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10px;font-size:12px;font-weight:600;display:inline-block}.badge-easy{color:#1a7a3e;background:#d6f1df}.badge-medium{color:#956b00;background:#fff3cd}.badge-hard{color:#c62a30;background:#ffd6d9}.badge-chat{background:var(--primary-light);color:var(--primary)}.badge-quiz{color:var(--success);background:#d6f1df}.section-title{text-transform:uppercase;letter-spacing:.6px;color:var(--muted);margin-bottom:10px;font-size:12px;font-weight:700}.stat-card{background:var(--primary-light);border-radius:var(--radius-sm);text-align:center;padding:14px}.stat-value{color:var(--primary);font-size:26px;font-weight:800}.stat-label{color:var(--text-secondary);margin-top:2px;font-size:12px}.feedback-correct{color:#1a7a3e;border-radius:var(--radius);background:#d6f1df;border:1px solid #b4dfc4;padding:16px}.feedback-encourage{background:var(--primary-light);color:var(--primary);border-radius:var(--radius);border:1px solid #c2dede;padding:16px}.transcription-preview{background:var(--accent-light);border-radius:var(--radius-sm);color:var(--text-secondary);border:1px solid #e8ddd2;padding:12px 16px;font-style:italic}@keyframes rec-pulse{0%,to{opacity:1}50%{opacity:.6}}.recording{animation:1.2s ease-in-out infinite rec-pulse}@keyframes speak-wave{0%,to{opacity:.5}50%{opacity:1}}.speaking-indicator{animation:1.5s ease-in-out infinite speak-wave;display:inline-block}.session-context-bar{color:var(--accent);background:var(--accent-light);border-bottom:1px solid #e8ddd2;padding:8px 20px;font-size:13px}@keyframes fadeSlideIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.feedback-enter{animation:.3s ease-out fadeSlideIn}.pace-selected{box-shadow:0 0 0 2px var(--primary)}.avatar-img{object-fit:cover;border-radius:50%;flex-shrink:0;width:52px;height:52px}.avatar-fallback{position:absolute}.photo-upload-zone{border:2px dashed var(--border);border-radius:var(--radius);text-align:center;background:var(--card);cursor:pointer;padding:24px 16px;transition:border-color .2s,background .2s}.photo-upload-zone:hover{border-color:var(--primary);background:var(--primary-light)}.photo-thumbnail{border-radius:var(--radius-sm);object-fit:cover;border:2px solid var(--border);width:72px;height:72px}.photo-display{border-radius:var(--radius);object-fit:contain;max-width:80vw;max-height:50vh;box-shadow:var(--shadow-md)}.choice-btn{background:var(--card);border:2px solid var(--border);border-radius:var(--radius-sm);color:var(--text);cursor:pointer;min-height:60px;padding:16px 20px;font-size:17px;font-weight:600;transition:all .15s}.choice-btn:hover{border-color:var(--primary);background:var(--primary-light);color:var(--primary)}.toggle-switch{background:var(--border);cursor:pointer;border:none;border-radius:16px;align-items:center;width:52px;height:32px;min-height:32px;padding:2px;transition:background .2s;display:flex}.toggle-on{background:var(--primary)}.toggle-knob{background:#fff;border-radius:50%;width:28px;height:28px;transition:transform .2s;box-shadow:0 1px 3px #00000026}.toggle-on .toggle-knob{transform:translate(20px)}.audio-mode-bg{background:linear-gradient(160deg,#faf8f5 0%,#e8f4f4 50%,#fdf5ee 100%);flex-direction:column;justify-content:center;align-items:center;min-height:100vh;display:flex}.audio-record-btn{background:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:50%;width:120px;height:120px;min-height:120px;font-size:40px;transition:all .2s;box-shadow:0 8px 32px #3b86864d}.audio-record-btn:hover{box-shadow:0 12px 40px #3b868666}.audio-record-btn.btn-record-active{background:var(--danger);box-shadow:0 8px 32px #c4574b4d}@keyframes audio-pulse{0%,to{box-shadow:0 0 #3b868666}50%{box-shadow:0 0 0 20px #3b868600}}.audio-listening{animation:2s ease-in-out infinite audio-pulse}@keyframes audio-rings{0%{opacity:.5;transform:scale(1)}to{opacity:0;transform:scale(2.5)}}.audio-ring{border:2px solid var(--primary);pointer-events:none;border-radius:50%;width:120px;height:120px;animation:2s ease-out infinite audio-rings;position:absolute}.audio-ring:nth-child(2){animation-delay:.6s}.audio-ring:nth-child(3){animation-delay:1.2s}.album-photo-container{flex:1;justify-content:center;align-items:center;padding:20px;display:flex}.album-nav-btn{background:var(--card);border:1px solid var(--border);cursor:pointer;width:48px;height:48px;min-height:48px;box-shadow:var(--shadow-sm);border-radius:50%;justify-content:center;align-items:center;font-size:20px;display:flex}.album-nav-btn:hover{background:var(--primary-light);border-color:var(--primary)}.badge-album{color:var(--accent);background:#fdf5ee}.badge-audio{color:var(--primary);background:#e8f4f4}.stock-picker-overlay{z-index:60;background:var(--bg);flex-direction:column;display:flex;position:fixed;inset:0}.stock-grid{grid-template-columns:repeat(3,1fr);gap:12px;display:grid}.stock-thumb{aspect-ratio:1;object-fit:cover;border-radius:var(--radius-sm);cursor:pointer;border:2px solid #0000;width:100%;transition:border-color .2s,transform .15s}.stock-thumb:hover{border-color:var(--primary);transform:scale(1.03)}.stock-category-tab{background:var(--card);border:1.5px solid var(--border);color:var(--text-secondary);cursor:pointer;border-radius:20px;align-items:center;gap:4px;min-height:36px;padding:8px 14px;font-size:14px;font-weight:600;transition:all .15s;display:inline-flex}.stock-category-tab:hover{border-color:var(--primary);color:var(--primary)}.stock-category-tab.active{background:var(--primary-light);color:var(--primary);border-color:var(--primary)}.companion-wrapper{flex-direction:column;align-items:center;display:inline-flex;position:relative}.companion-face{will-change:transform;transition:transform .3s}.companion-small{width:40px;height:40px}.companion-medium{width:64px;height:64px}.companion-large{width:120px;height:120px}@keyframes companion-breathe{0%,to{transform:scale(1)}50%{transform:scale(1.04)}}.companion-breathe{animation:3s ease-in-out infinite companion-breathe}@keyframes companion-mouth-speak{0%,to{d:path("M 42 64 Q 50 68 58 64")}50%{d:path("M 42 64 Q 50 74 58 64")}}.companion-mouth-speak{animation:.6s ease-in-out infinite companion-mouth-speak}.companion-bubble{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--primary);white-space:nowrap;box-shadow:var(--shadow-sm);z-index:1;padding:6px 12px;font-size:12px;font-weight:600;position:absolute;bottom:-8px;left:50%;transform:translate(-50%)translateY(100%)}.exp-panel{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:#e0e0e4;border-radius:var(--radius-sm);background:#1e1e23eb;max-height:50vh;padding:12px;font-size:11px;line-height:1.4;overflow-y:auto;box-shadow:0 4px 20px #0000004d}.exp-header{justify-content:space-between;align-items:center;margin-bottom:8px;display:flex}.exp-badge{color:#7cc;background:#3b86864d;border-radius:10px;padding:2px 8px;font-size:10px;font-weight:600}.exp-grid{grid-template-columns:repeat(4,1fr);gap:6px;margin-bottom:8px;display:grid}.exp-metric{text-align:center;background:#ffffff0d;border-radius:8px;padding:6px 4px}.exp-metric-value{color:#e0e0e4;font-size:16px;font-weight:800}.exp-metric-label{color:#888;text-transform:uppercase;letter-spacing:.4px;margin-top:2px;font-size:9px}.exp-tag{color:#aaa;background:#ffffff14;border-radius:8px;padding:2px 8px;font-size:10px;font-weight:600;display:inline-block}.exp-tag-ok{color:#6dc;background:#4a8c6f40}.exp-tag-warn{color:#eb6;background:#b8923e40}.exp-tag-danger{color:#f88;background:#c4574b40}.exp-recent{margin-top:4px}.exp-response{border-bottom:1px solid #ffffff0d;align-items:center;gap:6px;padding:3px 0;font-size:11px;display:flex}.exp-response-indicator{border-radius:50%;flex-shrink:0;width:6px;height:6px}.bg-green{background:#4a8c6f}.bg-amber{background:#b8923e}.bg-gray{background:#666}.text-green{color:#6dc}.text-amber{color:#eb6}.text-red{color:#f88}.exp-toggle-btn{z-index:70;color:#aaa;cursor:pointer;background:#1e1e23d9;border:1px solid #ffffff1a;border-radius:8px;justify-content:center;align-items:center;width:32px;height:32px;min-height:32px;font-size:14px;transition:all .15s;display:flex;position:fixed;top:8px;left:8px}.exp-toggle-btn:hover{color:#ddd;background:#1e1e23f2}.exp-panel-wrapper{z-index:70;width:280px;max-width:calc(100vw - 16px);position:fixed;top:44px;left:8px}@property --tw-scale-x{syntax:"*";inherits:false;initial-value:1}@property --tw-scale-y{syntax:"*";inherits:false;initial-value:1}@property --tw-scale-z{syntax:"*";inherits:false;initial-value:1}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-space-y-reverse{syntax:"*";inherits:false;initial-value:0}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-leading{syntax:"*";inherits:false}@property --tw-font-weight{syntax:"*";inherits:false}@property --tw-tracking{syntax:"*";inherits:false}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}