@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";
:root{--bg-primary:#0a0a0f;--bg-secondary:#12121a;--bg-card:#ffffff08;--bg-card-hover:#ffffff0f;--bg-glass:#ffffff0d;--border-color:#ffffff14;--border-focus:#8b5cf680;--text-primary:#f0f0f5;--text-secondary:#8b8b9e;--text-muted:#55556a;--accent:#8b5cf6;--accent-light:#a78bfa;--accent-glow:#8b5cf626;--danger:#ef4444;--danger-glow:#ef444426;--success:#22c55e;--success-glow:#22c55e26;--gradient-1:linear-gradient(135deg, #8b5cf6 0%, #6366f1 50%, #3b82f6 100%);--gradient-2:linear-gradient(135deg, #0a0a0f 0%, #1a1a2e 50%, #16213e 100%);--shadow-lg:0 25px 50px -12px #00000080;--shadow-glow:0 0 30px #8b5cf61a;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:24px;--transition:all .3s cubic-bezier(.4, 0, .2, 1)}*{box-sizing:border-box;margin:0;padding:0}html,body{background:var(--bg-primary);height:100%;color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif}body:before{content:"";pointer-events:none;z-index:0;background:radial-gradient(at 20%,#8b5cf60f 0%,#0000 50%),radial-gradient(at 80% 20%,#6366f10a 0%,#0000 50%),radial-gradient(at 50% 80%,#3b82f608 0%,#0000 50%);position:fixed;inset:0}.btn{border-radius:var(--radius-md);cursor:pointer;transition:var(--transition);border:none;justify-content:center;align-items:center;gap:8px;padding:12px 24px;font-family:Inter,sans-serif;font-size:14px;font-weight:500;display:inline-flex;position:relative;overflow:hidden}.btn-primary{background:var(--gradient-1);color:#fff;box-shadow:0 4px 15px #8b5cf64d}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 25px #8b5cf666}.btn-primary:active{transform:translateY(0)}.btn-secondary{background:var(--bg-glass);color:var(--text-primary);border:1px solid var(--border-color);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.btn-secondary:hover{background:var(--bg-card-hover);border-color:#ffffff26}.btn-danger{color:var(--danger);background:0 0;border:1px solid #ef444433}.btn-danger:hover{background:var(--danger-glow);border-color:#ef444466}.btn-sm{padding:8px 16px;font-size:13px}.btn-icon{border-radius:var(--radius-sm);width:36px;height:36px;padding:0}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.input-group{flex-direction:column;gap:6px;display:flex}.input-group label{color:var(--text-secondary);letter-spacing:.02em;font-size:13px;font-weight:500}.input{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-primary);transition:var(--transition);outline:none;padding:12px 16px;font-family:Inter,sans-serif;font-size:14px}.input:focus{border-color:var(--border-focus);box-shadow:0 0 0 3px var(--accent-glow);background:#ffffff0d}.input::placeholder{color:var(--text-muted)}.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);transition:var(--transition)}.card:hover{border-color:#ffffff1f}.modal-overlay{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:1000;background:#000000b3;justify-content:center;align-items:center;padding:20px;animation:.2s fadeIn;display:flex;position:fixed;inset:0}.modal-content{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-xl);width:100%;max-width:520px;box-shadow:var(--shadow-lg);padding:32px;animation:.3s cubic-bezier(.4,0,.2,1) slideUp}.modal-title{letter-spacing:-.02em;margin-bottom:24px;font-size:20px;font-weight:600}.upload-zone{border:2px dashed var(--border-color);border-radius:var(--radius-lg);text-align:center;cursor:pointer;transition:var(--transition);padding:40px 20px;position:relative}.upload-zone:hover,.upload-zone.drag-over{border-color:var(--accent);background:var(--accent-glow)}.upload-zone.has-file{border-color:var(--success);background:var(--success-glow);border-style:solid}.upload-zone input[type=file]{opacity:0;cursor:pointer;position:absolute;inset:0}.upload-icon{margin-bottom:12px;font-size:40px;display:block}.upload-text{color:var(--text-secondary);font-size:14px}.upload-text strong{color:var(--accent-light)}.upload-preview{border-radius:var(--radius-sm);max-width:200px;max-height:200px;margin:12px auto 0}.link-result{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);align-items:center;gap:8px;margin-top:16px;padding:12px 16px;display:flex}.link-result input{color:var(--accent-light);background:0 0;border:none;outline:none;flex:1;font-family:Inter,monospace;font-size:13px}.table-container{border-radius:var(--radius-lg);border:1px solid var(--border-color);overflow-x:auto}.table{border-collapse:collapse;width:100%}.table th{text-align:left;color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;border-bottom:1px solid var(--border-color);background:#ffffff05;padding:14px 20px;font-size:12px;font-weight:600}.table td{border-bottom:1px solid var(--border-color);color:var(--text-secondary);padding:14px 20px;font-size:14px}.table tr:last-child td{border-bottom:none}.table tr:hover td{background:#ffffff05}.table .link-cell{color:var(--accent-light);word-break:break-all;font-family:monospace;font-size:13px}.table .qr-thumb{border-radius:var(--radius-sm);object-fit:cover;border:1px solid var(--border-color);width:40px;height:40px}.login-container{z-index:1;justify-content:center;align-items:center;min-height:100vh;display:flex;position:relative}.login-card{width:100%;max-width:400px;padding:40px}.login-card h1{letter-spacing:-.03em;margin-bottom:8px;font-size:24px;font-weight:700}.login-card .subtitle{color:var(--text-secondary);margin-bottom:32px;font-size:14px}.login-card form{flex-direction:column;gap:20px;display:flex}.login-error{background:var(--danger-glow);border-radius:var(--radius-md);color:var(--danger);border:1px solid #ef444433;padding:12px 16px;font-size:13px;animation:.4s shake}.dashboard{z-index:1;min-height:100vh;position:relative}.dashboard-header{border-bottom:1px solid var(--border-color);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);z-index:100;background:#0a0a0fcc;justify-content:space-between;align-items:center;padding:20px 32px;display:flex;position:sticky;top:0}.dashboard-header h1{letter-spacing:-.02em;align-items:center;gap:10px;font-size:18px;font-weight:600;display:flex}.dashboard-header .logo-dot{background:var(--accent);width:8px;height:8px;box-shadow:0 0 10px var(--accent);border-radius:50%;animation:2s infinite pulse-glow}.header-actions{align-items:center;gap:12px;display:flex}.dashboard-content{max-width:1000px;margin:0 auto;padding:32px}.dashboard-stats{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:32px;display:grid}.stat-card{padding:24px}.stat-card .stat-value{letter-spacing:-.03em;background:var(--gradient-1);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-size:32px;font-weight:700}.stat-card .stat-label{color:var(--text-muted);margin-top:4px;font-size:13px}.section-header{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.section-header h2{letter-spacing:-.02em;font-size:16px;font-weight:600}.empty-state{text-align:center;color:var(--text-muted);padding:60px 20px}.empty-state .empty-icon{margin-bottom:16px;font-size:48px;display:block}.empty-state p{font-size:14px}.signin-container{z-index:1;justify-content:center;align-items:center;min-height:100vh;padding:20px;display:flex;position:relative}.signin-card{text-align:center;width:100%;max-width:440px;padding:48px}.signin-card .qr-wrapper{border-radius:var(--radius-lg);box-shadow:var(--shadow-glow);background:#fff;margin:20px 0;padding:24px;display:inline-block}.signin-card .qr-wrapper img{width:100%;max-width:280px;height:auto;display:block}.signin-card h1{letter-spacing:-.02em;margin-bottom:8px;font-size:22px;font-weight:600}.signin-card .signin-subtitle{color:var(--text-secondary);font-size:14px}.signin-loading{flex-direction:column;align-items:center;gap:16px;display:flex}.signin-error{color:var(--danger)}.spinner{border:3px solid var(--border-color);border-top-color:var(--accent);border-radius:50%;width:40px;height:40px;animation:.8s linear infinite spin}.toast{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-primary);z-index:2000;box-shadow:var(--shadow-lg);align-items:center;gap:8px;padding:14px 20px;font-size:14px;animation:.3s slideInRight;display:flex;position:fixed;bottom:24px;right:24px}.toast.success{border-color:#22c55e4d}.toast.error{border-color:#ef44444d}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)scale(.97)}to{opacity:1;transform:translateY(0)scale(1)}}@keyframes slideInRight{0%{opacity:0;transform:translate(100px)}to{opacity:1;transform:translate(0)}}@keyframes shake{0%,to{transform:translate(0)}20%{transform:translate(-8px)}40%{transform:translate(8px)}60%{transform:translate(-4px)}80%{transform:translate(4px)}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes pulse-glow{0%,to{box-shadow:0 0 10px var(--accent);opacity:1}50%{box-shadow:0 0 20px var(--accent), 0 0 40px #8b5cf64d;opacity:.8}}.logout-warning{color:#fca5a5;text-align:center;z-index:200;background:linear-gradient(90deg,#ef444426,#ef44440d);border-bottom:1px solid #ef44444d;justify-content:center;align-items:center;padding:12px 24px;font-size:13px;font-weight:500;animation:.3s slideDown;display:flex;position:sticky;top:0}.session-timer{color:var(--text-muted);font-variant-numeric:tabular-nums;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-sm);white-space:nowrap;padding:6px 12px;font-size:12px}@keyframes slideDown{0%{opacity:0;transform:translateY(-100%)}to{opacity:1;transform:translateY(0)}}@media (max-width:640px){.dashboard-header{padding:16px 20px}.dashboard-content{padding:20px}.modal-content{padding:24px}.login-card,.signin-card{padding:28px}.table th,.table td{padding:10px 14px;font-size:13px}}