.landing{font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:#1a1a1a;background:#fff}.landing-hero{background:#2d6a4f;color:#fff;padding:4rem 1.5rem 3.5rem;text-align:center}.landing-hero-inner{max-width:680px;margin:0 auto}.landing-headline{font-size:clamp(1.75rem,5vw,2.75rem);font-weight:800;line-height:1.2;margin:0 0 1rem;letter-spacing:-.02em}.landing-subheadline{font-size:clamp(1rem,2.5vw,1.2rem);font-weight:400;line-height:1.6;opacity:.9;margin:0 0 2rem}.landing-hero-cta{display:inline-block;background:#fff;color:#2d6a4f;font-weight:700;font-size:1.05rem;padding:.85rem 2rem;border-radius:8px;text-decoration:none;transition:opacity .15s;min-height:44px;line-height:1.4}.landing-hero-cta:hover{opacity:.9}.landing-problem{background:#f7faf8;padding:3.5rem 1.5rem;text-align:center}.landing-problem p{max-width:640px;margin:0 auto;font-size:1.05rem;line-height:1.7;color:#444}.landing-benefits{background:#fff;padding:2.5rem 1.5rem}.landing-benefits-inner{max-width:900px;margin:0 auto;display:grid;grid-template-columns:1fr;gap:1.25rem}@media (min-width: 640px){.landing-benefits-inner{grid-template-columns:repeat(3,1fr)}}.landing-benefit-card{background:#f8faf9;border:1px solid #e0ece7;border-radius:10px;padding:1.5rem}.landing-benefit-icon{font-size:1.75rem;margin-bottom:.6rem;display:block}.landing-benefit-heading{font-size:1rem;font-weight:700;color:#2d6a4f;margin:0 0 .4rem}.landing-benefit-body{font-size:.9rem;line-height:1.55;color:#555;margin:0}.landing-comparison{background:#eaf4ee;padding:2.5rem 1.5rem;text-align:center}.landing-comparison p{max-width:600px;margin:0 auto;font-size:1.05rem;font-style:italic;line-height:1.7;color:#2a5c43}.landing-cta{background:#2d6a4f;color:#fff;padding:3rem 1.5rem;text-align:center}.landing-cta-heading{font-size:clamp(1.2rem,3vw,1.6rem);font-weight:700;margin:0 0 1.5rem}.landing-cta-btn{display:inline-block;background:#fff;color:#2d6a4f;font-weight:700;font-size:1.1rem;padding:.9rem 2.25rem;border-radius:8px;text-decoration:none;min-height:44px;line-height:1.4;transition:opacity .15s}.landing-cta-btn:hover{opacity:.9}.landing-footer{padding:1.5rem 1.5rem 2rem;text-align:center;color:#888;font-size:.85rem;line-height:1.6}.setup-screen{max-width:var(--max-width);margin:0 auto;padding:2rem 1rem 4rem}.setup-screen h1{font-size:1.625rem;font-weight:700;color:var(--color-primary-dark);margin-bottom:2rem}.setup-section{margin-bottom:2rem}.setup-section h2{font-size:.9375rem;font-weight:600;color:var(--color-text);margin-bottom:.75rem}.selected-tags{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:.75rem;min-height:0}.tag{display:inline-flex;align-items:center;gap:.35rem;background:var(--color-primary);color:#fff;border-radius:100px;padding:.3rem .75rem;font-size:.875rem;font-weight:500;min-height:36px;transition:background .15s}.tag:hover{background:var(--color-primary-dark)}.lang-search{width:100%;padding:.625rem .875rem;border:1.5px solid var(--color-border);border-radius:var(--radius-sm);font-size:1rem;outline:none;background:var(--color-bg);margin-bottom:.5rem;min-height:44px}.lang-search:focus{border-color:var(--color-primary)}.lang-list{max-height:240px;overflow-y:auto;border:1.5px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-bg);overscroll-behavior:contain}.lang-item{display:flex;align-items:center;gap:.75rem;padding:.625rem 1rem;cursor:pointer;border-bottom:1px solid var(--color-border);min-height:44px;-webkit-user-select:none;user-select:none}.lang-item:last-child{border-bottom:none}.lang-item:hover{background:var(--color-surface)}.lang-item input[type=checkbox]{width:18px;height:18px;flex-shrink:0;cursor:pointer;accent-color:var(--color-primary)}.lang-item input[type=checkbox]:disabled{opacity:.35;cursor:not-allowed}.lang-item-name{flex:1;font-size:.9375rem}.lang-code{font-size:.75rem;color:var(--color-text-muted);font-variant-numeric:tabular-nums}.setup-section select{width:100%;padding:.625rem .875rem;border:1.5px solid var(--color-border);border-radius:var(--radius-sm);font-size:1rem;background:var(--color-bg);outline:none;min-height:44px;cursor:pointer;-webkit-appearance:auto;-moz-appearance:auto;appearance:auto;color:var(--color-text)}.setup-section select:focus{border-color:var(--color-primary)}.setup-field-hint{font-size:.8125rem;color:var(--color-text-muted);margin-top:.5rem;line-height:1.4}.setup-lang-hint{font-size:.8125rem;color:var(--color-text-muted);margin-top:.5rem}.setup-lang-hint--error{color:var(--color-error);font-weight:500}.setup-error{color:var(--color-error);background:var(--color-error-bg);border-radius:var(--radius-sm);padding:.75rem 1rem;margin-bottom:1.25rem;font-size:.875rem}.cta-btn{width:100%;padding:.875rem;background:var(--color-primary);color:#fff;border-radius:var(--radius);font-size:1.0625rem;font-weight:600;min-height:52px;transition:background .15s,opacity .15s}.cta-btn:hover:not(:disabled){background:var(--color-primary-dark)}.cta-btn:disabled{opacity:.45;cursor:not-allowed}@keyframes skeleton-shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.skeleton-block{background:linear-gradient(90deg,#e4e4e4 25%,#f0f0f0,#e4e4e4 75%);background-size:200% 100%;animation:skeleton-shimmer 1.5s ease-in-out infinite;border-radius:4px}.skeleton-card{background:var(--color-bg);border:1.5px solid var(--color-border);border-radius:var(--radius);padding:1rem;box-shadow:var(--shadow-sm)}.skeleton-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:.5rem}.skeleton-badge{height:12px;width:64px;border-radius:3px}.skeleton-speak-btn{width:44px;height:44px;border-radius:var(--radius-sm);margin-right:-.375rem;flex-shrink:0}.skeleton-text-line{height:16px;margin-bottom:.5rem}.skeleton-wide{width:82%}.skeleton-medium{width:60%}.skeleton-example-line{height:13px;margin-top:.25rem}.skeleton-long{width:88%}.skeleton-short{width:66%}.skeleton-footer-line{height:12px;width:88px;margin-top:1.25rem;border-top:none}.lang-switcher{display:flex;gap:.125rem;background:var(--color-surface);border-radius:var(--radius-sm);padding:.2rem;border:1px solid var(--color-border)}.lang-switch-btn{background:none;padding:.25rem .625rem;border-radius:4px;font-size:.8125rem;font-weight:600;color:var(--color-text-muted);min-height:32px;min-width:38px;transition:background .12s,color .12s}.lang-switch-btn.active{background:var(--color-primary);color:#fff}.lang-switch-btn:hover:not(.active){background:var(--color-border);color:var(--color-text)}.translation-card{background:var(--color-bg);border:1.5px solid var(--color-border);border-radius:var(--radius);padding:1rem;box-shadow:var(--shadow-sm)}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:.5rem}.lang-badge{font-size:.75rem;font-weight:700;color:var(--color-primary);text-transform:uppercase;letter-spacing:.05em}.speak-btn{background:none;font-size:1.125rem;width:44px;height:44px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;color:var(--color-text-muted);transition:background .12s;margin-right:-.375rem}.speak-btn:hover:not(:disabled){background:var(--color-surface)}.speak-btn:disabled{opacity:.35;cursor:not-allowed}.translation-text{font-size:1rem;line-height:1.65;color:var(--color-text)}.translation-example{font-size:.875rem;font-style:italic;color:var(--color-text-muted);line-height:1.55;margin-top:.375rem}.tell-more-btn{width:100%;background:none;border-top:1px solid var(--color-border);border-radius:0;padding:.5rem 0 0;margin-top:.75rem;min-height:32px;font-size:.8125rem;font-weight:500;color:var(--color-primary);text-align:left;transition:color .12s}.tell-more-btn:hover:not(:disabled){color:var(--color-primary-dark)}.tell-more-btn:disabled{color:var(--color-text-muted);cursor:default}.enrichment-panel{margin-top:.75rem;padding-top:.75rem;border-top:1px solid var(--color-border);display:flex;flex-direction:column;gap:1rem}.enrichment-section{display:flex;flex-direction:column;gap:.375rem}.enrichment-label{font-size:.6875rem;font-weight:700;text-transform:uppercase;letter-spacing:.07em;color:var(--color-primary)}.enrichment-text{font-size:.875rem;line-height:1.6;color:var(--color-text)}.enrichment-examples{list-style:none;display:flex;flex-direction:column;gap:.625rem}.enrichment-example-item{display:flex;flex-direction:column;gap:.2rem;padding:.5rem .625rem;background:var(--color-surface);border-radius:var(--radius-sm);border-left:3px solid var(--color-primary-light)}.enrichment-register-badge{font-size:.6875rem;font-weight:600;color:var(--color-primary-dark);text-transform:capitalize}.enrichment-example-sentence{font-size:.875rem;line-height:1.55;color:var(--color-text)}.enrichment-example-note{font-size:.8125rem;font-style:italic;color:var(--color-text-muted);line-height:1.45}.enrichment-skeleton{margin-top:.75rem;padding-top:.75rem;border-top:1px solid var(--color-border);display:flex;flex-direction:column;gap:.5rem}.enrichment-skeleton-line{height:13px;border-radius:3px}.enrichment-skeleton-wide{width:90%}.enrichment-skeleton-medium{width:70%}.enrichment-skeleton-narrow{width:50%}.enrichment-error{font-size:.8125rem;color:var(--color-error);margin-top:.5rem}.notes-panel{border:1.5px solid var(--color-border);border-radius:var(--radius);overflow:hidden}.notes-loading{padding:.75rem 1rem;min-height:48px;display:flex;align-items:center;font-size:.875rem;color:var(--color-text-muted)}.notes-toggle{width:100%;display:flex;align-items:center;justify-content:space-between;padding:.75rem 1rem;background:var(--color-surface);font-size:.9375rem;font-weight:600;color:var(--color-text);min-height:48px;border-radius:0;transition:background .12s}.notes-toggle:hover{background:var(--color-border)}.notes-arrow{font-size:.6875rem;color:var(--color-text-muted);transition:transform .2s}.notes-arrow.open{transform:rotate(180deg)}.notes-content{padding:1rem;font-size:.9375rem;line-height:1.7;color:var(--color-text);white-space:pre-wrap;background:var(--color-bg);border-top:1px solid var(--color-border)}.linguistic-notes-content{padding:1rem;font-size:.9375rem;line-height:1.7;color:var(--color-text);background:var(--color-bg);border-top:1px solid var(--color-border)}.query-answer h1,.query-answer h2,.query-answer h3,.linguistic-notes-content h1,.linguistic-notes-content h2,.linguistic-notes-content h3{color:#2d6a4f;margin:1rem 0 .5rem;font-size:1rem}.query-answer p,.linguistic-notes-content p{margin:.25rem 0}.query-answer ul,.query-answer ol,.linguistic-notes-content ul,.linguistic-notes-content ol{padding-left:1.5rem;margin:.25rem 0}.query-answer li,.linguistic-notes-content li{margin:0}.query-answer strong,.linguistic-notes-content strong{color:#1a1a1a}.tts-toast{position:fixed;bottom:1.5rem;left:50%;transform:translate(-50%) translateY(calc(100% + 1.5rem));background:#1a1a1a;color:#fff;padding:.625rem 1.25rem;border-radius:var(--radius);font-size:.9375rem;z-index:9999;opacity:0;pointer-events:none;white-space:nowrap;transition:transform .25s ease,opacity .25s ease}.tts-toast--visible{transform:translate(-50%) translateY(0);opacity:1}.install-banner{display:flex;align-items:center;gap:.75rem;padding:.625rem 1rem;background:#2d6a4f;color:#fff}.install-banner-text{flex:1;font-size:.875rem}.install-banner-btn{background:#fff;color:#2d6a4f;border:none;border-radius:6px;padding:.375rem .875rem;font-size:.8125rem;font-weight:600;cursor:pointer;white-space:nowrap;min-height:44px}.install-banner-dismiss{background:transparent;border:none;color:#fff;cursor:pointer;font-size:1.25rem;line-height:1;padding:.25rem .375rem;opacity:.8;min-width:44px;min-height:44px;display:flex;align-items:center;justify-content:center}.app-shell{display:flex;flex-direction:column;min-height:100dvh}.app-header{display:flex;justify-content:space-between;align-items:center;padding:.75rem 1rem;background:var(--color-bg);border-bottom:1px solid var(--color-border);position:sticky;top:0;z-index:20;gap:.5rem}.header-nav{display:flex;align-items:center;gap:.25rem}.app-name{font-size:1.25rem;font-weight:700;color:var(--color-primary)}.gaps-nav-link{font-size:.85rem;font-weight:600;color:var(--color-primary);text-decoration:none;padding:.25rem .625rem;border-radius:var(--radius-sm);min-height:44px;display:flex;align-items:center;white-space:nowrap}.gaps-nav-link:hover{background:var(--color-primary-bg)}.header-right{display:flex;align-items:center;justify-content:flex-end}.icon-btn{background:none;border-radius:var(--radius-sm);padding:.5rem;color:var(--color-text-muted);display:flex;align-items:center;justify-content:center;min-width:44px;min-height:44px;transition:background .15s,color .15s}.icon-btn:hover{background:var(--color-surface);color:var(--color-primary)}.app-main{flex:1;max-width:var(--max-width);width:100%;margin:0 auto;padding:1.5rem 1rem 3rem}.input-section{margin-bottom:1rem}.textarea-wrapper{position:relative}.main-textarea{width:100%;border:1.5px solid var(--color-border);border-radius:var(--radius);padding:.875rem 3.25rem 2.25rem .875rem;font-size:1rem;line-height:1.6;resize:none;outline:none;background:var(--color-bg);min-height:120px;color:var(--color-text);transition:border-color .15s}.main-textarea:focus{border-color:var(--color-primary)}.mic-btn{position:absolute;bottom:.5rem;right:.5rem;background:none;font-size:1.25rem;width:44px;height:44px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;color:var(--color-text-muted);transition:background .15s}.mic-btn:hover{background:var(--color-surface)}.mic-btn.recording{color:var(--color-error);animation:mic-pulse 1s ease-in-out infinite}@keyframes mic-pulse{0%,to{opacity:1}50%{opacity:.45}}.char-count{position:absolute;bottom:.625rem;left:.875rem;font-size:.75rem;color:var(--color-text-muted);pointer-events:none}.recording-indicator{margin-top:.5rem;font-size:.8125rem;color:var(--color-error);text-align:center}.translate-btn{width:100%;padding:.875rem;background:var(--color-primary);color:#fff;border-radius:var(--radius);font-size:1.0625rem;font-weight:600;min-height:52px;margin-bottom:1.5rem;transition:background .15s,opacity .15s}.translate-btn:hover:not(:disabled){background:var(--color-primary-dark)}.translate-btn:disabled{opacity:.45;cursor:not-allowed}.error-msg{color:var(--color-error);background:var(--color-error-bg);border-radius:var(--radius-sm);padding:.75rem 1rem;margin-bottom:1rem;font-size:.875rem}.results{display:flex;flex-direction:column;gap:.875rem}.results.fade-in,.card-enter{animation:fade-in .25s ease-out}.query-panel{background:var(--color-bg);border:1.5px solid var(--color-border);border-radius:var(--radius);padding:1rem;box-shadow:var(--shadow-sm);animation:fade-in .2s ease-out}.query-answer{font-size:.9375rem;line-height:1.7;color:var(--color-text);white-space:pre-wrap;margin-bottom:0}.practise-btn{display:inline-block;margin-top:1rem;padding:.5rem 1rem;background:var(--color-primary);color:#fff;border-radius:var(--radius-sm);font-size:.875rem;font-weight:600;min-height:44px;transition:background .15s}.practise-btn:hover{background:var(--color-primary-dark)}@keyframes fade-in{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.detected-badge{display:inline-block;background:var(--color-primary-bg);color:var(--color-primary-dark);border-radius:100px;padding:.3rem .875rem;font-size:.8125rem;font-weight:600;align-self:flex-start}.cards-grid{display:flex;flex-direction:column;gap:.75rem}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0000007a;z-index:100;display:flex;align-items:flex-start;justify-content:center;padding:1rem;overflow-y:auto;overscroll-behavior:contain}.modal-content{background:var(--color-bg);border-radius:var(--radius-lg);width:100%;max-width:var(--max-width);box-shadow:var(--shadow-lg);margin:auto}.gaps-shell{display:flex;flex-direction:column;min-height:100dvh}.gaps-header{display:flex;align-items:center;padding:.75rem 1rem;background:var(--color-bg);border-bottom:1px solid var(--color-border);position:sticky;top:0;z-index:20;gap:.75rem}.gaps-back-btn{display:flex;align-items:center;gap:.25rem;font-size:.875rem;font-weight:500;color:var(--color-primary);background:none;border:none;padding:.25rem .5rem;border-radius:var(--radius-sm);text-decoration:none;min-height:44px}.gaps-back-btn:hover{background:var(--color-primary-bg)}.gaps-header-title{font-size:1.1rem;font-weight:700;color:var(--color-primary)}.gaps-main{flex:1;max-width:var(--max-width);width:100%;margin:0 auto;padding:1.25rem 1rem 2rem;display:flex;flex-direction:column;gap:1.5rem}.gaps-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:1.25rem}.gaps-card-title{font-size:.8rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--color-text-muted);margin-bottom:.875rem}.gaps-stats-row{display:flex;gap:1rem;align-items:flex-start;flex-wrap:wrap}.gaps-stat-block{display:flex;flex-direction:column;gap:.125rem}.gaps-stat-number{font-size:2rem;font-weight:800;color:var(--color-primary);line-height:1}.gaps-stat-label{font-size:.8rem;color:var(--color-text-muted)}.gaps-pill-row{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:.25rem}.gaps-pill{font-size:.8rem;font-weight:600;padding:.25rem .625rem;border-radius:999px;background:var(--color-primary-bg);color:var(--color-primary-dark)}.gaps-pill.rank-1{background:var(--color-primary);color:#fff}.gaps-interpretation{font-size:.975rem;line-height:1.65;color:var(--color-text);white-space:pre-line}.gaps-focus-tags{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1rem}.gaps-focus-tag{font-size:.8rem;padding:.3rem .75rem;border-radius:999px;border:1.5px solid var(--color-primary-light);color:var(--color-primary-dark);background:var(--color-bg);cursor:pointer;transition:background .1s,border-color .1s;min-height:44px;display:flex;align-items:center}.gaps-focus-tag.selected{background:var(--color-primary);border-color:var(--color-primary);color:#fff}.gaps-feedback-btns{display:flex;gap:.75rem;flex-wrap:wrap;margin-bottom:1rem}.gaps-feedback-btn{flex:1;min-width:140px;padding:.625rem 1rem;border-radius:var(--radius-sm);font-size:.9rem;font-weight:500;background:var(--color-surface);border:1.5px solid var(--color-border);color:var(--color-text);transition:border-color .1s,background .1s}.gaps-feedback-btn.active-yes{border-color:var(--color-primary);background:var(--color-primary-bg);color:var(--color-primary-dark)}.gaps-feedback-btn.active-no{border-color:var(--color-error);background:var(--color-error-bg);color:var(--color-error)}.gaps-textarea{width:100%;padding:.625rem .75rem;border:1.5px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-bg);resize:vertical;min-height:80px;font-size:.9rem;color:var(--color-text);margin-bottom:1rem}.gaps-textarea:focus{outline:none;border-color:var(--color-primary)}.gaps-save-btn{background:var(--color-primary);color:#fff;padding:.75rem 1.5rem;border-radius:var(--radius-sm);font-size:.95rem;font-weight:600;width:100%;transition:background .15s}.gaps-save-btn:hover:not(:disabled){background:var(--color-primary-dark)}.gaps-save-btn:disabled{opacity:.55;cursor:default}.gaps-saved-msg{font-size:.9rem;color:var(--color-primary);font-weight:600;text-align:center;padding:.75rem}.gaps-breakdown-toggle{display:flex;align-items:center;justify-content:space-between;background:none;border:none;width:100%;padding:0;font-size:.8rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--color-text-muted);cursor:pointer;min-height:44px}.gaps-bar-row{display:flex;align-items:center;gap:.625rem;margin-bottom:.5rem}.gaps-bar-label{font-size:.8rem;color:var(--color-text);min-width:140px;text-transform:capitalize}.gaps-bar-track{flex:1;height:10px;background:var(--color-border);border-radius:999px;overflow:hidden}.gaps-bar-fill{height:100%;background:var(--color-primary);border-radius:999px;transition:width .3s ease}.gaps-bar-count{font-size:.8rem;color:var(--color-text-muted);min-width:24px;text-align:right}.gaps-sk-title{height:11px;width:40%;border-radius:3px;margin-bottom:.875rem}.gaps-sk-stat{display:flex;flex-direction:column;gap:.375rem}.gaps-sk-stat-number{height:32px;width:48px;border-radius:4px}.gaps-sk-stat-label{height:11px;width:80px;border-radius:3px}.gaps-sk-pills{height:24px;width:160px;border-radius:999px;margin-top:.25rem}.gaps-sk-pill-single{height:24px;width:80px;border-radius:999px;margin-top:.25rem}.gaps-sk-lines{display:flex;flex-direction:column;gap:.625rem}.gaps-sk-line{height:14px;border-radius:3px}.gaps-sk-line-full{width:100%}.gaps-sk-line-wide{width:85%}.gaps-sk-line-medium{width:65%}.gaps-sk-bar-label{height:11px;min-width:140px;width:140px;border-radius:3px}.gaps-sk-bar-fill{height:10px;border-radius:999px}.gaps-sk-bar-count{height:11px;min-width:24px;width:24px;border-radius:3px}.gaps-loading{text-align:center;padding:3rem 1rem;color:var(--color-text-muted);font-size:.95rem}.gaps-empty{text-align:center;padding:2.5rem 1rem;color:var(--color-text-muted);font-size:.95rem;line-height:1.6;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius)}.gaps-error{color:var(--color-error);background:var(--color-error-bg);border-radius:var(--radius-sm);padding:.75rem 1rem;font-size:.9rem}.practice-shell{display:flex;flex-direction:column;min-height:100dvh}.practice-header{display:flex;align-items:center;padding:.75rem 1rem;background:var(--color-bg);border-bottom:1px solid var(--color-border);position:sticky;top:0;z-index:20;gap:.75rem}.practice-main{flex:1;max-width:var(--max-width);width:100%;margin:0 auto;padding:1.25rem 1rem 2rem}.practice-loading{display:flex;flex-direction:column;align-items:center;gap:1.25rem;padding:3rem 1rem}.practice-spinner{width:44px;height:44px;border:3px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.practice-loading-text{color:var(--color-text-muted);font-size:1rem;text-align:center}.practice-error-card{background:var(--color-error-bg);border:1px solid #FECACA;border-radius:var(--radius);padding:1.5rem;display:flex;flex-direction:column;gap:1rem;align-items:flex-start}.practice-error-msg{color:var(--color-error);font-size:.95rem}.practice-exercise-card,.practice-result-card,.practice-summary-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:1.5rem;display:flex;flex-direction:column;gap:1rem;box-shadow:var(--shadow-sm)}.practice-ex-header{display:flex;align-items:center;gap:.75rem;flex-wrap:wrap}.practice-progress{font-size:.875rem;color:var(--color-text-muted);flex:1}.practice-running-score{font-size:.9rem;font-weight:600;color:var(--color-primary)}.practice-stop-btn{font-size:.8rem;color:var(--color-text-muted);background:none;border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:.25rem .75rem;min-height:32px;min-width:auto;transition:color .15s,border-color .15s}.practice-stop-btn:hover{color:var(--color-error);border-color:var(--color-error)}.practice-type-badge{display:inline-block;background:var(--color-primary-bg);color:var(--color-primary-dark);font-size:.75rem;font-weight:600;letter-spacing:.03em;text-transform:uppercase;padding:.25rem .6rem;border-radius:var(--radius-sm);align-self:flex-start}.practice-instruction{font-size:.95rem;color:var(--color-text-muted);line-height:1.5}.practice-sentence{font-size:1.1rem;line-height:1.7;font-weight:500}.practice-blank{display:inline-block;min-width:80px;border-bottom:2px solid var(--color-primary);color:var(--color-primary);font-weight:700;padding:0 4px}.practice-hint{font-size:.85rem;color:var(--color-text-muted);font-style:italic}.practice-text-input{width:100%;padding:.75rem 1rem;border:1px solid var(--color-border);border-radius:var(--radius-sm);font-size:1rem;background:var(--color-bg);color:var(--color-text);transition:border-color .15s}.practice-text-input:focus{outline:none;border-color:var(--color-primary)}.practice-source-text{font-size:1.15rem;font-weight:600;line-height:1.5;padding:.75rem 1rem;background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-sm)}.practice-textarea{width:100%;padding:.75rem 1rem;border:1px solid var(--color-border);border-radius:var(--radius-sm);font-size:1rem;background:var(--color-bg);color:var(--color-text);resize:vertical;min-height:80px;transition:border-color .15s}.practice-textarea:focus{outline:none;border-color:var(--color-primary)}.practice-options{display:flex;flex-direction:column;gap:.6rem}.practice-option{width:100%;text-align:left;padding:.75rem 1rem;background:var(--color-bg);border:1.5px solid var(--color-border);border-radius:var(--radius-sm);font-size:1rem;min-height:48px;transition:border-color .15s,background .15s}.practice-option:hover{border-color:var(--color-primary-light)}.practice-option.selected{border-color:var(--color-primary);background:var(--color-primary-bg);color:var(--color-primary-dark);font-weight:500}.practice-btn-primary{background:var(--color-primary);color:#fff;border:none;border-radius:var(--radius-sm);padding:.75rem 1.5rem;font-size:1rem;font-weight:600;min-height:48px;transition:background .15s,opacity .15s;align-self:stretch}.practice-btn-primary:hover:not(:disabled){background:var(--color-primary-dark)}.practice-btn-primary:disabled{opacity:.5;cursor:not-allowed}.practice-btn-secondary{display:flex;align-items:center;justify-content:center;background:none;color:var(--color-primary);border:1.5px solid var(--color-primary);border-radius:var(--radius-sm);padding:.75rem 1.5rem;font-size:1rem;font-weight:600;min-height:48px;text-decoration:none;transition:background .15s;align-self:stretch}.practice-btn-secondary:hover{background:var(--color-primary-bg)}.practice-eval-error{font-size:.875rem;color:var(--color-error)}.practice-result-icon{font-size:3rem;font-weight:700;text-align:center;line-height:1}.practice-result-icon.correct{color:var(--color-primary)}.practice-result-icon.incorrect{color:var(--color-error)}.practice-result-score{font-size:2.5rem;font-weight:800;text-align:center;color:var(--color-text)}.practice-result-score span{font-size:1.2rem;font-weight:500;color:var(--color-text-muted)}.practice-result-verdict{text-align:center;font-size:1rem;font-weight:600;letter-spacing:.03em;text-transform:uppercase}.practice-result-verdict.correct{color:var(--color-primary)}.practice-result-verdict.incorrect{color:var(--color-error)}.practice-result-section{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:.75rem 1rem}.practice-result-explanation{border-color:var(--color-primary-bg);background:var(--color-primary-bg)}.practice-result-tip{border-color:#fef3c7;background:#fffbeb}.practice-result-text{font-size:.95rem;line-height:1.6;color:var(--color-text)}.practice-summary-title{font-size:1.3rem;font-weight:700;text-align:center}.practice-summary-score{font-size:4rem;font-weight:800;text-align:center;color:var(--color-primary);line-height:1}.practice-summary-score-unit{font-size:1.5rem;font-weight:500;color:var(--color-text-muted)}.practice-summary-completed{text-align:center;font-size:.95rem;color:var(--color-text-muted)}.practice-summary-feedback{text-align:center;font-size:1rem;font-weight:500;color:var(--color-text)}.practice-summary-focus{font-size:.875rem;color:var(--color-text-muted);text-align:center;font-style:italic}.practice-summary-list{display:flex;flex-direction:column;gap:.4rem;margin-top:.25rem}.practice-summary-row{display:flex;justify-content:space-between;align-items:center;padding:.4rem .75rem;background:var(--color-bg);border-radius:var(--radius-sm);border:1px solid var(--color-border);font-size:.9rem}.practice-summary-ex-label{color:var(--color-text-muted)}.practice-summary-ex-score{font-weight:700}.practice-summary-ex-score.correct{color:var(--color-primary)}.practice-summary-ex-score.incorrect{color:var(--color-error)}.practice-summary-actions{display:flex;flex-direction:column;gap:.75rem;margin-top:.5rem}.practice-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;display:flex;align-items:center;justify-content:center;z-index:100;padding:1rem}.practice-dialog{background:var(--color-bg);border-radius:var(--radius-lg);padding:2rem 1.5rem;max-width:380px;width:100%;box-shadow:var(--shadow-lg);display:flex;flex-direction:column;gap:1.5rem}.practice-dialog-msg{font-size:1.05rem;font-weight:500;text-align:center;line-height:1.5}.practice-dialog-btns{display:flex;flex-direction:column;gap:.75rem}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--color-primary: #2D6A4F;--color-primary-dark: #1B4332;--color-primary-light:#52B788;--color-primary-bg: #D8F3DC;--color-bg: #FFFFFF;--color-surface: #F8FAFB;--color-text: #111827;--color-text-muted: #6B7280;--color-border: #E5E7EB;--color-error: #DC2626;--color-error-bg: #FEF2F2;--radius-sm: 6px;--radius: 12px;--radius-lg: 16px;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .07);--shadow: 0 2px 8px rgba(0, 0, 0, .1);--shadow-lg: 0 4px 20px rgba(0, 0, 0, .14);--font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--max-width: 640px}html{font-family:var(--font);font-size:16px;-webkit-text-size-adjust:100%;text-size-adjust:100%}body{background:var(--color-bg);color:var(--color-text);line-height:1.5;min-height:100dvh;-webkit-font-smoothing:antialiased}button{font-family:inherit;cursor:pointer;border:none}input,textarea,select{font-family:inherit;font-size:1rem}button,[role=button]{min-height:44px;min-width:44px}