.pgen-tool *, .pgen-tool *::before, .pgen-tool *::after{margin:0;padding:0;box-sizing:border-box}.pgen-tool :root{
  --bg:#f8f9fb;
  --surface:#ffffff;
  --border:#e2e5ea;
  --border-hover:#c8cdd5;
  --text:#111827;
  --text-dim:#6b7280;
  --primary:#2563eb;
  --primary-hover:#1d4ed8;
  --primary-glow:rgba(37,99,235,0.12);
  --accent:#06b6d4;
  --danger:#ef4444;
  --success:#10b981;
  --radius:14px;
  --radius-sm:10px;
}.pgen-tool body{font-family:'Inter',-apple-system,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;line-height:1.6;overflow-x:hidden}.pgen-tool .bg-glow{position:fixed;border-radius:50%;filter:blur(120px);pointer-events:none;z-index:0}.pgen-tool .bg-glow-1{width:500px;height:500px;background:radial-gradient(circle,rgba(37,99,235,0.04),transparent 70%);top:-150px;right:-100px}.pgen-tool .bg-glow-2{width:400px;height:400px;background:radial-gradient(circle,rgba(6,182,212,0.03),transparent 70%);bottom:-100px;left:-100px}.pgen-tool .container{max-width:680px;margin:0 auto;padding:48px 24px 32px;position:relative;z-index:1}.pgen-tool .header{text-align:center;margin-bottom:44px}.pgen-tool .badge{display:inline-flex;align-items:center;gap:6px;padding:6px 16px;background:rgba(37,99,235,0.07);border:1px solid rgba(37,99,235,0.12);border-radius:100px;color:var(--primary);font-size:0.78rem;font-weight:500;margin-bottom:24px;transition:all 0.3s ease}.pgen-tool .badge:hover{background:rgba(37,99,235,0.1);border-color:rgba(37,99,235,0.2)}.pgen-tool .title{font-size:2.6rem;font-weight:800;line-height:1.15;letter-spacing:-1px;margin-bottom:14px;background:linear-gradient(135deg,#2563eb 0%,#3b82f6 40%,#06b6d4 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.pgen-tool .subtitle{color:var(--text-dim);font-size:0.95rem;max-width:480px;margin:0 auto;line-height:1.7}.pgen-tool .upload-section{margin-bottom:4px}.pgen-tool .dropzone{border:2px dashed var(--border);border-radius:var(--radius);padding:52px 32px;text-align:center;cursor:pointer;transition:all 0.35s cubic-bezier(0.4,0,0.2,1);background:var(--surface);position:relative;box-shadow:0 1px 3px rgba(0,0,0,0.04)}.pgen-tool .dropzone:hover, .pgen-tool .dropzone.drag-over{border-color:var(--primary);background:rgba(37,99,235,0.02);box-shadow:0 0 0 4px var(--primary-glow),0 4px 20px rgba(37,99,235,0.08);transform:translateY(-2px)}.pgen-tool .dropzone-icon-wrap{width:64px;height:64px;margin:0 auto 18px;display:flex;align-items:center;justify-content:center;border-radius:16px;background:rgba(37,99,235,0.07);border:1px solid rgba(37,99,235,0.1);transition:all 0.35s cubic-bezier(0.4,0,0.2,1)}.pgen-tool .dropzone:hover .dropzone-icon-wrap{border-color:var(--primary);background:rgba(37,99,235,0.1);box-shadow:0 0 20px var(--primary-glow);transform:scale(1.05)}.pgen-tool .dropzone-text{font-size:1.05rem;font-weight:600;margin-bottom:6px}.pgen-tool .dropzone-sub{color:var(--text-dim);font-size:0.82rem;margin-bottom:16px}.pgen-tool .dropzone-hint{color:var(--text-dim);font-size:0.75rem;margin-top:16px;opacity:0.5}.pgen-tool .btn-browse{display:inline-flex;align-items:center;gap:6px;background:linear-gradient(135deg,#2563eb,#3b82f6);color:white;border:none;padding:10px 24px;border-radius:var(--radius-sm);font-size:0.88rem;font-weight:700;cursor:pointer;transition:all 0.25s cubic-bezier(0.4,0,0.2,1);font-family:inherit;box-shadow:0 2px 8px rgba(37,99,235,0.25);position:relative;overflow:hidden}.pgen-tool .btn-browse::after{content:'';position:absolute;inset:0;background:linear-gradient(rgba(255,255,255,0.15),transparent);opacity:0;transition:opacity 0.25s}.pgen-tool .btn-browse:hover{transform:translateY(-2px);box-shadow:0 4px 16px rgba(37,99,235,0.35)}.pgen-tool .btn-browse:hover::after{opacity:1}.pgen-tool .btn-browse:active{transform:translateY(0);box-shadow:0 2px 8px rgba(37,99,235,0.25)}.pgen-tool .action-section{display:flex;gap:10px;margin-top:22px;justify-content:center}.pgen-tool .btn-generate{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(135deg,#2563eb,#3b82f6);color:white;border:none;padding:14px 34px;border-radius:var(--radius-sm);font-size:0.95rem;font-weight:700;cursor:pointer;transition:all 0.25s cubic-bezier(0.4,0,0.2,1);font-family:inherit;box-shadow:0 2px 10px rgba(37,99,235,0.25);position:relative;overflow:hidden}.pgen-tool .btn-generate::after{content:'';position:absolute;inset:0;background:linear-gradient(rgba(255,255,255,0.12),transparent);opacity:0;transition:opacity 0.25s}.pgen-tool .btn-generate:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 24px rgba(37,99,235,0.35)}.pgen-tool .btn-generate:hover:not(:disabled)::after{opacity:1}.pgen-tool .btn-generate:active:not(:disabled){transform:translateY(0)}.pgen-tool .btn-generate:disabled{opacity:0.35;cursor:not-allowed}.pgen-tool .btn-change{display:inline-flex;align-items:center;gap:6px;background:var(--surface);color:var(--text-dim);border:1px solid var(--border);padding:14px 22px;border-radius:var(--radius-sm);font-size:0.92rem;font-weight:500;cursor:pointer;transition:all 0.25s cubic-bezier(0.4,0,0.2,1);font-family:inherit}.pgen-tool .btn-change:hover{border-color:var(--border-hover);color:var(--text);box-shadow:0 2px 8px rgba(0,0,0,0.06);transform:translateY(-1px)}.pgen-tool .btn-change:active{transform:translateY(0)}.pgen-tool .loading-overlay{margin-top:28px;animation:fadeUp 0.4s ease}.pgen-tool .loading-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:52px 36px;text-align:center;box-shadow:0 1px 3px rgba(0,0,0,0.04)}.pgen-tool .loading-scanner{position:relative;width:110px;height:110px;margin:0 auto 28px;display:flex;align-items:center;justify-content:center}.pgen-tool .scanner-ring{position:absolute;width:110px;height:110px;border:2.5px solid transparent;border-top-color:#2563eb;border-right-color:rgba(37,99,235,0.1);border-bottom-color:rgba(37,99,235,0.05);border-radius:50%;animation:spin 1.8s linear infinite}.pgen-tool .scanner-ring.ring-2{width:82px;height:82px;border-top-color:#3b82f6;border-right-color:rgba(59,130,246,0.1);border-bottom-color:rgba(59,130,246,0.05);animation-duration:2.4s;animation-direction:reverse}.pgen-tool .scanner-ring.ring-3{width:54px;height:54px;border-top-color:#06b6d4;border-right-color:rgba(6,182,212,0.1);border-bottom-color:rgba(6,182,212,0.05);animation-duration:1.2s}.pgen-tool .scanner-center{z-index:1;display:flex;align-items:center;justify-content:center;width:44px;height:44px;background:rgba(37,99,235,0.07);border-radius:50%;animation:pulse 2s ease-in-out infinite}@keyframes spin{to{transform:rotate(360deg)}}@keyframes pulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.08);opacity:0.7}}.pgen-tool .loading-title{font-size:1.15rem;font-weight:700;margin-bottom:8px}.pgen-tool .loading-steps{font-size:0.88rem;color:var(--primary);margin-bottom:22px;min-height:22px;font-weight:500;transition:opacity 0.3s}.pgen-tool .loading-bar{width:100%;max-width:260px;height:4px;background:#e5e7eb;border-radius:4px;margin:0 auto 16px;overflow:hidden}.pgen-tool .loading-bar-fill{height:100%;width:0%;background:linear-gradient(90deg,#2563eb,#3b82f6,#06b6d4);border-radius:4px;transition:width 0.6s cubic-bezier(0.4,0,0.2,1);box-shadow:0 0 10px rgba(37,99,235,0.25)}.pgen-tool .loading-hint{font-size:0.72rem;color:var(--text-dim);opacity:0.5}.pgen-tool .preview-image{max-width:100%;max-height:400px;border-radius:var(--radius);object-fit:contain;display:block;margin:0 auto;box-shadow:0 4px 24px rgba(0,0,0,0.1);border:1px solid var(--border)}.pgen-tool .result-section{margin-top:28px;animation:fadeUp 0.5s cubic-bezier(0.4,0,0.2,1)}.pgen-tool .result-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:26px;position:relative;overflow:hidden;box-shadow:0 2px 8px rgba(0,0,0,0.04)}.pgen-tool .result-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#2563eb,#3b82f6,#06b6d4)}.pgen-tool .result-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.pgen-tool .result-title{font-size:1.05rem;font-weight:700;background:linear-gradient(135deg,#2563eb,#06b6d4);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.pgen-tool .btn-copy{display:inline-flex;align-items:center;gap:5px;background:rgba(37,99,235,0.06);color:var(--primary);border:1px solid rgba(37,99,235,0.12);padding:8px 16px;border-radius:var(--radius-sm);font-size:0.8rem;font-weight:600;cursor:pointer;transition:all 0.25s cubic-bezier(0.4,0,0.2,1);font-family:inherit}.pgen-tool .btn-copy:hover{background:rgba(37,99,235,0.1);box-shadow:0 2px 8px rgba(37,99,235,0.1);transform:translateY(-1px)}.pgen-tool .btn-copy:active{transform:translateY(0)}.pgen-tool .btn-copy.copied{background:rgba(16,185,129,0.08);color:var(--success);border-color:rgba(16,185,129,0.2)}.pgen-tool .result-box{background:#f8fafc;border:1px solid #e2e8f0;border-radius:var(--radius-sm);padding:22px;position:relative}.pgen-tool .result-box::before{content:'';position:absolute;left:0;top:8px;bottom:8px;width:3px;background:linear-gradient(180deg,#2563eb,#06b6d4);border-radius:3px}.pgen-tool .result-text{font-size:0.9rem;line-height:1.85;color:#334155;word-wrap:break-word;padding-left:12px}.pgen-tool .error-section{margin-top:20px;animation:fadeUp 0.4s ease}.pgen-tool .error-box{background:rgba(239,68,68,0.04);border:1px solid rgba(239,68,68,0.15);border-radius:var(--radius);padding:14px 18px;display:flex;align-items:center;gap:10px}.pgen-tool .error-text{color:var(--danger);font-size:0.88rem}.pgen-tool .footer{text-align:center;margin-top:52px;padding-top:20px;border-top:1px solid var(--border)}.pgen-tool .footer-badge{display:inline-flex;align-items:center;gap:5px;padding:6px 16px;background:rgba(37,99,235,0.04);border:1px solid rgba(37,99,235,0.08);border-radius:100px;color:var(--text-dim);font-size:0.75rem;font-weight:500}.pgen-tool .hidden{display:none !important}@keyframes fadeUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@media(max-width:640px){.pgen-tool .container{padding:28px 16px 20px}.pgen-tool .title{font-size:1.7rem;letter-spacing:-0.5px}.pgen-tool .subtitle{font-size:0.88rem}.pgen-tool .dropzone{padding:36px 20px}.pgen-tool .btn-generate, .pgen-tool .btn-change{width:100%;justify-content:center}.pgen-tool .action-section{flex-direction:column}.pgen-tool .result-header{flex-direction:column;align-items:flex-start;gap:10px}.pgen-tool .result-card{padding:20px}
}