */
.il-report{padding:1rem;border:1px solid #e2e8f0;border-radius:1rem;background:#fff}
.il-report h3{margin:0 0 .6rem;color:#64748b;font-size:.68rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase}
.il-report ul{display:grid;gap:.55rem;margin:0;padding:0;list-style:none}
.il-report li{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;column-gap:.5rem;row-gap:.3rem}
.il-report-name{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#1e293b;font-size:.84rem;font-weight:700}
.il-report-score{color:#334155;font-size:.8rem;font-weight:800;font-variant-numeric:tabular-nums}
.il-report-bar{grid-column:2/4;height:.4rem;overflow:hidden;border-radius:999px;background:#f1f5f9}
.il-report-bar span{display:block;height:100%;border-radius:999px}
.il-report-advice{margin:.75rem 0 0;color:#475569;font-size:.8rem;line-height:1.45}
.il-report-advice strong{color:#0f172a}
/* En PC la columna derecha (reparto + empezar) acompaña al hacer scroll. En
   tablet y móvil la columna desaparece y la barra se fija abajo sobre la lista. */
@media(min-width:981px){.il-side .il-bar{position:static;box-shadow:0 12px 28px -26px #1d3557}.il-chip-name{max-width:22rem}}
@media(max-width:980px){.il-layout{grid-template-columns:1fr}.il-side{display:contents}}
/* #scrollContainer ya reserva 80px abajo para la barra del móvil, así que
   bottom:0 deja «Empezar» justo encima de ella (lo comprueba la prueba e2e). */
@media(max-width:767px){.il-bar{margin:0 -.25rem;border-radius:1rem}}
@media(max-width:640px){.il-builder{gap:.8rem}.il-head h2{font-size:1.3rem}.il-head p{font-size:.82rem}.il-chip-name{max-width:11rem}.il-selector-heading{padding:.85rem .9rem .6rem}.il-search{margin:0 .9rem .75rem}.il-book-list{padding:0 .9rem .9rem}.il-book-head{padding:.6rem .7rem}.il-book-name{white-space:normal}.il-config{padding:.9rem}.il-bar{padding:.7rem .8rem .65rem}.il-bar-summary{font-size:.84rem}}
@media(prefers-reduced-motion:reduce){.il-builder *{scroll-behavior:auto!important;transition:none!important}}