:root{--app-bg: var(--tg-theme-bg-color, #f1f5f9);--app-surface: var(--tg-theme-secondary-bg-color, #ffffff);--app-border: var(--tg-theme-hint-color, #e2e8f0);--app-muted: #64748b;--app-accent: var(--tg-theme-button-color, #6366f1);--app-accent-soft: rgba(99, 102, 241, .12);--app-text: var(--tg-theme-text-color, #0f172a);--app-btn-text: var(--tg-theme-button-text-color, #ffffff);--app-font: "Inter", system-ui, sans-serif;--radius: 12px;--radius-lg: 16px;--shadow: 0 1px 3px rgba(0, 0, 0, .08);--shadow-md: 0 4px 12px rgba(0, 0, 0, .1)}*{margin:0;padding:0;box-sizing:border-box}html{-webkit-tap-highlight-color:transparent;overflow-x:hidden}body{font-family:var(--app-font);-webkit-font-smoothing:antialiased;background:var(--app-bg);color:var(--app-text);min-height:100vh;line-height:1.5;font-size:16px;overflow-x:hidden}#root{min-height:100vh;min-width:0;overflow-x:hidden;padding-bottom:env(safe-area-inset-bottom,0)}button{font-family:inherit;cursor:pointer;-webkit-tap-highlight-color:transparent}button:disabled{cursor:not-allowed;opacity:.6}input,textarea,select{font-family:inherit;font-size:16px}input::placeholder,textarea::placeholder{color:var(--app-muted);opacity:.8}.page{min-height:100vh;width:100%;min-width:0;overflow-x:hidden;background:var(--app-bg)}.page__main{margin:0 auto;width:100%;max-width:min(100%,26rem);padding-left:1rem;padding-right:1rem;padding-top:calc(1.5rem + env(safe-area-inset-top,0));padding-bottom:calc(2rem + env(safe-area-inset-bottom,0))}.page__main--compact{padding-top:calc(1rem + env(safe-area-inset-top,0))}.page-title{font-size:1.25rem;font-weight:700;color:var(--app-text);margin-bottom:.75rem}.page-subtitle{font-size:.875rem;color:var(--app-muted);margin-bottom:1.5rem}.section-title{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--app-muted);margin-bottom:.75rem}.card{background:var(--app-surface);border:1px solid var(--app-border);border-radius:var(--radius-lg);padding:1rem;box-shadow:var(--shadow)}.card--balance{display:flex;align-items:center;justify-content:space-between;gap:1rem;cursor:pointer;transition:box-shadow .2s}.card--balance:active{opacity:.95}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1rem;border-radius:var(--radius);font-weight:600;font-size:1rem;border:none;transition:opacity 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1rem;border:1px solid var(--app-border);border-radius:var(--radius);background:var(--app-surface);color:var(--app-text);font-size:16px;outline:none;transition:border-color .2s,box-shadow .2s}.form-input:focus,.form-textarea:focus,.form-select:focus{border-color:var(--app-accent);box-shadow:0 0 0 3px var(--app-accent-soft)}.form-textarea{resize:vertical;min-height:100px}.form-hint{font-size:.75rem;color:var(--app-muted);margin-top:.25rem;text-align:right}.chip-group{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:.5rem}.chip{padding:.5rem 1rem;border-radius:var(--radius);font-size:.875rem;font-weight:500;border:1px solid var(--app-border);background:var(--app-surface);color:var(--app-text);transition:background .2s,border-color .2s,color 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var(--app-border);border-radius:var(--radius);box-shadow:var(--shadow-md);z-index:20}.model-bar__dropdown-item{display:flex;align-items:center;justify-content:space-between;width:100%;padding:.5rem 1rem;border:none;background:none;font-size:.875rem;color:var(--app-text);cursor:pointer;text-align:left;transition:background .15s}.model-bar__dropdown-item:hover{background:var(--app-accent-soft)}.model-bar__price{margin-left:auto;font-size:.75rem;color:var(--app-muted)}.loading-wrap{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1rem;min-height:60vh;padding:2rem}.spinner{width:2.5rem;height:2.5rem;border:2px solid var(--app-accent);border-top-color:transparent;border-radius:50%;animation:spin .8s linear infinite}@keyframes 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solid var(--app-border);background:var(--app-bg);padding:1rem;padding-bottom:calc(1rem + env(safe-area-inset-bottom,0))}.message{max-width:85%;padding:.75rem 1rem;border-radius:var(--radius-lg);font-size:15px;line-height:1.5}.message--user{align-self:flex-end;margin-left:auto;background:var(--app-accent);color:var(--app-btn-text)}.message--assistant{align-self:flex-start;margin-right:auto;background:var(--app-surface);border:1px solid var(--app-border)}.message__time{font-size:.75rem;opacity:.8;margin-top:.25rem}.empty-state{text-align:center;padding:2rem 1rem}.empty-state__title{font-size:1.125rem;font-weight:600;color:var(--app-text);margin-bottom:.25rem}.empty-state__text{font-size:.875rem;color:var(--app-muted)}.error-box{padding:.75rem 1rem;border-radius:var(--radius);border:1px solid #fecaca;background:#fef2f2;color:#b91c1c;font-size:.875rem}.method-list{display:flex;flex-direction:column;gap:.5rem}.method-item{display:flex;align-items:center;gap:1rem;width:100%;padding:1rem;text-align:left;background:var(--app-surface);border:1px solid var(--app-border);border-radius:var(--radius-lg);box-shadow:var(--shadow);transition:border-color 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.2s}.upload-zone:hover{border-color:var(--app-accent)}.upload-zone input{display:none}.ref-list{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:.5rem}.ref-item{position:relative}.ref-item img{width:5rem;height:5rem;object-fit:cover;border-radius:8px}.ref-remove{position:absolute;top:-4px;right:-4px;width:1.5rem;height:1.5rem;border-radius:50%;background:#ef4444;color:#fff;border:none;font-size:1rem;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center}.images-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:.75rem;margin-top:1rem}.image-card{overflow:hidden;border-radius:var(--radius);border:1px solid var(--app-border);background:var(--app-surface);box-shadow:var(--shadow)}.image-card 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audio{width:100%;margin-bottom:.75rem}.result-box .btn--primary{margin-top:0}.section{margin-bottom:1.5rem}.section--large{margin-top:2rem}