@import "https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap";:root{--bg-primary:#0a0b1e;--bg-secondary:#141635;--accent-blue:#3b82f6;--accent-red:#ef4444;--accent-orange:#f59e0b;--text-primary:#fff;--text-secondary:#94a3b8;--glass-bg:#ffffff08;--glass-border:#ffffff14;--shadow-glow:0 8px 32px 0 #00000080;--transition-smooth:all .4s cubic-bezier(.16, 1, .3, 1)}.dark{--bg-primary:#050510;--bg-secondary:#0a0b1e;--text-primary:#f8fafc;--text-secondary:#94a3b8;--glass-bg:#ffffff08;--glass-border:#ffffff14;--blob-opacity:.15}.light{--bg-primary:#f8fafc;--bg-secondary:#fff;--text-primary:#0f172a;--text-secondary:#475569;--glass-bg:#fffc;--glass-border:#00000014;--shadow-glow:0 8px 32px 0 #0000000d;--blob-opacity:.08}*{box-sizing:border-box;margin:0;padding:0;font-family:Outfit,sans-serif}body{background-color:var(--bg-primary);color:var(--text-primary);min-height:100vh;transition:background-color .5s,color 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auto;font-size:1.25rem}.theme-toggle{background:var(--glass-bg);border:1px solid var(--glass-border);color:var(--text-primary);cursor:pointer;transition:var(--transition-smooth);box-shadow:var(--shadow-glow);border-radius:12px;justify-content:center;align-items:center;padding:.75rem;display:flex}.theme-toggle:hover{background:var(--accent-blue);color:#fff;transform:rotate(15deg)}.converter-box{background:var(--glass-bg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--glass-border);box-shadow:var(--shadow-glow);transition:var(--transition-smooth);border-radius:24px;margin-bottom:3rem;padding:3rem}.dropzone{border:2px dashed var(--glass-border);text-align:center;cursor:pointer;transition:var(--transition-smooth);border-radius:20px;padding:4rem;position:relative}.dropzone:hover,.dropzone.active{border-color:var(--accent-blue);background:#3b82f60d}.file-limit-badge{background:var(--glass-border);color:var(--text-secondary);border-radius:12px;margin-top:1rem;padding:.25rem .75rem;font-size:.8rem;display:inline-block}.options-grid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.5rem;margin-top:3rem;display:grid}.option-card{background:var(--glass-bg);border:1px solid var(--glass-border);cursor:pointer;transition:var(--transition-smooth);text-align:center;border-radius:16px;padding:1.5rem}.option-card:hover{border-color:var(--accent-blue);transform:translateY(-5px)}.option-card.selected{border-color:var(--accent-blue);background:#3b82f626;box-shadow:0 0 20px #3b82f633}.option-card span{margin-top:1rem;font-weight:600;display:block}.progress-bar{background:var(--glass-border);border-radius:4px;width:100%;height:8px;margin:2rem 0;overflow:hidden}.progress-inner{background:linear-gradient(90deg, var(--accent-blue), var(--accent-red));height:100%;transition:width .3s}.download-btn{background:linear-gradient(135deg, var(--accent-blue), #2563eb);color:#fff;cursor:pointer;transition:var(--transition-smooth);border:none;border-radius:12px;width:100%;padding:1rem 2rem;font-size:1.1rem;font-weight:700}.download-btn:hover{transform:scale(1.02);box-shadow:0 4px 15px #2563eb66}.error-msg{color:var(--accent-red);background:#ef44441a;border-radius:8px;margin-top:1rem;padding:1rem;font-weight:500}@media (width<=1024px){.app-container{padding:1.5rem}.hero h1{font-size:3rem}.hero{margin-bottom:3rem}.navbar{margin-bottom:2.5rem}.options-grid{grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:1rem}}@media 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1rem}.result-actions{max-width:100%}.history-section{border-radius:14px;padding:1rem}.item-name{max-width:180px;font-size:.8rem}.item-date{font-size:.65rem}.history-item{border-radius:10px;padding:.75rem}.footer{margin-top:2rem;padding:2rem 0 1.5rem;font-size:.8rem}body:before,body:after{width:250px;height:250px}}@media (width<=480px){.app-container{padding:.75rem}.navbar{margin-bottom:1.5rem;padding:.75rem 0}.logo-text{font-size:1.2rem}.logo-section{gap:.6rem}.logo-circle-wrapper{width:36px;height:36px}.hero{margin-bottom:1.5rem}.hero h1{margin-bottom:.75rem;font-size:1.75rem;line-height:1.2}.hero p{font-size:.9rem}.converter-box{border-radius:14px;margin-bottom:1.5rem;padding:1rem}.dropzone{border-radius:12px;padding:1.5rem 1rem}.dropzone svg{width:40px;height:40px}.dropzone h3{margin-top:.5rem;font-size:.9rem}.dropzone p{margin-top:.25rem;font-size:.78rem}.options-grid{grid-template-columns:1fr 1fr;gap:.6rem;margin-top:1rem}.option-card{border-radius:10px;padding:.75rem}.option-card 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var(--glass-border);border-radius:20px;margin-top:2rem;padding:1.5rem}.history-header{justify-content:space-between;align-items:center;margin-bottom:1rem;display:flex}.history-header h3{color:var(--text-secondary);align-items:center;gap:.5rem;font-size:1.1rem;display:flex}.clear-btn{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;align-items:center;gap:.25rem;font-size:.8rem;transition:all .3s;display:flex}.clear-btn:hover{color:var(--accent-red)}.history-list{flex-direction:column;gap:.75rem;display:flex}.history-item{background:var(--glass-bg);border:1px solid var(--glass-border);transition:var(--transition-smooth);border-radius:12px;justify-content:space-between;align-items:center;padding:1rem;display:flex}.history-item:hover{border-color:var(--accent-blue);transform:translate(5px)}.footer{text-align:center;color:var(--text-secondary);border-top:1px solid var(--glass-border);margin-top:4rem;padding:4rem 0 2rem;font-size:.9rem}.item-info{flex-direction:column;display:flex}.item-name{white-space:nowrap;text-overflow:ellipsis;max-width:300px;font-size:.9rem;font-weight:500;overflow:hidden}.item-date{color:var(--text-secondary);font-size:.7rem}.item-download{color:var(--accent-blue);background:#3b82f61a;border-radius:8px;justify-content:center;align-items:center;padding:.5rem;transition:all .3s;display:flex}.item-download:hover{background:var(--accent-blue);color:#fff}.spinner{color:var(--accent-blue);margin-bottom:1.5rem;animation:1s linear infinite spin}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.processing-state,.result-state{text-align:center;padding:3rem 2rem}.result-actions{flex-direction:column;gap:1.25rem;max-width:400px;margin-top:2.5rem;margin-left:auto;margin-right:auto;display:flex}.secondary-btn{border:1px solid var(--glass-border);color:var(--text-primary);cursor:pointer;transition:var(--transition-smooth);background:0 0;border-radius:12px;padding:1rem 2rem;font-weight:600}.secondary-btn:hover{background:var(--glass-bg);border-color:var(--accent-blue);transform:translateY(-2px)}