@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap";*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg-primary:#0b0d17;--bg-secondary:#111327;--bg-card:#ffffff0a;--bg-card-border:#ffffff14;--bg-drop:#ffffff05;--bg-drop-hover:#6366f10f;--bg-drop-active:#6366f11a;--text-primary:#f1f5f9;--text-secondary:#94a3b8;--text-muted:#64748b;--accent:#818cf8;--accent-hover:#a5b4fc;--accent-glow:#818cf840;--accent-glow-strong:#818cf866;--success:#34d399;--success-bg:#34d3991a;--success-border:#34d3994d;--success-glow:#34d39940;--error:#f87171;--error-bg:#f871711a;--error-border:#f871714d;--border-drop:#ffffff1f;--border-drop-hover:#818cf880;--shadow-card:0 4px 6px -1px #0000004d, 0 10px 30px -5px #0006, 0 0 0 1px #ffffff0d;--shadow-btn:0 4px 15px #818cf859, 0 1px 3px #0000004d;--shadow-btn-hover:0 8px 25px #818cf873, 0 2px 6px #0000004d;--shadow-success:0 4px 15px #34d39959, 0 1px 3px #0000004d;--radius-sm:8px;--radius-md:14px;--radius-lg:20px;--radius-xl:24px;--font:"Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--transition:.25s cubic-bezier(.4, 0, .2, 1)}body{font-family:var(--font);background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100vh;overflow-x:hidden}body:before{content:"";pointer-events:none;z-index:0;background:radial-gradient(80% 60% at 50% -20%,#6366f11f,#0000 70%),radial-gradient(60% 50% at 80%,#818cf80f,#0000 60%),radial-gradient(50% 40% at 20% 80%,#34d3990a,#0000 60%);position:fixed;inset:0}#root{z-index:1;flex-direction:column;justify-content:center;align-items:center;min-height:100vh;padding:40px 20px;display:flex;position:relative}.app{flex-direction:column;align-items:center;gap:10px;width:100%;max-width:520px;display:flex}.app-header{text-align:center;margin-bottom:12px}.app-badge{background:var(--bg-card);border:1px solid var(--bg-card-border);color:var(--accent);letter-spacing:.5px;text-transform:uppercase;border-radius:100px;align-items:center;gap:6px;margin-bottom:20px;padding:6px 14px;font-size:12px;font-weight:600;display:inline-flex}.app-title{color:var(--text-primary);letter-spacing:-.8px;margin-bottom:10px;font-size:36px;font-weight:800;line-height:1.15}.app-title .highlight{background:linear-gradient(135deg, var(--accent), #c084fc);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.app-subtitle{color:var(--text-secondary);font-size:15px;line-height:1.5}.card{background:var(--bg-card);border:1px solid var(--bg-card-border);border-radius:var(--radius-xl);width:100%;box-shadow:var(--shadow-card);-webkit-backdrop-filter:blur(20px);transition:var(--transition);padding:32px}.drop-zone{border:2px dashed var(--border-drop);border-radius:var(--radius-lg);background:var(--bg-drop);cursor:pointer;transition:var(--transition);flex-direction:column;justify-content:center;align-items:center;gap:16px;padding:48px 32px;display:flex;position:relative;overflow:hidden}.drop-zone:before{content:"";border-radius:inherit;opacity:0;background:radial-gradient(circle at center, var(--accent-glow), transparent 70%);pointer-events:none;transition:opacity .4s;position:absolute;inset:0}.drop-zone:hover{border-color:var(--border-drop-hover);background:var(--bg-drop-hover)}.drop-zone:hover:before{opacity:1}.drop-zone.dragging{border-color:var(--accent);background:var(--bg-drop-active);box-shadow:0 0 30px var(--accent-glow);transform:scale(1.01)}.drop-zone.dragging:before{opacity:1}.drop-zone.has-file{border-color:var(--success-border);background:var(--success-bg);border-style:solid}.drop-zone.has-file:hover{border-color:var(--success);background:#34d3991f}.drop-zone.has-error{border-color:var(--error-border);background:var(--error-bg);border-style:solid}.drop-icon{z-index:1;width:56px;height:56px;transition:var(--transition);background:#ffffff0d;border:1px solid #ffffff14;border-radius:16px;justify-content:center;align-items:center;font-size:26px;display:flex;position:relative}.drop-zone:hover .drop-icon{background:#818cf81a;border-color:#818cf833;transform:translateY(-2px)}.drop-zone.has-file .drop-icon{background:var(--success-bg);border-color:var(--success-border)}.drop-zone.has-error .drop-icon{background:var(--error-bg);border-color:var(--error-border)}.drop-text{z-index:1;text-align:center;position:relative}.drop-text-main{color:var(--text-primary);margin-bottom:6px;font-size:15px;font-weight:600}.drop-text-sub{color:var(--text-muted);font-size:13px}.drop-text-sub .link{color:var(--accent);text-underline-offset:2px;font-weight:500;text-decoration:underline}.drop-zone:hover .drop-text-sub .link{color:var(--accent-hover)}.file-info{z-index:1;border-radius:var(--radius-sm);background:#ffffff0a;border:1px solid #ffffff0f;align-items:center;gap:10px;width:100%;max-width:300px;padding:10px 16px;display:flex;position:relative}.file-info-icon{flex-shrink:0;font-size:18px}.file-info-details{text-align:left;overflow:hidden}.file-info-name{color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;font-size:13px;font-weight:600;overflow:hidden}.file-info-size{color:var(--text-muted);font-size:11px}.has-file .file-info{background:#34d3990f;border-color:#34d39926}.loading-section{flex-direction:column;align-items:center;gap:16px;padding:24px 0 8px;animation:.3s fadeIn;display:flex}.spinner{border:3px solid #818cf826;border-top-color:var(--accent);border-radius:50%;width:40px;height:40px;animation:.8s linear infinite spin}.loading-text{color:var(--text-secondary);font-size:14px;font-weight:500}.result-section{flex-direction:column;gap:16px;padding-top:24px;animation:.4s cubic-bezier(.16,1,.3,1) slideUp;display:flex}.result-stats{background:var(--success-bg);border:1px solid var(--success-border);border-radius:var(--radius-md);justify-content:center;align-items:center;gap:20px;padding:14px 20px;display:flex}.result-stat{flex-direction:column;align-items:center;gap:2px;display:flex}.result-stat-value{color:var(--success);font-size:18px;font-weight:700}.result-stat-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;font-size:11px;font-weight:500}.result-divider{background:var(--success-border);width:1px;height:30px}.btn-download{font-family:var(--font);color:#fff;background:linear-gradient(135deg, var(--accent), #7c3aed);border-radius:var(--radius-md);cursor:pointer;box-shadow:var(--shadow-btn);transition:var(--transition);border:none;justify-content:center;align-items:center;gap:10px;padding:16px 28px;font-size:15px;font-weight:600;display:inline-flex;position:relative;overflow:hidden}.btn-download:before{content:"";opacity:0;background:linear-gradient(135deg,#ffffff26,#0000);transition:opacity .25s;position:absolute;inset:0}.btn-download:hover{box-shadow:var(--shadow-btn-hover);transform:translateY(-2px)}.btn-download:hover:before{opacity:1}.btn-download:active{transform:translateY(0)}.btn-download .btn-icon{z-index:1;font-size:18px;position:relative}.btn-download .btn-label{z-index:1;position:relative}.error-message{background:var(--error-bg);border:1px solid var(--error-border);border-radius:var(--radius-md);align-items:center;gap:10px;margin-top:16px;padding:14px 18px;animation:.4s shake;display:flex}.error-message-icon{flex-shrink:0;font-size:18px}.error-message-text{color:var(--error);font-size:13px;font-weight:500}.btn-reset{font-family:var(--font);color:var(--text-secondary);border-radius:var(--radius-sm);cursor:pointer;transition:var(--transition);background:#ffffff0a;border:1px solid #ffffff14;justify-content:center;align-items:center;gap:6px;padding:10px 20px;font-size:13px;font-weight:500;display:inline-flex}.btn-reset:hover{color:var(--text-primary);background:#ffffff14;border-color:#ffffff26}.app-footer{text-align:center;color:var(--text-muted);margin-top:32px;font-size:12px}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes shake{0%,to{transform:translate(0)}20%{transform:translate(-4px)}40%{transform:translate(4px)}60%{transform:translate(-3px)}80%{transform:translate(3px)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.6}}@media (width<=560px){#root{padding:24px 16px}.app-title{font-size:28px}.card{border-radius:var(--radius-lg);padding:24px}.drop-zone{padding:36px 20px}.result-stats{flex-direction:column;gap:10px}.result-divider{width:40px;height:1px}}