@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:#6366F1;--primary-light:#818CF8;--primary-glow:rgba(99,102,241,.2);
  --accent:#F97316;--green:#22C55E;--red:#EF4444;
  --bg:#0F0F14;--bg2:#1A1A24;--bg-card:rgba(26,26,36,.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 30% 0%,rgba(99,102,241,.06) 0%,transparent 50%);pointer-events:none}
.app{position:relative;z-index:1;max-width:1100px;margin:0 auto;padding:24px 20px 60px}
.hdr{text-align:center;padding:40px 0 24px}
.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),var(--accent));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:460px;margin:8px auto 0}
.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;backdrop-filter:blur(16px);margin-bottom:16px}
.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.card-title{font-size:.95rem;font-weight:700}
.toolbar{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.form-row{display:flex;gap:12px;flex-wrap:wrap;align-items:flex-end;margin-bottom:12px}
.form-group{display:flex;flex-direction:column;gap:4px;min-width:120px}
.form-group label{font-size:.75rem;font-weight:600;color:var(--text2)}
.form-actions{display:flex;gap:8px}
.input,.select{padding:8px 12px;font-family:var(--font);font-size:.82rem;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);outline:none;width:100%}
.input:focus,.select:focus{border-color:var(--primary)}
.color-input{width:50px;height:36px;border:1px solid var(--border);border-radius:var(--radius-sm);background:none;cursor:pointer;padding:2px}
.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:#4F46E5}
.btn-accent{background:var(--accent);color:#fff}
.btn-outline{background:transparent;color:var(--text2);border:1px solid var(--border)}.btn-outline:hover{border-color:var(--primary);color:var(--primary)}
.canvas-container{padding:10px;overflow-x:auto}
.canvas-container svg{display:block;min-height:400px}
.data-cols{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.data-label{font-size:.82rem;font-weight:700;color:var(--primary-light);margin-bottom:8px}
.data-list{display:flex;flex-direction:column;gap:4px}
.data-item{display:flex;align-items:center;justify-content:space-between;padding:6px 10px;background:var(--bg);border-radius:var(--radius-sm);font-size:.8rem;color:var(--text2)}
.data-item .dot{width:10px;height:10px;border-radius:50%;margin-right:8px;flex-shrink:0}
.data-item .info{display:flex;align-items:center;flex:1}
.data-item .remove{background:none;border:none;color:var(--text3);cursor:pointer;font-size:.85rem}.data-item .remove:hover{color:var(--red)}
.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){.toolbar{flex-direction:column;align-items:stretch}.data-cols{grid-template-columns:1fr}.form-row{flex-direction:column}.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)}