:root{--sre-navy:#0a1628;--sre-blue:#1a3a6e;--sre-orange:#e85d04;--sre-orange-light:#ff7f2a;--sre-yellow:#ffd60a;--sre-light:#f0f4f8;--sre-muted:#89a;--sre-white:#fff;--font-display:"Barlow Condensed", sans-serif;--font-body:"Barlow", sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-body);background:var(--sre-navy);color:var(--sre-white);min-height:100vh;overflow-x:hidden}.screen{min-height:100vh;display:none}.screen.active{flex-direction:column;display:flex}#screen-login{background:linear-gradient(135deg,#0a1628 0%,#1a3a6e 100%);justify-content:center;align-items:center;padding:2rem;position:relative;overflow:hidden}#screen-login:before{content:"";border:2px solid #e85d0426;border-radius:50%;width:600px;height:600px;position:absolute;top:-200px;right:-200px}#screen-login:after{content:"";border:1px solid #ffd60a14;border-radius:50%;width:700px;height:700px;position:absolute;bottom:-300px;left:-100px}.login-card{z-index:1;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);background:#ffffff0d;border:1px solid #ffffff1a;border-radius:16px;width:100%;max-width:460px;padding:3rem 2.5rem;position:relative}.login-brand{align-items:center;gap:12px;margin-bottom:2rem;display:flex}.login-badge{background:var(--sre-orange);width:48px;height:48px;font-family:var(--font-display);letter-spacing:1px;color:#fff;border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;font-size:18px;font-weight:800;display:flex}.login-brand-text h1{font-family:var(--font-display);letter-spacing:.5px;font-size:1.1rem;font-weight:700;line-height:1.2}.login-brand-text p{color:var(--sre-muted);margin-top:2px;font-size:.75rem}.login-title{font-family:var(--font-display);letter-spacing:1px;margin-bottom:.4rem;font-size:2rem;font-weight:800;line-height:1.1}.login-title span{color:var(--sre-orange)}.login-subtitle{color:var(--sre-muted);margin-bottom:2rem;font-size:.85rem;line-height:1.5}.form-group{margin-bottom:1.2rem}.form-group label{letter-spacing:1px;text-transform:uppercase;color:var(--sre-muted);margin-bottom:6px;font-size:.75rem;font-weight:600;display:block}.form-group input{color:#fff;width:100%;font-family:var(--font-body);background:#ffffff12;border:1px solid #ffffff1f;border-radius:8px;outline:none;padding:12px 14px;font-size:.95rem;transition:border-color .2s,background .2s}.form-group input:focus{border-color:var(--sre-orange);background:#ffffff1a}.form-group input::placeholder{color:#ffffff40}.btn-primary{background:var(--sre-orange);color:#fff;width:100%;font-family:var(--font-display);letter-spacing:1.5px;text-transform:uppercase;cursor:pointer;border:none;border-radius:8px;margin-top:.5rem;padding:14px;font-size:1.05rem;font-weight:700;transition:background .2s,transform .1s}.btn-primary:hover{background:var(--sre-orange-light)}.btn-primary:active{transform:scale(.99)}.login-notice{border-left:3px solid var(--sre-yellow);color:#ffffffb3;background:#ffd60a14;border-radius:4px;margin-top:1.2rem;padding:10px 14px;font-size:.78rem;line-height:1.5}#screen-slides{background:var(--sre-navy);flex-direction:column}.slides-header{background:#ffffff0a;border-bottom:1px solid #ffffff14;flex-shrink:0;justify-content:space-between;align-items:center;height:52px;padding:0 1.5rem;display:flex}.slides-header-brand{font-family:var(--font-display);letter-spacing:.5px;align-items:center;gap:10px;font-size:.95rem;font-weight:700;display:flex}.slides-header-dot{background:var(--sre-orange);border-radius:50%;width:8px;height:8px}.slides-progress-wrap{flex:1;max-width:320px;margin:0 2rem}.slides-progress-bar{background:#ffffff1a;border-radius:2px;height:3px;overflow:hidden}.slides-progress-fill{background:var(--sre-orange);border-radius:2px;height:100%;transition:width .4s}.slides-progress-label{color:var(--sre-muted);text-align:center;margin-top:4px;font-size:.7rem}.slides-user{color:var(--sre-muted);text-align:right;font-size:.75rem}.slides-user strong{color:#fff;display:block}.slide-viewport{flex:1;justify-content:center;align-items:stretch;padding:2rem 1.5rem;display:flex;overflow:hidden}.slide-card{background:#ffffff0a;border:1px solid #ffffff14;border-radius:16px;flex-direction:column;justify-content:center;width:100%;max-width:820px;padding:3rem 3.5rem;animation:.35s slideIn;display:flex;position:relative;overflow:hidden}@keyframes slideIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.slide-section-tag{background:var(--sre-orange);color:#fff;font-family:var(--font-display);letter-spacing:2px;text-transform:uppercase;border-radius:4px;margin-bottom:1.2rem;padding:4px 10px;font-size:.7rem;font-weight:700;display:inline-block}.slide-title{font-family:var(--font-display);letter-spacing:.5px;color:#fff;margin-bottom:1.2rem;font-size:2.5rem;font-weight:800;line-height:1.1}.slide-title span{color:var(--sre-orange)}.slide-body{color:#fffc;max-width:640px;font-size:1rem;line-height:1.7}.slide-body p{margin-bottom:.8rem}.slide-body p:last-child{margin-bottom:0}.slide-body ul{margin:.5rem 0;padding:0;list-style:none}.slide-body ul li{border-bottom:1px solid #ffffff0a;padding:6px 0 6px 22px;position:relative}.slide-body ul li:last-child{border-bottom:none}.slide-body ul li:before{content:"";background:var(--sre-orange);border-radius:50%;width:8px;height:8px;position:absolute;top:14px;left:0}.slide-body strong{color:#fff;font-weight:600}.slide-highlight{border-left:3px solid var(--sre-orange);color:#ffffffe6;background:#e85d041a;border-radius:0 8px 8px 0;margin:1rem 0;padding:14px 18px;font-style:italic}.slide-warning{border-left:3px solid var(--sre-yellow);color:#ffffffe6;background:#ffd60a14;border-radius:0 8px 8px 0;margin:1rem 0;padding:14px 18px}.slide-grid{grid-template-columns:1fr 1fr;gap:1rem;margin-top:1rem;display:grid}.slide-grid-item{background:#ffffff0d;border:1px solid #ffffff14;border-radius:10px;padding:1rem 1.2rem}.slide-grid-item h4{font-family:var(--font-display);letter-spacing:.5px;color:var(--sre-orange);margin-bottom:6px;font-size:.9rem;font-weight:700}.slide-grid-item p{color:#ffffffb3;margin:0;font-size:.85rem;line-height:1.5}.slide-card-accent{pointer-events:none;background:radial-gradient(circle at 100% 0,#e85d040f,#0000 70%);width:200px;height:200px;position:absolute;top:0;right:0}.card-badge-row{flex-wrap:wrap;gap:8px;margin-top:1rem;display:flex}.card-badge{color:#ffffffbf;background:#ffffff0f;border:1px solid #ffffff1a;border-radius:20px;padding:6px 14px;font-size:.82rem}.card-badge.orange{color:#ffaa80;background:#e85d0426;border-color:#e85d044d}.card-badge.yellow{color:#ffd60a;background:#ffd60a1a;border-color:#ffd60a4d}.card-badge.green{color:#66ffb3;background:#00c8641a;border-color:#00c8644d}.card-badge.red{color:#f99;background:#dc323226;border-color:#dc32324d}.slides-footer{border-top:1px solid #ffffff0f;flex-shrink:0;justify-content:space-between;align-items:center;padding:1rem 1.5rem;display:flex}.btn-nav{color:#fff;font-family:var(--font-display);letter-spacing:1px;cursor:pointer;background:#ffffff12;border:1px solid #ffffff1f;border-radius:8px;align-items:center;gap:8px;padding:10px 22px;font-size:.9rem;font-weight:600;transition:all .2s;display:flex}.btn-nav:hover{background:#ffffff1f;border-color:#fff3}.btn-nav:disabled{opacity:.3;cursor:not-allowed}.btn-nav.primary{background:var(--sre-orange);border-color:var(--sre-orange)}.btn-nav.primary:hover{background:var(--sre-orange-light)}.slide-dots{flex-wrap:wrap;justify-content:center;gap:5px;max-width:360px;display:flex}.slide-dot{cursor:pointer;background:#ffffff26;border-radius:50%;width:6px;height:6px;transition:background .2s,width .2s}.slide-dot.active{background:var(--sre-orange);border-radius:3px;width:18px}.slide-dot.visited{background:#e85d0466}.tts-bar{border-top:1px solid #ffffff14;align-items:center;gap:10px;margin-top:1.5rem;padding-top:1.2rem;display:flex}.btn-tts{color:#fff;cursor:pointer;font-size:.78rem;font-family:var(--font-body);background:#ffffff14;border:1px solid #ffffff1f;border-radius:6px;align-items:center;gap:6px;padding:7px 14px;transition:background .2s;display:flex}.btn-tts:hover{background:#ffffff24}.btn-tts.active{background:#e85d0433;border-color:#e85d0466}.tts-label{color:var(--sre-muted);font-size:.72rem}.voice-picker{flex-shrink:0;position:relative}.voice-picker-toggle{color:#ffffffd9;font-size:.75rem;font-family:var(--font-body);cursor:pointer;white-space:nowrap;text-overflow:ellipsis;background:#ffffff14;border:1px solid #ffffff1f;border-radius:6px;outline:none;align-items:center;gap:8px;max-width:260px;padding:7px 12px;transition:border-color .2s,background .2s;display:flex;overflow:hidden}.voice-picker-toggle:hover{background:#ffffff1f;border-color:#fff3}.voice-picker-label{text-overflow:ellipsis;overflow:hidden}.voice-picker-arrow{border-left:4px solid #0000;border-right:4px solid #0000;border-top:5px solid var(--sre-orange);flex-shrink:0;width:0;height:0}.voice-picker-dropdown{z-index:100;background:#0f1d32;border:1px solid #ffffff1f;border-radius:10px;width:320px;margin-bottom:6px;animation:.15s slideIn;position:absolute;bottom:100%;left:0;overflow:hidden;box-shadow:0 8px 32px #00000080}.voice-picker-search{border-bottom:1px solid #ffffff14;padding:8px}.voice-picker-search input{color:#fff;width:100%;font-family:var(--font-body);background:#ffffff12;border:1px solid #ffffff1f;border-radius:6px;outline:none;padding:8px 10px;font-size:.8rem;transition:border-color .2s}.voice-picker-search input:focus{border-color:var(--sre-orange)}.voice-picker-search input::placeholder{color:#ffffff4d}.voice-picker-list{scrollbar-width:thin;scrollbar-color:#ffffff26 transparent;max-height:240px;overflow-y:auto}.voice-picker-list::-webkit-scrollbar{width:5px}.voice-picker-list::-webkit-scrollbar-track{background:0 0}.voice-picker-list::-webkit-scrollbar-thumb{background:#ffffff26;border-radius:3px}.voice-picker-item{cursor:pointer;border-bottom:1px solid #ffffff0a;justify-content:space-between;align-items:center;padding:8px 12px;transition:background .12s;display:flex}.voice-picker-item:last-child{border-bottom:none}.voice-picker-item:hover{background:#ffffff14}.voice-picker-item.selected{background:#e85d0426}.voice-picker-item-name{color:#ffffffd9;text-overflow:ellipsis;white-space:nowrap;margin-right:8px;font-size:.78rem;overflow:hidden}.voice-picker-item.selected .voice-picker-item-name{color:var(--sre-orange);font-weight:600}.voice-picker-item-lang{color:var(--sre-muted);flex-shrink:0;font-size:.68rem}.voice-picker-empty{text-align:center;color:var(--sre-muted);padding:16px 12px;font-size:.78rem}#screen-quiz{background:linear-gradient(160deg,#0a1628 0%,#0f2244 100%);justify-content:center;align-items:center;padding:2rem}.quiz-card{background:#ffffff0d;border:1px solid #ffffff1a;border-radius:16px;width:100%;max-width:620px;padding:2.5rem;animation:.3s slideIn}.quiz-header{justify-content:space-between;align-items:center;margin-bottom:1.5rem;display:flex}.quiz-counter{font-family:var(--font-display);letter-spacing:1px;color:var(--sre-muted);text-transform:uppercase;font-size:.8rem}.quiz-progress-bar{background:#ffffff14;border-radius:2px;height:4px;margin-bottom:2rem;overflow:hidden}.quiz-progress-fill{background:var(--sre-orange);border-radius:2px;height:100%;transition:width .4s}.quiz-question{font-family:var(--font-display);color:#fff;margin-bottom:1.5rem;font-size:1.5rem;font-weight:700;line-height:1.3}.quiz-options{flex-direction:column;gap:10px;display:flex}.quiz-option{cursor:pointer;font-family:var(--font-body);color:#ffffffd9;text-align:left;background:#ffffff0d;border:1.5px solid #ffffff1a;border-radius:10px;align-items:center;gap:12px;padding:14px 18px;font-size:.95rem;transition:all .18s;display:flex}.quiz-option:hover{background:#ffffff17;border-color:#fff3}.quiz-option.selected{border-color:var(--sre-orange);color:#fff;background:#e85d041f}.quiz-option.correct{color:#66ffb3;pointer-events:none;background:#00cc661f;border-color:#0c6}.quiz-option.wrong{color:#f99;pointer-events:none;background:#cc33331f;border-color:#c33}.quiz-option.disabled{pointer-events:none;opacity:.6}.option-key{width:26px;height:26px;font-family:var(--font-display);color:var(--sre-muted);border:1px solid #fff3;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;font-size:.8rem;font-weight:700;display:flex}.quiz-feedback{border-radius:8px;margin-top:1.2rem;padding:12px 16px;font-size:.88rem;line-height:1.5;display:none}.quiz-feedback.correct{color:#66ffb3;background:#00cc661a;border-left:3px solid #0c6;display:block}.quiz-feedback.wrong{color:#f99;background:#cc33331a;border-left:3px solid #c33;display:block}.quiz-footer{justify-content:flex-end;margin-top:1.5rem;display:flex}#screen-result{background:linear-gradient(135deg,#0a1628 0%,#1a3a6e 100%);justify-content:center;align-items:center;padding:2rem}.result-card{text-align:center;background:#ffffff0d;border:1px solid #ffffff1a;border-radius:16px;width:100%;max-width:500px;padding:3rem 2.5rem;animation:.4s slideIn}.result-icon{margin-bottom:1rem;font-size:4rem}.result-title{font-family:var(--font-display);letter-spacing:1px;margin-bottom:.5rem;font-size:2.2rem;font-weight:800}.result-title.pass{color:#66ffb3}.result-title.fail{color:#f99}.result-score{color:#fff9;margin-bottom:2rem;font-size:1rem}.result-score strong{color:#fff;font-size:2.5rem;font-family:var(--font-display);margin-bottom:4px;font-weight:800;display:block}.result-breakdown{text-align:left;background:#ffffff0a;border-radius:10px;margin-bottom:1.5rem;padding:1.2rem}.result-breakdown h4{font-family:var(--font-display);letter-spacing:1px;text-transform:uppercase;color:var(--sre-muted);margin-bottom:.8rem;font-size:.8rem}.result-row{border-bottom:1px solid #ffffff0d;justify-content:space-between;align-items:center;padding:6px 0;font-size:.88rem;display:flex}.result-row:last-child{border-bottom:none}.result-row-label{color:#ffffffb3}.result-row-val{font-weight:600}.result-row-val.pass{color:#66ffb3}.result-row-val.fail{color:#f99}.result-actions{flex-direction:column;gap:10px;display:flex}.btn-result{width:100%;font-family:var(--font-display);letter-spacing:1px;cursor:pointer;text-transform:uppercase;border-radius:8px;padding:13px;font-size:1rem;font-weight:700;transition:all .2s}.btn-result.primary{background:var(--sre-orange);color:#fff;border:none}.btn-result.primary:hover{background:var(--sre-orange-light)}.btn-result.secondary{color:#ffffffb3;background:0 0;border:1px solid #ffffff26}.btn-result.secondary:hover{background:#ffffff0f}.cert-note{color:var(--sre-muted);margin-top:1.2rem;font-size:.78rem;line-height:1.5}#screen-admin{background:var(--sre-navy);flex-direction:column;padding:2rem}.admin-header{justify-content:space-between;align-items:center;margin-bottom:2rem;display:flex}.admin-header h2{font-family:var(--font-display);font-size:1.8rem;font-weight:800}.admin-header h2 span{color:var(--sre-orange)}.admin-stats{grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:1rem;margin-bottom:2rem;display:grid}.admin-stat{background:#ffffff0d;border:1px solid #ffffff14;border-radius:10px;padding:1.2rem}.admin-stat-val{font-family:var(--font-display);color:#fff;margin-bottom:4px;font-size:2.2rem;font-weight:800;line-height:1}.admin-stat-val.orange{color:var(--sre-orange)}.admin-stat-val.green{color:#66ffb3}.admin-stat-label{color:var(--sre-muted);text-transform:uppercase;letter-spacing:.5px;font-size:.78rem}.admin-table-wrap{background:#ffffff08;border:1px solid #ffffff14;border-radius:12px;overflow:auto}table{border-collapse:collapse;width:100%}thead{background:#ffffff0d}th{text-align:left;font-family:var(--font-display);letter-spacing:1px;text-transform:uppercase;color:var(--sre-muted);white-space:nowrap;padding:10px 16px;font-size:.75rem}td{color:#fffc;border-top:1px solid #ffffff0a;padding:11px 16px;font-size:.88rem}.badge{border-radius:12px;padding:3px 10px;font-size:.72rem;font-weight:600;display:inline-block}.badge.pass{color:#66ffb3;background:#00cc661f}.badge.fail{color:#f99;background:#cc33331f}.btn-small{color:#ffffffb3;cursor:pointer;font-size:.78rem;font-family:var(--font-body);background:#ffffff12;border:1px solid #ffffff1a;border-radius:6px;padding:6px 14px;transition:background .2s}.btn-small:hover{background:#ffffff1f}.admin-back{color:var(--sre-orange);cursor:pointer;font-family:var(--font-body);background:0 0;border:none;align-items:center;gap:6px;padding:0;font-size:.85rem;display:flex}.admin-back:hover{text-decoration:underline}#screen-animation{background:linear-gradient(135deg,#0a1628 0%,#1a3a6e 100%);justify-content:center;align-items:center;padding:2rem}.animation-card{text-align:center;background:#ffffff0d;border:1px solid #ffffff1a;border-radius:16px;width:100%;max-width:820px;padding:3rem 2.5rem;animation:.4s slideIn}.animation-desc{color:var(--sre-muted);margin-bottom:1.5rem;font-size:.9rem;line-height:1.5}.animation-container{background:#0003;border-radius:12px;justify-content:center;align-items:center;min-height:300px;padding:1rem;display:flex}.animation-loading{color:var(--sre-muted);font-size:.9rem}@media (width<=600px){.slide-card{padding:1.8rem 1.4rem}.slide-title{font-size:1.8rem}.slide-grid{grid-template-columns:1fr}.slides-progress-wrap{display:none}.quiz-card{padding:1.8rem 1.4rem}.slides-footer{flex-wrap:wrap;justify-content:center;gap:10px}.slides-footer .btn-nav{order:1;justify-content:center}.slides-footer .btn-nav.primary{order:2;justify-content:center}.slides-footer .slide-dots{order:3;justify-content:center;width:100%}}