/* Autoexamen TTM: interacción local, sin datos personales ni almacenamiento. */
.exam-shell{padding:56px 0 82px;background:var(--cream)}
.exam-container{width:min(820px,calc(100% - 48px));margin-inline:auto}
.exam-shell h1{max-width:760px;margin:0 0 22px;font-size:clamp(40px,5vw,66px);font-weight:300;line-height:1.05;letter-spacing:-.055em}
.exam-shell h1 strong{display:block;color:var(--teal);font-weight:800}
.exam-intro{max-width:730px;color:#53645d;font-size:18px;line-height:1.75}
.exam-disclaimer{margin:28px 0 20px;padding:15px 18px;border-left:2px solid var(--terracotta);background:#fff;color:var(--teal);font-size:14px;line-height:1.7}
.exam-meta{display:flex;flex-wrap:wrap;gap:9px;margin:0 0 34px}.exam-meta span{padding:7px 11px;border:1px solid #c8d4c3;border-radius:999px;background:#f7f6f1;color:#53645d;font-size:11px;line-height:1.3}
.exam-app{min-height:360px}.exam-card{padding:36px;border:1px solid #cbd6c7;border-radius:12px;background:#fff;box-shadow:0 12px 34px #173e3b0a}.exam-card h2{margin:0 0 13px;color:var(--teal);font-size:clamp(29px,3vw,40px);line-height:1.12}.exam-card>p{max-width:680px;color:#53645d;font-size:16px;line-height:1.75}.exam-card .btn{margin-top:12px}.exam-start-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:27px 0}.exam-start-grid article{padding:18px;border:1px solid #d2ddd0;border-radius:8px;background:#f7f6f1}.exam-start-grid strong{display:block;margin-bottom:7px;color:var(--teal);font-family:'Manrope',Arial,sans-serif;font-size:14px}.exam-start-grid span{display:block;color:#53645d;font-size:12px;line-height:1.55}.exam-warning{margin:26px 0 0;padding:15px 17px;border-left:2px solid var(--terracotta);background:#fff7f3;color:#744230;font-size:14px;line-height:1.7}.exam-progress{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:26px;color:#53645d;font-size:12px}.exam-progress-track{height:6px;flex:1;overflow:hidden;border-radius:99px;background:#e2e9df}.exam-progress-track span{display:block;width:0;height:100%;border-radius:inherit;background:var(--teal);transition:width .2s ease}.exam-question{margin:0 0 24px;font-size:clamp(26px,3vw,36px);line-height:1.18}.exam-help{margin:-10px 0 22px!important;color:#64716a!important;font-size:13px!important}.exam-options{display:grid;gap:10px;margin:0;padding:0;list-style:none}.exam-option{position:relative;display:flex;gap:13px;align-items:flex-start;min-height:52px;padding:14px 15px;border:1px solid #d2ddd0;border-radius:8px;cursor:pointer;color:#263f3d;font-size:15px;line-height:1.5;transition:border-color .15s,background .15s}.exam-option:hover{border-color:#89a58d;background:#f7faf4}.exam-option:has(input:checked){border-color:var(--teal);background:#edf4eb}.exam-option input{width:19px;height:19px;margin:2px 0 0;accent-color:var(--teal);flex:none}.exam-controls{display:flex;justify-content:space-between;gap:13px;margin-top:28px}.exam-controls .btn{margin:0}.exam-controls .btn[disabled]{pointer-events:none;opacity:.46}.exam-back{background:transparent;border-color:#afc0af;color:var(--teal)}.exam-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:27px}.exam-cta .btn{margin:0}.exam-secondary{border-color:var(--teal);background:#fff;color:var(--teal)}.exam-result-label{margin:0 0 12px;color:#718c6e;font-size:10px;font-weight:650;letter-spacing:.15em}.exam-result-secondary{margin:18px 0;padding-top:18px;border-top:1px solid #d7e0d3;color:#53645d;font-size:14px;line-height:1.7}.exam-fixed-note{margin:24px 0 0;padding-top:18px;border-top:1px solid #d7e0d3;color:#53645d;font-size:13px;line-height:1.65}.exam-when{background:#fff}.exam-when h2{max-width:720px;margin:0 0 20px;font-size:clamp(30px,3.4vw,45px);line-height:1.14}.exam-when p{max-width:760px;color:#53645d;font-size:16px;line-height:1.78}
@media(max-width:620px){.exam-shell{padding:34px 0 60px}.exam-container{width:calc(100% - 40px)}.exam-shell h1{font-size:36px}.exam-intro{font-size:16px}.exam-disclaimer{font-size:14px}.exam-card{padding:24px 18px}.exam-start-grid{grid-template-columns:1fr;margin:22px 0}.exam-progress{gap:12px;font-size:11px}.exam-question{font-size:28px}.exam-option{font-size:16px;min-height:56px}.exam-controls{flex-direction:column-reverse}.exam-controls .btn,.exam-cta .btn{width:100%;min-height:52px;justify-content:center}.exam-cta{flex-direction:column}.exam-when{padding:58px 0}.exam-when h2{font-size:33px}.exam-when p{font-size:16px}}
@media(prefers-reduced-motion:reduce){.exam-progress-track span{transition:none}}

/* Progreso visible: se actualiza al responder, no al cambiar de pantalla. */
.exam-progress{display:block;margin:0 0 25px;padding:15px 16px;border:1px solid #d2ddd0;border-radius:10px;background:#f7f6f1;color:#53645d}
.exam-progress-copy{display:flex;align-items:baseline;justify-content:space-between;gap:18px;margin-bottom:10px;font-size:12px}
.exam-progress-copy span{font-size:11px;font-weight:650;letter-spacing:.1em;text-transform:uppercase}
.exam-progress-copy strong{color:var(--teal);font-family:'Manrope',Arial,sans-serif;font-size:12px}
.exam-progress-track{width:100%;height:8px;background:#dfe8dc}
.exam-progress-track span{background:var(--terracotta);transition:width .28s ease}
.exam-question-count{margin:0 0 11px!important;color:#718c6e!important;font-size:11px!important;font-weight:650;letter-spacing:.1em;text-transform:uppercase}
@media(max-width:620px){.exam-progress{padding:13px 14px}.exam-progress-copy{gap:12px}.exam-progress-copy strong{font-size:11px}}