:root{--tfc-primary:#1a5276;--tfc-accent:#2980b9;--tfc-success:#27ae60;--tfc-warning:#f39c12;--tfc-danger:#e74c3c;--tfc-bg:#f8f9fa;--tfc-border:#dee2e6;--tfc-radius:8px;--tfc-shadow:0 2px 10px rgba(0,0,0,.1)}
.tfc-courses-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px;padding:20px 0}
.tfc-course-card{background:#fff;border-radius:var(--tfc-radius);box-shadow:var(--tfc-shadow);overflow:hidden;transition:transform .2s,box-shadow .2s}
.tfc-course-card:hover{transform:translateY(-3px);box-shadow:0 6px 20px rgba(0,0,0,.15)}
.tfc-course-card__img{height:160px;background-size:cover;background-position:center}
.tfc-course-card__body{padding:16px}
.tfc-course-card__body h3{margin:8px 0 6px;font-size:17px}
.tfc-course-card__body h3 a{color:var(--tfc-primary);text-decoration:none}
.tfc-excerpt{font-size:13px;color:#666;margin:0 0 12px}
.tfc-meta-list{list-style:none;padding:0;margin:0 0 12px;font-size:13px;color:#555}
.tfc-meta-list li{margin-bottom:4px}
.tfc-tag{display:inline-block;padding:2px 10px;border-radius:20px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.5px}
.tfc-tag--abierto{background:#d6eaf8;color:#1a5276}
.tfc-tag--cerrado{background:#fdebd0;color:#935116}
.tfc-tag--gratuita{background:#d5f5e3;color:#1e8449}
.tfc-btn-primary{display:inline-block;background:var(--tfc-primary);color:#fff!important;padding:10px 22px;border-radius:var(--tfc-radius);border:none;cursor:pointer;font-size:14px;font-weight:600;text-decoration:none!important;transition:background .2s}
.tfc-btn-primary:hover{background:var(--tfc-accent)}
.tfc-btn-lg{padding:14px 30px;font-size:16px}
.tfc-form-wrap{max-width:760px;margin:20px auto}
.tfc-fieldset{border:1px solid var(--tfc-border);border-radius:var(--tfc-radius);padding:16px 20px;margin-bottom:20px}
.tfc-fieldset legend{font-weight:700;color:var(--tfc-primary);padding:0 6px}
.tfc-form-row{display:flex;gap:16px;margin-bottom:14px;flex-wrap:wrap}
.tfc-form-col{flex:1;min-width:200px;display:flex;flex-direction:column;gap:4px}
.tfc-form-col label{font-weight:600;font-size:13px}
.tfc-form-col input,.tfc-form-col select,.tfc-form-col textarea{border:1px solid var(--tfc-border);border-radius:4px;padding:8px 10px;font-size:14px;width:100%;box-sizing:border-box}
.required{color:var(--tfc-danger)}
.tfc-form-actions{text-align:center;margin-top:20px}
.tfc-payment-summary{background:#eaf3fb;border:1px solid #aed6f1;border-radius:var(--tfc-radius);padding:16px 20px;margin-bottom:20px}
.tfc-summary-table{width:100%;max-width:300px}
.tfc-summary-table td{padding:4px 8px}
.tfc-total-row td{font-size:18px;border-top:2px solid var(--tfc-primary);padding-top:8px}
.tfc-message{padding:12px 16px;border-radius:var(--tfc-radius);margin-bottom:16px;font-weight:600}
.tfc-message--success{background:#d5f5e3;color:#1e8449;border:1px solid #a9dfbf}
.tfc-message--error{background:#fadbd8;color:#922b21;border:1px solid #f1948a}
.tfc-warning{background:#fef9e7;color:#9a7d0a;padding:10px 14px;border-radius:4px;border:1px solid #f9e79f}
.tfc-danger{background:#fdedec;color:#922b21;border-color:#f1948a}
.tfc-aviso-virtual{background:#eaf4fc;padding:12px;border-radius:4px;margin-top:10px}
.tfc-exam-container{max-width:720px;margin:0 auto}
.tfc-exam-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;flex-wrap:wrap;gap:10px}
.tfc-timer{font-size:22px;font-weight:700;color:var(--tfc-primary);font-family:monospace}
.tfc-timer.danger{color:var(--tfc-danger);animation:blink .5s step-end infinite}
@keyframes blink{50%{opacity:0}}
.tfc-question-card{background:#fff;border:1px solid var(--tfc-border);border-radius:var(--tfc-radius);padding:20px;margin-bottom:16px;display:none}
.tfc-question-card.active{display:block}
.tfc-question-card h4{margin:0 0 14px;color:var(--tfc-primary)}
.tfc-option{display:block;padding:10px 14px;margin:6px 0;border:1px solid var(--tfc-border);border-radius:4px;cursor:pointer;transition:all .15s}
.tfc-option:hover{background:#eaf3fb;border-color:var(--tfc-accent)}
.tfc-option input[type=radio]{margin-right:8px}
.tfc-option.selected{background:#d6eaf8;border-color:var(--tfc-primary)}
.tfc-exam-nav{display:flex;justify-content:space-between;align-items:center;margin:16px 0}
#tfc-q-counter{font-size:13px;color:#888}
.tfc-result-card{background:#fff;border-radius:var(--tfc-radius);padding:40px;text-align:center;box-shadow:var(--tfc-shadow)}
.tfc-result-card h2{font-size:60px;margin:0}
.tfc-result-card h3{font-size:22px;color:var(--tfc-primary)}
.tfc-survey-container{max-width:680px;margin:0 auto}
.tfc-survey-question{background:#fff;border:1px solid var(--tfc-border);border-radius:var(--tfc-radius);padding:18px 20px;margin-bottom:14px}
.tfc-survey-question label{display:block;font-weight:600;margin-bottom:10px}
.tfc-scale-wrap{display:flex;gap:8px;flex-wrap:wrap}
.tfc-scale-btn{padding:8px 16px;border:2px solid var(--tfc-border);border-radius:4px;cursor:pointer;font-size:14px;font-weight:600;transition:all .15s;background:#fff}
.tfc-scale-btn:hover,.tfc-scale-btn.selected{background:var(--tfc-primary);color:#fff;border-color:var(--tfc-primary)}
.tfc-participant-area{max-width:680px;margin:0 auto}
.tfc-card{background:#fff;border:1px solid var(--tfc-border);border-radius:var(--tfc-radius);padding:20px;margin-bottom:16px;box-shadow:var(--tfc-shadow)}
.tfc-card--warning{border-left:4px solid var(--tfc-warning)}
.tfc-card--success{border-left:4px solid var(--tfc-success);color:var(--tfc-success);font-weight:600}
.tfc-diploma-item{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid var(--tfc-border)}
.tfc-badge-pending{font-size:12px;background:#f8f9fa;padding:4px 10px;border-radius:20px;color:#666;border:1px solid var(--tfc-border)}
.tfc-course-meta{background:var(--tfc-bg);border-radius:var(--tfc-radius);padding:16px 20px;margin-top:20px}
.tfc-loading{color:#888;font-style:italic;text-align:center;padding:20px}
@media(max-width:600px){.tfc-courses-grid{grid-template-columns:1fr}.tfc-form-row{flex-direction:column}.tfc-exam-header{flex-direction:column;text-align:center}}