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rgba(148,163,184,.25);color:var(--text-primary);border-radius:12px;padding:.9rem 1.05rem}.form-surface .form-control:focus,.form-surface .form-select:focus{border-color:#6095ff73;box-shadow:0 0 0 .25rem #6095ff2e}.form-surface label{color:var(--text-secondary);font-weight:500}.alert-nemotecnia{background:#0f172ab8;color:var(--text-primary);border:1px solid rgba(96,149,255,.28);border-radius:18px;padding:1.5rem;box-shadow:0 25px 55px #02061773}.table-modern{width:100%;color:var(--text-secondary);border-collapse:separate;border-spacing:0;background:#0f172aa6;border-radius:16px;overflow:hidden;border:1px solid var(--glass-border)}.table-modern th,.table-modern td{padding:1rem 1.25rem}.table-modern thead{background:#6095ff1f;color:var(--text-primary);text-transform:uppercase;font-size:.75rem;letter-spacing:.08em}.table-modern tbody tr{transition:background .2s ease}.table-modern tbody tr:hover{background:#3b82f614}.crucigrama-wrapper{display:grid;gap:1.5rem;justify-items:center}.crucigrama-table{border-collapse:collapse;background:#0f172ab3;border:1px solid rgba(148,163,184,.4)}.crucigrama-table td{width:44px;height:44px;border:1px solid rgba(148,163,184,.2);position:relative}.crucigrama-table td.active-cell{background:#6095ff26}.crucigrama-table td.inactive-cell{background:#0f172ae6;pointer-events:none}.crucigrama-table td .word-number{position:absolute;top:4px;left:6px;font-size:.7rem;color:var(--muted)}.cell-input{width:100%;height:100%;border:none;background:transparent;text-align:center;font-size:1.1rem;font-weight:600;color:var(--text-primary);text-transform:uppercase}.cell-input:focus{outline:none;background:#6095ff33}.cell-input.is-valid{background:#34d39940}.cell-input.is-invalid{background:#f8717159}.highlight{background:#78acff47!important}.list-group-modern .list-group-item{background:#0f172ac7;border:1px solid var(--glass-border);color:var(--text-primary);border-radius:14px;margin-bottom:.75rem}.list-group-modern .list-group-item .bi-volume-up-fill{color:#6095ffb3;cursor:pointer}.letter-spacing{letter-spacing:.08em}.shadow-soft{box-shadow:0 30px 60px #02061780}.text-success-soft{color:var(--success)}.text-warning-soft{color:#fcd34d}.text-danger-soft{color:var(--danger)}.divider{height:1px;background:#94a3b82e;margin:1.75rem 0}.card-title{font-family:Space Grotesk,sans-serif}::-webkit-scrollbar{width:10px}::-webkit-scrollbar-track{background:#0f172a4d}::-webkit-scrollbar-thumb{background:#6095ff73;border-radius:999px}::-webkit-scrollbar-thumb:hover{background:#6095ffa6}.auth-card .form-check-input{background-color:#080d1bbf;border-color:#94a3b873}.auth-card .form-check-input:checked{background-color:#6095ffcc;border-color:#6095ffcc}.auth-card .form-check-label{cursor:pointer}footer.footer-modern .footer-brand img{height:32px;width:auto}.feature-card:hover{transform:translateY(-10px);border-color:#6095ff61;box-shadow:0 48px 80px #02061780}.methodology-card{transition:transform .35s ease,border-color .35s ease,box-shadow .35s ease}.methodology-card:hover{transform:translateY(-12px) scale(1.01);border-color:#ff598d59;box-shadow:0 52px 90px #02061785}.landing-login-card .form-check-input{background-color:#0a1122b3;border-color:#94a3b873}.landing-login-card .form-check-input:checked{background-color:#6095ffd9;border-color:#6095ffd9}.landing-login-card .form-check-label{cursor:pointer}.tutor-stage{position:relative}.tutor-avatar{display:flex;gap:1.5rem;align-items:center;padding:2rem;border-radius:1.75rem;background:linear-gradient(135deg,#14283cbf,#1e466e8c);border:1px solid rgba(255,255,255,.08);box-shadow:0 12px 40px #050f2359;min-height:220px;transition:border-color .3s ease,box-shadow .3s ease,transform .3s ease}.tutor-avatar .avatar-portrait{width:140px;height:140px;border-radius:50%;background:#ffffff0f;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;box-shadow:inset 0 0 0 1px #ffffff14}.tutor-avatar .avatar-copy{max-width:420px}.tutor-avatar.persona-coach{background:linear-gradient(135deg,#103c6ebf,#2378be80)}.tutor-avatar.persona-mentor{background:linear-gradient(135deg,#1a2e56bf,#46269480)}.tutor-avatar.persona-storyteller{background:linear-gradient(135deg,#422060cc,#b23e9273)}.tutor-avatar.status-online{border-color:#5ce1e6b3;box-shadow:0 16px 45px #40c8dc59}.tutor-avatar.status-speaking{transform:translateY(-4px);border-color:#ffd764cc;box-shadow:0 18px 55px #ffd27866}.avatar-viewport{width:100%;height:100%}.avatar-fallback-icon{position:absolute;inset:0;font-size:3.25rem;color:#ffffff73;display:flex;align-items:center;justify-content:center}.avatar-fallback-icon.hidden{display:none}.config-card{background:#0e182cb8;border:1px solid rgba(255,255,255,.06);border-radius:1.5rem;box-shadow:0 12px 36px #040a1a66}.config-card .form-select,.config-card .form-control{background-color:#040a1ab3;border-color:#94a3b859;color:#f8fbff}.config-card .form-select:focus,.config-card .form-control:focus{border-color:#6095ff8c;box-shadow:0 0 0 .25rem #6095ff26}.chat-window{background:#ffffff05;border:1px solid rgba(255,255,255,.08);border-radius:16px;padding:1rem;height:320px;overflow-y:auto}.chat-bubble{padding:.75rem 1rem;border-radius:18px;margin-bottom:.5rem;max-width:90%}.chat-user{background:#ffffff1a;margin-left:auto}.chat-tutor{background:#50d5ff14;border:1px solid rgba(80,213,255,.2);margin-right:auto}.crossword-grid{display:grid;gap:2px;border:1px solid rgba(255,255,255,.08);background:#ffffff0d;padding:8px;border-radius:12px;overflow-x:auto}.crossword-row{display:grid;grid-template-columns:repeat(15,40px);gap:2px}.crossword-cell{position:relative;width:40px;height:40px;border-radius:6px;background:#0003;display:flex;justify-content:center;align-items:center}.crossword-cell input{width:100%;height:100%;border:none;background:transparent;text-transform:uppercase;text-align:center;font-weight:600;color:#fff}.crossword-cell.blocked{background:#0009}.crossword-cell.correct{background:#19875459}.crossword-cell.incorrect{background:#dc354559}.crossword-cell .cell-number{position:absolute;top:2px;left:4px;font-size:10px;color:#ccc}.crossword-cell.highlight{background:#6095ff2e}.crossword-layout{display:flex;flex-direction:column;gap:1.5rem}@media(min-width:992px){.crossword-layout{flex-direction:row;align-items:flex-start}.crossword-layout .crossword-grid{flex:1}.clue-details{width:360px;flex-shrink:0}}.clue-panel{background:#0f172aa6;border:1px solid rgba(148,163,184,.22);border-radius:16px;padding:1.2rem}.clue-item{display:flex;gap:.75rem;padding:.55rem .35rem;border-radius:10px;cursor:pointer;transition:background .2s ease,border .2s ease;border:1px solid transparent}.clue-item.active{border-color:#6095ff66;background:#6095ff14}.clue-number{font-weight:700;color:#91a4ff}.clue-body{flex:1}.crucigrama-table{border-collapse:collapse;margin:0 auto}.crucigrama-table td{width:40px;height:40px;border:1px solid #444;text-align:center;vertical-align:middle;position:relative}.active-cell{background-color:#fff}.inactive-cell{background-color:#e0e0e0}.word-number{position:absolute;top:2px;left:2px;font-size:.7rem;font-weight:700}.cell-input{width:100%;height:100%;border:none;outline:none;background:transparent;text-align:center;font-size:1rem}.cell-input.highlight{background-color:#ffd}.cell-input.is-invalid{background-color:#f8d7da}.cell-input.is-valid{background-color:#d1e7dd}