:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;min-width:320px;min-height:100vh;min-height:100dvh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}:root{--bg: #0f0f0f;--surface: #1a1a1a;--surface2: #242424;--border: #333;--text: #e8e8e8;--text-muted: #888;--accent: #e8a838;--accent-dim: #e8a83822;--green: #4ade80;--red: #f87171;--radius: 12px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg);color:var(--text);font-feature-settings:"cv02","cv03","cv04","cv11";letter-spacing:-.01em}.app{display:flex;min-height:100vh}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg);padding:20px}.login-card{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:48px 40px;width:100%;max-width:360px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:12px}.login-emoji{font-size:52px;line-height:1}.login-title{font-size:2rem;font-weight:700;color:var(--text)}.login-subtitle{font-size:.95rem;color:var(--text-muted);margin-bottom:8px}.login-google-btn{margin-top:8px}.login-loading{color:var(--text-muted);font-size:14px;padding:12px 0}.login-error{font-size:13px;color:var(--red);margin-top:4px;max-width:280px}.sidebar{width:220px;background:#080810;border-right:1px solid #161620;display:flex;flex-direction:column;padding:0;flex-shrink:0;overflow-y:auto}.sidebar-sofia{display:flex;flex-direction:column;align-items:center;background:radial-gradient(ellipse at 50% 80%,#1a0838,#0a0010 70%);border-bottom:1px solid #1e1030;cursor:pointer;transition:background .2s;padding-bottom:12px;flex-shrink:0}.sidebar-sofia:hover{background:radial-gradient(ellipse at 50% 80%,#200a48,#0e0018 70%)}.sidebar-sofia-character{width:160px;height:200px;overflow:hidden}.sidebar-sofia-character .sofia-avatar-wrap{width:160px!important;height:200px!important}.sidebar-sofia-label{display:flex;flex-direction:column;align-items:center;gap:2px}.sidebar-sofia-name{font-size:15px;font-weight:700;color:#e8d8ff;letter-spacing:-.02em}.sidebar-sofia-status{font-size:10px;color:#4ade80;font-weight:500;letter-spacing:.02em}.sidebar-section{padding:16px 8px 8px;display:flex;flex-direction:column;gap:2px}.sidebar-label{font-size:10px;font-weight:600;color:#444;letter-spacing:.08em;padding:0 8px;margin-bottom:4px;display:block}.sidebar-bottom{margin-top:auto;padding:8px;border-top:1px solid #1e1e1e}.sidebar button{width:100%;text-align:left;padding:8px 10px;background:none;border:none;border-radius:8px;color:#888;font-size:13px;font-weight:500;cursor:pointer;display:flex;align-items:center;gap:8px;transition:background .15s,color .15s}.sidebar button:hover{background:#1a1a1a;color:var(--text)}.sidebar button.active{background:var(--accent-dim);color:var(--accent);font-weight:600}.nav-icon{font-size:15px;flex-shrink:0}.content{flex:1;overflow-y:auto;min-height:100vh}.dashboard-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.dashboard-header h1{font-size:24px;margin-bottom:0}.header-level{font-size:13px;font-weight:800;color:var(--accent);background:var(--accent-dim);padding:2px 8px;border-radius:4px}.header-vocab{font-size:13px;color:var(--text-muted)}.action-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:20px}.action-card{display:flex;align-items:center;gap:12px;padding:16px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);cursor:pointer;transition:all .15s}.action-card:hover{border-color:var(--accent);transform:translateY(-1px)}.action-card.primary{border-color:var(--accent);background:var(--accent-dim)}.action-card.primary:hover{background:#e8a83833}.ac-icon{width:40px;height:40px;display:flex;align-items:center;justify-content:center;font-size:20px;background:var(--surface2);border-radius:10px;flex-shrink:0}.action-card.primary .ac-icon{background:var(--accent);color:#000}.ac-text h3{font-size:15px;font-weight:600;margin-bottom:2px}.ac-text p{font-size:12px;color:var(--text-muted);margin:0}.action-card.primary .ac-text p{color:var(--text)}.level-skills-section{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px;margin-bottom:16px}.level-compact{margin-bottom:14px}.lc-header{display:flex;align-items:center;gap:8px;margin-bottom:8px}.lc-level{font-size:18px;font-weight:800;color:var(--accent)}.lc-label{font-size:14px;color:var(--text)}.lc-next{font-size:12px;color:var(--text-muted);margin-left:auto}.level-badge{display:inline-block;background:var(--accent-dim);color:var(--accent);padding:4px 12px;border-radius:20px;font-size:13px;font-weight:600;margin-bottom:24px}.stats-row{display:flex;gap:16px;margin-bottom:24px;padding:16px 0;border-bottom:1px solid var(--border)}.stat{text-align:center;flex:1}.stat-number{display:block;font-size:24px;font-weight:700}.stat-label{font-size:11px;color:var(--text-muted);text-transform:uppercase}.practice-btn{width:100%;padding:16px;background:var(--accent);color:var(--bg);border:none;border-radius:var(--radius);font-size:16px;font-weight:700;cursor:pointer;margin-bottom:32px;transition:opacity .15s}.practice-btn:hover{opacity:.9}.practice-btn:disabled{opacity:.5;cursor:not-allowed}.back-btn{background:var(--surface2);color:var(--text-muted);border:1px solid var(--border);padding:8px 16px;border-radius:8px;cursor:pointer;font-size:13px}.weak-topics h2,.recent-sessions h2,.page-header h1{font-size:18px;margin-bottom:12px}.topic-list{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:32px}.topic-chip{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:8px 14px;font-size:13px;display:flex;gap:8px;align-items:center}.confidence{color:var(--accent);font-size:11px}.session-row{display:flex;justify-content:space-between;padding:12px;background:var(--surface);border:1px solid var(--border);border-radius:8px;margin-bottom:6px;font-size:13px}.practice{max-width:600px}.greeting{font-style:italic;color:var(--accent);margin-bottom:20px;font-size:15px}.progress{color:var(--text-muted);font-size:13px;margin-bottom:12px}.exercise-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px}.exercise-type{display:inline-block;background:var(--surface2);color:var(--text-muted);padding:3px 10px;border-radius:6px;font-size:11px;text-transform:uppercase;margin-bottom:12px}.exercise-prompt{font-size:18px;margin-bottom:8px;line-height:1.5}.hint{color:var(--text-muted);font-size:13px;margin-bottom:16px}.answer-area{display:flex;gap:8px}.answer-area input{flex:1;padding:12px;background:var(--surface2);border:1px solid var(--border);border-radius:8px;color:var(--text);font-size:15px;outline:none}.answer-area input:focus{border-color:var(--accent)}.answer-area button{padding:12px 24px;background:var(--accent);color:var(--bg);border:none;border-radius:8px;font-weight:600;cursor:pointer}.feedback{margin-top:16px;padding:16px;border-radius:8px}.feedback.correct{background:#4ade8015;border:1px solid #4ade8033}.feedback.incorrect{background:#f8717115;border:1px solid #f8717133}.feedback-icon{font-weight:700;margin-bottom:4px}.feedback.correct .feedback-icon{color:var(--green)}.feedback.incorrect .feedback-icon{color:var(--red)}.corrected{margin-top:8px;color:var(--text-muted)}.feedback button{margin-top:12px;padding:10px 20px;background:var(--surface2);color:var(--text);border:1px solid var(--border);border-radius:8px;cursor:pointer}.results-summary{margin:24px 0}.score{font-size:36px;font-weight:700;color:var(--accent);margin-bottom:16px}.new-words{background:var(--surface);padding:16px;border-radius:var(--radius)}.new-words h3{font-size:14px;margin-bottom:8px}.word-row{padding:6px 0;font-size:14px}.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.add-word-form{display:flex;gap:8px;margin-bottom:20px}.add-word-form input{flex:1;padding:10px;background:var(--surface2);border:1px solid var(--border);border-radius:8px;color:var(--text);font-size:13px;outline:none}.add-word-form input:focus{border-color:var(--accent)}.add-word-form button{padding:10px 20px;background:var(--accent);color:var(--bg);border:none;border-radius:8px;font-weight:600;cursor:pointer}.vocab-table{font-size:13px}.vocab-header{display:grid;grid-template-columns:2fr 2fr 1fr 1.5fr .5fr;padding:8px 12px;color:var(--text-muted);font-weight:600;border-bottom:1px solid var(--border)}.vocab-row{display:grid;grid-template-columns:2fr 2fr 1fr 1.5fr .5fr;padding:10px 12px;border-bottom:1px solid var(--border);align-items:center}.empty{color:var(--text-muted);padding:20px;text-align:center}.loading,.error{padding:40px;text-align:center;color:var(--text-muted)}.knowledge-section{margin-bottom:32px}.knowledge-section h2{font-size:18px;margin-bottom:12px}.knowledge-grid{display:flex;gap:20px;flex-wrap:wrap}.knowledge-category{flex:1;min-width:200px}.knowledge-category h3{font-size:13px;color:var(--text-muted);text-transform:uppercase;margin-bottom:8px}.knowledge-items{display:flex;flex-wrap:wrap;gap:6px}.knowledge-dot{padding:4px 10px;border-radius:6px;font-size:11px;color:var(--bg);font-weight:600}.dot-label{white-space:nowrap}.knowledge-legend{display:flex;gap:16px;margin-top:12px;font-size:12px;color:var(--text-muted)}.legend-item{display:flex;align-items:center;gap:4px}.legend-dot{width:10px;height:10px;border-radius:3px}.block-header{margin-bottom:16px}.block-tabs{display:flex;gap:4px;margin-bottom:8px}.block-tab{padding:6px 14px;border-radius:6px;font-size:12px;background:var(--surface2);color:var(--text-muted)}.block-tab.active{background:var(--accent-dim);color:var(--accent);font-weight:600}.block-tab.done{background:#4ade8020;color:var(--green)}.block-progress{font-size:13px;color:var(--text-muted)}.block-name{font-weight:600;font-size:16px;margin-right:8px}.block-desc{color:var(--text-muted);font-size:13px}.block-preview{margin:20px 0}.block-preview-item{display:flex;align-items:center;gap:12px;padding:12px;background:var(--surface);border:1px solid var(--border);border-radius:8px;margin-bottom:6px;font-size:14px}.block-number{width:28px;height:28px;background:var(--accent-dim);color:var(--accent);border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px}.block-time{margin-left:auto;color:var(--text-muted);font-size:12px}.new-word-card{text-align:center}.new-word-main{margin-bottom:16px}.new-word-es{display:block;font-size:28px;font-weight:700;color:var(--accent);margin-bottom:4px}.new-word-en{display:block;font-size:16px;color:var(--text-muted)}.new-word-example{background:var(--surface2);padding:12px;border-radius:8px;margin-bottom:12px;text-align:left}.memory-tip{font-size:13px;color:var(--text-muted);font-style:italic;margin-bottom:16px}.quiz-intro{font-size:13px;color:var(--accent);margin-bottom:8px;min-height:18px}.explanation{font-size:13px;color:var(--text-muted);margin-top:8px}.diagnostic-btn{background:var(--surface2);color:var(--text);border:1px solid var(--border);margin-bottom:8px}.diagnostic-results{margin:20px 0}.diagnostic-result{display:flex;justify-content:space-between;align-items:center;padding:10px 14px;border-radius:8px;margin-bottom:6px;font-size:14px}.diagnostic-result.strong{background:#4ade8015;border:1px solid #4ade8033}.diagnostic-result.shaky{background:#facc1515;border:1px solid #facc1533}.diagnostic-result.gap{background:#f8717115;border:1px solid #f8717133}.status-badge{font-weight:600;font-size:12px;text-transform:uppercase}.diagnostic-result.strong .status-badge{color:var(--green)}.diagnostic-result.shaky .status-badge{color:#facc15}.diagnostic-result.gap .status-badge{color:var(--red)}.filter-bar{display:flex;gap:6px;margin-bottom:16px}.filter-btn{padding:6px 14px;border:1px solid var(--border);background:var(--surface);color:var(--text-muted);border-radius:6px;font-size:12px;cursor:pointer;text-transform:capitalize}.filter-btn.active{background:var(--accent-dim);color:var(--accent);border-color:var(--accent)}.vocab-group{margin-bottom:20px}.vocab-group-title{font-size:13px;color:var(--text-muted);text-transform:uppercase;margin-bottom:6px;padding-left:4px}.vocab-row{display:grid;grid-template-columns:2fr 2fr 1fr 1fr;padding:8px 12px;border-bottom:1px solid var(--border);align-items:center;font-size:13px}.vocab-row .spanish{font-weight:600;color:var(--accent)}.vocab-row .english{color:var(--text)}.vocab-row .category{color:var(--text-muted);font-size:12px}.srs-info{text-align:right}.unseen-badge{background:var(--accent-dim);color:var(--accent);padding:2px 8px;border-radius:4px;font-size:11px}.interval{color:var(--text-muted);font-size:12px}.stat-number.accent{color:var(--accent)}.results-summary{margin:24px 0;text-align:center}.score{font-size:48px;font-weight:700;color:var(--accent)}.score-label{color:var(--text-muted);font-size:14px;margin-bottom:16px}.results-breakdown{display:flex;gap:20px;justify-content:center;color:var(--text-muted);font-size:14px}.session-cards{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:32px}.session-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;cursor:pointer;transition:all .15s}.session-card:hover,.session-card.ready{border-color:var(--accent)}.session-card.dimmed{opacity:.5;cursor:default}.session-card.dimmed:hover{border-color:var(--border)}.session-card h3{font-size:15px;margin-bottom:4px}.session-card .card-desc{font-size:12px;color:var(--text-muted);margin-bottom:8px}.session-card .card-status{font-size:12px;color:var(--accent);font-weight:600}.session-card .card-status.muted{color:var(--text-muted);font-weight:400}.micro-session{max-width:600px}.micro-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.micro-type{background:var(--accent-dim);color:var(--accent);padding:4px 12px;border-radius:6px;font-size:12px;font-weight:600;text-transform:uppercase}.micro-progress{color:var(--text-muted);font-size:13px}.accent-note{margin-top:8px;padding:8px 12px;background:var(--surface2);border-radius:6px;font-size:13px;color:var(--accent)}.scenario-label{color:var(--text-muted);font-size:14px;margin-bottom:16px}.situation{font-size:14px;color:var(--text-muted);margin-bottom:12px;font-style:italic}.key-vocab{font-size:13px;color:var(--text-muted);margin-bottom:12px}.example-response{margin-top:8px;font-size:13px;color:var(--text-muted)}.done-summary{color:var(--text-muted);margin:16px 0 24px;font-size:15px}.empty-msg{color:var(--text-muted);padding:40px;text-align:center}.word-actions{display:flex;gap:10px;margin-top:16px}.know-btn,.new-btn{flex:1;padding:14px;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;transition:all .15s}.know-btn{background:var(--surface2);color:var(--text-muted);border:1px solid var(--border)}.know-btn:hover{border-color:var(--green);color:var(--green)}.new-btn{background:var(--accent);color:var(--bg);border:none}.new-btn:hover{opacity:.9}.sidebar .logo{cursor:pointer}.accent-toolbar{display:flex;gap:4px;margin-bottom:8px;flex-wrap:wrap}.accent-btn{width:36px;height:32px;background:var(--surface2);border:1px solid var(--border);border-radius:6px;color:var(--text);font-size:16px;cursor:pointer;transition:all .1s}.accent-btn:hover{border-color:var(--accent);color:var(--accent)}.audio-btn{background:none;border:none;color:var(--accent);font-size:14px;cursor:pointer;padding:2px 6px;vertical-align:middle}.audio-btn:hover{opacity:.7}.level-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:20px}.level-current{display:flex;align-items:center;gap:16px;margin-bottom:16px}.level-id{font-size:28px;font-weight:800;color:var(--accent);background:var(--accent-dim);width:64px;height:64px;border-radius:16px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.level-info{display:flex;flex-direction:column;gap:2px}.level-label{font-size:18px;font-weight:700;color:var(--text)}.level-desc{font-size:13px;color:var(--text-muted)}.level-progress-section{margin-bottom:16px}.level-progress-header{display:flex;justify-content:space-between;margin-bottom:6px;font-size:13px}.level-progress-text{color:var(--text);font-weight:600}.level-progress-next{color:var(--text-muted)}.level-bar{height:10px;background:var(--surface2);border-radius:5px;overflow:hidden}.level-fill{height:100%;background:linear-gradient(90deg,var(--accent),#4ade80);border-radius:5px;transition:width .5s ease}.level-words-needed{margin-top:6px;font-size:12px;color:var(--text-muted);text-align:right}.level-roadmap{display:flex;justify-content:space-between;align-items:flex-start;position:relative;padding-top:8px}.roadmap-line{position:absolute;top:20px;left:24px;right:24px;height:3px;background:var(--surface2);z-index:0}.roadmap-step{display:flex;flex-direction:column;align-items:center;gap:4px;z-index:1;min-width:48px}.roadmap-dot{width:14px;height:14px;border-radius:50%;background:var(--surface2);border:2px solid var(--border);transition:all .3s}.roadmap-step.completed .roadmap-dot{background:var(--green);border-color:var(--green)}.roadmap-step.current .roadmap-dot{background:var(--accent);border-color:var(--accent);box-shadow:0 0 8px var(--accent-dim);width:18px;height:18px}.roadmap-label{font-size:12px;font-weight:700;color:var(--text-muted)}.roadmap-step.current .roadmap-label{color:var(--accent)}.roadmap-step.completed .roadmap-label{color:var(--green)}.roadmap-words{font-size:10px;color:var(--text-muted);opacity:.6}.mastery-goal{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:10px 16px;margin-bottom:20px;font-size:14px;color:var(--accent)}.goal-icon{margin-right:6px}.header-right{display:flex;gap:8px;align-items:center}.streak-badge,.freeze-badge{font-size:12px;padding:3px 10px;border-radius:12px;font-weight:600}.streak-badge{background:#f97316;color:#fff}.freeze-badge{background:var(--surface2);color:var(--text-muted)}.session-chain{margin-top:24px;text-align:center}.session-chain p{color:var(--text-muted);margin-bottom:12px;font-size:14px}.chain-buttons{display:flex;gap:8px;justify-content:center;flex-wrap:wrap}.chain-buttons .practice-btn{font-size:13px;padding:10px 20px}.chain-buttons .back-btn{font-size:13px;padding:10px 20px;background:var(--surface2);border:1px solid var(--border);color:var(--text-muted);border-radius:8px;cursor:pointer}.exercise-meta{display:flex;gap:8px;align-items:center;margin-bottom:8px}.productive-badge{font-size:11px;padding:2px 8px;border-radius:4px;background:#7c3aed;color:#fff;font-weight:600;text-transform:uppercase}.reading-title{font-size:18px;margin-bottom:12px}.reading-passage{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;font-size:16px;line-height:1.8;margin-bottom:16px}.reading-passage-small{background:var(--surface);border:1px solid var(--border);border-radius:6px;padding:12px;font-size:13px;line-height:1.6;margin-bottom:16px;color:var(--text-muted)}.reading-translation{background:var(--surface2);padding:12px;border-radius:6px;font-size:14px;color:var(--text-muted);font-style:italic;margin-bottom:12px}.target-word{padding:6px 0;font-size:14px}.reading-actions{display:flex;gap:8px;margin-top:12px}.skip-btn{background:var(--surface2);border:1px solid var(--border);color:var(--text-muted);padding:10px 20px;border-radius:8px;cursor:pointer;font-size:14px}.skip-btn:hover{border-color:var(--text-muted)}.onboarding-prompt{text-align:center;padding:40px 0}.onboarding-prompt h2{margin-bottom:12px}.onboarding-prompt p{color:var(--text-muted);margin-bottom:24px;max-width:400px;margin-left:auto;margin-right:auto}.onboarding-card{text-align:center}.sort-tally{display:flex;justify-content:center;gap:20px;margin-top:12px;font-size:13px;color:var(--text-muted)}.tally-known{color:#4ade80}.tally-new{color:var(--accent)}.verify-note{color:var(--text-muted);font-size:13px;margin-bottom:12px}.score{font-size:48px;font-weight:700;text-align:center;margin:20px 0;color:var(--accent)}.recommendations{margin-bottom:16px}.rec-top{display:flex;align-items:center;gap:10px;background:var(--surface);border:1px solid var(--accent-dim);border-left:3px solid var(--accent);border-radius:var(--radius);padding:12px 16px;cursor:pointer;transition:border-color .2s}.rec-top:hover{border-color:var(--accent)}.rec-urgency{font-weight:800;font-size:18px;color:var(--accent);min-width:16px}.rec-urgency.high{color:var(--red)}.rec-urgency.medium{color:var(--accent)}.rec-text{flex:1;font-size:14px}.rec-go{color:var(--accent);font-weight:600;font-size:13px;white-space:nowrap}.goals-row{display:flex;gap:8px;margin-bottom:16px;flex-wrap:wrap}.goal-chip{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:4px 12px;font-size:12px;display:flex;gap:6px;align-items:center}.goal-chip.done{border-color:var(--green)}.goal-chip.done .goal-progress{color:var(--green)}.goal-label{color:var(--text-muted)}.goal-progress{font-weight:600}.link-btn{background:none;border:none;color:var(--accent);font-size:13px;cursor:pointer;padding:0;margin-top:12px}.link-btn:hover{text-decoration:underline}.stats-row.compact{margin-bottom:16px}.skill-cards-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:10px}.skill-card-dash{background:var(--surface2);border-radius:var(--radius);padding:10px 12px;display:flex;flex-direction:column;gap:6px}.scd-top{display:flex;justify-content:space-between;align-items:center}.scd-name{font-size:13px;font-weight:500;text-transform:capitalize}.scd-level{font-size:13px;font-weight:800;padding:2px 8px;border-radius:4px;border:1.5px solid;letter-spacing:.5px}.scd-bar{height:6px;background:var(--surface2);border-radius:3px;overflow:hidden}.scd-bar-fill{height:100%;border-radius:3px;transition:width .5s ease}.scd-hint{font-size:10px;color:var(--text-muted);text-align:right}.at-risk-section{margin-bottom:24px}.at-risk-chips{display:flex;gap:6px;flex-wrap:wrap;margin:8px 0 12px}.risk-chip{background:var(--surface);border:1px solid var(--red);border-radius:6px;padding:4px 10px;font-size:13px;color:var(--text)}.risk-pct{color:var(--red);font-size:11px;margin-left:4px}.practice-btn.small{font-size:12px;padding:6px 14px}.dashboard{padding:0;display:flex;flex-direction:column;min-height:100vh}.dash-hero{display:flex;align-items:center;gap:0;background:linear-gradient(135deg,#0e0020,#0a0010 60%,#0f0518);border-bottom:1px solid rgba(232,168,56,.1);min-height:320px;padding:0 40px 0 0;overflow:hidden}.dash-sofia-wrap{width:260px;flex-shrink:0;height:320px;display:flex;align-items:flex-end;justify-content:center;background:radial-gradient(ellipse at 50% 100%,#1a0838 0%,transparent 70%)}.dash-hero-content{flex:1;display:flex;flex-direction:column;gap:12px;padding:40px 0}.dash-greeting{font-size:30px;font-weight:800;color:#fff;letter-spacing:-.03em;line-height:1.1;margin:0}.dash-subtitle{font-size:15px;color:#a0a0b0;margin:0;line-height:1.5;max-width:460px}.dash-cta{display:inline-flex;align-items:center;gap:8px;background:var(--accent);color:#000;font-size:15px;font-weight:700;padding:12px 24px;border-radius:12px;border:none;cursor:pointer;transition:opacity .15s,transform .1s;width:fit-content;margin-top:4px;letter-spacing:-.01em}.dash-cta:hover{opacity:.9;transform:translateY(-1px)}.dash-cta:active{transform:translateY(0)}.dash-quick-actions{display:flex;gap:8px;flex-wrap:wrap}.dash-chip{display:inline-flex;align-items:center;gap:6px;background:#ffffff0f;border:1px solid rgba(255,255,255,.1);color:#ccc;font-size:12px;font-weight:500;padding:6px 12px;border-radius:20px;cursor:pointer;transition:background .15s,color .15s}.dash-chip:hover{background:#ffffff1f;color:#fff}.dash-chip.urgent{border-color:#e8a83866;color:var(--accent);background:#e8a83814}.dash-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;padding:24px 32px}@media(max-width:900px){.dash-hero{flex-direction:column;padding:0 20px 24px;min-height:auto}.dash-sofia-wrap{width:160px;height:200px}.dash-greeting{font-size:22px}.dash-stats{grid-template-columns:1fr;padding:16px}}.dash-section{display:flex;flex-direction:column;gap:12px}.dash-section-title{font-size:11px;font-weight:600;color:#555;letter-spacing:.08em;text-transform:uppercase;margin:0}.conversation-card{border-color:var(--accent)!important;background:var(--accent-dim)!important}.conversation-page{display:flex;flex-direction:column;height:calc(100vh - 20px);max-width:700px;margin:0 auto}.conv-header{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid var(--border);flex-shrink:0}.end-conv-btn{background:var(--surface);border:1px solid var(--border);color:var(--text);border-radius:var(--radius);padding:8px 16px;cursor:pointer;font-size:13px}.end-conv-btn:hover{border-color:var(--accent)}.chat-messages{flex:1;overflow-y:auto;padding:16px 0;display:flex;flex-direction:column;gap:12px}.chat-msg{display:flex}.chat-msg.assistant{justify-content:flex-start}.chat-msg.user{justify-content:flex-end}.msg-bubble{max-width:80%;padding:10px 14px;border-radius:16px;font-size:14px;line-height:1.5}.chat-msg.assistant .msg-bubble{background:var(--surface);border:1px solid var(--border);border-bottom-left-radius:4px}.chat-msg.user .msg-bubble{background:var(--accent);color:var(--bg);border-bottom-right-radius:4px}.msg-bubble.typing{color:var(--text-muted);font-style:italic}.msg-corrections{margin-top:8px;padding-top:8px;border-top:1px solid var(--border)}.correction-item{display:flex;flex-wrap:wrap;gap:6px;align-items:center;font-size:12px;margin-bottom:4px}.correction-wrong{color:var(--red);text-decoration:line-through}.correction-arrow{color:var(--text-muted)}.correction-right{color:var(--green);font-weight:600}.correction-why{color:var(--text-muted);font-size:11px;width:100%}.msg-vocab{margin-top:6px;display:flex;gap:6px;flex-wrap:wrap}.vocab-chip{background:var(--accent-dim);border-radius:4px;padding:2px 8px;font-size:11px;color:var(--accent)}.chat-input-area{flex-shrink:0;border-top:1px solid var(--border);padding:12px 0}.chat-input-row{display:flex;gap:8px}.chat-input-row input{flex:1;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:10px 14px;color:var(--text);font-size:14px}.chat-input-row input:focus{border-color:var(--accent);outline:none}.chat-input-row button{background:var(--accent);border:none;color:var(--bg);border-radius:var(--radius);padding:10px 20px;font-weight:600;cursor:pointer}.chat-input-row button:disabled{opacity:.5}.scenario-title{text-align:center;margin-bottom:20px}.scenario-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;margin-bottom:20px}.scenario-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px;cursor:pointer;transition:border-color .2s}.scenario-card:hover{border-color:var(--accent)}.scenario-card h3{font-size:15px;margin-bottom:6px}.scenario-card p{font-size:13px;color:var(--text-muted);margin-bottom:8px}.scenario-diff{font-size:11px;background:var(--accent-dim);color:var(--accent);padding:2px 8px;border-radius:4px}.conv-summary{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin:16px 0}.summary-text{font-size:15px;margin-bottom:16px}.summary-stats{display:flex;gap:16px;margin-bottom:16px;font-size:14px;color:var(--text-muted)}.summary-section{margin-bottom:12px}.summary-section h3{font-size:14px;color:var(--accent);margin-bottom:6px}.summary-section ul{padding-left:20px;font-size:13px;color:var(--text-muted)}.summary-section li{margin-bottom:4px}.challenge-result{text-align:center;margin:20px 0}.challenge-time{font-size:18px;color:var(--text-muted)}.perfect{color:var(--green);font-weight:600;font-size:16px;margin-top:8px}.difficulty-badge{background:var(--accent-dim);color:var(--accent);font-size:11px;padding:2px 8px;border-radius:4px}.challenge-review{margin:16px 0}.challenge-review-item{display:flex;flex-direction:column;gap:4px;padding:10px;border-left:3px solid var(--border);margin-bottom:8px;font-size:13px}.challenge-review-item.correct{border-color:var(--green)}.challenge-review-item.incorrect{border-color:var(--red)}.review-q{color:var(--text-muted)}.review-a{font-weight:600}.review-correction{color:var(--green);font-size:12px}.insights-page{max-width:700px;margin:0 auto}.insights-header{margin-bottom:24px}.insights-header h1{margin-bottom:12px}.insights-tabs{display:flex;gap:4px}.insights-tabs button{background:var(--surface);border:1px solid var(--border);color:var(--text-muted);border-radius:8px;padding:8px 16px;font-size:13px;cursor:pointer}.insights-tabs button.active{background:var(--accent-dim);border-color:var(--accent);color:var(--accent)}.insights-content{display:flex;flex-direction:column;gap:20px}.insight-section{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.insight-section h2{font-size:16px;margin-bottom:12px}.section-desc{font-size:13px;color:var(--text-muted);margin-bottom:12px}.skill-radar{display:flex;flex-direction:column;gap:10px}.skill-bar-row{display:flex;align-items:center;gap:10px}.skill-name{width:80px;font-size:13px;text-transform:capitalize;color:var(--text-muted)}.skill-bar-track{flex:1;height:8px;background:var(--surface2);border-radius:4px;overflow:hidden}.skill-bar-fill{height:100%;border-radius:4px;transition:width .5s}.skill-level{font-size:12px;font-weight:700;width:24px}.weekly-stats{display:flex;gap:12px;flex-wrap:wrap}.weekly-stat{text-align:center;min-width:60px}.ws-num{display:block;font-size:24px;font-weight:700;color:var(--accent)}.weekly-stat span:last-child{font-size:11px;color:var(--text-muted)}.pattern-list{display:flex;flex-direction:column;gap:6px}.pattern-item{display:flex;align-items:center;gap:8px;font-size:13px;position:relative;padding:6px 8px;background:var(--surface2);border-radius:6px}.pattern-bar{position:absolute;left:0;top:0;bottom:0;opacity:.15;border-radius:6px}.pattern-cat{font-weight:600;min-width:70px;z-index:1}.pattern-detail{flex:1;color:var(--text-muted);z-index:1}.pattern-count{font-weight:600;color:var(--accent);z-index:1}.at-risk-list{display:flex;flex-direction:column;gap:8px;margin-bottom:12px}.at-risk-word{display:flex;align-items:center;gap:10px;font-size:13px}.arw-spanish{font-weight:600;min-width:80px}.arw-english{flex:1;color:var(--text-muted)}.arw-bar{width:60px;height:4px;background:var(--surface2);border-radius:2px;overflow:hidden}.arw-fill{height:100%;background:var(--red);border-radius:2px}.arw-pct{font-size:11px;color:var(--red);width:30px;text-align:right}.mistake-list{display:flex;flex-direction:column;gap:12px}.mistake-item{border:1px solid var(--border);border-radius:8px;padding:12px}.mistake-header{display:flex;justify-content:space-between;margin-bottom:6px}.mistake-type{font-size:12px;font-weight:600;text-transform:uppercase}.mistake-date{font-size:11px;color:var(--text-muted)}.mistake-context{font-size:12px;color:var(--text-muted);margin-bottom:6px}.mistake-comparison{display:flex;gap:8px;align-items:center;font-size:13px}.mistake-yours{color:var(--red);text-decoration:line-through}.mistake-arrow{color:var(--text-muted)}.mistake-correct{color:var(--green);font-weight:600}.mistake-explanation{font-size:12px;color:var(--text-muted);margin-top:6px;font-style:italic}.strength-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:8px}.strength-card{background:var(--surface2);border:1px solid;border-radius:8px;padding:10px}.sc-spanish{display:block;font-weight:600;font-size:14px}.sc-english{display:block;font-size:12px;color:var(--text-muted);margin-bottom:6px}.sc-bar{height:4px;background:var(--bg);border-radius:2px;overflow:hidden;margin-bottom:4px}.sc-fill{height:100%;border-radius:2px}.sc-meta{display:flex;justify-content:space-between;font-size:10px;color:var(--text-muted)}.prior-learning-prompt{background:var(--accent-dim);border:1px solid var(--accent);border-radius:var(--radius);padding:12px 16px;font-size:13px;color:var(--accent);cursor:pointer;text-align:center;margin-bottom:16px;transition:background .2s}.prior-learning-prompt:hover{background:#e8a83833}.profile-page{max-width:700px;margin:0 auto;padding:20px}.profile-header{margin-bottom:24px}.profile-header h1{font-size:24px;margin-bottom:8px}.profile-subtitle{color:var(--text-muted);font-size:14px;line-height:1.5}.level-overview{background:var(--surface);border-radius:var(--radius);padding:20px;margin-bottom:28px}.level-summary-row{display:flex;gap:24px;margin-bottom:20px;padding-bottom:16px;border-bottom:1px solid var(--border)}.prior-stat{text-align:center;flex:1}.ps-number{display:block;font-size:28px;font-weight:700}.ps-number.accent{color:var(--accent)}.ps-label{font-size:12px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px}.skills-heading{font-size:14px;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);margin-bottom:14px}.skills-grid{display:flex;flex-direction:column;gap:10px;margin-bottom:12px}.skill-row{display:flex;align-items:center;gap:12px}.skill-label{width:120px;display:flex;align-items:center;justify-content:space-between;flex-shrink:0}.skill-name{font-size:14px;font-weight:500}.skill-level{font-size:11px;font-weight:700;padding:1px 6px;border-radius:4px;letter-spacing:.5px}.skill-level.level-a1{color:#f87171;background:#f8717126}.skill-level.level-a2{color:#fb923c;background:#fb923c26}.skill-level.level-b1{color:#facc15;background:#facc1526}.skill-level.level-b2{color:#4ade80;background:#4ade8026}.skill-level.level-c1{color:#60a5fa;background:#60a5fa26}.skill-bar-wrapper{flex:1;display:flex;align-items:center;gap:10px}.skill-bar{flex:1;height:8px;background:var(--surface2);border-radius:4px;overflow:hidden}.skill-bar-fill{height:100%;border-radius:4px;background:linear-gradient(90deg,var(--accent),var(--green));transition:width .4s ease}.skill-progress-text{font-size:11px;color:var(--text-muted);white-space:nowrap;min-width:80px}.level-scale{display:flex;justify-content:space-between;padding:10px 120px 0;border-top:1px solid var(--border)}.level-tick{font-size:11px;color:var(--text-muted);font-weight:600;letter-spacing:.5px}.resource-category{margin-bottom:24px}.resource-category h2{font-size:16px;color:var(--text-muted);margin-bottom:4px;text-transform:uppercase;letter-spacing:.5px}.cat-desc{font-size:13px;color:var(--text-muted);opacity:.7;margin-bottom:12px}.resource-list{display:flex;flex-direction:column;gap:8px}.resource-card{display:flex;flex-direction:column;padding:14px 16px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);cursor:pointer;transition:all .2s}.resource-card:hover{border-color:var(--accent)}.resource-card.completed{border-color:var(--green);background:#4ade8008}.resource-card.expanded{border-color:var(--accent);background:var(--surface2)}.rc-top-row{display:flex;align-items:flex-start;gap:12px}.rc-check{flex-shrink:0;padding-top:2px}.rc-checkbox{display:flex;align-items:center;justify-content:center;width:24px;height:24px;border:2px solid var(--border);border-radius:6px;font-size:14px;color:transparent;transition:all .2s}.rc-checkbox:hover{border-color:var(--accent);background:var(--accent-dim)}.rc-checkbox.checked{background:var(--green);border-color:var(--green);color:#000;font-weight:700}.rc-spinner{font-size:14px;color:var(--text-muted)}.rc-info{flex:1}.rc-name-row{display:flex;align-items:center;gap:8px;margin-bottom:4px}.rc-info h3{font-size:15px;font-weight:600}.rc-hours{font-size:11px;color:var(--text-muted);background:var(--surface2);padding:1px 6px;border-radius:4px;white-space:nowrap}.rc-desc{font-size:13px;color:var(--text-muted);margin-bottom:0;line-height:1.4}.rc-expanded{margin-top:12px;padding-top:12px;border-top:1px solid var(--border);margin-left:36px}.rc-detail{font-size:13px;color:var(--text);margin-bottom:10px;line-height:1.5;font-style:italic}.rc-credits{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:8px}.rc-vocab{font-size:12px;font-weight:600;color:var(--accent);background:var(--accent-dim);padding:2px 8px;border-radius:4px}.rc-skill{font-size:11px;color:var(--text-muted);background:var(--surface2);padding:2px 6px;border-radius:4px}.rc-grammar{display:flex;gap:6px;flex-wrap:wrap;align-items:center;margin-bottom:8px}.rc-grammar-label{font-size:11px;color:var(--text-muted);font-weight:600}.rc-grammar-tag{font-size:11px;color:var(--yellow);background:#facc151a;padding:2px 6px;border-radius:4px}.rc-link{font-size:13px;color:var(--accent);text-decoration:none;font-weight:500}.rc-link:hover{text-decoration:underline}.fc-page{max-width:500px;margin:0 auto;padding:20px;display:flex;flex-direction:column;align-items:center;min-height:80vh}.fc-page h1{font-size:24px;margin-bottom:16px}.fc-header{display:flex;justify-content:space-between;align-items:center;width:100%;margin-bottom:12px}.fc-mode-btns{display:flex;gap:6px}.fc-mode-btn{padding:6px 14px;border-radius:20px;border:1px solid var(--border);background:var(--surface);color:var(--text-muted);font-size:13px;cursor:pointer;transition:all .15s}.fc-mode-btn.active{background:var(--accent);color:#000;border-color:var(--accent);font-weight:600}.fc-mode-btn:hover{border-color:var(--accent)}.fc-counter{font-size:14px;color:var(--text-muted);font-weight:600}.fc-progress-bar{width:100%;height:4px;background:var(--surface2);border-radius:2px;margin-bottom:24px;overflow:hidden}.fc-progress-fill{height:100%;background:var(--accent);border-radius:2px;transition:width .3s ease}.fc-card{width:100%;min-height:280px;background:var(--surface);border:2px solid var(--border);border-radius:16px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s;margin-bottom:20px;-webkit-user-select:none;user-select:none}.fc-card:hover{border-color:var(--accent)}.fc-card.flipped{cursor:default;border-color:var(--accent)}.fc-front,.fc-back{display:flex;flex-direction:column;align-items:center;gap:12px;padding:40px 30px;text-align:center}.fc-word{font-size:42px;font-weight:700}.fc-word-small{font-size:28px;font-weight:600;color:var(--text-muted)}.fc-meaning{font-size:32px;font-weight:700;color:var(--accent)}.fc-topic{font-size:12px;color:var(--text-muted);text-transform:uppercase;letter-spacing:1px}.fc-type{font-size:12px;color:var(--text-muted);font-style:italic}.fc-tap{font-size:13px;color:var(--text-muted);opacity:.5;margin-top:8px}.fc-rating{display:flex;gap:10px;width:100%;margin-bottom:20px}.fc-rate{flex:1;padding:14px 8px;border:2px solid var(--border);border-radius:12px;background:var(--surface);color:var(--text);font-size:14px;font-weight:600;cursor:pointer;transition:all .15s;display:flex;flex-direction:column;align-items:center;gap:4px}.fc-rate:hover{transform:translateY(-2px)}.fc-rate.wrong{border-color:#f87171}.fc-rate.wrong:hover{background:#f871711a}.fc-rate.hard{border-color:#facc15}.fc-rate.hard:hover{background:#facc151a}.fc-rate.easy{border-color:#4ade80}.fc-rate.easy:hover{background:#4ade801a}.fc-rate-key{font-size:11px;color:var(--text-muted);background:var(--surface2);width:20px;height:20px;border-radius:4px;display:flex;align-items:center;justify-content:center}.fc-stats-bar{display:flex;gap:16px;font-size:13px}.fc-stat-item{color:var(--text-muted)}.fc-stat-item.green{color:#4ade80}.fc-stat-item.amber{color:#facc15}.fc-done-stats{display:flex;gap:24px;margin-bottom:24px}.fc-done-stat{text-align:center}.fc-done-num{display:block;font-size:32px;font-weight:700}.fc-done-num.green{color:#4ade80}.fc-done-num.amber{color:#facc15}.fc-done-label{font-size:12px;color:var(--text-muted);text-transform:uppercase}.fc-done-actions{display:flex;flex-direction:column;gap:8px;width:100%;max-width:300px}.sofia-avatar-wrap{width:220px;height:280px;animation:sofiaFloat 3.5s ease-in-out infinite}.sofia-svg{width:100%;height:100%;filter:drop-shadow(0 6px 22px rgba(112,64,184,.45))}@keyframes sofiaFloat{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.sofia-canvas{width:100%;max-width:240px}.app--fullscreen{position:relative;min-height:100vh;background:#0a0a14}.sofia-back-btn{position:fixed;top:16px;left:16px;z-index:100;background:#ffffff14;border:1px solid rgba(255,255,255,.15);color:#fff;padding:8px 14px;border-radius:8px;cursor:pointer;font-size:13px;transition:background .2s}.sofia-back-btn:hover{background:#ffffff26}@media(max-width:900px){.sofia-page{flex-direction:column}.sofia-character-panel{width:100%;max-width:none;min-width:0;padding-top:60px;padding-bottom:0;height:200px;flex-direction:row;justify-content:flex-start;padding-left:20px;gap:16px}.sofia-avatar-wrap{width:140px;height:180px;flex-shrink:0}.sofia-right-panel{padding:16px}}.sofia-page{position:fixed;inset:0;display:flex;flex-direction:row;background:#0a0010;overflow:hidden}.sofia-layout{display:flex;flex-direction:row;flex:1;overflow:hidden;width:100%}.sofia-character-panel{width:320px;min-width:260px;max-width:360px;flex-shrink:0;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;padding-top:40px;background:linear-gradient(180deg,#0e0020,#0a0010);border-right:1px solid rgba(255,255,255,.05)}.sofia-canvas{width:100%;max-width:260px;flex-shrink:0}.sofia-name-tag{background:#00000080;border:1px solid rgba(232,168,56,.4);color:#e8a838;padding:3px 14px;border-radius:20px;font-size:11px;font-weight:700;letter-spacing:2px;text-transform:uppercase;margin-top:8px}.sofia-speech-bubble{background:#1a0a2e;border:1px solid rgba(232,168,56,.2);border-radius:14px;padding:14px 16px;margin:0 16px;max-width:280px;width:calc(100% - 32px);position:relative}.sofia-speech-bubble:before{display:none}.speech-bubble-es{font-size:14px;font-weight:600;color:#f0e8ff;line-height:1.5;margin:0 0 4px}.speech-bubble-en{font-size:12px;color:#888;line-height:1.4;margin:0;font-style:italic}.sofia-right-panel{flex:1;min-width:0;display:flex;flex-direction:column;padding:32px;overflow-y:auto;gap:20px}.whiteboard-instruction{font-size:11px;text-transform:uppercase;letter-spacing:2px;color:#ffffff4d;text-align:center}.whiteboard-waiting{color:#ffffff4d;font-style:italic;font-size:18px;text-align:center}.sofia-whiteboard{background:#0f0822;border:1px solid rgba(232,168,56,.15);border-radius:16px;padding:24px;flex:1;display:flex;flex-direction:column;gap:16px;min-height:200px}.whiteboard-surface{position:relative;flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px}.whiteboard-item{display:flex;flex-direction:column;align-items:center;gap:10px}.whiteboard-number{font-size:56px;font-weight:800;color:#1a1a2e;line-height:1}.whiteboard-es{font-size:clamp(40px,5vw,72px);font-weight:800;color:#fff;letter-spacing:-.02em;text-align:center}.whiteboard-en{font-size:clamp(18px,2vw,28px);color:#aaa;font-weight:500;text-align:center}.whiteboard-hint{font-size:17px;color:#999;font-style:italic}.whiteboard-sofia-es{font-size:18px;color:#2c2c3e;font-weight:600;text-align:center;border-top:1px solid rgba(0,0,0,.1);padding-top:16px}.whiteboard-sofia-en{font-size:14px;color:#555;text-align:center}.whiteboard-quiz{display:flex;flex-direction:column;align-items:center;gap:16px}.whiteboard-label{font-size:12px;text-transform:uppercase;letter-spacing:2px;color:#888}.whiteboard-question{font-size:36px;font-weight:700;color:#1a1a2e;text-align:center;line-height:1.3}.sofia-status{display:flex;align-items:center;gap:12px;padding:8px 0}.status-phase{font-size:13px;color:#ffffff80;text-transform:uppercase;letter-spacing:1px}.status-correct{font-size:13px;color:#4ade80;font-weight:600}.status-incorrect{font-size:13px;color:#f87171;font-weight:600}.status-score{font-size:13px;color:#e8a838}.sofia-start{display:flex;flex-direction:column;align-items:center;gap:12px;padding:16px 0;text-align:center}.sofia-start h2{font-size:24px;color:#e8a838}.sofia-start p{font-size:15px;color:#fff9}.sofia-start-btn{background:#e8a838;color:#0a0a14;border:none;padding:12px 32px;border-radius:10px;font-size:16px;font-weight:700;cursor:pointer;transition:opacity .2s;margin-top:8px}.sofia-start-btn:hover{opacity:.9}.sofia-start-btn:disabled{opacity:.5;cursor:not-allowed}.sofia-input-area{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.sofia-stt-error{width:100%;margin:0;padding:6px 10px;background:#c83c3c2e;border:1px solid rgba(200,60,60,.45);border-radius:6px;color:#f09090;font-size:.8rem}.sofia-input{flex:1;background:#ffffff0f;border:1px solid rgba(255,255,255,.12);color:#fff;padding:12px 16px;border-radius:10px;font-size:15px;outline:none;transition:border-color .2s}.sofia-input:focus{border-color:#e8a83880}.sofia-input::placeholder{color:#ffffff4d}.sofia-input:disabled{opacity:.5}.sofia-mic-btn{width:44px;height:44px;border-radius:10px;border:1px solid rgba(255,255,255,.15);background:#ffffff0f;color:#fff;font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s}.sofia-mic-btn:hover{background:#ffffff1f}.sofia-mic-btn.listening{background:#e8383840;border-color:#f87171}.sofia-mic-btn:disabled{opacity:.4;cursor:not-allowed}.sofia-send-btn{background:#e8a838;color:#0a0a14;border:none;padding:0 20px;height:44px;border-radius:10px;font-size:14px;font-weight:700;cursor:pointer;transition:opacity .2s}.sofia-send-btn:hover{opacity:.9}.sofia-send-btn:disabled{opacity:.4;cursor:not-allowed}.sofia-picker-container{position:fixed;inset:0;display:flex;flex-direction:column;background:linear-gradient(135deg,#0a0a14,#12101e);padding:24px;overflow-y:auto}.sofia-progress-hud{display:flex;gap:24px;justify-content:center;margin-bottom:40px;padding:16px 0;border-bottom:1px solid rgba(255,255,255,.1)}.hud-stat{display:flex;align-items:center;gap:8px;color:#ffffffb3;font-size:14px}.hud-icon{font-size:20px}.hud-label{font-weight:500}.sofia-topic-picker{flex:1;display:flex;flex-direction:column;align-items:center}.sofia-topic-picker h2{color:#e8a838;font-size:28px;margin-bottom:32px;text-align:center}.sofia-topic-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;width:100%;max-width:1000px}.sofia-topic-card{background:#ffffff0d;border:2px solid rgba(255,255,255,.1);border-radius:16px;padding:20px;cursor:pointer;transition:all .2s;display:flex;flex-direction:column;align-items:center;gap:8px;text-align:center}.sofia-topic-card:hover{border-color:var(--topic-color);background:#e8a83814;transform:translateY(-4px)}.topic-emoji{font-size:48px}.topic-name{font-size:16px;font-weight:700;color:#fff}.topic-level{font-size:12px;background:var(--topic-color);color:#000;padding:3px 10px;border-radius:12px;font-weight:600}.topic-desc{font-size:13px;color:#fff9;margin-top:4px}@keyframes xpFloat{0%{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(-40px)}}.xp-float{position:fixed;top:50%;left:50%;transform:translate(-50%);font-size:18px;font-weight:700;color:#4ade80;pointer-events:none;animation:xpFloat 1s ease-out forwards;z-index:1000}.sofia-complete-banner{background:linear-gradient(135deg,#4ade8033,#e8a83833);border:1px solid rgba(232,168,56,.4);border-radius:12px;padding:16px;margin-bottom:16px;text-align:center}.banner-content{display:flex;flex-direction:column;align-items:center;gap:8px}.banner-emoji{font-size:32px}.sofia-complete-banner h3{color:#e8a838;margin:0;font-size:20px}.sofia-complete-banner p{color:#4ade80;margin:0;font-weight:600}.sofia-complete-screen{display:flex;flex-direction:column;align-items:center;gap:16px;padding:24px 0;text-align:center}.sofia-complete-screen p{color:#ffffffb3;font-size:16px}.sofia-restart-btn{background:#e8a838;color:#0a0a14;border:none;padding:12px 32px;border-radius:10px;font-size:16px;font-weight:700;cursor:pointer;transition:opacity .2s}.sofia-restart-btn:hover{opacity:.9}.status-xp{font-size:13px;color:#4ade80;font-weight:600;margin-left:auto}.status-confidence{font-size:16px;margin-left:8px}.turn-indicator{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:20px;font-size:12px;font-weight:600;margin-bottom:12px;width:fit-content}.turn-indicator-dot{font-size:12px;display:inline-block}.turn-indicator-text{text-transform:uppercase;letter-spacing:.5px}.turn-indicator-sofia{background:#6495ed26;color:#6495ed;border:1px solid rgba(100,149,237,.25)}.turn-indicator-yours{background:#f8717126;color:#f87171;border:1px solid rgba(248,113,113,.25);animation:pulse-border 1.5s ease-in-out infinite}.turn-indicator-processing{background:#e8a8381a;color:var(--accent);border:1px solid rgba(232,168,56,.2)}@keyframes pulse-border{0%,to{box-shadow:0 0 #f8717100}50%{box-shadow:0 0 0 4px #f8717133}}.show-translation-btn{font-size:11px;color:var(--accent);background:none;border:none;padding:2px 0;cursor:pointer;text-decoration:underline;opacity:.7}.show-translation-btn:hover{opacity:1}.retake-placement-btn{background:none;border:none;color:#555;font-size:12px;cursor:pointer;margin-top:8px;text-decoration:underline}.retake-placement-btn:hover{color:#888}.hint-button{position:absolute;bottom:16px;right:16px;width:40px;height:40px;border-radius:50%;background:#e8a83840;border:1px solid rgba(232,168,56,.5);color:#e8a838;font-size:18px;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .3s ease;animation:hintFadeIn .4s ease-out forwards}.hint-button:hover{background:#e8a83866;border-color:#e8a838;transform:scale(1.1)}@keyframes hintFadeIn{0%{opacity:0;transform:scale(.8)}to{opacity:1;transform:scale(1)}}.whiteboard-surface{position:relative}.placement-test{position:fixed;inset:0;background:#08000f;display:flex;flex-direction:row;z-index:10;overflow:hidden}.placement-sofia{width:280px;flex-shrink:0;display:flex;align-items:flex-end;justify-content:center;background:radial-gradient(ellipse at 50% 90%,#1a0838,#08000f 65%);border-right:1px solid #1e1030;padding-bottom:0}.placement-sofia .sofia-avatar-wrap{width:240px!important;height:300px!important}.placement-content-panel{flex:1;display:flex;align-items:center;justify-content:center;padding:40px 20px;overflow-y:auto}.placement-phase{max-width:600px;width:100%;background:var(--surface);border-radius:var(--radius);padding:40px;border:1px solid var(--border)}.placement-progress{width:100%;height:4px;background:var(--surface2);border-radius:2px;margin-bottom:40px;overflow:hidden}.progress-bar{height:100%;background:var(--accent);border-radius:2px;transition:width .3s ease}.placement-title{font-size:28px;font-weight:700;color:var(--text);margin-bottom:12px;text-align:center}.placement-instruction{font-size:16px;color:var(--text-muted);text-align:center;margin-bottom:32px}.placement-content{display:flex;flex-direction:column;gap:24px}.placement-error{background:#f871711a;color:var(--red);padding:12px;border-radius:8px;font-size:14px}.placement-btn{padding:16px 24px;border-radius:12px;border:none;font-size:16px;font-weight:600;cursor:pointer;transition:all .15s;text-align:center}.placement-btn-primary{background:var(--accent);color:var(--bg);width:100%}.placement-btn-primary:hover:not(:disabled){opacity:.9}.placement-btn-primary:disabled{opacity:.6;cursor:not-allowed}.placement-choices{display:flex;flex-direction:column;gap:12px}.placement-choice{padding:14px 20px;background:var(--surface2);color:var(--text);border:2px solid var(--border);border-radius:10px;font-size:15px;font-weight:600;cursor:pointer;transition:all .15s;width:100%;text-align:center}.placement-choice:hover:not(:disabled){border-color:var(--accent);color:var(--accent)}.placement-choice:disabled{opacity:.5;cursor:not-allowed}.placement-choice-yes{border-color:var(--green);color:var(--green)}.placement-choice-no{border-color:var(--red);color:var(--red)}.placement-choice-secondary{border-color:var(--text-muted);color:var(--text-muted)}.vocab-progress{text-align:center;color:var(--text-muted);font-size:13px;margin-bottom:20px}.vocab-word{color:var(--accent);font-weight:700;font-size:18px}.vocab-options{display:flex;gap:16px;justify-content:center;margin-bottom:20px}.vocab-option{width:80px;height:80px;border:3px solid var(--border);border-radius:12px;background:var(--surface2);font-size:40px;cursor:pointer;transition:all .15s;display:flex;align-items:center;justify-content:center}.vocab-option:hover:not(:disabled){border-color:var(--accent);transform:scale(1.05)}.vocab-option:disabled{opacity:.5;cursor:not-allowed}.vocab-translation{text-align:center;color:var(--text-muted);font-size:14px;font-style:italic}.speaking-question{text-align:center;font-size:24px;font-weight:700;color:var(--accent);margin-bottom:32px;padding:20px;background:var(--surface2);border-radius:10px}.speaking-controls{display:flex;flex-direction:column;align-items:center;gap:20px;margin-bottom:24px}.mic-button{width:120px;height:120px;border-radius:50%;background:var(--accent);color:var(--bg);border:none;font-size:48px;cursor:pointer;transition:all .15s;display:flex;align-items:center;justify-content:center}.mic-button:hover:not(:disabled){transform:scale(1.05)}.mic-button:disabled{opacity:.6;cursor:not-allowed}.mic-listening{animation:pulse-mic 1s infinite}@keyframes pulse-mic{0%,to{box-shadow:0 0 #e8a838b3}50%{box-shadow:0 0 0 20px #e8a83800}}.mic-pulse{width:120px;height:120px;border-radius:50%;background:transparent;border:3px solid var(--accent);margin:0 auto}.spoken-text{background:var(--surface2);padding:16px;border-radius:10px;text-align:center;margin:16px 0}.spoken-text p{color:var(--text-muted);font-size:14px}.spoken-text em{color:var(--accent);font-weight:600;font-style:normal}.speaking-actions{display:flex;gap:12px}.speaking-actions .placement-choice{flex:1}.placement-hint{text-align:center;color:var(--text-muted);font-size:13px;margin-top:16px}.grammar-question{text-align:center;font-size:24px;font-weight:700;color:var(--accent);margin-bottom:20px;padding:20px;background:var(--surface2);border-radius:10px}.grammar-hint{text-align:center;color:var(--text-muted);font-size:14px;font-style:italic;margin-bottom:24px}.grammar-options{display:flex;flex-direction:column;gap:12px}.bottom-nav{display:none}@media(max-width:768px){.app{flex-direction:column;min-height:100dvh}.sidebar{display:none}.content{padding-bottom:72px;width:100%;min-height:unset}.bottom-nav{display:flex;position:fixed;bottom:0;left:0;right:0;height:64px;background:#0e0020;border-top:1px solid rgba(255,255,255,.08);z-index:200;padding-bottom:env(safe-area-inset-bottom)}.bottom-nav-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;text-decoration:none;color:#ffffff73;min-height:44px;transition:color .15s}.bottom-nav-item.active{color:#a78bfa}.bottom-nav-icon{font-size:20px;line-height:1}.bottom-nav-label{font-size:10px;font-weight:500;letter-spacing:.02em}button,.sidebar-btn{min-height:44px}.action-grid{grid-template-columns:1fr!important;gap:10px}.dash-hero{flex-direction:column;padding:0 16px 20px;min-height:auto}.dash-sofia-wrap{width:140px;height:180px}.dash-greeting{font-size:20px}.dash-stats{grid-template-columns:1fr 1fr;padding:12px;gap:8px}.vocab-table th:nth-child(n+4),.vocab-table td:nth-child(n+4){display:none}.vocab-table{font-size:14px}input[type=text],input[type=search],textarea{font-size:16px!important}.page,.dashboard,.vocab-page,.insights-page,.profile-page,.challenge-page,.reading-page,.practice-page,.review-page{padding:16px}.sofia-back-btn{top:12px;left:12px;padding:10px 14px;font-size:13px}.fc-page{padding:12px}.onboarding-page{padding:16px}}@supports (padding-bottom: env(safe-area-inset-bottom)){.bottom-nav{padding-bottom:env(safe-area-inset-bottom);height:calc(64px + env(safe-area-inset-bottom))}@media(max-width:768px){.content{padding-bottom:calc(72px + env(safe-area-inset-bottom))}}}.grammar-option{padding:14px 20px;background:var(--surface2);color:var(--text);border:2px solid var(--border);border-radius:10px;font-size:15px;font-weight:600;cursor:pointer;transition:all .15s;text-align:center}.grammar-option:hover:not(:disabled){border-color:var(--accent);color:var(--accent)}.grammar-option:disabled{opacity:.5;cursor:not-allowed}.placement-result{text-align:center;padding:40px 20px}.placement-result h2{font-size:32px;color:var(--accent);margin-bottom:16px}.placement-result p{color:var(--text-muted);font-size:16px}.empty-state-card{background:#4ade800a;border:1px solid rgba(74,222,128,.12);border-radius:10px;padding:12px 16px;font-size:13px;color:var(--text-muted);display:flex;align-items:center;gap:8px}.sidebar-nudge{font-size:11px;color:var(--accent);padding:8px 16px;opacity:.7;border-bottom:1px solid #161620}.dash-chip.disabled{opacity:.6;cursor:default;background:var(--surface);border-color:var(--border)}.dash-chip.disabled:hover{border-color:var(--border);background:var(--surface)}.sofia-error-banner{display:flex;align-items:center;justify-content:space-between;background:#f871711f;border:1px solid rgba(248,113,113,.3);border-radius:10px;padding:10px 16px;font-size:13px;color:#f87171;gap:12px;margin-bottom:12px}.sofia-error-banner button{background:#f8717133;border:none;border-radius:6px;color:#f87171;font-size:12px;font-weight:600;padding:4px 10px;cursor:pointer;transition:background .2s ease}.sofia-error-banner button:hover{background:#f871714d}.whiteboard-instruction-compact{font-size:14px;color:var(--text-muted);font-style:italic;text-align:center;margin:12px 0}