@font-face{font-family:Poppins;src:url(/fonts/Poppins-Regular.woff2) format("woff2"),url(/fonts/Poppins-Regular.woff) format("woff");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Poppins;src:url(/fonts/Poppins-Bold.woff2) format("woff2"),url(/fonts/Poppins-Bold.woff) format("woff");font-weight:700;font-style:bold;font-display:swap}@font-face{font-family:Nunito;src:url(/fonts/Nunito-Regular.woff2) format("woff2"),url(/fonts/Nunito-Regular.woff) format("woff");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Lato;src:url(/fonts/Lato-Regular.woff2) format("woff2"),url(/fonts/Lato-Regular.woff) format("woff");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Inter;src:url(/fonts/Inter-Regular.woff2) format("woff2"),url(/fonts/Inter-Regular.woff) format("woff");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Ubuntu;src:url(/fonts/Ubuntu-Regular.woff2) format("woff2"),url(/fonts/Ubuntu-Regular.woff) format("woff");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:"Source Sans 3";src:url(/fonts/SourceSans3-Roman.woff2) format("woff2"),url(/fonts/SourceSans3-Roman.woff) format("woff");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Roboto;src:url(/fonts/Roboto-Regular.woff2) format("woff2"),url(/fonts/Roboto-Regular.woff) format("woff");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Open Sans;src:url(/fonts/OpenSans-Regular.woff2) format("woff2"),url(/fonts/OpenSans-Regular.woff) format("woff");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Bungee;src:url(/fonts/Bungee-Regular.woff2) format("woff2"),url(/fonts/Bungee-Regular.woff) format("woff");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Monoton;src:url(/fonts/Monoton-Regular.woff2) format("woff2"),url(/fonts/Monoton-Regular.woff) format("woff");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Rubik Glitch;src:url(/fonts/RubikGlitch-Regular.woff2) format("woff2"),url(/fonts/RubikGlitch-Regular.woff) format("woff");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Creepster;src:url(/fonts/Creepster-Regular.woff2) format("woff2"),url(/fonts/Creepster-Regular.woff) format("woff");font-weight:400;font-style:normal;font-display:swap}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background-color:#f0f2f5;color:#1c1e21;margin:0;padding:1rem;display:flex;justify-content:center;align-items:center;min-height:100vh;transition:background-color .5s ease}#app{width:100%;max-width:800px}.card{background-color:#fff;padding:1.5rem;border-radius:8px;box-shadow:0 2px 4px #0000001a,0 8px 16px #0000001a;text-align:center;width:100%;box-sizing:border-box}.transparent-card{background-color:#0003;padding:1.5rem;border-radius:12px;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 8px 32px #0000005e}h1,h2,h3{color:#28a745;margin-top:0;margin-bottom:1.5rem}p{line-height:1.6}input[type=email],input[type=password],input[type=text]{width:100%;padding:12px;border:1px solid #dddfe2;border-radius:6px;font-size:1rem;box-sizing:border-box}input:focus{border-color:#28a745;outline:none;box-shadow:0 0 0 2px #e7f3ff}.transparent-card input[type=text]{background-color:transparent;border:2px solid rgba(255,255,255,.7);color:#fff}.transparent-card input[type=text]::placeholder{color:#ffffffb3}.transparent-card input[type=text]:focus{box-shadow:0 0 0 2px #ffffff80;border-color:#fff}.transparent-card button[type=submit]{background-color:#ffffff40;border:1px solid rgba(255,255,255,.5);font-weight:700}.transparent-card button[type=submit]:hover{background-color:#fff6}button{background-color:#28a745;color:#fff;border:none;padding:12px;border-radius:6px;font-size:1.1rem;cursor:pointer;transition:background-color .2s}button:hover{background-color:#218838}.wordcloud-container{width:100%;min-height:300px;margin:20px auto;border-radius:8px;display:flex;justify-content:center;align-items:center}.wordcloud-container canvas{border-radius:8px;box-shadow:0 4px 12px #00000026}@media (min-width: 768px){.wordcloud-container{min-height:500px}}.admin-dashboard{max-width:1200px;margin:0 auto;padding:0;background:#f8f9fa;min-height:100vh}.admin-header{background:linear-gradient(135deg,#28a745,#20c997);color:#fff;padding:2rem 0;margin-bottom:2rem;box-shadow:0 4px 12px #28a7454d}.admin-header-content{max-width:1200px;margin:0 auto;padding:0 2rem;text-align:center}.admin-title{font-size:2.5rem;font-weight:700;margin:0 0 .5rem;color:#fff}.admin-subtitle{font-size:1.1rem;margin:0;opacity:.9}.admin-main{max-width:1200px;margin:0 auto;padding:0 2rem 2rem}.admin-section{background:#fff;border-radius:12px;padding:2rem;margin-bottom:2rem;box-shadow:0 2px 8px #0000001a}.section-header{margin-bottom:1.5rem;text-align:center}.section-header h2{color:#2c3e50;font-size:1.8rem;margin:0 0 .5rem}.section-header p{color:#6c757d;margin:0;font-size:1rem}.create-session-form{display:flex;gap:1rem;align-items:flex-end;max-width:600px;margin:0 auto}.form-group{flex:1}.form-input{width:100%;padding:1rem;border:2px solid #e9ecef;border-radius:8px;font-size:1rem;transition:border-color .2s}.form-input:focus{border-color:#28a745;outline:none;box-shadow:0 0 0 3px #28a7451a}.btn{display:inline-flex;align-items:center;gap:.5rem;padding:1rem 1.5rem;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s;text-decoration:none}.btn-primary{background:linear-gradient(135deg,#28a745,#20c997);color:#fff}.btn-primary:hover{background:linear-gradient(135deg,#218838,#1ea085);transform:translateY(-1px);box-shadow:0 4px 12px #28a7454d}.btn-secondary{background:#6c757d;color:#fff}.btn-secondary:hover{background:#5a6268}.btn-danger{background:#dc3545;color:#fff}.btn-danger:hover{background:#c82333}.btn-sm{padding:.5rem 1rem;font-size:.9rem}.btn-icon{font-size:1.2rem;font-weight:700}.error-message{background:#f8d7da;color:#721c24;padding:1rem;border-radius:8px;margin-top:1rem;border:1px solid #f5c6cb}.sessions-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(400px,1fr));gap:1.5rem}.session-card{background:#fff;border:1px solid #e9ecef;border-radius:12px;padding:1.5rem;transition:all .2s}.session-card:hover{box-shadow:0 8px 25px #00000026;transform:translateY(-2px)}.session-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:1rem}.session-info{flex:1}.session-topic{font-size:1.2rem;font-weight:600;color:#2c3e50;margin:0 0 .5rem}.session-meta{display:flex;gap:1rem;font-size:.9rem;color:#6c757d}.session-pin{background:#e9ecef;padding:.25rem .5rem;border-radius:4px;font-weight:600}.session-date{color:#6c757d}.session-actions{display:flex;gap:.5rem;flex-wrap:wrap}.session-settings{border-top:1px solid #e9ecef;padding-top:1rem}.settings-row{display:flex;gap:1rem;flex-wrap:wrap}.empty-state{text-align:center;padding:3rem 2rem;color:#6c757d}.empty-icon{font-size:4rem;margin-bottom:1rem}.empty-state h3{color:#495057;margin:0 0 .5rem}.empty-state p{margin:0}.font-picker{display:flex;flex-direction:column;gap:.5rem;flex:1;min-width:200px}.font-picker-label{font-size:.9rem;font-weight:600;color:#495057;margin:0}.font-picker-select{padding:.75rem;border:2px solid #e9ecef;border-radius:6px;font-size:.9rem;background:#fff;cursor:pointer;transition:border-color .2s}.font-picker-select:focus{border-color:#28a745;outline:none;box-shadow:0 0 0 3px #28a7451a}.font-picker-loading{font-size:.8rem;color:#6c757d;font-style:italic}@media (max-width: 768px){.admin-header{padding:1.5rem 0}.admin-title{font-size:2rem}.admin-main{padding:0 1rem 1rem}.admin-section{padding:1.5rem}.create-session-form{flex-direction:column;align-items:stretch}.sessions-grid{grid-template-columns:1fr}.session-header{flex-direction:column;gap:1rem}.session-actions{justify-content:flex-start}.settings-row{flex-direction:column}}.session-pin-btn{background:linear-gradient(135deg,#28a745,#20c997);color:#fff;border:none;padding:.5rem 1rem;border-radius:6px;font-weight:600;cursor:pointer;transition:all .2s;font-size:.9rem}.session-pin-btn:hover{background:linear-gradient(135deg,#218838,#1ea085);transform:translateY(-1px);box-shadow:0 4px 12px #28a7454d}.guest-login-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#28a745,#20c997);padding:2rem}.guest-login-card{background:#fff;border-radius:16px;padding:3rem;box-shadow:0 20px 40px #0000001a;text-align:center;max-width:500px;width:100%}.guest-login-header{margin-bottom:2rem}.guest-login-title{font-size:2.5rem;font-weight:700;color:#2c3e50;margin:0 0 1rem;letter-spacing:2px}.guest-login-subtitle{font-size:1.2rem;color:#6c757d;margin:0;line-height:1.5}.guest-login-form{margin-bottom:1.5rem}.pin-input-group{display:flex;gap:1rem;max-width:400px;margin:0 auto}.pin-input{flex:1;padding:1rem 1.5rem;border:3px solid #e9ecef;border-radius:12px;font-size:1.2rem;font-weight:600;text-align:center;letter-spacing:4px;transition:all .2s}.pin-input:focus{border-color:#28a745;outline:none;box-shadow:0 0 0 4px #28a7451a}.pin-submit-btn{background:linear-gradient(135deg,#28a745,#20c997);color:#fff;border:none;padding:1rem 2rem;border-radius:12px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all .2s;white-space:nowrap}.pin-submit-btn:hover{background:linear-gradient(135deg,#218838,#1ea085);transform:translateY(-2px);box-shadow:0 8px 20px #28a7454d}.pin-error{background:#f8d7da;color:#721c24;padding:1rem;border-radius:8px;border:1px solid #f5c6cb;font-weight:500}@media (max-width: 768px){.guest-login-container{padding:1rem}.guest-login-card{padding:2rem}.guest-login-title{font-size:2rem}.guest-login-subtitle{font-size:1rem}.pin-input-group{flex-direction:column}.pin-input{font-size:1rem;letter-spacing:2px}}@font-face{font-family:Poppins;src:url(/fonts/Poppins-Regular.woff2) format("woff2"),url(/fonts/Poppins-Regular.woff) format("woff");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Poppins;src:url(/fonts/Poppins-Bold.woff2) format("woff2"),url(/fonts/Poppins-Bold.woff) format("woff");font-weight:700;font-style:bold;font-display:swap}@font-face{font-family:Nunito;src:url(/fonts/Nunito-Regular.woff2) format("woff2"),url(/fonts/Nunito-Regular.woff) format("woff");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Lato;src:url(/fonts/Lato-Regular.woff2) format("woff2"),url(/fonts/Lato-Regular.woff) format("woff");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Inter;src:url(/fonts/Inter-Regular.woff2) format("woff2"),url(/fonts/Inter-Regular.woff) format("woff");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Ubuntu;src:url(/fonts/Ubuntu-Regular.woff2) format("woff2"),url(/fonts/Ubuntu-Regular.woff) format("woff");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:"Source Sans 3";src:url(/fonts/SourceSans3-Roman.woff2) format("woff2"),url(/fonts/SourceSans3-Roman.woff) format("woff");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Roboto;src:url(/fonts/Roboto-Regular.woff2) format("woff2"),url(/fonts/Roboto-Regular.woff) format("woff");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Open Sans;src:url(/fonts/OpenSans-Regular.woff2) format("woff2"),url(/fonts/OpenSans-Regular.woff) format("woff");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Bungee;src:url(/fonts/Bungee-Regular.woff2) format("woff2"),url(/fonts/Bungee-Regular.woff) format("woff");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Monoton;src:url(/fonts/Monoton-Regular.woff2) format("woff2"),url(/fonts/Monoton-Regular.woff) format("woff");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Rubik Glitch;src:url(/fonts/RubikGlitch-Regular.woff2) format("woff2"),url(/fonts/RubikGlitch-Regular.woff) format("woff");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Creepster;src:url(/fonts/Creepster-Regular.woff2) format("woff2"),url(/fonts/Creepster-Regular.woff) format("woff");font-weight:400;font-style:normal;font-display:swap}