.modern-upload{background:linear-gradient(135deg,#f8f9ff,#fff);border-radius:20px;padding:0;box-shadow:0 8px 32px #667eea1a}.modern-dropzone{background:#fff;border:3px dashed #e2e8f0;border-radius:20px;padding:50px 30px;text-align:center;transition:all .4s ease;position:relative;overflow:hidden}.modern-dropzone:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,#667eea0d,#764ba20d);opacity:0;transition:opacity .4s ease;pointer-events:none}.modern-dropzone:hover{border-color:#667eea;transform:translateY(-5px);box-shadow:0 12px 40px #667eea26}.modern-dropzone:hover:before{opacity:1}.modern-dropzone.dragover{border-color:#667eea;background:linear-gradient(135deg,#667eea1a,#764ba21a);transform:scale(1.02)}.upload-icon-container{position:relative;display:inline-block;margin-bottom:25px}.upload-icon-container i{font-size:80px;background:linear-gradient(135deg,#667eea,#764ba2);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:float 3s ease-in-out infinite}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.upload-icon-pulse{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:100px;height:100px;background:radial-gradient(circle,rgba(102,126,234,.2) 0%,transparent 70%);border-radius:50%;animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,to{transform:translate(-50%,-50%) scale(.8);opacity:.5}50%{transform:translate(-50%,-50%) scale(1.2);opacity:0}}.upload-title{font-size:28px;font-weight:700;color:#1e293b;margin-bottom:12px}.upload-description{font-size:16px;color:#64748b;margin-bottom:30px}.upload-info-cards{display:flex;justify-content:center;gap:20px;margin-bottom:35px;flex-wrap:wrap}.info-card{display:flex;align-items:center;gap:10px;padding:12px 24px;background:linear-gradient(135deg,#667eea,#764ba2);border:2px solid linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-radius:12px;font-size:14px;color:#fff;transition:all .3s ease}.info-card i{color:#667eea;font-size:18px;margin-bottom:0}.info-card:hover{border-color:#667eea;transform:translateY(-2px);box-shadow:0 4px 12px #667eea26}.modern-upload-btn{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;padding:16px 40px;border-radius:14px;font-size:16px;font-weight:600;cursor:pointer;transition:all .3s ease;display:inline-flex;align-items:center;gap:12px;box-shadow:0 8px 24px #667eea4d;position:relative}.modern-upload-btn:hover{transform:translateY(-3px);box-shadow:0 12px 32px #667eea66}.modern-upload-btn:active{transform:translateY(-1px)}.modern-upload-btn i{font-size:18px;color:#fff;background:#fff3;padding:10px;border-radius:8px;transition:all .3s ease;display:flex;align-items:center;justify-content:center;width:20px;height:20px;margin-bottom:0}.modern-upload-btn:hover i{background:#ffffff4d;transform:rotate(5deg)}.modern-progress{background:#fff;border-radius:20px;padding:40px;box-shadow:0 8px 32px #667eea1a}.progress-header{display:flex;align-items:center;justify-content:center;gap:12px;margin-bottom:25px;font-size:18px;font-weight:600;color:#1e293b}.progress-header i{font-size:24px;color:#667eea;animation:rocket 1s ease-in-out infinite}@keyframes rocket{0%,to{transform:translateY(0) rotate(-45deg)}50%{transform:translateY(-5px) rotate(-45deg)}}.modern-progress-bar{position:relative;height:20px;background:linear-gradient(135deg,#e2e8f0,#cbd5e1);border-radius:10px;overflow:hidden;box-shadow:inset 0 2px 4px #0000001a;margin-bottom:15px}.progress-fill{height:100%;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:10px;transition:width .3s ease;position:relative;overflow:hidden}.progress-shine{position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent 0%,rgba(255,255,255,.3) 50%,transparent 100%);animation:shine 2s ease-in-out infinite}@keyframes shine{0%{left:-100%}to{left:200%}}.progress-text{text-align:center;font-size:24px;font-weight:700;background:linear-gradient(135deg,#667eea,#764ba2);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin:0}.modern-file-selected{display:flex;flex-direction:column;align-items:center;gap:30px;padding:40px 30px;animation:fadeInScale .5s ease}@keyframes fadeInScale{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}.file-success-badge{display:flex;flex-direction:column;align-items:center;gap:15px}.success-icon-wrapper{position:relative;display:flex;align-items:center;justify-content:center}.success-icon-wrapper i{font-size:60px;color:#10b981;animation:successPop .6s cubic-bezier(.68,-.55,.265,1.55);position:relative;z-index:2;margin-bottom:0}@keyframes successPop{0%{transform:scale(0);opacity:0}50%{transform:scale(1.2)}to{transform:scale(1);opacity:1}}.success-ring{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:80px;height:80px;border:3px solid #10b981;border-radius:50%;animation:ringExpand 1s ease-out}@keyframes ringExpand{0%{width:0;height:0;opacity:1}to{width:100px;height:100px;opacity:0}}.success-title{font-size:24px;font-weight:700;color:#10b981;margin:0;animation:slideDown .5s ease .3s both}@keyframes slideDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}.modern-file-card{display:flex;align-items:center;gap:25px;background:linear-gradient(135deg,#f8f9ff,#fff);border:2px solid #e2e8f0;border-radius:16px;padding:25px 30px;width:100%;max-width:600px;transition:all .3s ease;animation:slideUp .5s ease .4s both}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.modern-file-card:hover{border-color:#667eea;box-shadow:0 8px 24px #667eea26;transform:translateY(-2px)}.file-icon-large{position:relative;width:80px;height:80px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:16px;flex-shrink:0}.file-icon-large i{font-size:40px;color:#fff;z-index:2;position:relative;margin-bottom:0}.file-icon-glow{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:100%;height:100%;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:16px;filter:blur(20px);opacity:.4;animation:glow 2s ease-in-out infinite}@keyframes glow{0%,to{opacity:.4;transform:translate(-50%,-50%) scale(1)}50%{opacity:.6;transform:translate(-50%,-50%) scale(1.1)}}.file-info-modern{flex:1;display:flex;flex-direction:column;gap:15px;overflow:hidden}.file-name-container{display:flex;align-items:center;gap:10px}.file-name-container i{color:#667eea;font-size:18px;flex-shrink:0;margin-bottom:0}.file-name-modern{font-size:16px;font-weight:600;color:#1e293b;margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.file-metadata{display:flex;align-items:center;gap:15px}.metadata-item{display:flex;align-items:center;gap:8px;padding:8px 16px;background:#fff;border:1px solid #e2e8f0;border-radius:8px;font-size:13px;color:#64748b;font-weight:500}.metadata-item i{color:#667eea;font-size:14px;margin-bottom:0}.metadata-divider{width:1px;height:20px;background:#e2e8f0}.modern-change-file-btn{background:#fff;border:2px solid #e2e8f0;color:#64748b;padding:14px 32px;border-radius:12px;font-size:15px;font-weight:600;cursor:pointer;transition:all .3s ease;display:inline-flex;align-items:center;gap:10px;animation:slideUp .5s ease .5s both}.modern-change-file-btn:hover{border-color:#667eea;color:#667eea;transform:translateY(-2px);box-shadow:0 4px 12px #667eea26}.modern-change-file-btn i{font-size:16px;transition:transform .3s ease;margin-bottom:0}.modern-change-file-btn:hover i{transform:rotate(180deg)}@media(max-width:768px){.modern-dropzone{padding:35px 20px}.upload-icon-container i{font-size:60px}.upload-title{font-size:22px}.upload-description{font-size:14px}.upload-info-cards{flex-direction:column;gap:12px}.info-card{justify-content:center}.modern-upload-btn{padding:14px 30px;font-size:15px}.modern-progress{padding:25px 20px}.modern-file-selected{padding:30px 20px;gap:25px}.success-icon-wrapper i{font-size:50px}.success-title{font-size:20px}.modern-file-card{flex-direction:column;text-align:center;padding:20px}.file-icon-large{width:70px;height:70px}.file-icon-large i{font-size:35px}.file-info-modern{width:100%}.file-name-container{justify-content:center}.file-metadata{flex-wrap:wrap;justify-content:center}.metadata-divider{display:none}.modern-change-file-btn{padding:12px 24px;font-size:14px}}.settings-main-title{display:flex;align-items:center;gap:10px;margin-bottom:25px;color:#1e293b;font-size:20px;font-weight:700}.settings-main-title i{color:#667eea}.modern-label{display:flex;align-items:center;gap:10px;font-size:15px;font-weight:600;margin-bottom:15px}.modern-label i{color:#667eea;font-size:16px}.optional-badge{background:linear-gradient(135deg,#fbbf24,#f59e0b);color:#fff;padding:2px 10px;border-radius:12px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.5px}.modern-format-selection{margin-bottom:30px}.format-options{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.format-option{position:relative;cursor:pointer}.format-option input[type=radio]{position:absolute;opacity:0;pointer-events:none}.format-option label{display:flex;align-items:center;gap:12px;padding:16px;background:#fff;border:2px solid #e2e8f0;border-radius:12px;cursor:pointer;transition:all .3s ease}.format-option:hover label{border-color:#667eea;transform:translateY(-2px);box-shadow:0 8px 24px #667eea26}.format-option.active label{border-color:#667eea;background:linear-gradient(135deg,#f8f9ff,#fff);box-shadow:0 8px 24px #667eea33}.format-icon{width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:10px;color:#fff;font-size:18px}.format-info{display:flex;flex-direction:column;flex:1}.format-name{font-weight:700;font-size:16px;color:#1e293b}.format-desc{font-size:12px;color:#64748b}.format-check{color:#667eea;font-size:20px;opacity:0;transition:opacity .3s ease}.format-option.active .format-check{opacity:1}.modern-language-selection{margin-bottom:30px}.language-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:15px}.language-option{position:relative;cursor:pointer}.language-option input[type=radio]{position:absolute;opacity:0;pointer-events:none}.language-option label{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;padding:18px 12px;background:#fff;border:2px solid #e2e8f0;border-radius:14px;cursor:pointer;transition:all .3s ease;min-height:100px}.language-option:hover label{border-color:#667eea;transform:translateY(-2px);box-shadow:0 8px 24px #667eea26}.language-option.active label{border-color:#667eea;background:linear-gradient(135deg,#667eea,#764ba2);box-shadow:0 10px 30px #667eea40}.lang-flag{font-size:40px!important;line-height:1;filter:drop-shadow(0 2px 4px rgba(0,0,0,.1));transition:all .3s ease;font-family:"Noto Color Emoji","Apple Color Emoji","Segoe UI Emoji",Segoe UI 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14px}.settings-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:24px;padding:24px}.modern-setting-group{background:linear-gradient(135deg,#f8f9ff,#fff);border-radius:12px;padding:20px;border:1px solid #e2e8f0;transition:all .3s ease}.modern-setting-group:hover{border-color:#667eea;box-shadow:0 8px 24px #667eea26;transform:translateY(-2px)}.setting-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.setting-header label{display:flex;align-items:center;gap:8px;font-weight:600;font-size:14px;color:#1e293b;margin:0}.setting-header label i{color:#667eea;font-size:16px}.setting-value{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:4px 12px;border-radius:20px;font-weight:600;font-size:14px;min-width:45px;text-align:center}.modern-slider{-webkit-appearance:none;width:100%;height:6px;border-radius:5px;background:linear-gradient(to right,#667eea,#764ba2);outline:none;opacity:.7;transition:opacity .3s;margin:12px 0}.modern-slider:hover{opacity:1}.modern-slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:20px;height:20px;border-radius:50%;background:linear-gradient(135deg,#667eea,#764ba2);cursor:pointer;box-shadow:0 4px 12px #667eea66;transition:all .3s ease}.modern-slider::-webkit-slider-thumb:hover{transform:scale(1.2);box-shadow:0 6px 20px #667eea99}.modern-slider::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:linear-gradient(135deg,#667eea,#764ba2);cursor:pointer;border:none;box-shadow:0 4px 12px #667eea66;transition:all .3s ease}.modern-slider::-moz-range-thumb:hover{transform:scale(1.2);box-shadow:0 6px 20px #667eea99}.setting-limits{display:flex;justify-content:space-between;align-items:center;font-size:12px;color:#64748b}.setting-hint{color:#94a3b8;font-size:11px;font-style:italic}.reset-settings-btn{width:calc(100% - 48px);margin:0 24px 24px;padding:12px 20px;background:linear-gradient(135deg,#f43f5e,#dc2626);color:#fff;border:none;border-radius:10px;font-size:14px;font-weight:600;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;justify-content:center;gap:8px}.reset-settings-btn:hover{transform:translateY(-2px);box-shadow:0 8px 24px #f43f5e4d}.reset-settings-btn i{font-size:14px}@media(max-width:768px){.settings-grid{grid-template-columns:1fr;gap:16px;padding:16px}.modern-setting-group{padding:16px}.reset-settings-btn{margin:0 16px 16px;width:calc(100% - 32px)}}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.advanced-settings-content[style*=max-height] .settings-grid{animation:slideDown .4s ease}