@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&display=swap";
:root{--bg-color:#f8fafc;--text-color:#0f172a;--text-muted:#64748b;--border-color:#e2e8f0;--card-bg:#fff;--primary-color:#3b82f6;--primary-hover:#2563eb;--primary-text:#fff;--error-color:#ef4444;--error-bg:#fef2f2;--success-color:#10b981;--radius:12px;--shadow:0 4px 6px -1px #0000000d, 0 2px 4px -2px #0000000d;--shadow-hover:0 10px 15px -3px #0000001a, 0 4px 6px -4px #0000001a;--transition:all .2s ease-in-out;--glass-bg:#ffffffb3;--glass-border:#ffffff80}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-color);-webkit-font-smoothing:antialiased;min-height:100vh;transition:background-color var(--transition), color var(--transition);flex-direction:column;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.5;display:flex}header{-webkit-backdrop-filter:blur(12px);background-color:var(--glass-bg);border-bottom:1px solid var(--border-color);z-index:50;position:sticky;top:0}.header-container{justify-content:space-between;align-items:center;max-width:1600px;margin:0 auto;padding:1rem 1.5rem;display:flex}.logo{color:var(--text-color);align-items:center;gap:.5rem;font-size:1.25rem;font-weight:600;text-decoration:none;display:flex}.nav-links{gap:1.5rem;display:flex}.nav-links a{color:var(--text-muted);transition:var(--transition);font-size:.95rem;font-weight:500;text-decoration:none}.nav-links a:hover{color:var(--text-color)}main{flex-direction:column;flex:1;align-items:center;width:100%;max-width:1600px;margin:0 auto;padding:3rem 1.5rem;display:flex}.hero{text-align:center;margin-bottom:3rem;animation:.5s ease-out fadeInDown}.hero h1{letter-spacing:-.025em;background:linear-gradient(135deg, var(--text-color) 0%, var(--primary-color) 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin-bottom:1rem;font-size:2.5rem;font-weight:600}.hero p{color:var(--text-muted);max-width:600px;margin:0 auto;font-size:1.125rem}.translator-container{flex-direction:column;flex:1;gap:1.5rem;width:100%;max-width:1400px;min-height:500px;animation:.5s ease-out fadeInUp;display:flex}.panels-wrapper{flex:1;grid-template-columns:1fr 1fr;align-items:stretch;gap:1.5rem;display:grid}@media (max-width:768px){.panels-wrapper{grid-template-columns:1fr}.translator-container{min-height:auto}.panel{min-height:400px}}.panel{background-color:var(--card-bg);border:1px solid var(--border-color);border-radius:var(--radius);box-shadow:var(--shadow);transition:var(--transition);flex-direction:column;height:100%;display:flex;overflow:hidden}.panel:focus-within{border-color:var(--primary-color);box-shadow:0 0 0 1px var(--primary-color), var(--shadow-hover)}.panel-header{border-bottom:1px solid var(--border-color);background-color:#00000003;justify-content:space-between;align-items:center;padding:1rem 1.25rem;display:flex}.language-label{color:var(--text-color);font-size:.95rem;font-weight:600}.panel-body{flex-direction:column;flex:1;padding:1.25rem;display:flex;position:relative;overflow:hidden}.rich-editor{outline:none;flex:1;width:100%;font-size:1.125rem;line-height:1.75;overflow-y:auto}.rich-editor:empty:before{content:attr(data-placeholder);color:var(--text-muted);opacity:.7}.rich-editor h1,.rich-editor h2,.rich-editor h3,.rich-editor h4,.rich-editor h5,.rich-editor h6{color:var(--text-color);font-weight:600}.rich-editor h1{margin-top:0;margin-bottom:.6em;font-size:2.25rem;line-height:1.15}.rich-editor h2{margin-top:1.8em;margin-bottom:.65em;font-size:1.875rem;line-height:1.25}.rich-editor h3{margin-top:1.5em;margin-bottom:.55em;font-size:1.5rem;line-height:1.3}.rich-editor h4{margin-top:1.3em;margin-bottom:.5em;font-size:1.25rem;line-height:1.3}.rich-editor p{margin:0 0 1.1em}.rich-editor ul,.rich-editor ol{margin-top:.6em;margin-bottom:1.1em;padding-left:1.8em}.rich-editor 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hr{border:none;border-top:1px solid var(--border-color);margin:2em 0}.rich-editor:last-child,.rich-editor>:last-child{margin-bottom:0}.translation-result{width:100%;color:var(--text-color);flex:1;font-size:1.125rem;line-height:1.6;overflow-y:auto}.translation-empty{color:var(--text-muted);opacity:.7;justify-content:center;align-items:center;height:100%;font-style:italic;display:flex}.panel-footer{border-top:1px solid var(--border-color);background-color:#00000003;justify-content:space-between;align-items:center;padding:.75rem 1.25rem;display:flex}.char-counter{color:var(--text-muted);font-size:.85rem}.char-counter.limit-reached{color:var(--error-color);font-weight:500}.actions{gap:.5rem;display:flex}.icon-button{color:var(--text-muted);cursor:pointer;transition:var(--transition);background:0 0;border:none;border-radius:6px;justify-content:center;align-items:center;padding:.4rem;display:flex}.icon-button:hover{background-color:var(--border-color);color:var(--text-color)}.icon-button:disabled{opacity:.5;cursor:not-allowed}.translate-btn-wrapper{justify-content:center;margin-top:1rem;display:flex}.btn-primary{background-color:var(--primary-color);color:var(--primary-text);cursor:pointer;transition:var(--transition);border:none;border-radius:99px;justify-content:center;align-items:center;gap:.5rem;padding:.875rem 2.5rem;font-size:1rem;font-weight:600;display:flex;box-shadow:0 4px 14px #3b82f663}.btn-primary:hover:not(:disabled){background-color:var(--primary-hover);transform:translateY(-1px);box-shadow:0 6px 20px #3b82f666}.btn-primary:active:not(:disabled){transform:translateY(1px)}.btn-primary:disabled{opacity:.7;cursor:not-allowed}.toast-container{z-index:100;flex-direction:column;gap:.5rem;display:flex;position:fixed;bottom:2rem;left:50%;transform:translate(-50%)}.toast{background-color:var(--text-color);color:var(--bg-color);box-shadow:var(--shadow-hover);border-radius:99px;padding:.75rem 1.5rem;font-size:.9rem;font-weight:500;animation:.3s ease-out slideUp}.error-message{background-color:var(--error-bg);color:var(--error-color);border-radius:var(--radius);align-items:center;gap:.5rem;margin-top:1rem;padding:1rem;font-size:.95rem;animation:.3s ease-out fadeIn;display:flex}footer{text-align:center;color:var(--text-muted);border-top:1px solid var(--border-color);margin-top:auto;padding:2rem;font-size:.85rem}.privacy-note{justify-content:center;align-items:center;gap:.4rem;margin-top:.5rem;display:flex}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.spinner{border:2px solid #ffffff4d;border-top-color:#fff;border-radius:50%;width:18px;height:18px;animation:1s ease-in-out infinite spin}@keyframes spin{to{transform:rotate(360deg)}}