:root{color-scheme:light;--bg: #f6f4f0;--surface: #ffffff;--text: #1a1a18;--muted: #5c5a54;--accent: #0d5c63;--accent-soft: #e8f4f5;--border: #dcd8cf;--danger: #b42318;--radius: 10px;--font: "DM Sans", system-ui, sans-serif;--mono: "JetBrains Mono", ui-monospace, monospace}*,*:before,*:after{box-sizing:border-box}body{margin:0;min-height:100vh;font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.5}#root{min-height:100vh}a{color:var(--accent);font-weight:500}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.screen-reader-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.app-shell{min-height:100vh;display:flex;flex-direction:column}.top-bar{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.75rem 1.25rem;background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}.brand{font-weight:700;color:var(--text);text-decoration:none;font-size:1rem}.top-nav{display:flex;gap:1rem;flex-wrap:wrap}.top-nav a{text-decoration:none;font-size:.95rem}.top-nav a:hover{text-decoration:underline}.main-area{flex:1;padding:1.5rem clamp(1rem,4vw,2.5rem) 3rem;max-width:920px;margin:0 auto;width:100%}.main-area--exam{max-width:none;margin:0;padding:0;display:flex;flex-direction:column;min-height:calc(100vh + -0px)}.app-shell:has(.main-area--exam){min-height:100vh}.home .hero{margin-bottom:1.25rem}.eyebrow{font-size:.8rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:0 0 .35rem}.hero h1{margin:0 0 .5rem;font-size:clamp(1.65rem,3vw,2rem);line-height:1.2}.lead{font-size:1.05rem;color:var(--muted);margin:0 0 1.25rem;max-width:52ch}.plazo-home-hint{margin:0 0 .75rem}.plazo-banner{margin:0 0 1.25rem;padding:1rem 1.15rem;border-radius:var(--radius);background:var(--accent-soft);border:1px solid #b8dce0}.plazo-banner--exam{margin-top:.75rem}.plazo-banner--warn{background:#fff7ed;border-color:#fed7aa}.plazo-banner-label{margin:0;font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:600}.plazo-banner-fecha{margin:.35rem 0 0;font-size:1.15rem;font-weight:700;color:var(--accent);line-height:1.3}.plazo-banner-countdown{margin:.5rem 0 0;font-size:.92rem;color:var(--text)}.plazo-banner-hint{margin:.5rem 0 0}.plazo-banner-hint code{font-family:var(--mono);font-size:.85em}.muted-card h2{margin-top:0;font-size:1.1rem}.checklist{margin:0;padding-left:1.25rem;color:var(--muted)}.checklist code{font-family:var(--mono);font-size:.9em;background:var(--accent-soft);padding:.1em .35em;border-radius:4px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1.25rem 1.5rem;box-shadow:0 1px 2px #0000000a}.muted-card{background:var(--bg)}.actions{display:flex;flex-wrap:wrap;gap:.75rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.35rem;font-family:inherit;font-size:.95rem;font-weight:600;padding:.55rem 1rem;border-radius:8px;border:1px solid transparent;cursor:pointer;text-decoration:none;transition:background .15s,border-color .15s,color .15s}.btn.primary{background:var(--accent);color:#fff}.btn.primary:hover{filter:brightness(1.05)}.btn.primary.disabled,.btn.primary:disabled{opacity:.55;cursor:not-allowed;pointer-events:none}.btn.secondary{background:var(--surface);border-color:var(--border);color:var(--text)}.btn.secondary:hover{background:var(--bg)}.btn.ghost{background:transparent;border-color:transparent;color:var(--muted)}.btn.ghost:hover{color:var(--text);background:var(--bg)}.mono{font-family:var(--mono)}.examen-toolbar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1rem;margin-bottom:1rem}.timer-box{display:flex;align-items:baseline;gap:.65rem;padding:.5rem .85rem;background:var(--accent-soft);border-radius:8px;border:1px solid #c5e2e5}.timer-label{font-size:.85rem;color:var(--muted)}.timer-digits{font-size:1.25rem;letter-spacing:.04em}.toolbar-actions{display:flex;flex-wrap:wrap;gap:.5rem}.banner{padding:.75rem 1rem;border-radius:8px;margin-bottom:1rem;font-size:.95rem}.banner.warn{background:#fde8e7;border:1px solid #f0c4c0;color:var(--danger)}.banner.soft-warn{background:#fff8e6;border:1px solid #f0dea3;color:#7a5a06}.examen-sheet h1{margin:0 0 .35rem;font-size:1.45rem}.subtitulo{margin:0 0 1rem;color:var(--muted);font-size:1rem}.meta-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:.75rem 1rem;margin-bottom:.75rem}.meta-field{display:flex;flex-direction:column;gap:.25rem;font-size:.9rem;font-weight:600}.meta-field input{font-weight:400;font-size:1rem;padding:.45rem .55rem;border:1px solid var(--border);border-radius:6px;font-family:inherit}.duracion-line{margin:0;font-size:.95rem}.indicaciones h2,.bloque-seccion h2{font-size:1.15rem;margin:1.5rem 0 .5rem}.indicaciones ul{margin:0;padding-left:1.25rem;color:var(--muted)}.bloque-seccion:first-of-type h2{margin-top:.5rem}.instruccion-seccion{color:var(--muted);font-size:.95rem;margin:0 0 1rem}.lista-preguntas{margin:0;padding-left:1.5rem}.lista-preguntas .pregunta{margin-bottom:1.75rem}.pregunta-texto{margin:0 0 .65rem}.puntos{color:var(--accent);font-weight:600;font-size:.9em}.opciones{border:none;margin:0 0 .65rem;padding:0}.opcion{display:flex;gap:.5rem;align-items:flex-start;margin-bottom:.4rem;cursor:pointer;font-size:.96rem}.opcion input{margin-top:.35rem}.opcion-id{font-weight:600;margin-right:.15rem}.justificacion{display:flex;flex-direction:column;gap:.25rem;font-size:.9rem;font-weight:600}.justificacion textarea{width:100%;font-family:inherit;font-size:.98rem;padding:.5rem .6rem;border:1px solid var(--border);border-radius:6px;resize:vertical;min-height:3rem}.justificacion.bloque textarea{min-height:8rem}.valor-caso{color:var(--muted)}.caso-intro{background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:.85rem 1rem;margin-bottom:1rem}.caso-intro p{margin:0}.lista-caso{margin:0;padding-left:1.5rem}.lista-caso li{margin-bottom:1.5rem}.muted{color:var(--muted)}.docente-page h1{margin-top:0}.docente-form{display:flex;flex-direction:column;gap:.75rem;max-width:320px}.form-error{color:var(--danger);margin:0;font-size:.9rem}.clave-tabla-wrap h2,.caso-esperado h2{font-size:1.1rem;margin:1.25rem 0 .5rem}.table-scroll{overflow-x:auto;border:1px solid var(--border);border-radius:8px}.clave-tabla{width:100%;border-collapse:collapse;font-size:.92rem}.clave-tabla th,.clave-tabla td{text-align:left;padding:.5rem .65rem;border-bottom:1px solid var(--border);vertical-align:top}.clave-tabla th{background:var(--bg);font-weight:600}.clave-tabla tr:last-child td{border-bottom:none}.clave-tabla code{font-family:var(--mono);background:var(--accent-soft);padding:.1em .35em;border-radius:4px}.caso-esperado ul{margin:0;padding-left:1.25rem;color:var(--muted)}.caso-esperado li{margin-bottom:.5rem}.docente-bloque .docente-calificar{margin-top:1rem}.docente-calificar h2{font-size:1.1rem;margin:0 0 .75rem}.docente-file-input,.docente-json-paste{width:100%;font-family:inherit;font-size:.95rem;padding:.5rem .55rem;border:1px solid var(--border);border-radius:6px}.docente-json-paste{font-family:var(--mono);font-size:.85rem}.docente-calificar .btn.primary{margin-top:.35rem}.docente-sep{margin:1.75rem 0;border:none;border-top:1px solid var(--border)}.docente-resultado{margin-top:1.25rem;padding:1rem;background:var(--bg);border:1px solid var(--border);border-radius:8px}.docente-resultado-resumen{margin-bottom:1rem}.docente-puntos-grandes{margin-top:.65rem;font-size:1.25rem}.docente-puntos-grandes strong{color:var(--accent)}.docente-resultado-sub{margin:.5rem 0 0;font-size:.88rem}.docente-tabla-calif td:nth-child(3){white-space:nowrap}.docente-caso-estado{margin-top:1rem;padding-top:.75rem;border-top:1px dashed var(--border)}.docente-caso-estado ul{margin:.35rem 0 0;padding-left:1.2rem}.docente-falta{color:var(--danger);font-weight:600}@media print{body{background:#fff}.top-bar,.examen-toolbar,.no-print{display:none!important}.main-area{max-width:none;padding:0}.card{border:none;box-shadow:none;padding:0}.examen-sheet{border:none}textarea{border:1px solid #999!important}.exam-aws-topbar,.exam-aws-footer,.exam-nav-drawer,.exam-btn-toolbar,.exam-btn-footer{display:none!important}.exam-aws{background:#fff!important}.exam-card{box-shadow:none!important;border:none!important}details.exam-case-enunciado{border:1px solid #ccc}}.exam-aws{--exam-chrome: #232f3e;--exam-chrome-border: #111827;--exam-accent: #ec7211;--exam-accent-soft: #fff4e8;--exam-surface: #ffffff;--exam-page-bg: #e9ebef;--exam-text: #16191f;--exam-muted: #545b64;display:flex;flex-direction:column;min-height:100vh;background:var(--exam-page-bg);color:var(--exam-text);font-family:var(--font)}.exam-aws-topbar{background:linear-gradient(180deg,#2d3b4d 0%,var(--exam-chrome) 100%);color:#fafafa;border-bottom:1px solid var(--exam-chrome-border);padding:0}.exam-aws-topbar-row{display:flex;flex-wrap:wrap;align-items:center;gap:.75rem 1rem;padding:.65rem 1rem}.exam-aws-brand{display:flex;flex-direction:column;gap:.1rem;flex:1;min-width:200px}.exam-aws-brand-title{font-weight:700;font-size:.95rem;letter-spacing:.02em}.exam-aws-brand-sub{font-size:.78rem;opacity:.82}.exam-aws-topbar-actions{display:flex;flex-wrap:wrap;gap:.35rem;align-items:center}.exam-btn-toolbar{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid rgba(255,255,255,.22);background:#ffffff0f;color:#f3f4f6;font-family:inherit;font-size:.82rem;font-weight:600;padding:.38rem .65rem;border-radius:4px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center}.exam-btn-toolbar:hover{background:#ffffff1f}.exam-btn-toolbar.danger{border-color:#f8717173;color:#fecaca}.exam-btn-toolbar.link-as-btn{line-height:1.2}.exam-aws-timer{display:flex;flex-direction:column;align-items:flex-end;min-width:120px}.exam-aws-timers{display:flex;flex-wrap:wrap;gap:.65rem 1rem;align-items:flex-end;margin-left:auto}.exam-aws-timer-session .exam-aws-timer-value{color:var(--accent, #2563eb)}.exam-aws-timer-warn .exam-aws-timer-value{color:#b45309}.exam-blur-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:9998;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#0f172a8c;display:flex;align-items:center;justify-content:center;padding:1rem}.exam-blur-card{max-width:420px;background:#fff;border-radius:10px;padding:1.25rem 1.4rem;box-shadow:0 16px 40px #00000038;text-align:center}.exam-blur-card h2{margin:0 0 .65rem;font-size:1.2rem;color:#7c2d12}.exam-blur-card p{margin:0;line-height:1.45}.exam-aws-timer-label{font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;opacity:.75}.exam-aws-timer-value{font-size:1.15rem;font-weight:600;letter-spacing:.06em}.exam-aws-progress-track{height:4px;background:#00000059}.exam-aws-progress-fill{height:100%;background:linear-gradient(90deg,#ff9900,var(--exam-accent));transition:width .25s ease}.exam-aws-progress-meta{display:flex;justify-content:space-between;gap:.75rem;flex-wrap:wrap;padding:.35rem 1rem .55rem;font-size:.78rem;opacity:.88}.exam-aws-shortcuts{opacity:.65}.exam-aws-banner{margin:0;padding:.55rem 1rem;font-size:.85rem}.exam-aws-banner.warn{background:#fef2f2;color:#991b1b;border-bottom:1px solid #fecaca}.exam-aws-banner.soft{background:#fffbeb;color:#92400e;border-bottom:1px solid #fde68a}.exam-aws-layout{flex:1;display:flex;position:relative;overflow:hidden}.exam-aws-main{flex:1;overflow:auto;padding:1.25rem clamp(.75rem,3vw,2rem) 5.5rem}.exam-card{max-width:880px;margin:0 auto;background:var(--exam-surface);border-radius:8px;border:1px solid #d5dbdb;box-shadow:0 2px 8px #16191f0f;padding:clamp(1rem,3vw,1.75rem)}.exam-card-eyebrow{margin:0 0 .35rem;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--exam-accent)}.exam-card-title{margin:0 0 .75rem;font-size:clamp(1.25rem,2.5vw,1.5rem);line-height:1.25}.exam-card-meta-line{margin:0 0 1rem;color:var(--exam-muted);font-size:.95rem}.exam-meta-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:.85rem;margin-bottom:1.25rem}.exam-meta-grid .exam-field-span-full{grid-column:1 / -1}.exam-combobox{position:relative;margin-top:0}.exam-combobox-inner{position:relative;display:flex;align-items:stretch;border-radius:8px;border:1px solid #aab7b8;background:#fafafa;transition:border-color .15s,box-shadow .15s}.exam-combobox-inner:focus-within,.exam-combobox-inner--open{outline:2px solid var(--exam-accent);outline-offset:1px;border-color:transparent}.exam-combobox-input{font-family:inherit;font-size:1.05rem;font-weight:400;width:100%;padding:.65rem 2.35rem .65rem .75rem;border:none;border-radius:8px;background:transparent;color:var(--exam-text)}.exam-combobox-input:focus{outline:none}.exam-combobox-input--official::placeholder{color:#94a3b8}.exam-combobox-input--loading{opacity:.85;cursor:wait}.exam-combobox-chevron{position:absolute;right:.85rem;top:50%;transform:translateY(-50%);width:0;height:0;border-left:5px solid transparent;border-right:5px solid transparent;border-top:6px solid #64748b;pointer-events:none;transition:transform .15s ease}.exam-combobox-inner--open .exam-combobox-chevron{transform:translateY(-50%) rotate(180deg)}.exam-combobox-panel{position:absolute;z-index:50;left:0;right:0;top:calc(100% + 4px);margin:0;padding:.35rem 0;list-style:none;max-height:min(17rem,55vh);overflow-y:auto;border-radius:8px;border:1px solid #dbeafe;background:#fff;box-shadow:0 12px 32px #0f172a1f,0 4px 12px #0f172a0f}.exam-combobox-option{display:flex;justify-content:space-between;align-items:baseline;gap:.75rem;padding:.55rem .85rem;cursor:pointer;font-size:.92rem;font-weight:500;line-height:1.35;color:#1e293b;border-left:3px solid transparent}.exam-combobox-option:hover,.exam-combobox-option--active{background:linear-gradient(90deg,#eff6ff,#f8fafc);border-left-color:var(--exam-accent)}.exam-combobox-option-name{flex:1;text-align:left}.exam-combobox-option-id{flex-shrink:0;font-family:var(--mono);font-size:.72rem;font-weight:600;letter-spacing:.02em;color:#64748b;padding:.15rem .4rem;border-radius:4px;background:#f1f5f9}.exam-combobox-option--picked:not(.exam-combobox-option--active){background:#f0fdf4;border-left-color:#22c55e}.exam-combobox-empty{position:absolute;z-index:49;left:0;right:0;top:calc(100% + 4px);padding:.65rem .85rem;font-size:.88rem;color:#b45309;background:#fffbeb;border:1px solid #fde68a;border-radius:8px}.exam-combobox-verified{margin:.45rem 0 0;font-size:.82rem;font-weight:600;color:#166534;display:flex;align-items:center;gap:.35rem}.exam-combobox-verified-mark{display:inline-flex;align-items:center;justify-content:center;width:1.1rem;height:1.1rem;border-radius:999px;background:#22c55e;color:#fff;font-size:.65rem;font-weight:800}.exam-field{display:flex;flex-direction:column;gap:.35rem;font-size:.82rem;font-weight:700;color:var(--exam-text)}.exam-field input,.exam-field textarea{font-family:inherit;font-size:1rem;font-weight:400;padding:.55rem .65rem;border:1px solid #aab7b8;border-radius:4px;background:#fafafa}.exam-field textarea{resize:vertical;min-height:6rem}.exam-field input:focus,.exam-field textarea:focus{outline:2px solid var(--exam-accent);outline-offset:1px;border-color:transparent}.exam-field input.exam-field-readonly{background:#eef2f3;color:var(--muted, #546e7a);cursor:default}.exam-instructions h2{margin:0 0 .5rem;font-size:1rem}.exam-instructions ul{margin:0;padding-left:1.2rem;color:var(--exam-muted);font-size:.92rem}.exam-instructions-welcome h2{font-size:1.35rem;font-weight:700}.exam-instructions-welcome ul{font-size:1.08rem;line-height:1.6;color:#3a3a42}.exam-hint-welcome{margin:1.1rem 0 0;font-size:1.02rem;line-height:1.58;color:#3a3a42}.exam-card-hint{margin:1rem 0 0;font-size:.85rem}.exam-question-title{margin:0 0 .85rem;font-size:clamp(1.05rem,2vw,1.2rem);font-weight:600;line-height:1.45}.exam-instruction-chip{margin:0 0 1rem;padding:.5rem .65rem;border-radius:4px;border-left:4px solid var(--exam-accent);background:var(--exam-accent-soft);font-size:.88rem;color:#5c4030}.exam-instruction-chip.warn-chip{border-left-color:#c45500;background:#fff8f0}.exam-options{border:none;margin:0 0 1rem;padding:0}.exam-option-row{display:grid;grid-template-columns:auto 1fr;gap:.65rem;align-items:start;padding:.65rem .75rem;margin-bottom:.45rem;border:1px solid #eaecf0;border-radius:6px;cursor:pointer;transition:border-color .15s,background .15s}.exam-option-row:hover{border-color:#cfd8dc;background:#fafcfd}.exam-option-row:has(input:checked){border-color:#0972d3;background:#f0f8ff}.exam-option-row input{margin-top:.35rem}.exam-option-key{display:inline-flex;align-items:center;justify-content:center;min-width:1.5rem;height:1.5rem;margin-right:.45rem;border-radius:4px;border:1px solid #aab7b8;font-family:var(--mono);font-size:.78rem;font-weight:700;background:#fff}.exam-option-text{font-size:.96rem;line-height:1.45}.exam-case-enunciado{margin-bottom:1rem;border:1px solid #d5dbdb;border-radius:6px;background:#fafafa}.exam-case-enunciado summary{cursor:pointer;padding:.55rem .75rem;font-weight:700;font-size:.88rem}.exam-case-body{padding:0 .85rem .85rem;font-size:.92rem;color:var(--exam-muted)}.exam-case-body p{margin:0}.exam-nav-drawer{position:absolute;top:0;left:0;bottom:0;width:min(340px,92vw);background:var(--exam-surface);border-right:1px solid #d5dbdb;box-shadow:8px 0 24px #16191f1f;z-index:20;display:flex;flex-direction:column;padding:.75rem}.exam-nav-drawer-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:.65rem}.exam-icon-close{border:none;background:transparent;color:var(--exam-accent);font-weight:700;cursor:pointer;font-family:inherit}.exam-nav-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(42px,1fr));gap:.35rem;overflow-y:auto;flex:1}.exam-nav-cell{aspect-ratio:1;border-radius:4px;border:1px solid #d5dbdb;background:#fff;font-family:inherit;font-size:.72rem;font-weight:700;cursor:pointer;padding:0;color:var(--exam-text)}.exam-nav-cell:hover{border-color:#0972d3}.exam-nav-cell.current{outline:2px solid #0972d3;outline-offset:1px}.exam-nav-cell.answered{background:#effff6;border-color:#00a86b}.exam-nav-cell.flagged:not(.current){box-shadow:inset 0 0 0 2px #f59e0b}.exam-nav-legend{margin:.5rem 0 0;font-size:.72rem}.exam-aws-footer{position:sticky;bottom:0;display:flex;align-items:center;justify-content:space-between;gap:.75rem;flex-wrap:wrap;padding:.65rem clamp(.75rem,3vw,2rem);background:var(--exam-chrome);border-top:1px solid var(--exam-chrome-border)}.exam-btn-footer{-webkit-appearance:none;-moz-appearance:none;appearance:none;border-radius:4px;font-family:inherit;font-size:.92rem;font-weight:700;padding:.55rem 1.15rem;cursor:pointer;border:1px solid transparent}.exam-btn-footer.secondary{background:#ffffff14;border-color:#ffffff38;color:#f9fafb}.exam-btn-footer.secondary:disabled{opacity:.35;cursor:not-allowed}.exam-btn-footer.primary{background:var(--exam-accent);border-color:#c45500;color:#111827}.exam-btn-footer.primary:hover:not(:disabled){filter:brightness(1.06)}.exam-btn-footer.primary:disabled{opacity:.35;cursor:not-allowed}.exam-footer-center{flex:1;display:flex;justify-content:center}.exam-btn-flag{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px dashed rgba(255,255,255,.35);background:transparent;color:#fde68a;font-family:inherit;font-size:.82rem;font-weight:600;padding:.45rem .85rem;border-radius:4px;cursor:pointer}.exam-btn-flag.active{border-style:solid;background:#f59e0b26}.exam-intentos-badge{font-size:.78rem;padding:.35rem .55rem;border-radius:4px;border:1px solid rgba(255,255,255,.28);background:#0003;color:#f9fafb;white-space:nowrap}.exam-intentos-badge strong{color:#fde68a;margin-left:.2rem}.exam-inicios-srv{border-color:#93c5fd73;background:#1e3a8a59}.exam-inicios-srv strong{color:#bfdbfe}.exam-aws-banner.salida{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;padding:clamp(1rem,3vw,1.35rem) clamp(1rem,4vw,2rem);background:linear-gradient(135deg,#fffbeb,#fde68a 55%,#fcd34d);color:#422006;border-bottom:3px solid #ea580c;border-left:8px solid #ea580c;box-shadow:0 4px 14px #ea580c47;position:sticky;top:0;z-index:30}.exam-salida-msg{flex:1;margin:0;padding-top:.15rem;font-size:clamp(1.15rem,2.8vw,1.55rem);font-weight:700;line-height:1.35;letter-spacing:.01em}.exam-aws-banner.envio{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;padding:clamp(.75rem,2vw,1rem) clamp(1rem,3vw,1.5rem);border-bottom-width:2px;border-bottom-style:solid}.exam-envio-texto{flex:1;margin:0;font-size:clamp(1rem,2.2vw,1.2rem);font-weight:600;line-height:1.4;padding-top:.1rem}.exam-envio-ok{background:#ecfdf5;color:#065f46;border-bottom-color:#34d399}.exam-envio-err{background:#fef2f2;color:#991b1b;border-bottom-color:#f87171}.exam-aws-banner.envio .exam-aviso-close{border-color:#00000026;color:inherit}.exam-aviso-close{flex-shrink:0;border:2px solid rgba(124,45,18,.35);background:#ffffffd9;border-radius:10px;font-size:clamp(1.5rem,4vw,2rem);line-height:1;cursor:pointer;color:#7c2d12;padding:.35rem .65rem;min-width:2.85rem;min-height:2.85rem;font-weight:700}.exam-aviso-close:hover{background:#fff;border-color:#7c2d12}.exam-focus-welcome{margin-top:.65rem}.exam-block-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:9999;background:#0f172ac7;display:flex;align-items:center;justify-content:center;padding:1rem}.exam-block-card{max-width:440px;width:100%;background:#fff;border-radius:10px;padding:1.35rem 1.5rem;box-shadow:0 20px 50px #00000040}.exam-block-card h2{margin:0 0 .65rem;font-size:1.25rem}.exam-block-card p{margin:0 0 .75rem;line-height:1.45}.exam-block-card .small-print{font-size:.82rem}.exam-block-actions{display:flex;flex-wrap:wrap;gap:.65rem;margin-top:1rem}.exam-nota-card{text-align:center}.exam-nota-label{margin:0 0 .35rem;font-size:.85rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted, #64748b)}.exam-nota-grande{margin:.25rem 0 .75rem;font-size:2.75rem;line-height:1.1;color:var(--accent, #2563eb)}.exam-nota-grande strong{font-weight:700}.exam-nota-max{font-size:1.35rem;color:var(--muted, #64748b);font-weight:500}.exam-nota-hint{margin-bottom:0}.link-as-footer-btn{text-decoration:none;display:inline-flex;align-items:center;justify-content:center}.exam-btn-toolbar:disabled{opacity:.35;cursor:not-allowed}.exam-btn-flag:disabled{opacity:.35;cursor:not-allowed}.exam-sql-block{margin:0 0 1rem;padding:.85rem 1rem;background:#1e1e1c;color:#f0efe8;border-radius:var(--radius);font-family:var(--mono);font-size:.88rem;line-height:1.45;overflow-x:auto;white-space:pre-wrap;word-break:break-word}.exam-tabla-ref{margin:1rem 0}.exam-tabla-ref--welcome h2{margin:0 0 .5rem;font-size:1rem}.exam-tabla-ref summary{cursor:pointer;font-weight:600;color:var(--accent);margin-bottom:.5rem}.exam-tabla-ref-body{margin-top:.5rem}.exam-tabla-estructura{margin:0 0 .5rem}.exam-tabla-ventas{width:100%;border-collapse:collapse;font-size:.88rem}.exam-tabla-ventas th,.exam-tabla-ventas td{border:1px solid var(--border);padding:.35rem .5rem;text-align:left}.exam-tabla-ventas th{background:var(--accent-soft);font-weight:600}.exam-cell-null{color:var(--danger);font-style:italic}