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#0000002e;text-align:center}.ia-chat-box{background:#181818;border-radius:.7rem;padding:1rem;min-height:180px;max-height:300px;overflow-y:auto;margin-bottom:1rem;text-align:left}.ia-msg{margin-bottom:.7rem;padding:.5rem 1rem;border-radius:1.2rem;display:inline-block;max-width:90%;word-break:break-word}.ia-msg-ia{background:#4f8cff;color:#fff;align-self:flex-start}.ia-msg-user{background:#fff;color:#232323;align-self:flex-end;margin-left:auto}.ia-chat-input{display:flex;gap:.5rem;margin-top:1rem}.ia-chat-input input{flex:1;border-radius:1.2rem;border:1px solid #4f8cff;padding:.6rem 1rem;font-size:1.1rem}.ia-chat-input button{background:#4f8cff;color:#fff;border:none;border-radius:1.2rem;padding:.6rem 1.5rem;font-size:1.1rem;cursor:pointer;transition:background .2s}.ia-chat-input button:hover{background:#3566b8}.ia-vortex-tts-panel{max-width:500px;margin:2.5rem auto;background:#232323;border-radius:1.2rem;padding:2rem 2.5rem;box-shadow:0 2px 12px #0000002e;text-align:center}.tts-form textarea{width:100%;border-radius:.7rem;border:1px solid #4f8cff;padding:.7rem;font-size:1.1rem;margin-bottom:1rem;resize:vertical}.tts-form button{background:#4f8cff;color:#fff;border:none;border-radius:1.5rem;padding:.7rem 2.2rem;font-size:1.1rem;cursor:pointer;transition:background .2s}.tts-form button:disabled{background:#b3cfff;cursor:not-allowed}.tts-form button:hover:not(:disabled){background:#3566b8}.tts-audio-result{margin-top:1.5rem}.tts-success{color:#43a047;font-weight:700;margin-top:.7rem}.payment-result{max-width:400px;margin:3rem auto;background:#232323;border-radius:1.2rem;padding:2rem 2.5rem;box-shadow:0 2px 12px #0000002e;text-align:center}.payment-result.success{border:2px solid #43a047}.payment-result.failure{border:2px solid #e53935}.payment-result.pending{border:2px solid #ffa726}.payment-icon{font-size:3rem;margin:1rem 0}.payment-details{margin-bottom:1.5rem;color:#fff}.payment-btn{background:#4f8cff;color:#fff;border:none;border-radius:1.5rem;padding:.7rem 2.2rem;font-size:1.1rem;cursor:pointer;margin-top:1rem;transition:background .2s}.payment-btn:hover{background:#3566b8}.bibliografia-container{width:100%;padding:1rem;background-color:#000;color:#1c1c33;min-height:90vh;transition:background-color var(--transition-normal),color var(--transition-normal);display:flex;flex-direction:column;align-items:center}.bibliografia-container h2{color:var(--primary-color);font-size:2.5rem;font-weight:700;margin-bottom:var(--spacing-lg);text-align:center}.bibliografia-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(380px,1fr));gap:20px;margin-bottom:30px;width:100%;max-width:1600px}.bibliografia-card{background:var(--bg-tertiary);border-radius:var(--border-radius-lg);box-shadow:var(--shadow-md);padding:var(--spacing-xl);margin-bottom:var(--spacing-lg);transition:box-shadow var(--transition-speed) var(--transition-ease)}.bibliografia-card:hover{transform:translateY(-5px);box-shadow:0 10px 25px #0000001a}.bibliografia-content{padding:1.5rem;display:flex;flex-direction:column;align-items:center;text-align:center;width:100%}.bibliografia-icon{font-size:2.5rem;margin-bottom:1rem;color:#00754a}.bibliografia-content h3{font-size:1.5rem;font-weight:600;margin-bottom:.75rem;color:#212121}.bibliografia-content p{color:#666;line-height:1.5;margin-bottom:1.25rem}@media (prefers-color-scheme: dark){.bibliografia-container h2{color:#fff}.bibliografia-card{background-color:#212121}.bibliografia-content h3{color:#f1f1f1}.bibliografia-content p{color:#aaa}}@media (max-width: 768px){.bibliografia-container{padding:1rem}.bibliografia-grid{grid-template-columns:1fr;gap:1rem}}.login-container{min-height:50vh;display:flex;align-items:center;justify-content:center;padding:5rem 1}.login-box{background:#232323;border-radius:6.2rem;box-shadow:0 2px 16px #00000038;padding:3.5rem 1.5rem 4rem 2.5rem;min-width:520px;max-width:400px;width:100%;margin:0 auto}.login-box h3{margin-bottom:1rem}.form-group{margin-bottom:.5rem}.submit-button{margin-top:1.5rem;padding:1rem 5;font-size:1.5rem}:root{--primary: #000000;--secondary: #ffffff;--accent: #ff6b35;--accent-hover: #e55a2b;--bg-primary: #000000;--bg-secondary: #111111;--bg-tertiary: #1a1a1a;--text-primary: #ffffff;--text-secondary: #a1a1a1;--text-muted: #666666;--border: #333333;--border-light: #444444;--font-primary: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-secondary: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--spacing-2xl: 48px;--spacing-3xl: 64px;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .1);--shadow-md: 0 4px 6px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .1);--transition-fast: .15s ease;--transition-normal: .3s ease;--transition-slow: .5s ease;--container-max-width: 1200px;--container-padding: var(--spacing-md);--primary: #7fa4d8;--primary-dark: #0069cc;--surface-dark: #1f1f1f;--background-dark: #121212;--success: #10b981;--error: #ef4444;--warning: #f59e0b;--font-size-sm: .875rem;--font-size-md: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem}