@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --primary:#10B981;--primary-light:#34D399;--primary-glow:rgba(16,185,129,.2);
  --accent:#EF4444;--yellow:#F59E0B;
  --bg:#0F172A;--bg2:#1E293B;--bg-card:rgba(30,41,59,.8);
  --text:#F1F5F9;--text2:#94A3B8;--text3:#64748B;
  --border:rgba(148,163,184,.1);--radius:12px;--radius-sm:8px;
  --font:'Inter',system-ui,sans-serif;--tr:.25s ease;
}
body{font-family:var(--font);background:var(--bg);color:var(--text);min-height:100vh}
body::before{content:'';position:fixed;inset:0;background:radial-gradient(ellipse at 50% 0%,rgba(16,185,129,.05) 0%,transparent 50%);pointer-events:none}
.app{position:relative;z-index:1;max-width:800px;margin:0 auto;padding:24px 20px 60px}
.hdr{text-align:center;padding:40px 0 16px}
.hdr__icon{display:inline-flex;align-items:center;justify-content:center;width:64px;height:64px;border-radius:var(--radius);background:linear-gradient(135deg,var(--primary),#059669);font-size:32px;margin-bottom:16px;box-shadow:0 8px 30px var(--primary-glow);animation:fl 3s ease-in-out infinite}
@keyframes fl{0%,100%{transform:translateY(0)}50%{transform:translateY(-5px)}}
.hdr h1{font-size:2rem;font-weight:800;background:linear-gradient(135deg,var(--text),var(--primary-light));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hdr p{color:var(--text2);font-size:.95rem;max-width:480px;margin:8px auto 0}
.privacy-badge{text-align:center;padding:10px;background:rgba(16,185,129,.08);border:1px solid rgba(16,185,129,.2);border-radius:var(--radius-sm);color:var(--primary-light);font-size:.8rem;font-weight:600;margin-bottom:16px}
.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;backdrop-filter:blur(16px);margin-bottom:16px}
.drop-zone{border:2px dashed var(--border);border-radius:var(--radius);padding:40px 20px;text-align:center;cursor:pointer;transition:var(--tr)}
.drop-zone.drag-over{border-color:var(--primary);background:rgba(16,185,129,.05)}
.drop-icon{font-size:2.5rem;margin-bottom:12px}
.drop-zone p{font-size:.9rem;color:var(--text2)}
.drop-hint{font-size:.75rem!important;color:var(--text3)!important;margin-top:6px}
.link{color:var(--primary);cursor:pointer;text-decoration:underline}
/* File Cards */
.file-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;backdrop-filter:blur(16px);margin-bottom:12px}
.file-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;gap:12px}
.file-name{font-weight:700;font-size:.9rem;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.file-size{font-size:.75rem;color:var(--text3)}
.btn{padding:9px 16px;font-family:var(--font);font-size:.82rem;font-weight:600;border:none;border-radius:var(--radius-sm);cursor:pointer;transition:var(--tr)}
.btn-sm{padding:6px 12px;font-size:.75rem}
.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:#059669}
.btn-danger{background:var(--accent);color:#fff}.btn-danger:hover{background:#DC2626}
.btn-outline{background:transparent;color:var(--text2);border:1px solid var(--border)}.btn-outline:hover{border-color:var(--primary);color:var(--primary)}
.meta-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:8px;margin-bottom:12px}
.meta-item{background:var(--bg);border-radius:var(--radius-sm);padding:8px 10px;font-size:.78rem}
.meta-item .m-key{color:var(--text3);font-size:.68rem;margin-bottom:2px}
.meta-item .m-val{color:var(--text);word-break:break-all}
.meta-item .m-val.sensitive{color:var(--accent)}
.file-actions{display:flex;gap:8px;flex-wrap:wrap}
.size-compare{font-size:.75rem;color:var(--text3);margin-top:8px}
.size-compare .saved{color:var(--primary)}
.no-meta{color:var(--text3);font-size:.82rem;padding:12px;text-align:center}
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(80px);padding:10px 20px;background:var(--bg2);border:1px solid var(--primary);border-radius:var(--radius-sm);color:var(--text);font-size:.85rem;font-weight:500;z-index:1000;opacity:0;transition:all .3s ease;pointer-events:none}
.toast.visible{opacity:1;transform:translateX(-50%) translateY(0)}
@media(max-width:640px){.meta-grid{grid-template-columns:1fr}.file-header{flex-direction:column;align-items:flex-start}.app{padding:16px 12px 48px}.hdr h1{font-size:1.5rem}}
::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg)}::-webkit-scrollbar-thumb{background:var(--bg2);border-radius:3px}
::selection{background:var(--primary);color:var(--bg)}