*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --primary:#6C5CE7;--primary-light:#A29BFE;--accent:#00CEC9;
  --accent-glow:rgba(0,206,201,0.25);--bg:#0B0E11;
  --bg-card:rgba(20,24,32,0.85);--bg-card-hover:rgba(28,33,44,0.9);
  --bg-input:rgba(15,18,25,0.7);--text:#E8E6F0;--text-dim:#8B8AA0;
  --text-muted:#5A5872;--border:rgba(108,92,231,0.15);
  --border-hover:rgba(108,92,231,0.35);--danger:#FF6B6B;
  --danger-bg:rgba(255,107,107,0.12);--warning:#FDCB6E;
  --warning-bg:rgba(253,203,110,0.12);--success:#00B894;
  --success-bg:rgba(0,184,148,0.12);--radius:12px;--radius-sm:8px;
  --radius-lg:16px;--font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',system-ui,sans-serif;
  --transition:250ms ease;--shadow:0 4px 24px rgba(0,0,0,0.3);
  --shadow-lg:0 8px 40px rgba(0,0,0,0.4);
  --glass-bg:rgba(20,24,32,0.6);--glass-border:rgba(255,255,255,0.06)
}
html{font-size:16px;scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--text);min-height:100vh;line-height:1.6;-webkit-font-smoothing:antialiased}
body::before{content:'';position:fixed;inset:0;background:radial-gradient(ellipse at 20% 20%,rgba(108,92,231,0.08) 0%,transparent 50%),radial-gradient(ellipse at 80% 80%,rgba(0,206,201,0.05) 0%,transparent 50%);pointer-events:none;z-index:0}
.app{position:relative;z-index:1;display:flex;flex-direction:column;min-height:100vh}
.header{padding:1.5rem 2rem;border-bottom:1px solid var(--border);background:var(--glass-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px)}
.header-brand{display:flex;align-items:center;gap:.75rem;margin-bottom:.25rem}
.header-brand h1{font-size:1.35rem;font-weight:700;background:linear-gradient(135deg,var(--primary-light),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.header-subtitle{font-size:.85rem;color:var(--text-dim);margin-left:2.75rem}
.main{flex:1;padding:2rem;max-width:1400px;margin:0 auto;width:100%}
.drop-zone{border:2px dashed var(--border-hover);border-radius:var(--radius-lg);padding:4rem 2rem;text-align:center;cursor:pointer;transition:all var(--transition);background:var(--bg-card);position:relative;overflow:hidden}
.drop-zone::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(108,92,231,0.03),rgba(0,206,201,0.03));opacity:0;transition:opacity var(--transition)}
.drop-zone:hover,.drop-zone:focus-visible{border-color:var(--primary);background:var(--bg-card-hover);transform:translateY(-2px);box-shadow:var(--shadow)}
.drop-zone:hover::before,.drop-zone:focus-visible::before{opacity:1}
.drop-zone.drag-over{border-color:var(--accent);background:rgba(0,206,201,0.05);box-shadow:0 0 30px var(--accent-glow)}
.drop-zone:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.drop-zone-content{position:relative;z-index:1}
.drop-icon{margin-bottom:1rem;opacity:.8}
.drop-text{font-size:1.1rem;margin-bottom:.5rem}
.drop-link{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
.drop-hint{font-size:.8rem;color:var(--text-muted)}
.glass-card{background:var(--glass-bg);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);border-radius:var(--radius-lg);box-shadow:var(--shadow)}
.editor-section{animation:fadeIn 400ms ease}
.editor-layout{display:grid;grid-template-columns:380px 1fr;gap:1.5rem;align-items:start}
.preview-card{padding:1.25rem}
.preview-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem}
.preview-title{font-size:.95rem;font-weight:600;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:220px}
.preview-actions{display:flex;gap:.25rem}
.preview-image-wrap{border-radius:var(--radius);overflow:hidden;background:rgba(0,0,0,0.3);margin-bottom:1rem;display:flex;align-items:center;justify-content:center;min-height:200px}
.preview-image{width:100%;height:auto;display:block;max-height:400px;object-fit:contain}
.preview-meta{display:grid;grid-template-columns:1fr 1fr;gap:.5rem;font-size:.78rem}
.meta-item{background:var(--bg-input);padding:.5rem .75rem;border-radius:var(--radius-sm);border:1px solid var(--border)}
.meta-label{color:var(--text-muted);display:block;margin-bottom:.15rem;font-size:.7rem;text-transform:uppercase;letter-spacing:.05em}
.meta-value{color:var(--text);font-weight:500}
.batch-list{margin-top:1rem}
.batch-title{font-size:.85rem;font-weight:600;color:var(--text-dim);margin-bottom:.5rem;padding-left:.25rem}
.batch-items{list-style:none;display:flex;flex-direction:column;gap:.35rem;max-height:200px;overflow-y:auto}
.batch-item{display:flex;align-items:center;justify-content:space-between;padding:.5rem .75rem;background:var(--bg-card);border-radius:var(--radius-sm);border:1px solid var(--border);cursor:pointer;transition:all var(--transition);font-size:.8rem}
.batch-item:hover{border-color:var(--primary);background:var(--bg-card-hover)}
.batch-item.active{border-color:var(--accent);background:rgba(0,206,201,0.08)}
.batch-item-name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:180px}
.batch-item-status{font-size:.7rem;padding:.15rem .5rem;border-radius:99px;font-weight:500}
.batch-item-status.has-exif{background:var(--success-bg);color:var(--success)}
.batch-item-status.no-exif{background:var(--warning-bg);color:var(--warning)}
.batch-item-status.stripped{background:var(--danger-bg);color:var(--danger)}
.batch-actions{display:flex;gap:.5rem;margin-top:.75rem}
.exif-panel{display:flex;flex-direction:column;gap:1rem}
.exif-toolbar{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.tab-group{display:flex;gap:.25rem;background:var(--bg-card);padding:.25rem;border-radius:var(--radius);border:1px solid var(--border)}
.tab{padding:.45rem 1rem;border:none;background:none;color:var(--text-dim);font-size:.82rem;font-weight:500;font-family:var(--font);cursor:pointer;border-radius:var(--radius-sm);transition:all var(--transition);white-space:nowrap}
.tab:hover{color:var(--text);background:rgba(108,92,231,0.1)}
.tab.active{color:#fff;background:var(--primary);box-shadow:0 2px 8px rgba(108,92,231,0.3)}
.exif-actions{display:flex;gap:.5rem}
.exif-content{background:var(--glass-bg);backdrop-filter:blur(16px);border:1px solid var(--glass-border);border-radius:var(--radius-lg);padding:1.25rem;max-height:500px;overflow-y:auto}
.exif-empty{text-align:center;padding:3rem 1rem;color:var(--text-muted)}
.exif-group{margin-bottom:1.25rem}
.exif-group:last-child{margin-bottom:0}
.exif-group-header{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--primary-light);margin-bottom:.5rem;padding-bottom:.35rem;border-bottom:1px solid var(--border)}
.exif-row{display:flex;align-items:center;padding:.45rem 0;gap:1rem;border-bottom:1px solid rgba(255,255,255,0.02);transition:background var(--transition)}
.exif-row:hover{background:rgba(108,92,231,0.04);border-radius:var(--radius-sm)}
.exif-key{flex:0 0 140px;font-size:.8rem;color:var(--text-dim);font-weight:500}
.exif-value{flex:1;font-size:.8rem;color:var(--text)}
.exif-value-input{width:100%;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);padding:.35rem .6rem;color:var(--text);font-size:.8rem;font-family:var(--font);transition:all var(--transition)}
.exif-value-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(108,92,231,0.15)}
.exif-value-input:hover{border-color:var(--border-hover)}
.exif-value-readonly{opacity:.7;cursor:default}
.exif-action-btn{background:none;border:none;color:var(--text-muted);cursor:pointer;padding:.25rem;border-radius:4px;transition:all var(--transition);display:flex;align-items:center}
.exif-action-btn:hover{color:var(--danger);background:var(--danger-bg)}
.comparison-section{background:var(--glass-bg);backdrop-filter:blur(16px);border:1px solid var(--glass-border);border-radius:var(--radius-lg);padding:1.25rem}
.comparison-title{font-size:.85rem;font-weight:600;display:flex;align-items:center;gap:.5rem;margin-bottom:1rem;color:var(--accent)}
.comparison-content{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.comparison-col{background:var(--bg-input);border-radius:var(--radius);padding:1rem;border:1px solid var(--border)}
.comparison-col-title{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;margin-bottom:.75rem;padding-bottom:.35rem;border-bottom:1px solid var(--border)}
.comparison-col-title.before{color:var(--text-muted)}
.comparison-col-title.after{color:var(--accent)}
.comparison-row{display:flex;justify-content:space-between;padding:.25rem 0;font-size:.78rem}
.comparison-key{color:var(--text-dim)}
.comparison-val{color:var(--text);font-weight:500}
.comparison-val.removed{color:var(--danger);text-decoration:line-through}
.comparison-val.changed{color:var(--accent)}
.download-bar{display:flex;justify-content:flex-end}
.btn{display:inline-flex;align-items:center;gap:.4rem;padding:.55rem 1.1rem;border:none;border-radius:var(--radius-sm);font-size:.82rem;font-weight:600;font-family:var(--font);cursor:pointer;transition:all var(--transition);white-space:nowrap}
.btn:disabled{opacity:.4;cursor:not-allowed}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff;box-shadow:0 2px 12px rgba(108,92,231,0.3)}
.btn-primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 20px rgba(108,92,231,0.4)}
.btn-accent{background:linear-gradient(135deg,var(--accent),#00E6C3);color:#0B0E11;box-shadow:0 2px 12px var(--accent-glow)}
.btn-accent:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 20px rgba(0,206,201,0.4)}
.btn-danger{background:var(--danger-bg);color:var(--danger);border:1px solid rgba(255,107,107,0.2)}
.btn-danger:hover:not(:disabled){background:rgba(255,107,107,0.2);border-color:var(--danger)}
.btn-warning{background:var(--warning-bg);color:var(--warning);border:1px solid rgba(253,203,110,0.2)}
.btn-warning:hover:not(:disabled){background:rgba(253,203,110,0.2);border-color:var(--warning)}
.btn-ghost{background:transparent;color:var(--text-dim);padding:.4rem;border-radius:var(--radius-sm)}
.btn-ghost:hover{color:var(--text);background:rgba(255,255,255,0.05)}
.btn-sm{padding:.35rem .75rem;font-size:.75rem}
.btn-lg{padding:.7rem 1.5rem;font-size:.9rem}
.footer{padding:1.25rem 2rem;text-align:center;font-size:.78rem;color:var(--text-muted);border-top:1px solid var(--border)}
.toast-container{position:fixed;bottom:1.5rem;right:1.5rem;z-index:1000;display:flex;flex-direction:column;gap:.5rem}
.toast{background:var(--bg-card);border:1px solid var(--border);border-left:3px solid var(--primary);backdrop-filter:blur(20px);border-radius:var(--radius-sm);padding:.75rem 1rem;font-size:.82rem;color:var(--text);box-shadow:var(--shadow-lg);animation:slideIn 300ms ease;max-width:320px}
.toast.success{border-left-color:var(--success)}
.toast.error{border-left-color:var(--danger)}
.toast.warning{border-left-color:var(--warning)}
.hidden{display:none !important}
::-webkit-scrollbar{width:6px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:rgba(108,92,231,0.3);border-radius:3px}
::-webkit-scrollbar-thumb:hover{background:rgba(108,92,231,0.5)}
@keyframes fadeIn{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}
@keyframes slideIn{from{opacity:0;transform:translateX(20px)}to{opacity:1;transform:translateX(0)}}
@media(max-width:900px){.editor-layout{grid-template-columns:1fr}.preview-image{max-height:300px}.comparison-content{grid-template-columns:1fr}}
@media(max-width:600px){.header{padding:1rem}.main{padding:1rem}.drop-zone{padding:2.5rem 1rem}.exif-toolbar{flex-direction:column;align-items:stretch}.tab-group{overflow-x:auto}.exif-key{flex:0 0 100px}.preview-meta{grid-template-columns:1fr}.batch-actions{flex-direction:column}.download-bar{justify-content:stretch}.download-bar .btn{width:100%;justify-content:center}}