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var(--border);color:var(--accent);margin-top:10px;padding-top:10px;font-size:.88rem;font-weight:600;overflow:hidden}.progress-preview{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;margin-bottom:40px;display:grid}.progress-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:18px}.progress-label{text-transform:uppercase;letter-spacing:.12em;color:var(--text-muted);margin-bottom:8px;font-size:.62rem}.progress-value{font-family:var(--font-display);color:var(--text);letter-spacing:-.02em;font-size:2rem;font-weight:700}.progress-sub{color:var(--text-faint);font-size:.82rem}.scroll-nav{z-index:100;flex-direction:column;gap:8px;display:flex;position:fixed;top:50%;right:24px;transform:translateY(-50%)}.scroll-nav-item{color:#333;letter-spacing:.1em;text-align:right;cursor:pointer;background:0 0;border:none;justify-content:flex-end;align-items:center;gap:6px;font-size:.68rem;transition:color .2s;display:flex}.scroll-nav-item.active{color:var(--accent)}.scroll-nav-indicator{font-size:.8rem;line-height:1}.sounds-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:12px;margin-bottom:24px;display:grid}.sound-card{background:var(--surface);border:1px solid var(--border);cursor:pointer;text-align:center;box-shadow:var(--shadow-sm);border-radius:12px;padding:20px 16px;transition:box-shadow .2s,border-color .2s,transform .2s;position:relative}.sound-card:hover,.sound-card.active{box-shadow:var(--shadow);border-color:var(--border-hover);background:var(--surface)}.sound-symbol{font-family:var(--font-display);color:var(--accent);margin-bottom:4px;font-size:2rem;font-weight:700}.sound-sub{color:var(--text-faint);margin-bottom:8px;font-family:Geist Mono,monospace;font-size:.72rem}.sound-example{color:var(--text-muted);font-size:.82rem;font-style:italic}.sound-detail{background:var(--surface);color:var(--text);border:1px solid var(--border);box-shadow:var(--shadow-sm);border-radius:12px;margin-top:8px;padding:22px 24px}.sound-detail-header{justify-content:space-between;align-items:center;margin-bottom:14px;display:flex}.sound-detail-symbol{color:var(--accent);margin-right:12px;font-family:Instrument Sans,sans-serif;font-size:1.8rem;font-weight:700}.sound-detail-name{color:var(--text-faint);font-family:Geist Mono,monospace;font-size:.8rem}.sound-tip{color:var(--text-muted);margin-bottom:16px;font-size:.9rem;line-height:1.6}.sound-examples-row{flex-wrap:wrap;gap:10px;display:flex}.sound-play-btn{background:var(--accent-dim);border:1px solid var(--border);color:var(--accent);cursor:pointer;border-radius:8px;align-items:center;gap:8px;padding:8px 14px;font-family:Instrument Sans,sans-serif;font-size:.9rem;transition:background .2s;display:flex}.sound-play-btn:hover{background:#ddd3f3}.close-btn{background:var(--accent-dim);cursor:pointer;width:32px;height:32px;color:var(--accent);border:none;border-radius:8px;justify-content:center;align-items:center;transition:background .2s;display:flex}.close-btn:hover{background:#ddd3f3}.deck-selector{flex-wrap:wrap;gap:8px;margin-bottom:28px;display:flex}.deck-btn{background:var(--surface);border:1px solid var(--border);cursor:pointer;color:var(--text-muted);border-radius:8px;padding:7px 13px;font-family:Instrument Sans,sans-serif;font-size:.82rem;transition:all .2s}.deck-btn:hover{border-color:var(--border-hover);color:var(--text)}.deck-btn.active{background:var(--accent);border-color:var(--accent);color:#fff}.card-area{flex-direction:column;align-items:center;margin-bottom:20px;display:flex}.flash-card{background:var(--surface);border:1px solid var(--border);width:min(440px,90vw);min-height:260px;box-shadow:var(--shadow-sm);-webkit-user-select:none;user-select:none;color:var(--text);border-radius:16px;flex-direction:column;justify-content:center;padding:32px;display:flex;position:relative}.flash-card.back{background:var(--accent);color:#fff;border-color:var(--accent)}.card-side-label{text-transform:uppercase;letter-spacing:.08em;color:var(--text-faint);margin-bottom:16px;font-size:.62rem}.flash-card.back .card-side-label{color:#ffffffa6}.card-main-text{font-family:var(--font-display);letter-spacing:-.04em;margin-bottom:8px;font-size:2.4rem;font-weight:700;line-height:1.2}.card-phon{color:var(--text-muted);font-family:Geist Mono,monospace;font-size:.82rem}.flash-card.back .card-phon{color:#ffffffbf}.card-example{color:var(--text-muted);margin-top:12px;font-size:.9rem;font-style:italic}.flash-card.back .card-example{color:#ffffffd9}.card-hint{text-transform:uppercase;letter-spacing:.14em;color:var(--text-faint);opacity:.7;font-size:.65rem;position:absolute;bottom:16px;right:18px}.rater-toolbar{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-sm);border-radius:12px;justify-content:space-between;align-items:center;gap:16px;margin:20px 0 28px;padding:14px 18px;display:flex}.rater-meta{flex-wrap:wrap;align-items:center;gap:8px 14px;display:flex}.rater-meta-label{text-transform:uppercase;letter-spacing:.14em;color:var(--text-faint);font-size:.72rem}.rater-meta-token{margin-left:6px}.rater-meta-value{font-family:var(--font-display);color:var(--text);font-size:.9rem}.rater-meta-value.is-ok{color:var(--teal)}.rater-meta-value.is-missing{color:#c85b5b}.rater-actions{align-items:center;gap:8px;display:flex}.rater-grid{grid-template-columns:minmax(0,2fr) minmax(0,1fr);gap:24px;display:grid}.rater-col,.rater-side{flex-direction:column;gap:18px;display:flex}.rater-card{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-sm);border-radius:16px;padding:18px}.rater-card-header{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.rater-card-label{text-transform:uppercase;letter-spacing:.14em;color:var(--text-faint);font-size:.7rem;font-weight:600}.rater-textarea{background:var(--surface-2);border:1px solid var(--border);width:100%;min-height:110px;font-family:var(--font-body);color:var(--text);resize:vertical;border-radius:12px;padding:14px;font-size:.95rem}.rater-textarea:focus{border-color:var(--accent);outline:none}.rater-record-row{flex-wrap:wrap;gap:12px;display:flex}.rater-record-btn{background:var(--accent);color:#fff;font-family:var(--font-display);letter-spacing:.08em;cursor:pointer;border:1px solid #0000;border-radius:999px;align-items:center;gap:8px;padding:10px 16px;font-size:.85rem;transition:background .2s,transform .2s;display:inline-flex}.rater-record-btn:hover{background:var(--accent-hover)}.rater-record-btn:disabled{opacity:.6;cursor:not-allowed}.rater-record-btn.is-recording{background:#c85b5b}.rater-audio{background:var(--surface-2);border:1px solid var(--border);border-radius:12px;margin-top:12px;padding:12px}.rater-audio-player{width:100%}.rater-analyse{justify-content:center;width:100%;padding:14px 18px}.rater-placeholder{text-align:center}.rater-placeholder-icon{color:var(--text-faint);opacity:.7;margin:6px auto 12px}.rater-status{color:var(--text-muted);font-size:.92rem}.rater-score-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;display:grid}.rater-score-card{background:var(--surface);border:1px solid var(--border);text-align:center;box-shadow:var(--shadow-sm);border-radius:12px;padding:12px}.rater-score-value{font-family:var(--font-display);color:var(--accent);font-size:1.6rem}.rater-score-label{text-transform:uppercase;letter-spacing:.12em;color:var(--text-faint);font-size:.7rem}.rater-feedback{color:var(--text);font-size:.95rem;line-height:1.7}.rater-transcript{color:var(--text-muted);font-size:.9rem}.card-play{position:absolute;top:16px;right:16px}.card-progress-dots{justify-content:center;gap:6px;margin-top:20px;display:flex}.dot{background:#2a2a2a;border-radius:50%;width:8px;height:8px;transition:all .2s}.dot.active{background:var(--accent);transform:scale(1.3)}.dot.done{background:var(--accent)}.card-actions{justify-content:center;gap:14px;margin-bottom:16px;display:flex}.card-btn{cursor:pointer;border:1px solid #2a2a2a;border-radius:8px;justify-content:center;align-items:center;gap:9px;min-width:130px;padding:12px 28px;font-family:Instrument Sans,sans-serif;font-size:.9rem;font-weight:500;transition:all .2s;display:flex}.card-btn.again{color:#6f6a62;border-color:var(--border);background:#fff}.card-btn.again:hover{border-color:#e2c8b3}.card-btn.got-it{background:var(--accent);color:#fff;border-color:var(--accent)}.card-btn.got-it:hover{background:var(--accent-hover)}.card-counter{text-align:center;color:var(--text-muted);font-family:Geist Mono,monospace;font-size:.75rem}.quiz-progress{align-items:center;gap:14px;margin-bottom:24px;display:flex}.quiz-prog-bar{background:#efe9dd;border-radius:99px;flex:1;height:5px;overflow:hidden}.quiz-prog-fill{background:var(--teal);border-radius:99px;height:100%}.quiz-counter{color:var(--text-muted);flex-shrink:0;font-family:Geist Mono,monospace;font-size:.75rem}.quiz-card{border:1px solid var(--border);box-shadow:none;background:#fff;border-radius:12px;padding:32px}.quiz-prompt{flex-direction:column;gap:6px;margin-bottom:24px;display:flex}.quiz-fr{font-family:var(--font-display);letter-spacing:-.05em;color:#1f1d18;font-size:2.8rem;font-weight:700}.quiz-instruction{color:var(--text-muted);text-transform:uppercase;letter-spacing:.1em;font-size:.85rem}.quiz-options{grid-template-columns:1fr 1fr;gap:10px;display:grid}.quiz-opt{border:1px solid var(--border);cursor:pointer;text-align:left;color:#6f6a62;background:#fff;border-radius:8px;align-items:center;gap:9px;padding:14px 16px;font-family:Instrument Sans,sans-serif;font-size:.9rem;transition:all .2s;display:flex}.quiz-opt:hover:not(:disabled){color:#2b2a26;border-color:#e2c8b3}.quiz-opt.correct{border-color:var(--accent);background:var(--accent-dim);color:var(--accent);font-weight:600}.quiz-opt.wrong{color:#ef4444;background:#ef444414;border-color:#ef4444}.quiz-score-line{text-align:right;color:var(--text-muted);margin-top:16px;font-family:Geist Mono,monospace;font-size:.8rem}.quiz-done{text-align:center;border:1px solid var(--border);box-shadow:none;background:#fff;border-radius:12px;padding:48px}.quiz-trophy{color:var(--accent);margin-bottom:16px}.quiz-done h2{margin-bottom:12px;font-family:Instrument Sans,sans-serif;font-size:1.8rem}.quiz-score-big{font-family:var(--font-display);color:var(--accent);margin-bottom:8px;font-size:5rem;font-weight:700;line-height:1}.quiz-msg{color:var(--text-muted);margin:8px 0 24px;font-size:1.05rem}.level-card{color:var(--text);border:1px solid var(--border);background:#fff;border-radius:12px;margin-bottom:24px;padding:24px 28px}.level-num{margin-bottom:14px;font-family:Instrument Sans,sans-serif;font-size:1.6rem;font-weight:700}.level-bar-track{background:#e7e1d6;border-radius:99px;height:8px;margin-bottom:10px;overflow:hidden}.level-bar-fill{background:var(--teal);border-radius:99px;height:100%}.level-sub{color:var(--text-muted);font-family:Geist Mono,monospace;font-size:.78rem}.progress-stats{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px;margin-bottom:28px;display:grid}.progress-stat{background:var(--surface);border:1px solid var(--border);text-align:center;box-shadow:none;border-radius:12px;padding:18px}.progress-stat svg{color:var(--teal);margin-bottom:10px}.ps-value{color:var(--teal);margin-bottom:6px;font-family:Instrument Sans,sans-serif;font-size:2rem;font-weight:700;line-height:1}.ps-label{text-transform:uppercase;letter-spacing:.14em;color:var(--text-faint);font-size:.68rem}.skill-bars{flex-direction:column;gap:10px;margin-bottom:28px;display:flex}.skill-bar{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:16px 20px}.skill-bar-header{justify-content:space-between;margin-bottom:10px;display:flex}.skill-name{color:var(--text);align-items:center;gap:8px;font-size:.95rem;font-weight:600;display:flex}.skill-name svg{color:var(--teal);flex-shrink:0}.skill-pct{color:var(--teal);font-family:Geist Mono,monospace;font-size:.8rem}.skill-track{background:#e7e1d6;border-radius:99px;height:6px;overflow:hidden}.skill-fill{background:var(--teal);border-radius:99px;height:100%}.week-row{grid-template-columns:repeat(7,1fr);gap:8px;display:grid}.week-cell{border:1px solid var(--border);text-align:center;color:var(--text-muted);background:#fff;border-radius:8px;flex-direction:column;align-items:center;gap:6px;padding:10px 8px;font-size:.7rem;display:flex}.week-cell.today{border:1px solid var(--teal);background:var(--teal-dim);color:var(--teal)}.week-cell.past{background:var(--surface-2)}.week-dot{background:#ded8cc;border-radius:50%;width:6px;height:6px}.week-dot.active{background:var(--teal)}.toast{background:var(--accent);color:#fff;box-shadow:var(--shadow-sm);z-index:9999;white-space:nowrap;border-radius:99px;align-items:center;gap:8px;padding:10px 20px;font-size:.85rem;font-weight:600;display:flex;position:fixed;bottom:28px;left:50%;transform:translate(-50%)}.toast-xp{background:var(--accent)}.toast-xp svg{color:#fff}.empty-state{text-align:center;color:var(--text-muted);padding:40px;font-size:.95rem}@media (width<=900px){.app-shell{grid-template-columns:1fr}.sidebar{flex-flow:wrap;gap:12px;height:auto;position:relative}.sidebar-brand{flex:1}.sidebar-nav{flex-direction:row;flex:100%}.nav-btn{text-align:center;flex-direction:column;gap:4px;padding:8px 10px;font-size:.72rem}.nav-indicator{border-radius:2px 2px 0 0;width:auto;height:2px;inset:auto 6px 0}.streak-card,.xp-block{display:none}.speech-toggle{flex:220px}.scroll-nav{display:none}.view-pad{padding:22px 20px}.hero-stats{grid-template-columns:repeat(2,minmax(0,1fr))}.rater-grid{grid-template-columns:1fr}}@media (width<=640px){.hero-title{font-size:1.6rem}.quiz-options{grid-template-columns:1fr}.vocab-head,.vocab-row{grid-template-columns:1fr 1fr auto}.vocab-phon,.vocab-ex{display:none}.example-row{grid-template-columns:1fr auto}.example-row .ex-en{display:none}}.auth-overlay{background:var(--bg);z-index:9999;background-image:radial-gradient(#7c5cbf14 1px,#0000 1px);background-size:28px 28px;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.auth-card{background:var(--surface);border:1px solid var(--border);width:min(420px,92vw);box-shadow:var(--shadow-lg);border-radius:18px;flex-direction:column;gap:14px;padding:36px;display:flex}.auth-brand{align-items:center;gap:14px;margin-bottom:4px;display:flex}.auth-title{font-family:var(--font-display);letter-spacing:-.03em;color:var(--text);font-size:1.5rem;font-weight:700}.auth-sub{color:var(--text-muted);margin-top:-8px;font-size:.9rem}.auth-tabs{background:var(--bg-raised);border:1px solid var(--border);border-radius:10px;grid-template-columns:1fr 1fr;gap:0;padding:4px;display:grid}.auth-tab{font-family:var(--font-body);color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:8px;padding:9px;font-size:.85rem;transition:all .2s}.auth-tab.active{color:var(--text);background:#fff;box-shadow:0 2px 8px #00000012}.auth-fields{flex-direction:column;gap:10px;display:flex}.auth-input{border:1px solid var(--border);width:100%;font-family:var(--font-body);color:var(--text);background:#fff;border-radius:10px;outline:none;padding:12px 14px;font-size:.9rem;transition:border-color .2s}.auth-input:focus{border-color:var(--accent)}.auth-input::placeholder{color:var(--text-faint)}.auth-submit{border-radius:10px;justify-content:center;width:100%;padding:13px;font-size:.88rem}.auth-submit:disabled{opacity:.6;cursor:not-allowed}.auth-error{color:#ef4444;background:#ef444414;border:1px solid #ef444440;border-radius:8px;padding:10px 14px;font-size:.84rem}.auth-divider{color:var(--text-faint);align-items:center;gap:12px;font-size:.78rem;display:flex}.auth-divider:before,.auth-divider:after{content:"";background:var(--border);flex:1;height:1px}.auth-google{border:1px solid var(--border);width:100%;font-family:var(--font-body);color:var(--text);cursor:pointer;background:#fff;border-radius:10px;justify-content:center;align-items:center;gap:10px;padding:12px;font-size:.88rem;transition:border-color .2s,background .2s;display:flex}.auth-google:hover{border-color:var(--border-hover);background:var(--bg-raised)}.sidebar-user{background:var(--accent-dim);border:1px solid #dcd3ee;border-radius:8px;justify-content:space-between;align-items:center;padding:8px 12px;display:flex}.sidebar-username{color:var(--accent);font-size:.78rem;font-family:var(--font-body);font-weight:500}.sidebar-signout{color:var(--accent);cursor:pointer;opacity:.7;background:0 0;border:none;align-items:center;padding:2px;transition:opacity .2s;display:flex}.sidebar-signout:hover{opacity: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-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}