.psrs-app{--psrs-border:#d8dee8;--psrs-soft:#f6f8fb;--psrs-text:#172033;--psrs-muted:#667085;max-width:860px;margin:28px auto;padding:22px;border:1px solid var(--psrs-border);border-radius:18px;background:#fff;color:var(--psrs-text);box-shadow:0 10px 30px rgba(15,23,42,.06);box-sizing:border-box}.psrs-app *{box-sizing:border-box}.psrs-head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px}.psrs-eyebrow{font-size:.83rem;font-weight:800;letter-spacing:.04em;text-transform:uppercase;color:#526075}.psrs-title{margin:.2rem 0 0!important;font-size:clamp(1.35rem,3vw,2rem)!important;line-height:1.15}.psrs-session-badge{white-space:nowrap;padding:8px 11px;border-radius:999px;background:#eef2ff;font-size:.9rem;font-weight:700}.psrs-progressbar{height:8px;margin:20px 0 10px;background:#edf0f5;border-radius:999px;overflow:hidden}.psrs-progressbar span{display:block;width:0;height:100%;background:#3f73e8;transition:width .25s ease}.psrs-stats{display:flex;gap:18px;flex-wrap:wrap;margin:0 0 18px;color:var(--psrs-muted);font-size:.9rem}.psrs-stats strong{color:var(--psrs-text)}.psrs-card{min-height:290px;padding:30px;border:1px solid var(--psrs-border);border-radius:16px;background:linear-gradient(180deg,#fff,#fbfcfe);display:flex;flex-direction:column;justify-content:center;outline:none}.psrs-card:focus-visible{box-shadow:0 0 0 3px rgba(63,115,232,.18)}.psrs-label{font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;font-weight:800;color:var(--psrs-muted);margin-bottom:10px}.psrs-front{font-size:clamp(1.35rem,3vw,2rem);line-height:1.35;font-weight:750;white-space:pre-wrap}.psrs-back{font-size:clamp(1.05rem,2vw,1.24rem);line-height:1.62;white-space:pre-wrap}.psrs-divider{height:1px;background:var(--psrs-border);margin:26px 0}.psrs-controls{margin-top:16px}.psrs-reveal{width:100%;min-height:50px!important;border-radius:12px!important;font-weight:750!important}.psrs-key{display:inline-block;margin-left:6px;padding:2px 7px;border:1px solid #cfd6e2;border-bottom-width:2px;border-radius:6px;font-size:.76rem;font-weight:600;color:var(--psrs-muted);background:#fff}.psrs-grades{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.psrs-grade{min-height:58px;padding:8px 10px;border:1px solid var(--psrs-border);border-radius:12px;background:#fff;cursor:pointer;font:inherit}.psrs-grade span{display:block;font-weight:800}.psrs-grade small{display:block;margin-top:2px;color:var(--psrs-muted);font-size:.74rem}.psrs-grade:hover{transform:translateY(-1px);box-shadow:0 6px 14px rgba(15,23,42,.07)}.psrs-again{border-color:#efb2b2;background:#fff7f7}.psrs-hard{border-color:#f0cf8f;background:#fffaf1}.psrs-good{border-color:#a6d6b4;background:#f5fff7}.psrs-easy{border-color:#a9c5f5;background:#f5f9ff}.psrs-empty{text-align:center;padding:44px 20px 26px}.psrs-empty-icon{font-size:2.4rem}.psrs-empty h3{margin:.5rem 0!important}.psrs-footer{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:18px;padding-top:14px;border-top:1px solid var(--psrs-border);color:var(--psrs-muted);font-size:.83rem}.psrs-linkbutton{border:0;background:transparent;padding:4px;color:#526075;text-decoration:underline;cursor:pointer}.psrs-message{min-height:1.4em;margin-top:7px;text-align:right;color:#287044;font-size:.83rem}.psrs-message.is-error{color:#b42318}.psrs-error{padding:14px;border:1px solid #f4b8b8;background:#fff5f5;border-radius:10px}.psrs-deck-list ul{padding-left:1.2rem}.psrs-deck-list li{margin:.4rem 0}@media(max-width:680px){.psrs-app{margin:18px 0;padding:15px;border-radius:14px}.psrs-head{display:block}.psrs-session-badge{display:inline-block;margin-top:10px}.psrs-card{min-height:250px;padding:22px}.psrs-grades{grid-template-columns:repeat(2,1fr)}.psrs-footer{align-items:flex-start;flex-direction:column}.psrs-message{text-align:left}}

/* 0.1.3 · filtros por conceptos y estadísticas de cuenta */
.psrs-tools{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0 14px}.psrs-toolbutton{appearance:none;border:1px solid #d7c9ff;background:#f7f3ff;color:#6124c9;border-radius:10px;padding:9px 13px;font:inherit;font-weight:750;cursor:pointer}.psrs-toolbutton:hover{background:#f0e9ff}.psrs-toolbutton-stats{border-color:#cfd8e7;background:#f7f9fc;color:#344054}.psrs-toolbutton-stats:hover{background:#eef2f7}.psrs-filter-count{display:inline-flex;align-items:center;justify-content:center;min-width:22px;height:22px;margin-left:5px;padding:0 6px;border-radius:999px;background:#7427df;color:#fff;font-size:.75rem}.psrs-filter-panel,.psrs-stats-panel{margin:0 0 18px;padding:16px;border:1px solid var(--psrs-border);border-radius:14px;background:#fbfcff}.psrs-panel-head{display:flex;justify-content:space-between;gap:14px;align-items:flex-start;margin-bottom:14px}.psrs-panel-head strong{font-size:1rem}.psrs-panel-head p{margin:3px 0 0;color:var(--psrs-muted);font-size:.85rem}.psrs-panel-close{appearance:none;border:0;background:#eee9ff;color:#5e2ab8;width:34px;height:34px;border-radius:50%;font-size:1.25rem;line-height:1;cursor:pointer}.psrs-filter-search{display:block;margin-bottom:10px}.psrs-filter-search span{display:block;margin-bottom:5px;font-size:.8rem;font-weight:750;color:#475467}.psrs-filter-search input{width:100%;min-height:42px;border:1px solid #cfd6e2;border-radius:9px;padding:8px 11px;font:inherit;background:#fff}.psrs-filter-actions{display:flex;gap:10px;margin:0 0 8px}.psrs-concept-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px 10px;max-height:280px;overflow:auto;padding:8px;border:1px solid #e3e7ee;border-radius:10px;background:#fff}.psrs-concept-option{display:flex;align-items:flex-start;gap:8px;padding:7px 8px;border-radius:8px;cursor:pointer;font-size:.88rem;line-height:1.35}.psrs-concept-option:hover{background:#f6f3ff}.psrs-concept-option input{margin-top:2px;flex:0 0 auto}.psrs-filter-footer{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:12px;color:var(--psrs-muted);font-size:.83rem}.psrs-metric-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.psrs-metric{padding:13px;border:1px solid #e2e7ef;border-radius:11px;background:#fff}.psrs-metric strong{display:block;font-size:1.35rem;line-height:1.1;color:#172033}.psrs-metric span{display:block;margin-top:4px;color:#667085;font-size:.78rem}.psrs-stat-section{margin-top:18px}.psrs-stat-section h4{margin:0 0 9px!important;font-size:.95rem}.psrs-rating-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}.psrs-rating-grid>div{display:flex;justify-content:space-between;gap:8px;padding:9px 10px;border:1px solid #e2e7ef;border-radius:9px;background:#fff;font-size:.8rem}.psrs-rating-grid strong{font-size:.95rem}.psrs-hardest-list{margin:0;padding-left:1.35rem}.psrs-hardest-list li{padding:6px 0}.psrs-hardest-list li span{display:block;font-weight:700}.psrs-hardest-list li small{display:block;color:#667085;margin-top:2px}.psrs-muted{color:#667085;font-size:.83rem}
@media(max-width:680px){.psrs-concept-list{grid-template-columns:1fr;max-height:250px}.psrs-filter-footer{align-items:stretch;flex-direction:column}.psrs-filter-footer .button{width:100%}.psrs-metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.psrs-rating-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.psrs-tools{margin-top:14px}.psrs-toolbutton{flex:1 1 auto}}

/* 0.1.4 · paridad visitantes/registrados y compatibilidad WP Rocket */
.psrs-runtime-error .psrs-message{min-height:auto;padding:10px 12px;border:1px solid #f4b8b8;border-radius:10px;background:#fff5f5}

/* 0.2.0 · JQuiz dual: Tarjetas + Test */
.psrs-mode-switch{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0 2px;padding:5px;border:1px solid #e4d8ff;border-radius:12px;background:#faf8ff;width:max-content;max-width:100%}.psrs-mode-button{appearance:none;border:0;border-radius:9px;padding:9px 14px;background:transparent;color:#5b3a8f;font:inherit;font-weight:800;cursor:pointer}.psrs-mode-button:hover{background:#f1ebff}.psrs-mode-button.is-active{background:#7427df;color:#fff;box-shadow:0 3px 10px rgba(116,39,223,.18)}
.psrs-rich{overflow-wrap:anywhere}.psrs-rich p:first-child{margin-top:0}.psrs-rich p:last-child{margin-bottom:0}.psrs-rich table{width:100%;max-width:100%;border-collapse:collapse;margin:12px 0;font-size:.93rem}.psrs-rich th,.psrs-rich td{border:1px solid #d9dee8;padding:7px 8px;text-align:center}.psrs-rich th{background:#f6f8fb;font-weight:800}.psrs-rich img{max-width:100%;height:auto}.psrs-imported-feedback{margin-top:10px}
.psrs-quiz-study{margin-top:8px}.psrs-quiz-card{padding:24px;border:1px solid var(--psrs-border);border-radius:16px;background:linear-gradient(180deg,#fff,#fbfcfe)}.psrs-quiz-question{font-size:clamp(1.08rem,2.2vw,1.35rem);line-height:1.55;font-weight:700;margin-bottom:20px}.psrs-quiz-options{display:grid;gap:10px;margin:0 0 18px}.psrs-quiz-option{display:flex;align-items:flex-start;gap:10px;padding:12px 14px;border:1px solid #d9dee8;border-radius:12px;background:#fff;cursor:pointer;line-height:1.45}.psrs-quiz-option:hover{border-color:#bba1ef;background:#fcfaff}.psrs-quiz-option:has(input:checked){border-color:#8a4ee9;background:#f8f3ff;box-shadow:0 0 0 1px rgba(116,39,223,.08)}.psrs-quiz-option input{margin-top:4px;flex:0 0 auto}.psrs-quiz-option-text{min-width:0}.psrs-quiz-check{min-height:46px!important;padding-left:18px!important;padding-right:18px!important}.psrs-quiz-result{margin-top:16px;padding:14px 16px;border-radius:12px;border:1px solid #d9dee8;line-height:1.5}.psrs-quiz-result.is-correct{border-color:#9ed2ae;background:#f4fff6}.psrs-quiz-result.is-wrong{border-color:#efb2b2;background:#fff6f6}.psrs-quiz-feedback{margin-top:8px}.psrs-quiz-correct{margin-top:10px;padding-top:10px;border-top:1px solid rgba(0,0,0,.08)}.psrs-quiz-rating{margin-top:14px;padding:14px;border:1px solid #d8c6fb;border-radius:12px;background:#fbf9ff}.psrs-quiz-rating>strong{display:block;margin-bottom:10px}.psrs-quiz-rating-buttons{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.psrs-quiz-next{margin-top:14px!important;min-height:44px!important}.psrs-quiz-option input:disabled+.psrs-quiz-option-text{opacity:.85}
@media(max-width:680px){.psrs-mode-switch{width:100%}.psrs-mode-button{flex:1 1 130px}.psrs-quiz-card{padding:17px}.psrs-quiz-rating-buttons{grid-template-columns:1fr}.psrs-rich table{display:block;overflow-x:auto;white-space:nowrap}.psrs-quiz-option{padding:11px 12px}}

/* 0.2.2 · límites diarios por perfil */
.psrs-head-badges{display:flex;gap:8px;align-items:center;justify-content:flex-end;flex-wrap:wrap}
.psrs-quota-badge{display:inline-flex;align-items:center;min-height:34px;padding:6px 11px;border-radius:999px;background:#f3f0ff;border:1px solid #c9bdf5;color:#4b3292;font-size:13px;font-weight:700;white-space:nowrap}
.psrs-quota-badge.is-exhausted{background:#fff0f0;border-color:#e6aaaa;color:#9c2525}
@media (max-width:640px){.psrs-head-badges{justify-content:flex-start;width:100%}.psrs-quota-badge{white-space:normal}}

/* 0.2.3 · legibilidad de controles + comunicación de erratas */
.psrs-reveal,
.psrs-quiz-check{
    background:#6256c9!important;
    border-color:#6256c9!important;
    color:#fff!important;
    text-shadow:none!important;
    box-shadow:none!important;
}
.psrs-reveal:hover,.psrs-reveal:focus,
.psrs-quiz-check:hover,.psrs-quiz-check:focus{
    background:#5147b2!important;
    border-color:#5147b2!important;
    color:#fff!important;
}
.psrs-reveal .psrs-key{color:#4b5563!important;background:#fff!important}
.psrs-grade{font-weight:700!important;text-shadow:none!important}
.psrs-grade span,.psrs-grade small{color:inherit!important}
.psrs-again{border-color:#e78989!important;background:#fff0f0!important;color:#8b1f1f!important}
.psrs-hard{border-color:#e1b956!important;background:#fff7df!important;color:#704700!important}
.psrs-good{border-color:#7fc196!important;background:#ecf9f0!important;color:#175a32!important}
.psrs-easy{border-color:#8eafe4!important;background:#eef4ff!important;color:#244f8f!important}
.psrs-grade:hover,.psrs-grade:focus-visible{filter:brightness(.98);box-shadow:0 5px 14px rgba(15,23,42,.10)!important}
.psrs-item-tools{display:flex;justify-content:flex-end;align-items:center;gap:10px;flex-wrap:wrap;margin:-6px 0 18px}
.psrs-errata-badge{display:inline-flex;align-items:center;gap:5px;padding:5px 9px;border:1px solid #e7b85d;border-radius:999px;background:#fff8df;color:#7a4a00;font-size:.78rem;font-weight:800}
.psrs-report-toggle{appearance:none;border:1px solid #d8dee8;border-radius:9px;background:#fff;color:#6b4250;padding:6px 10px;font:inherit;font-size:.8rem;font-weight:700;cursor:pointer}
.psrs-report-toggle:hover,.psrs-report-toggle:focus{border-color:#c69aab;background:#fff7fa;color:#5b3040}
.psrs-report-panel{margin:0 0 18px;padding:14px;border:1px solid #e1d7e7;border-radius:12px;background:#fcf9ff;color:var(--psrs-text)}
.psrs-report-panel>strong{display:block;margin-bottom:10px}
.psrs-report-grid{display:grid;grid-template-columns:minmax(180px,.75fr) minmax(240px,1.5fr);gap:12px}
.psrs-report-grid label>span{display:block;margin-bottom:5px;color:#475467;font-size:.78rem;font-weight:750}
.psrs-report-grid select,.psrs-report-grid textarea{width:100%;border:1px solid #cfd6e2;border-radius:8px;background:#fff;color:#172033;padding:8px 10px;font:inherit}
.psrs-report-grid textarea{resize:vertical;min-height:72px}
.psrs-report-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
.psrs-report-message{min-height:1.2em;margin-top:7px;color:#526075;font-size:.78rem}
@media(max-width:680px){.psrs-item-tools{justify-content:flex-start;margin-top:-2px}.psrs-report-grid{grid-template-columns:1fr}.psrs-report-actions .button{flex:1 1 auto}}
/* Respeta siempre el atributo HTML hidden frente a reglas display del tema/plugin. */
.psrs-app [hidden]{display:none!important}
.psrs-grade:disabled,.psrs-reveal:disabled,.psrs-quiz-check:disabled{opacity:.62;cursor:wait}

/* 0.2.4 · configuración de Test y nota UNED */
.psrs-quiz-config{display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:16px;align-items:end;margin:8px 0 18px;padding:18px;border:1px solid #d9cff7;border-radius:14px;background:linear-gradient(180deg,#fbf9ff,#f7f4ff)}
.psrs-quiz-config strong{display:block;color:#3e2c73;font-size:1rem}.psrs-quiz-config p{margin:5px 0 0;color:#667085;font-size:.86rem;line-height:1.45}.psrs-quiz-config label{display:grid;gap:5px;color:#475467;font-size:.78rem;font-weight:750}.psrs-quiz-config select,.psrs-quiz-config input[type="number"]{min-width:155px;min-height:42px;border:1px solid #cfc5ec;border-radius:9px;background:#fff;padding:7px 10px;font:inherit;color:#172033}.psrs-quiz-start{min-height:42px!important;background:#6256c9!important;border-color:#6256c9!important;color:#fff!important}.psrs-quiz-start:hover{background:#5147b2!important;border-color:#5147b2!important}
.psrs-exam-stats{border-top:1px solid #e5e7eb;padding-top:16px}.psrs-exam-score{display:flex;align-items:baseline;gap:5px;margin:8px 0 12px}.psrs-exam-score strong{font-size:2.15rem;line-height:1;color:#3f2f86}.psrs-exam-score span{color:#667085;font-weight:700}.psrs-exam-breakdown{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}.psrs-exam-breakdown span{padding:9px 10px;border:1px solid #e2e7ef;border-radius:9px;background:#fff;color:#667085;font-size:.79rem}.psrs-exam-breakdown strong{display:block;color:#172033;font-size:1.05rem}
@media(max-width:680px){.psrs-quiz-config{grid-template-columns:1fr;align-items:stretch}.psrs-quiz-config select,.psrs-quiz-config input[type="number"],.psrs-quiz-start{width:100%}.psrs-exam-breakdown{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* 0.2.5 · pantalla completa, respuestas en blanco y vistas de Test */
.psrs-fullscreen-button{margin-left:auto}
.psrs-app:fullscreen,.psrs-app:-webkit-full-screen,.psrs-app.psrs-pseudo-fullscreen{background:#f7f8fb!important;overflow:auto!important;padding:22px!important;max-width:none!important;width:100%!important;height:100%!important;box-sizing:border-box!important}
.psrs-app:fullscreen>.psrs-head,.psrs-app:-webkit-full-screen>.psrs-head,.psrs-app.psrs-pseudo-fullscreen>.psrs-head{max-width:1180px;margin-left:auto;margin-right:auto}
.psrs-app:fullscreen>*:not(script),.psrs-app:-webkit-full-screen>*:not(script),.psrs-app.psrs-pseudo-fullscreen>*:not(script){max-width:1180px;margin-left:auto;margin-right:auto}
.psrs-app.psrs-pseudo-fullscreen{position:fixed!important;inset:0!important;z-index:999999!important}
body:has(.psrs-pseudo-fullscreen){overflow:hidden!important}
.psrs-quiz-config{grid-template-columns:minmax(0,1fr) auto auto auto}
.psrs-quiz-actions{display:flex;gap:10px;align-items:stretch;flex-wrap:wrap;margin-top:2px}
.psrs-quiz-actions .button{min-height:46px!important}
.psrs-quiz-blank{border:1px solid #cbd5e1!important;background:#fff!important;color:#475569!important;font-weight:750!important;padding:0 18px!important}
.psrs-quiz-blank:hover,.psrs-quiz-blank:focus{background:#f8fafc!important;border-color:#94a3b8!important;color:#334155!important}
.psrs-quiz-all{margin-top:8px}
.psrs-quiz-all-note{display:flex;flex-direction:column;gap:4px;margin-bottom:16px;padding:14px 16px;border:1px solid #d8c6fb;border-radius:12px;background:#fbf9ff;color:#47377c}
.psrs-quiz-all-note span{font-size:.86rem;line-height:1.45;color:#667085}
.psrs-quiz-all-list{display:grid;gap:18px}
.psrs-quiz-all-item{padding:22px;border:1px solid #d9dee8;border-radius:15px;background:#fff;box-shadow:0 5px 18px rgba(15,23,42,.04)}
.psrs-quiz-all-item.is-correct{border-color:#9ed2ae;background:#fbfffc}
.psrs-quiz-all-item.is-wrong{border-color:#efb2b2;background:#fffafa}
.psrs-quiz-all-item.is-blank{border-color:#cbd5e1;background:#fbfcfe}
.psrs-quiz-all-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px;padding-bottom:10px;border-bottom:1px solid #edf0f4;color:#3d2e72}
.psrs-quiz-all-tools{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.psrs-quiz-all-item .psrs-quiz-question{margin-bottom:16px}
.psrs-quiz-all-submitbar{position:sticky;bottom:10px;z-index:4;display:flex;justify-content:flex-end;margin-top:18px;padding:12px;border:1px solid #e2e7ef;border-radius:13px;background:rgba(255,255,255,.94);backdrop-filter:blur(8px)}
.psrs-quiz-submit-all{min-height:46px!important;padding:0 22px!important;background:#6256c9!important;border-color:#6256c9!important;color:#fff!important;font-weight:800!important}
.psrs-quiz-result.is-blank{border-color:#cbd5e1;background:#f8fafc}
@media(max-width:900px){.psrs-quiz-config{grid-template-columns:1fr 1fr}.psrs-quiz-config>div:first-child{grid-column:1/-1}.psrs-quiz-start{align-self:end}}
@media(max-width:680px){.psrs-fullscreen-button{margin-left:0}.psrs-quiz-config{grid-template-columns:1fr}.psrs-quiz-config>div:first-child{grid-column:auto}.psrs-quiz-actions{display:grid;grid-template-columns:1fr}.psrs-quiz-actions .button{width:100%}.psrs-quiz-all-item{padding:16px}.psrs-quiz-all-head{align-items:flex-start;flex-direction:column}.psrs-quiz-all-tools{justify-content:flex-start}.psrs-quiz-all-submitbar{bottom:4px}.psrs-quiz-submit-all{width:100%}}

/* 0.2.6 · ayuda contextual y límites por ejercicio/perfil */
.psrs-quota-badge{max-width:270px;white-space:normal;text-align:center;line-height:1.25;justify-content:center}
.psrs-toolbutton-help{border-color:#bdd7f5;background:#f2f8ff;color:#285f9e}
.psrs-toolbutton-help:hover,.psrs-toolbutton-help:focus{background:#e7f2ff;color:#1f4f86}
.psrs-help-modal{position:fixed;inset:0;z-index:1000005;display:flex;align-items:center;justify-content:center;padding:20px}
.psrs-help-backdrop{position:absolute;inset:0;background:rgba(15,23,42,.58);backdrop-filter:blur(3px)}
.psrs-help-dialog{position:relative;z-index:1;width:min(760px,100%);max-height:min(86vh,820px);display:flex;flex-direction:column;border:1px solid #d8dee8;border-radius:18px;background:#fff;color:#172033;box-shadow:0 24px 70px rgba(15,23,42,.28);overflow:hidden}
.psrs-help-head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;padding:20px 22px 16px;border-bottom:1px solid #e7eaf0;background:linear-gradient(180deg,#fff,#fbfcff)}
.psrs-help-head h3{margin:4px 0 0!important;font-size:1.35rem!important;line-height:1.25}
.psrs-help-close{appearance:none;flex:0 0 auto;width:38px;height:38px;border:0;border-radius:50%;background:#eee9ff;color:#5e2ab8;font-size:1.45rem;line-height:1;cursor:pointer}
.psrs-help-close:hover,.psrs-help-close:focus{background:#e4dcff;color:#4d1fa5}
.psrs-help-content{overflow:auto;padding:8px 22px 18px}
.psrs-help-content section{padding:14px 0;border-bottom:1px solid #edf0f4}
.psrs-help-content section:last-child{border-bottom:0}
.psrs-help-content h4{margin:0 0 6px!important;font-size:1rem!important;color:#312566}
.psrs-help-content p{margin:0;line-height:1.6;color:#475467}
.psrs-help-limit{margin-top:4px;padding:14px!important;border:1px solid #d8c6fb!important;border-radius:12px;background:#fbf9ff}
.psrs-help-footer{display:flex;justify-content:flex-end;padding:14px 22px;border-top:1px solid #e7eaf0;background:#fbfcff}
.psrs-help-done{min-height:42px!important;background:#6256c9!important;border-color:#6256c9!important;color:#fff!important;font-weight:750!important}
.psrs-help-done:hover,.psrs-help-done:focus{background:#5147b2!important;border-color:#5147b2!important;color:#fff!important}
@media(max-width:680px){.psrs-help-modal{padding:10px}.psrs-help-dialog{max-height:92vh;border-radius:14px}.psrs-help-head{padding:16px}.psrs-help-content{padding:4px 16px 14px}.psrs-help-footer{padding:12px 16px}.psrs-help-done{width:100%}.psrs-quota-badge{max-width:100%;text-align:left;justify-content:flex-start}}

/* 0.2.7 · ayuda general antes de abrir un mazo */
.psrs-global-help{margin:14px 0 4px}
.psrs-global-help-button{display:inline-flex;align-items:center;gap:.45rem;min-height:42px;padding:.68rem 1rem;border:1px solid #cbbcf8;border-radius:12px;background:#f7f3ff;color:#5b21b6;font:inherit;font-weight:750;cursor:pointer;box-shadow:0 1px 2px rgba(76,29,149,.05)}
.psrs-global-help-button:hover,.psrs-global-help-button:focus{background:#eee8ff;border-color:#a78bfa;color:#4c1d95;outline:none}

/* 0.2.8: el modal de ayuda global vive fuera de .psrs-app. El atributo hidden
 * debe prevalecer siempre sobre cualquier display:flex del tema o de la caché CSS. */
.psrs-help-modal[hidden]{display:none!important}
html.psrs-help-open,html.psrs-help-open body{overflow:hidden}


/* 0.2.9 · personalización individual de tarjetas para usuarios registrados */
.psrs-personal-exclude{appearance:none;border:1px solid #cab8ee;border-radius:9px;background:#f8f5ff;color:#5b2a96;padding:6px 10px;font:inherit;font-size:.8rem;font-weight:750;cursor:pointer}
.psrs-personal-exclude:hover,.psrs-personal-exclude:focus{border-color:#a98bdc;background:#f0e9ff;color:#472075}
.psrs-personal-exclude:disabled{opacity:.55;cursor:wait}
.psrs-metric-excluded{border-color:#dfd5f4;background:#fcfaff}
.psrs-personal-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
.psrs-personal-actions .button{min-height:36px!important}
.psrs-restore-all{border-color:#c9b6ec!important;color:#5b2a96!important;background:#faf8ff!important}
.psrs-excluded-manager{margin-top:12px;padding:10px;border:1px solid #e4dcf3;border-radius:11px;background:#fff}
.psrs-excluded-list{display:grid;gap:8px;max-height:320px;overflow:auto}
.psrs-excluded-item{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:9px 10px;border:1px solid #e8e5ee;border-radius:9px;background:#fbfbfd}
.psrs-excluded-item-text{min-width:0}
.psrs-excluded-item-text strong{display:block;font-size:.84rem;line-height:1.35;color:#263044;font-weight:700}
.psrs-excluded-item-text small{display:block;margin-top:3px;color:#7a718b;font-size:.74rem}
.psrs-excluded-item .button{flex:0 0 auto}
@media(max-width:680px){.psrs-excluded-item{align-items:flex-start;flex-direction:column}.psrs-excluded-item .button{width:100%}.psrs-personal-exclude{width:100%}}

/* 0.2.10 · configuración de Test adaptable al ancho real del bloque */
.psrs-quiz-study{container-type:inline-size}
.psrs-quiz-config>*{min-width:0}
.psrs-quiz-config>div:first-child{min-width:0;word-break:normal;overflow-wrap:break-word}
.psrs-quiz-config>div:first-child strong,.psrs-quiz-config>div:first-child p{word-break:normal!important;overflow-wrap:break-word!important}
@container (max-width:860px){
  .psrs-quiz-config{grid-template-columns:minmax(0,1fr) minmax(190px,1fr)!important;align-items:end}
  .psrs-quiz-config>div:first-child{grid-column:1/-1}
  .psrs-quiz-config .psrs-quiz-start{width:100%;align-self:end}
}
@container (max-width:560px){
  .psrs-quiz-config{grid-template-columns:minmax(0,1fr)!important;align-items:stretch}
  .psrs-quiz-config>div:first-child{grid-column:auto}
  .psrs-quiz-config select,.psrs-quiz-config input[type="number"],.psrs-quiz-config .psrs-quiz-start{width:100%;min-width:0}
}

/* 0.2.11 · estadísticas unificadas por asignatura / conjunto de mazos */
.psrs-global-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.psrs-global-stats-button{display:inline-flex;align-items:center;gap:.45rem;min-height:42px;padding:.68rem 1rem;border:1px solid #b9c9df;border-radius:12px;background:#f7f9fc;color:#344054;font:inherit;font-weight:750;cursor:pointer;box-shadow:0 1px 2px rgba(15,23,42,.04)}
.psrs-global-stats-button:hover,.psrs-global-stats-button:focus{background:#eef3f8;border-color:#9eb3cf;color:#24364f;outline:none}
.psrs-global-stats-dialog{width:min(1080px,100%);max-height:min(92vh,920px)}
.psrs-global-stats-content{overflow:auto;padding:18px 22px 24px;background:#fbfcff}
.psrs-global-loading,.psrs-global-error,.psrs-global-empty{padding:22px;border:1px solid #e1e6ef;border-radius:12px;background:#fff;color:#475467}
.psrs-global-error{border-color:#efc1c1;background:#fff8f8;color:#8b2e2e}
.psrs-global-summary-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.psrs-global-summary-grid>div{padding:16px;border:1px solid #e1e6ef;border-radius:13px;background:#fff;box-shadow:0 2px 8px rgba(15,23,42,.03)}
.psrs-global-summary-grid strong{display:block;font-size:1.6rem;line-height:1.05;color:#172033}
.psrs-global-summary-grid span{display:block;margin-top:5px;color:#344054;font-weight:800;font-size:.84rem}
.psrs-global-summary-grid small{display:block;margin-top:3px;color:#667085;font-size:.75rem}
.psrs-global-stat-section{margin-top:20px;padding:18px;border:1px solid #e1e6ef;border-radius:14px;background:#fff}
.psrs-global-section-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:14px}
.psrs-global-section-head h4{margin:0!important;color:#312566;font-size:1rem!important}
.psrs-global-section-head p{margin:4px 0 0;color:#667085;font-size:.82rem;line-height:1.45}
.psrs-topic-bars{display:grid;gap:14px}
.psrs-topic-bar-row{display:grid;grid-template-columns:minmax(220px,.8fr) minmax(240px,1.4fr);gap:16px;align-items:center}
.psrs-topic-bar-label{min-width:0}
.psrs-topic-bar-label strong{display:block;color:#253047;font-size:.88rem;line-height:1.35}
.psrs-topic-bar-label span{display:block;margin-top:3px;color:#667085;font-size:.75rem;line-height:1.35}
.psrs-topic-bar-track{height:13px;border-radius:999px;background:#edf0f5;overflow:hidden}
.psrs-topic-bar-track span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,#7c3aed,#5b8def);min-width:0}
.psrs-global-chart{width:100%;overflow:hidden;border:1px solid #edf0f4;border-radius:12px;background:linear-gradient(180deg,#fff,#fbfcff)}
.psrs-global-chart svg{display:block;width:100%;height:auto;min-height:180px}
.psrs-global-chart svg text{fill:#667085;font-size:12px;font-family:inherit}
.psrs-chart-passline{stroke:#cbd5e1;stroke-width:1;stroke-dasharray:6 5}
.psrs-chart-line{fill:none;stroke:#6d4bd1;stroke-width:3;stroke-linecap:round;stroke-linejoin:round}
.psrs-global-chart circle{fill:#fff;stroke:#6d4bd1;stroke-width:3}
.psrs-global-table-wrap{width:100%;overflow:auto;border:1px solid #e8ebf0;border-radius:11px}
.psrs-global-table{width:100%;border-collapse:collapse;min-width:690px;background:#fff;font-size:.8rem}
.psrs-global-table th,.psrs-global-table td{padding:10px 11px;border-bottom:1px solid #edf0f4;text-align:left;vertical-align:top}
.psrs-global-table th{position:sticky;top:0;background:#f7f9fc;color:#475467;font-size:.74rem;text-transform:none;font-weight:800;z-index:1}
.psrs-global-table tbody tr:last-child td{border-bottom:0}
.psrs-global-table td strong{color:#172033}
.psrs-legacy-tag{display:inline-flex;margin-left:4px;padding:2px 6px;border-radius:999px;background:#f0f2f5;color:#667085;font-size:.65rem;font-weight:700;vertical-align:middle}
.psrs-global-excluded-list{display:grid;gap:8px}
.psrs-global-excluded-item{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:11px 12px;border:1px solid #e7e3ef;border-radius:10px;background:#fcfbff}
.psrs-global-excluded-item>div{min-width:0}
.psrs-global-excluded-item strong{display:block;color:#4c2a80;font-size:.76rem}
.psrs-global-excluded-item span{display:block;margin-top:3px;color:#344054;font-size:.82rem;line-height:1.35}
.psrs-global-excluded-item .button{flex:0 0 auto}
@media(max-width:780px){
  .psrs-global-summary-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .psrs-topic-bar-row{grid-template-columns:1fr;gap:7px}
  .psrs-global-stats-content{padding:14px}
}
@media(max-width:520px){
  .psrs-global-actions{display:grid;grid-template-columns:1fr}
  .psrs-global-actions button{width:100%;justify-content:center}
  .psrs-global-summary-grid{grid-template-columns:1fr 1fr;gap:8px}
  .psrs-global-summary-grid>div{padding:12px}
  .psrs-global-summary-grid strong{font-size:1.35rem}
  .psrs-global-stat-section{padding:13px}
  .psrs-global-excluded-item{align-items:flex-start;flex-direction:column}
  .psrs-global-excluded-item .button{width:100%}
}

/* 0.2.13 · Reversos enriquecidos TXT/CSV/TSV */
.psrs-back{white-space:normal}
.psrs-back p{margin:.65em 0;line-height:1.68}
.psrs-back strong,.psrs-back b{font-weight:800;color:#172033}
.psrs-answer-section{margin:0 0 18px}
.psrs-answer-heading{margin:0 0 7px;font-size:.86rem;letter-spacing:.025em;color:#475467}
.psrs-answer-key{margin-top:18px;padding:14px 16px;border:1px solid #d8c6fb;border-radius:12px;background:#fbf9ff}
.psrs-answer-key p{margin:.45em 0 0}
.psrs-answer-related{margin-top:16px;padding:13px 15px;border-left:4px solid #8a4ee9;border-radius:8px;background:#faf8ff}
.psrs-answer-related p{margin:.45em 0 0}
@media(max-width:680px){.psrs-answer-key,.psrs-answer-related{padding:12px 13px}}

/* 0.2.14 · Explicación adicional con IA */
.psrs-ai-wrap{margin-top:20px;padding-top:16px;border-top:1px solid #e4e8ef}
.psrs-ai-button{appearance:none;display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:9px 14px;border:1px solid #c8b5f4;border-radius:10px;background:#f8f5ff;color:#5d2aa8;font:inherit;font-weight:800;cursor:pointer;transition:background .16s ease,border-color .16s ease,transform .16s ease}
.psrs-ai-button:hover,.psrs-ai-button:focus{background:#f0e9ff;border-color:#ab8de9;transform:translateY(-1px)}
.psrs-ai-button:disabled{opacity:.65;cursor:wait;transform:none}
.psrs-ai-result{margin-top:14px;padding:16px 17px;border:1px solid #ddd3f4;border-radius:13px;background:#fcfbff;color:#273247}
.psrs-ai-result p{margin:.45em 0 .9em;line-height:1.65}
.psrs-ai-result p:last-child{margin-bottom:0}
.psrs-ai-section+.psrs-ai-section{margin-top:14px;padding-top:13px;border-top:1px solid #ebe5f7}
.psrs-ai-heading{margin-bottom:5px;color:#4b376d;font-size:.88rem;letter-spacing:.015em}
.psrs-ai-loading{color:#667085;font-size:.9rem}
.psrs-ai-note{margin:9px 0 0!important;color:#7a7188!important;font-size:.78rem!important;line-height:1.45!important}
@media(max-width:680px){.psrs-ai-button{width:100%}.psrs-ai-result{padding:14px}}

/* 0.2.16 · configuración personal del SRS */
.psrs-toolbutton-settings{border-color:#b9ddc3;background:#f3fbf5;color:#24633a}
.psrs-toolbutton-settings:hover,.psrs-toolbutton-settings:focus{background:#e9f7ed;border-color:#98cba7;color:#194b2b}
.psrs-settings-dialog{width:min(760px,100%);max-height:min(92vh,860px)}
.psrs-settings-content{padding:18px 22px 8px;overflow:auto}
.psrs-settings-intro{margin:0 0 16px;color:#586579;font-size:.9rem;line-height:1.55}
.psrs-settings-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.psrs-settings-grid>label{display:block;padding:13px 14px;border:1px solid #e0e6ec;border-radius:12px;background:#fff}
.psrs-settings-grid>label>span{display:block;margin-bottom:7px;color:#344054;font-size:.84rem;font-weight:800}
.psrs-settings-grid input{width:100%;min-height:42px;border:1px solid #cbd4df;border-radius:9px;padding:8px 10px;background:#fff;color:#172033;font:inherit}
.psrs-settings-grid input:focus{outline:2px solid rgba(73,128,89,.18);border-color:#77a986}
.psrs-settings-grid small{display:block;margin-top:7px;color:#667085;font-size:.75rem;line-height:1.42}
.psrs-setting-wide{grid-column:1/-1}
.psrs-setting-unit{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px;align-items:center}
.psrs-setting-unit>span{color:#667085;font-size:.82rem;font-weight:700}
.psrs-settings-note{margin-top:14px;padding:11px 13px;border-radius:10px;background:#f7f9fc;color:#596579;font-size:.8rem;line-height:1.45}
.psrs-settings-footer{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}
.psrs-settings-footer .button{min-height:40px!important}
@media(max-width:680px){
  .psrs-settings-content{padding:14px 16px 6px}
  .psrs-settings-grid{grid-template-columns:1fr;gap:10px}
  .psrs-setting-wide{grid-column:auto}
  .psrs-settings-footer{display:grid;grid-template-columns:1fr}
  .psrs-settings-footer .button{width:100%}
}

/* 0.2.17: separar visualmente intervalo/acción y atajo de teclado */
.psrs-grade{position:relative;padding-bottom:30px!important}
.psrs-grade .psrs-grade-interval{margin-top:4px!important;font-size:.74rem!important;line-height:1.25!important}
.psrs-grade-key{position:absolute;left:50%;bottom:7px;transform:translateX(-50%);display:inline-block;white-space:nowrap;padding:1px 6px;border:1px solid rgba(71,85,105,.28);border-bottom-width:2px;border-radius:5px;background:rgba(255,255,255,.82);color:#526075;font-family:inherit;font-size:.66rem;font-weight:700;line-height:1.35;box-shadow:none}
.psrs-reveal .psrs-key{font-size:.72rem!important;font-weight:700!important}
@media (hover:none) and (pointer:coarse){.psrs-grade-key,.psrs-reveal .psrs-key{display:none!important}.psrs-grade{padding-bottom:8px!important}}