:root{--bg-deep:#0a0a0f;--bg-card:#ffffff0a;--bg-card-hover:#ffffff12;--bg-glass:#ffffff0f;--bg-header:#0a0a0f99;--border:#ffffff14;--border-accent:#7c3aed66;--purple:#7c3aed;--purple-light:#a78bfa;--cyan:#06b6d4;--cyan-light:#67e8f9;--pink:#ec4899;--green:#10b981;--amber:#f59e0b;--text-primary:#f1f5f9;--text-secondary:#94a3b8;--text-muted:#475569;--success-text:#6ee7b7;--success-bg:#10b98112;--success-border:#10b98133;--warning-text:#f9a8d4;--warning-bg:#ec48991f;--warning-border:#ec489940;--font-body:"Inter", sans-serif;--font-display:"Outfit", sans-serif;--radius-sm:8px;--radius-md:14px;--radius-lg:20px;--radius-xl:28px;--shadow-sm:0 2px 8px #0000004d;--shadow-md:0 8px 32px #0006;--shadow-glow:0 0 40px #7c3aed26;--shadow-glow-cyan:0 0 40px #06b6d41f;--transition:.22s cubic-bezier(.4, 0, .2, 1)}:root[data-theme=light]{--bg-deep:#f8fafc;--bg-card:#00000008;--bg-card-hover:#0000000d;--bg-glass:#00000005;--bg-header:#f8fafcb3;--border:#00000014;--border-accent:#7c3aed4d;--purple:#6d28d9;--purple-light:#7c3aed;--cyan:#0891b2;--cyan-light:#06b6d4;--pink:#db2777;--green:#059669;--amber:#d97706;--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#94a3b8;--success-text:#065f46;--success-bg:#10b98114;--success-border:#10b98140;--warning-text:#9d174d;--warning-bg:#ec48990f;--warning-border:#ec489926;--shadow-sm:0 2px 8px #0000000d;--shadow-md:0 8px 32px #0000000f;--shadow-glow:0 0 40px #7c3aed0a;--shadow-glow-cyan:0 0 40px 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h2{font-family:var(--font-display);letter-spacing:-1px;margin-bottom:8px;font-size:clamp(32px,5vw,52px);font-weight:800;line-height:1.1}.hero h2 .grad{color:var(--text-primary);-webkit-text-fill-color:var(--text-primary)}.hero p{color:var(--text-secondary);max-width:520px;margin:0 auto;font-size:16px;line-height:1.7}.upload-section{margin-top:24px;margin-bottom:12px}.drop-zone{border:2px dashed var(--border);border-radius:var(--radius-xl);text-align:center;cursor:pointer;transition:all var(--transition);background:var(--bg-card);-webkit-user-select:none;user-select:none;max-width:950px;margin:0 auto 20px;padding:32px;position:relative;overflow:hidden}.drop-zone:before{content:"";opacity:0;transition:opacity var(--transition);background:linear-gradient(135deg,#7c3aed0a,#06b6d40a);position:absolute;inset:0}.drop-zone:hover,.drop-zone.drag-active{border-color:var(--purple);box-shadow:var(--shadow-glow);background:var(--bg-card-hover)}.drop-zone:hover:before,.drop-zone.drag-active:before{opacity:1}.drop-zone.drag-active{border-color:var(--cyan);box-shadow:var(--shadow-glow-cyan);transform:scale(1.01)}.drop-icon{border-radius:var(--radius-lg);width:72px;height:72px;transition:transform var(--transition);background:linear-gradient(135deg,#7c3aed33,#06b6d433);justify-content:center;align-items:center;margin:0 auto 20px;font-size:32px;display:flex}.drop-zone:hover .drop-icon{transform:scale(1.1)translateY(-2px)}.drop-zone h3{font-family:var(--font-display);color:var(--text-primary);margin-bottom:8px;font-size:20px;font-weight:700}.drop-zone p{color:var(--text-secondary);margin-bottom:16px;font-size:14px}.drop-hint{background:linear-gradient(135deg, var(--purple), var(--cyan));color:#fff;z-index:3;transition:all var(--transition);pointer-events:none;border-radius:50px;align-items:center;gap:8px;padding:8px 20px;font-size:13px;font-weight:600;display:inline-flex;position:relative}.drop-zone:hover .drop-hint{transform:translateY(-1px);box-shadow:0 4px 20px #7c3aed80}.preview-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);align-items:flex-start;gap:20px;margin-bottom:28px;padding:20px;animation:.35s forwards fadeInUp;display:flex}@keyframes fadeInUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.preview-image{object-fit:cover;border-radius:var(--radius-md);border:1px solid var(--border);background:#ffffff0a;flex-shrink:0;width:120px;height:120px}.preview-info{flex:1;min-width:0}.preview-filename{color:var(--text-primary);word-break:break-all;margin-bottom:6px;font-size:14px;font-weight:600}.preview-meta{color:var(--text-muted);margin-bottom:10px;font-size:12px}.preview-badge{background:var(--warning-bg);border:1px solid var(--warning-border);color:var(--warning-text);border-radius:20px;align-items:center;gap:5px;padding:3px 10px;font-size:11px;font-weight:600;display:inline-flex}.preview-new-name{background:var(--success-bg);border:1px solid var(--success-border);border-radius:var(--radius-sm);color:var(--success-text);margin-top:12px;padding:8px 12px;font-size:12px}.preview-new-name span{opacity:.7}.preview-clear{color:var(--text-muted);cursor:pointer;border-radius:var(--radius-sm);transition:all var(--transition);background:0 0;border:none;flex-shrink:0;padding:4px 8px;font-size:18px;line-height:1}.preview-clear:hover{color:var(--pink);background:#ec48991a}.pills-hint{text-align:center;color:var(--text-muted);letter-spacing:.2px;margin-bottom:22px;font-size:11.5px}.options-pills{flex-wrap:wrap;justify-content:center;gap:12px;max-width:950px;margin-bottom:14px;margin-left:auto;margin-right:auto;display:flex}.pill-btn{font-family:var(--font-body);border:1px solid var(--border);background:var(--bg-card);color:var(--text-secondary);cursor:pointer;transition:all var(--transition);-webkit-user-select:none;user-select:none;border-radius:50px;align-items:center;gap:8px;padding:8px 16px;font-size:13.5px;font-weight:600;display:flex}.pill-btn:hover{background:var(--bg-card-hover);border-color:var(--text-secondary);color:var(--text-primary);transform:translateY(-1px)}.pill-btn svg{transition:transform var(--transition)}.pill-btn:hover svg{transform:scale(1.1)}.pill-btn.purple.active{background:var(--purple);border-color:var(--purple);color:#fff;box-shadow:0 4px 14px #7c3aed59}.pill-btn.purple.active:hover{background:var(--purple-light);border-color:var(--purple-light)}.pill-btn.cyan.active{background:var(--cyan);border-color:var(--cyan);color:#fff;box-shadow:0 4px 14px #06b6d459}.pill-btn.cyan.active:hover{background:var(--cyan-light);border-color:var(--cyan-light)}.pill-btn.pink.active{background:var(--pink);border-color:var(--pink);color:#fff;box-shadow:0 4px 14px #ec489959}.pill-btn.pink.active:hover{background:#f472b6}.pill-btn.green.active{background:var(--green);border-color:var(--green);color:#fff;box-shadow:0 4px 14px #10b98159}.pill-btn.green.active:hover{background:#34d399}.pill-btn.amber.active{background:var(--amber);border-color:var(--amber);color:#fff;box-shadow:0 4px 14px #f59e0b59}.pill-btn.static{cursor:default;opacity:.85;pointer-events:none}.seo-input-wrap{max-width:600px;transition:all var(--transition);margin:0 auto;overflow:hidden}.seo-input-wrap.hidden{opacity:0;pointer-events:none;max-height:0;margin-top:0;margin-bottom:0}.seo-input-wrap.visible{opacity:1;max-height:80px;margin-top:10px;margin-bottom:24px}.seo-input{border:1px solid var(--border);border-radius:var(--radius-sm);width:100%;color:var(--text-primary);font-family:var(--font-body);transition:border-color var(--transition);background:#ffffff0a;outline:none;margin-top:8px;padding:10px 14px;font-size:13px}.seo-input:focus{border-color:var(--purple);box-shadow:0 0 0 3px #7c3aed1f}.seo-input::placeholder{color:var(--text-muted)}.seo-input-row{align-items:center;gap:8px;margin-top:8px;display:flex}.seo-input-row .seo-input{flex:1;margin-top:0}.seo-set-btn{background:linear-gradient(135deg, var(--pink), #f472b6);border-radius:var(--radius-sm);color:#fff;font-family:var(--font-body);cursor:pointer;white-space:nowrap;transition:all var(--transition);letter-spacing:.3px;border:none;padding:10px 18px;font-size:13px;font-weight:700}.seo-set-btn:hover{transform:translateY(-1px);box-shadow:0 4px 14px #ec489966}.process-btn{background:linear-gradient(135deg, var(--purple), var(--cyan));border-radius:var(--radius-lg);color:#fff;width:100%;max-width:650px;font-family:var(--font-display);cursor:pointer;letter-spacing:.3px;transition:all var(--transition);border:none;justify-content:center;align-items:center;gap:10px;margin-bottom:16px;margin-left:auto;margin-right:auto;padding:18px 32px;font-size:16px;font-weight:700;display:flex;position:relative;overflow:hidden}.process-btn:before{content:"";opacity:0;transition:opacity var(--transition);background:#ffffff1a;position:absolute;inset:0}.process-btn:hover:not(:disabled):before{opacity:1}.process-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 32px #7c3aed80}.process-btn:active:not(:disabled){transform:translateY(0)}.process-btn:disabled{opacity:.5;cursor:not-allowed}.spinner{border:2.5px solid 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14px}.result-info-label{text-transform:uppercase;letter-spacing:.8px;color:var(--text-muted);margin-bottom:4px;font-size:10px;font-weight:600}.result-info-value{color:var(--text-primary);word-break:break-all;font-size:13px;font-weight:600}.result-info-value.green{color:var(--success-text)}.result-info-value.cyan{color:var(--cyan-light)}.result-info-value.purple{color:var(--purple-light)}.download-btn{background:linear-gradient(135deg, var(--green), #059669);border-radius:var(--radius-lg);color:#fff;width:100%;font-family:var(--font-display);cursor:pointer;transition:all var(--transition);border:none;justify-content:center;align-items:center;gap:10px;padding:16px 32px;font-size:15px;font-weight:700;display:flex}.download-btn:hover{transform:translateY(-2px);box-shadow:0 8px 24px #10b98166}.download-btn a{color:inherit;justify-content:center;align-items:center;gap:10px;width:100%;text-decoration:none;display:flex}.try-again-btn{border:1px solid var(--border);border-radius:var(--radius-lg);width:100%;color:var(--text-secondary);font-family:var(--font-display);cursor:pointer;transition:all var(--transition);background:0 0;justify-content:center;align-items:center;gap:8px;max-width:650px;margin-top:10px;margin-left:auto;margin-right:auto;padding:12px 32px;font-size:14px;font-weight:600;display:flex}.try-again-btn:hover{border-color:var(--purple);color:var(--purple-light)}.meta-inspector{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);width:100%;margin:28px 0 0;overflow:hidden}.meta-inspector-title{color:var(--text-primary);border-bottom:1px solid var(--border);letter-spacing:.3px;padding:18px 24px 12px;font-size:15px;font-weight:700}.meta-columns{grid-template-columns:1fr 1fr;display:grid}.meta-col{overflow:hidden}.meta-col:first-child{border-right:1px solid var(--border)}.meta-col-header{text-transform:uppercase;letter-spacing:.8px;border-bottom:1px solid var(--border);padding:10px 16px;font-size:11px;font-weight:700}.meta-col-header.before{color:var(--cyan);background:#10b98112}.meta-col-header.after{color:var(--purple-light);background:#7c3aed12}.meta-table{border-collapse:collapse;width:100%;font-size:12px}.meta-table tr:nth-child(odd){background:#ffffff05}.meta-table tr:hover{background:#7c3aed0d}.meta-key{color:var(--text-muted);white-space:nowrap;vertical-align:top;border-bottom:1px solid #ffffff08;width:40%;padding:6px 16px;font-weight:500}.meta-val{color:var(--text-primary);word-break:break-word;border-bottom:1px solid #ffffff08;padding:6px 16px}.meta-empty{color:var(--text-muted);text-align:center;padding:16px;font-style:italic}.error-banner{border-radius:var(--radius-md);color:#fca5a5;background:#ef444414;border:1px solid #ef444440;align-items:center;gap:10px;margin-bottom:16px;padding:14px 18px;font-size:13px;display:flex}.features{border-top:1px solid var(--border);margin-top:max(150px,18vh);padding:40px 0}.features-title{text-align:center;font-family:var(--font-display);color:var(--text-secondary);margin-bottom:28px;font-size:18px;font-weight:700}.features-grid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;display:grid}.feature-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);transition:all var(--transition);text-align:center;padding:20px}.feature-card:hover{border-color:var(--border-accent);box-shadow:var(--shadow-glow);transform:translateY(-2px)}.feature-card .feature-icon{color:#fff;border-radius:12px;justify-content:center;align-items:center;width:44px;height:44px;margin:0 auto 14px;display:flex}.feature-card .feature-icon.purple{color:var(--purple-light);background:#7c3aed2e}.feature-card .feature-icon.cyan{color:var(--cyan-light);background:#06b6d42e}.feature-card .feature-icon.pink{color:#f9a8d4;background:#ec48992e}.feature-card .feature-icon.green{color:#6ee7b7;background:#10b9812e}.feature-card 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16px}.process-btn,.try-again-btn{max-width:100%}.preview-card{flex-direction:column;max-width:100%}.preview-image{width:100%;height:180px}.result-card{max-width:100%}.result-info-grid{grid-template-columns:1fr 1fr}.progress-bar-wrap{max-width:100%}.features{margin-top:40px}.features-grid,.meta-columns{grid-template-columns:1fr}.meta-col:first-child{border-right:none;border-bottom:1px solid var(--border)}.meta-key{white-space:normal}}.theme-toggle{background:var(--bg-card);border:1px solid var(--border);color:var(--text-primary);cursor:pointer;width:40px;height:40px;transition:all var(--transition);border-radius:50%;justify-content:center;align-items:center;margin-left:auto;display:flex}.theme-toggle:hover{background:var(--bg-card-hover);border-color:var(--border-accent);color:var(--purple-light);transform:scale(1.05)}