:root{--bg-base: #0B0F19;--bg-surface: rgba(255, 255, 255, .04);--bg-surface-hover: rgba(255, 255, 255, .07);--bg-elevated: rgba(255, 255, 255, .06);--border-subtle: rgba(255, 255, 255, .08);--border-default: rgba(255, 255, 255, .12);--border-focus: rgba(59, 130, 246, .5);--accent: #3B82F6;--accent-hover: #2563EB;--accent-glow: rgba(59, 130, 246, .15);--success: #10B981;--success-glow: rgba(16, 185, 129, .15);--warning: #F59E0B;--warning-glow: rgba(245, 158, 11, .1);--error: #EF4444;--error-glow: rgba(239, 68, 68, .1);--text-primary: rgba(255, 255, 255, .92);--text-secondary: rgba(255, 255, 255, .65);--text-muted: rgba(255, 255, 255, .45);font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5;font-weight:400;color-scheme:dark;color:var(--text-primary);background-color:var(--bg-base);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*,*:before,*:after{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh}a{font-weight:500;color:var(--accent);text-decoration:none;transition:color .2s ease}a:hover{color:var(--accent-hover)}button{border-radius:10px;border:1px solid var(--border-default);padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:var(--bg-elevated);color:var(--text-primary);cursor:pointer;transition:all .2s ease}button:hover{background-color:var(--bg-surface-hover);border-color:var(--accent)}button:focus,button:focus-visible{outline:2px solid var(--border-focus);outline-offset:2px}@keyframes fadeInUp{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.6}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}@keyframes scaleIn{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}@keyframes countUp{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.app{width:min(780px,calc(100vw - 48px));margin:0 auto;padding:40px 0 24px;display:flex;flex-direction:column;gap:20px;min-height:100vh}.header{display:flex;flex-direction:column;gap:8px;animation:fadeInUp .5s ease both}.logo-row{display:flex;align-items:center;gap:12px}.logo-icon{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--accent),#6366F1);display:flex;align-items:center;justify-content:center;flex-shrink:0;box-shadow:0 0 20px var(--accent-glow)}.logo-icon svg{width:20px;height:20px;color:#fff}.title{margin:0;font-size:22px;font-weight:700;letter-spacing:-.02em;background:linear-gradient(135deg,#fff,#ffffffb3);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.subtitle{margin:0;color:var(--text-secondary);font-size:14px;font-weight:400;line-height:1.5}.panel{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:16px;padding:20px;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);animation:fadeInUp .5s ease both;animation-delay:.1s}.panel:nth-child(3){animation-delay:.15s}.panel:nth-child(4){animation-delay:.2s}.dropzone{position:relative;border:2px dashed var(--border-default);border-radius:14px;padding:48px 24px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;cursor:pointer;transition:all .3s ease;background:transparent;min-height:200px}.dropzone:hover{border-color:var(--accent);background:var(--accent-glow)}.dropzone.dragging{border-color:var(--accent);background:var(--accent-glow);border-style:solid;transform:scale(1.01)}.dropzone-icon{width:48px;height:48px;border-radius:14px;background:linear-gradient(135deg,var(--accent),#6366F1);display:flex;align-items:center;justify-content:center;box-shadow:0 4px 16px var(--accent-glow);transition:transform .3s ease}.dropzone:hover .dropzone-icon,.dropzone.dragging .dropzone-icon{transform:scale(1.08)}.dropzone-icon svg{width:24px;height:24px;color:#fff}.dropzone-text{font-size:15px;font-weight:600;color:var(--text-primary)}.dropzone-hint{font-size:13px;color:var(--text-muted);text-align:center}.dropzone-input{display:none}.dropzone-preview{display:flex;align-items:center;gap:16px;width:100%;max-width:400px}.dropzone-thumb{width:64px;height:64px;border-radius:10px;object-fit:cover;border:1px solid var(--border-subtle);background:var(--bg-base);flex-shrink:0}.dropzone-file-info{display:flex;flex-direction:column;gap:2px;min-width:0}.dropzone-filename{font-size:14px;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.dropzone-filesize{font-size:12px;color:var(--text-secondary)}.dropzone-dims{font-size:12px;color:var(--text-muted)}.dropzone-change{font-size:12px;color:var(--accent);cursor:pointer;margin-top:2px}.dropzone-change:hover{text-decoration:underline}.quality-section{display:flex;align-items:center;gap:16px;margin-top:16px;flex-wrap:wrap}.quality-label{font-size:13px;font-weight:500;color:var(--text-secondary);white-space:nowrap}.quality-slider{-webkit-appearance:none;appearance:none;width:200px;height:6px;border-radius:3px;background:var(--border-default);outline:none;cursor:pointer;transition:background .2s}.quality-slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:18px;height:18px;border-radius:50%;background:var(--accent);border:2px solid var(--bg-base);box-shadow:0 0 8px var(--accent-glow);cursor:pointer;transition:transform .15s ease,box-shadow .15s ease}.quality-slider::-webkit-slider-thumb:hover{transform:scale(1.15);box-shadow:0 0 14px var(--accent-glow)}.quality-slider::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:var(--accent);border:2px solid var(--bg-base);box-shadow:0 0 8px var(--accent-glow);cursor:pointer}.quality-value{min-width:28px;font-size:14px;font-weight:600;color:var(--accent);text-align:center}.coi-badge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:20px;font-size:11px;font-weight:500;margin-top:12px}.coi-badge.ok{background:var(--success-glow);color:var(--success);border:1px solid rgba(16,185,129,.2)}.coi-badge.missing{background:var(--warning-glow);color:var(--warning);border:1px solid rgba(245,158,11,.2)}.coi-dot{width:6px;height:6px;border-radius:50%;background:currentColor}.advanced-toggle{display:flex;align-items:center;gap:8px;padding:8px 14px;margin-top:16px;border-radius:10px;border:1px solid var(--border-subtle);background:transparent;color:var(--text-secondary);font-size:13px;font-weight:500;cursor:pointer;transition:all .2s ease;width:fit-content}.advanced-toggle:hover{color:var(--text-primary);border-color:var(--border-default);background:var(--bg-surface)}.advanced-toggle svg{width:14px;height:14px;transition:transform .3s ease}.advanced-toggle.open svg{transform:rotate(180deg)}.advanced-section{display:grid;grid-template-rows:0fr;transition:grid-template-rows .35s ease,margin-top .35s ease,opacity .25s ease;opacity:0;margin-top:0}.advanced-section.open{grid-template-rows:1fr;opacity:1;margin-top:16px}.advanced-inner{overflow:hidden}.advanced-fields{display:grid;grid-template-columns:1fr 1fr;gap:12px}@media(max-width:560px){.advanced-fields{grid-template-columns:1fr}}.field{display:flex;flex-direction:column;gap:6px}.field-label{font-size:12px;font-weight:500;color:var(--text-secondary)}.field-input{width:100%;padding:10px 12px;border-radius:10px;border:1px solid var(--border-subtle);background:var(--bg-surface);color:var(--text-primary);font-size:13px;font-family:inherit;transition:all .2s ease;outline:none}.field-input:hover{border-color:var(--border-default)}.field-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}.field-input::placeholder{color:var(--text-muted)}.actions{margin-top:16px;display:flex;flex-wrap:wrap;gap:10px}.btn{appearance:none;border-radius:12px;border:none;padding:12px 20px;font-size:14px;font-weight:600;font-family:inherit;cursor:pointer;transition:all .2s ease;display:inline-flex;align-items:center;gap:8px}.btn-primary{background:linear-gradient(135deg,var(--accent),#6366F1);color:#fff;box-shadow:0 4px 14px var(--accent-glow)}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 20px #3b82f64d}.btn-primary:active{transform:translateY(0)}.btn-secondary{background:var(--bg-elevated);color:var(--text-primary);border:1px solid var(--border-default)}.btn-secondary:hover{background:var(--bg-surface-hover);border-color:var(--accent);transform:translateY(-1px)}.btn:disabled{opacity:.45;cursor:not-allowed;transform:none!important;box-shadow:none!important}.btn-icon{width:16px;height:16px}.status-bar{margin-top:14px;display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-secondary);animation:fadeInUp .3s ease both}.spinner{width:16px;height:16px;border:2px solid var(--border-default);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite;flex-shrink:0}.warn{margin-top:16px;border-radius:12px;padding:14px 16px;border:1px solid rgba(245,158,11,.2);background:var(--warning-glow);animation:fadeInUp .3s ease both}.warn-title{font-size:13px;font-weight:600;color:var(--warning);margin-bottom:6px;display:flex;align-items:center;gap:6px}.warn-detail{font-size:12px;color:var(--text-secondary);line-height:1.5}.h2{margin:0 0 14px;font-size:15px;font-weight:600;color:var(--text-primary)}.output-empty{color:var(--text-muted);font-size:13px}.output-result{animation:scaleIn .4s ease both}.output-stats{display:flex;align-items:center;gap:16px;margin-bottom:16px;flex-wrap:wrap}.output-stat{display:flex;flex-direction:column;gap:2px}.output-stat-label{font-size:11px;font-weight:500;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em}.output-stat-value{font-size:18px;font-weight:700;color:var(--text-primary)}.output-arrow{color:var(--text-muted);font-size:18px;padding-top:14px}.savings-badge{display:inline-flex;align-items:center;gap:4px;padding:6px 14px;border-radius:20px;background:var(--success-glow);border:1px solid rgba(16,185,129,.25);color:var(--success);font-size:16px;font-weight:700;animation:countUp .5s ease both;animation-delay:.2s;margin-top:14px}.output-preview{display:flex;align-items:center;gap:16px;margin-top:12px;padding:12px;border-radius:12px;background:var(--bg-surface);border:1px solid var(--border-subtle)}.output-thumb{width:56px;height:56px;border-radius:8px;object-fit:cover;background:var(--bg-base);border:1px solid var(--border-subtle);flex-shrink:0}.output-info{display:flex;flex-direction:column;gap:2px;flex:1;min-width:0}.output-filename{font-size:13px;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.output-mime{font-size:12px;color:var(--text-secondary)}.btn-download{background:linear-gradient(135deg,var(--success),#059669);color:#fff;padding:10px 18px;font-weight:600;font-size:13px;border-radius:10px;text-decoration:none;display:inline-flex;align-items:center;gap:6px;transition:all .2s ease;border:none;flex-shrink:0}.btn-download:hover{transform:translateY(-1px);box-shadow:0 4px 14px var(--success-glow);color:#fff}.api-meta{display:grid;gap:8px;font-size:13px}.api-meta-row{display:flex;gap:8px;align-items:baseline}.api-meta-label{font-size:12px;font-weight:500;color:var(--text-muted);min-width:60px;flex-shrink:0}.api-meta-value{font-size:13px;color:var(--text-primary);word-break:break-all}.api-meta-link{font-size:13px}.api-meta-error{color:var(--error)}.footer{margin-top:auto;padding:24px 0 16px;text-align:center;font-size:12px;color:var(--text-muted);animation:fadeInUp .5s ease both;animation-delay:.3s;display:flex;flex-direction:column;gap:6px}.footer-links{display:flex;justify-content:center;gap:16px}.footer-links a{color:var(--text-muted);font-size:12px;transition:color .2s}.footer-links a:hover{color:var(--text-secondary)}.footer-brand{color:var(--text-muted);font-size:11px}.muted{color:var(--text-secondary);font-size:12px}