:root{--bg-main: #f8fafc;--bg-card: #ffffff;--bg-card-subtle: #f1f5f9;--text-main: #0f172a;--text-muted: #64748b;--primary: #2563eb;--primary-hover: #1d4ed8;--primary-light: #dbeafe;--success: #16a34a;--success-bg: #dcfce7;--danger: #dc2626;--danger-bg: #fee2e2;--border: #e2e8f0;--border-focus: #3b82f6;--shadow: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1)}.dark{--bg-main: #0f172a;--bg-card: #1e293b;--bg-card-subtle: #334155;--text-main: #f8fafc;--text-muted: #94a3b8;--primary: #3b82f6;--primary-hover: #60a5fa;--primary-light: #1e3a8a;--success: #22c55e;--success-bg: #14532d;--danger: #ef4444;--danger-bg: #7f1d1d;--border: #334155;--border-focus: #60a5fa;--shadow: 0 4px 6px -1px rgb(0 0 0 / .5);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .5)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background-color:var(--bg-main);color:var(--text-main);min-height:100vh;line-height:1.5;transition:background-color .2s ease,color .2s ease}.app-container{max-width:800px;margin:0 auto;padding:24px 16px;min-height:100vh;display:flex;flex-direction:column}header{display:flex;justify-content:space-between;align-items:center;padding-bottom:24px;border-bottom:1px solid var(--border);margin-bottom:32px}.logo{display:flex;align-items:center;gap:12px;font-size:1.25rem;font-weight:700;color:var(--primary);text-decoration:none}.card{background-color:var(--bg-card);border:1px solid var(--border);border-radius:16px;padding:32px;box-shadow:var(--shadow);margin-bottom:24px}.dropzone{border:2px dashed var(--border);border-radius:12px;padding:48px 24px;text-align:center;cursor:pointer;background-color:var(--bg-card-subtle);transition:border-color .2s,background-color .2s}.dropzone:hover,.dropzone.active{border-color:var(--primary);background-color:var(--primary-light)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;font-size:.95rem;font-weight:600;border-radius:8px;border:none;cursor:pointer;transition:background-color .2s,transform .1s}.btn:active{transform:scale(.98)}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover{background-color:var(--primary-hover)}.btn-secondary{background-color:var(--bg-card-subtle);color:var(--text-main);border:1px solid var(--border)}.btn-secondary:hover{background-color:var(--border)}.btn-danger{background-color:var(--danger);color:#fff}.btn-danger:hover{opacity:.9}.progress-track{width:100%;height:8px;background-color:var(--bg-card-subtle);border-radius:9999px;overflow:hidden;margin:12px 0}.progress-bar{height:100%;background-color:var(--primary);transition:width .3s ease}.peer-card{background-color:var(--bg-card-subtle);border:1px solid var(--border);border-radius:10px;padding:16px;margin-top:12px}.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:9999px;font-size:.8rem;font-weight:600}.badge-success{background-color:var(--success-bg);color:var(--success)}.badge-danger{background-color:var(--danger-bg);color:var(--danger)}.badge-info{background-color:var(--primary-light);color:var(--primary)}footer{margin-top:auto;text-align:center;padding:24px 0;color:var(--text-muted);font-size:.875rem;border-top:1px solid var(--border)}