@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap";:root{--bg-color:#0f172a;--card-bg:#1e293bb3;--card-border:#ffffff1a;--text-primary:#f8fafc;--text-secondary:#94a3b8;--accent-color:#3b82f6;--accent-hover:#2563eb;--status-online:#10b981;--status-pending:#f59e0b;--status-connecting:#3b82f6;--status-offline:#ef4444;--danger-color:#ef4444;--danger-hover:#dc2626;--success-color:#10b981;--success-hover:#059669}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-primary);background-image:radial-gradient(at 0 0,#3b82f626 0,#0000 50%),radial-gradient(at 100% 100%,#10b9811a 0,#0000 50%);background-attachment:fixed;min-height:100vh;font-family:Inter,sans-serif;line-height:1.5}.app-container{max-width:1200px;margin:0 auto;padding:2rem}.app-header{border-bottom:1px solid var(--card-border);justify-content:space-between;align-items:flex-end;margin-bottom:3rem;padding-bottom:1.5rem;display:flex}.app-title{background:linear-gradient(135deg,#fff,#94a3b8);-webkit-text-fill-color:transparent;-webkit-background-clip:text;align-items:center;gap:.75rem;font-size:2.5rem;font-weight:700;display:flex}.add-session-form{background:var(--card-bg);border:1px solid var(--card-border);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-radius:12px;gap:1rem;margin-bottom:2rem;padding:1.5rem;display:flex;box-shadow:0 10px 15px -3px #0000004d}.input-field{border:1px solid var(--card-border);color:var(--text-primary);background:#0f172a99;border-radius:8px;outline:none;flex:1;padding:.75rem 1rem;font-size:1rem;transition:all .2s}.input-field:focus{border-color:var(--accent-color);box-shadow:0 0 0 2px #3b82f633}.btn{cursor:pointer;border:none;border-radius:8px;justify-content:center;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-size:.95rem;font-weight:600;transition:all .2s;display:inline-flex}.btn-primary{background-color:var(--accent-color);color:#fff}.btn-primary:hover{background-color:var(--accent-hover)}.btn-success{background-color:var(--success-color);color:#fff}.btn-success:hover{background-color:var(--success-hover)}.btn-danger{border:1px solid var(--danger-color);color:var(--danger-color);background-color:#0000}.btn-danger:hover{background-color:var(--danger-color);color:#fff}.btn-outline{border:1px solid var(--card-border);color:var(--text-primary);background-color:#0000}.btn-outline:hover{background-color:#ffffff1a}.sessions-grid{grid-template-columns:repeat(auto-fill,minmax(350px,1fr));gap:1.5rem;display:grid}.session-card{background:var(--card-bg);border:1px solid var(--card-border);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-radius:12px;flex-direction:column;gap:1rem;padding:1.5rem;transition:transform .2s,box-shadow .2s;display:flex;position:relative;overflow:hidden}.session-card:hover{border-color:#fff3;transform:translateY(-2px);box-shadow:0 12px 20px -5px #0006}.card-header{justify-content:space-between;align-items:flex-start;display:flex}.session-name{margin-bottom:.25rem;font-size:1.25rem;font-weight:600}.session-number{color:var(--text-secondary);font-size:.875rem}.status-badge{background:#0003;border-radius:20px;align-items:center;gap:.5rem;padding:.35rem .75rem;font-size:.875rem;font-weight:500;display:inline-flex}.status-indicator{border-radius:50%;width:8px;height:8px}.status-online .status-indicator{background-color:var(--status-online);box-shadow:0 0 8px var(--status-online)}.status-qrcode .status-indicator{background-color:var(--status-pending);animation:2s infinite pulse}.status-connecting .status-indicator{background-color:var(--status-connecting);animation:1s infinite pulse}.status-offline .status-indicator{background-color:var(--status-offline)}.card-actions{border-top:1px solid var(--card-border);gap:.75rem;margin-top:auto;padding-top:1rem;display:flex}.card-actions .btn{flex:1}.modal-overlay{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:1000;background:#0f172acc;justify-content:center;align-items:center;animation:.2s ease-out fadeIn;display:flex;position:fixed;inset:0}.modal-content{border:1px solid var(--card-border);text-align:center;background:#1e293b;border-radius:16px;width:90%;max-width:400px;padding:2.5rem;animation:.3s cubic-bezier(.16,1,.3,1) scaleIn;position:relative;box-shadow:0 25px 50px -12px #00000080}.modal-close{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;transition:color .2s;position:absolute;top:1rem;right:1rem}.modal-close:hover{color:#fff}.qr-container{background:#fff;border-radius:12px;margin:1.5rem 0;padding:1.5rem;display:inline-block}.qr-instruction{color:var(--text-secondary);margin-bottom:.5rem;font-size:.95rem}@keyframes pulse{0%{opacity:1}50%{opacity:.4}to{opacity:1}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes scaleIn{0%{opacity:.9;transform:scale(.95)}to{opacity:1;transform:scale(1)}}.loader-spinner{border:2px solid #ffffff4d;border-top-color:#fff;border-radius:50%;width:20px;height:20px;animation:1s ease-in-out infinite spin}@keyframes spin{to{transform:rotate(360deg)}}