:root{--bg-primary: #121212;--bg-surface: #1e1e1e;--bg-element: #2a2a2a;--bg-element-active: #404040;--border-neutral: #3a3a3a;--border-focus: #7a7a7a;--border-active: #ffffff;--text-primary: #ffffff;--text-secondary: #a0a0a0;--text-muted: #666666;--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-primary);color:var(--text-primary);font-family:var(--font-family);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--bg-element);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--bg-element-active)}.app-container{display:flex;flex-direction:column;min-height:100vh;justify-content:space-between}.main-content{display:flex;flex-direction:column;align-items:center;justify-content:center;flex-grow:1;padding:2rem;width:100%;max-width:800px;margin:0 auto}.card{background-color:var(--bg-surface);border:1px solid var(--border-neutral);border-radius:8px;padding:2.5rem;width:100%;box-shadow:0 4px 20px #00000080;margin-bottom:2rem}.card h1{font-size:1.75rem;font-weight:600;margin-bottom:1.5rem;line-height:1.3;letter-spacing:-.02em;text-align:center}.card h2{font-size:1.25rem;font-weight:500;margin-top:1.5rem;margin-bottom:1rem}.card p{color:var(--text-secondary);font-size:1rem;line-height:1.6;margin-bottom:1.25rem}.card ul,.card ol{margin-bottom:1.5rem;padding-left:1.5rem}.card li{color:var(--text-secondary);font-size:1rem;line-height:1.6;margin-bottom:.5rem}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:.75rem 1.5rem;font-size:1rem;font-family:var(--font-family);font-weight:500;color:var(--text-primary);background-color:var(--bg-element);border:1px solid var(--border-neutral);border-radius:6px;cursor:pointer;transition:background-color .2s,border-color .2s;text-decoration:none}.btn:hover{background-color:var(--bg-element-active);border-color:var(--border-focus)}.btn:focus-visible{outline:2px solid var(--border-active);outline-offset:2px}.btn-primary{background-color:var(--text-primary);color:var(--bg-primary);border:1px solid var(--text-primary)}.btn-primary:hover{background-color:#e0e0e0;border-color:#e0e0e0}.btn-danger{background-color:#331c1c;color:#f88;border-color:#522}.btn-danger:hover{background-color:#522}.btn-group{display:flex;gap:1rem;margin-top:2rem;justify-content:center}.form-group{margin-bottom:1.5rem;display:flex;flex-direction:column}.form-group label{font-size:.95rem;font-weight:500;margin-bottom:.5rem;color:var(--text-secondary)}.form-control{min-height:48px;padding:.75rem;font-size:1rem;background-color:var(--bg-element);border:1px solid var(--border-neutral);border-radius:6px;color:var(--text-primary);font-family:var(--font-family)}.form-control:focus{outline:none;border-color:var(--border-focus)}.radio-group{display:flex;flex-direction:column;gap:.75rem;margin-top:.5rem}.radio-option{display:flex;align-items:center;cursor:pointer;padding:.5rem;border-radius:4px;transition:background-color .2s}.radio-option:hover{background-color:#ffffff08}.radio-option input[type=radio]{margin-right:.75rem;width:1.2rem;height:1.2rem;accent-color:var(--text-primary);cursor:pointer}.text-input-nested{margin-top:.5rem;margin-left:2rem}.sam-scale-container{margin-bottom:2.5rem;width:100%}.sam-scale-title{font-size:1.1rem;font-weight:500;margin-bottom:.75rem}.sam-scale-labels{display:flex;justify-content:space-between;font-size:.8rem;color:var(--text-secondary);margin-bottom:.75rem}.sam-scale-label{flex:1;text-align:center}.sam-scale-label:first-child{text-align:left}.sam-scale-label:last-child{text-align:right}.sam-buttons{display:grid;grid-template-columns:repeat(9,1fr);gap:.35rem}.sam-btn{height:48px;display:flex;align-items:center;justify-content:center;font-weight:500;font-size:1rem;background-color:var(--bg-element);border:1px solid var(--border-neutral);color:var(--text-primary);border-radius:4px;cursor:pointer;transition:background-color .15s,border-color .15s}.sam-btn:hover{background-color:var(--bg-element-active);border-color:var(--border-focus)}.sam-btn.active{background-color:var(--text-primary);color:var(--bg-primary);border-color:var(--text-primary)}.audio-calib-box{background-color:var(--bg-primary);border:1px solid var(--border-neutral);border-radius:6px;padding:1.5rem;margin-bottom:1.5rem;text-align:center}.audio-calib-pulse{display:inline-block;width:12px;height:12px;border-radius:50%;background-color:var(--text-primary);margin-left:.75rem;animation:pulse 1s infinite alternate}@keyframes pulse{0%{transform:scale(.8);opacity:.5}to{transform:scale(1.3);opacity:1}}.fixation-container{position:fixed;top:0;left:0;width:100vw;height:100vh;background-color:#000;display:flex;align-items:center;justify-content:center;z-index:9999}.fixation-cross{font-size:4rem;font-weight:300;color:#7f7f7f;-webkit-user-select:none;user-select:none}.trial-container{display:flex;flex-direction:column;align-items:center;width:100%;max-width:900px;margin:0 auto}.media-player-wrapper{position:relative;width:100%;aspect-ratio:16/9;background-color:#000;border:1px solid var(--border-neutral);border-radius:4px;overflow:hidden;margin-bottom:2rem}.media-player{width:100%;height:100%;object-fit:contain}.media-blackout{position:absolute;top:0;left:0;width:100%;height:100%;background-color:#000;display:flex;align-items:center;justify-content:center;color:var(--text-muted);font-size:.9rem;pointer-events:none}.emotion-rating-panel{width:100%;display:flex;flex-direction:column;align-items:center}.emotion-instruction{font-size:.95rem;color:var(--text-secondary);margin-bottom:1.25rem;text-align:center}.emotion-buttons{display:grid;grid-template-columns:repeat(5,1fr);gap:.75rem;width:100%}@media (max-width: 600px){.emotion-buttons{grid-template-columns:1fr}}.emotion-btn{height:64px;display:flex;flex-direction:column;align-items:center;justify-content:center;font-size:1rem;font-family:var(--font-family);font-weight:500;background-color:var(--bg-element);border:2px solid var(--border-neutral);color:var(--text-primary);border-radius:8px;cursor:pointer;transition:all .15s}.emotion-btn:hover{background-color:var(--bg-element-active);border-color:var(--border-focus)}.emotion-btn.active{background-color:var(--text-primary);color:var(--bg-primary);border-color:var(--border-active);font-weight:600;box-shadow:0 0 10px #fff3}.rest-container{display:flex;flex-direction:column;align-items:center;justify-content:center;background-color:#000;position:fixed;top:0;left:0;width:100vw;height:100vh;z-index:9998}.rest-title{font-size:1.2rem;color:var(--text-muted);margin-bottom:1rem}.footer{width:100%;padding:1.5rem;display:flex;justify-content:center;align-items:center;border-top:1px solid var(--border-neutral);background-color:var(--bg-primary)}.admin-link{background:none;border:none;color:var(--text-muted);cursor:pointer;font-size:.8rem;display:flex;align-items:center;gap:.25rem}.admin-link:hover{color:var(--text-secondary)}.admin-container{width:100%;max-width:1000px;margin:0 auto;padding:2rem}.admin-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem;border-bottom:1px solid var(--border-neutral);padding-bottom:1rem}.admin-section{background-color:var(--bg-surface);border:1px solid var(--border-neutral);border-radius:8px;padding:1.75rem;margin-bottom:2rem}.admin-section h2{font-size:1.2rem;margin-bottom:1.25rem;border-bottom:1px solid var(--border-neutral);padding-bottom:.5rem}.admin-table-wrapper{overflow-x:auto;margin-top:1rem}.admin-table{width:100%;border-collapse:collapse;font-size:.9rem}.admin-table th,.admin-table td{padding:.75rem;text-align:left;border-bottom:1px solid var(--border-neutral)}.admin-table th{color:var(--text-secondary);font-weight:600}.admin-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem}@media (max-width: 768px){.admin-grid{grid-template-columns:1fr}}.admin-settings-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem;gap:1rem}.admin-settings-row label{font-size:.95rem;color:var(--text-secondary)}.admin-settings-row input,.admin-settings-row select{width:120px}.video-mapping-item{display:flex;align-items:center;justify-content:space-between;padding:.5rem 0;border-bottom:1px solid rgba(255,255,255,.05);gap:1rem}.video-mapping-item span{font-size:.9rem;font-weight:500;min-width:100px}.video-mapping-item select{flex-grow:1;max-width:300px}.resume-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background-color:#000c;display:flex;align-items:center;justify-content:center;z-index:10000}.resume-box{background-color:var(--bg-surface);border:1px solid var(--border-neutral);border-radius:8px;padding:2.5rem;max-width:500px;width:90%;text-align:center;box-shadow:0 4px 25px #0009}