:root{--cor-principal: #5865F2;--cor-fundo: #0f0f14;--cor-card: #1a1a24;--cor-texto: #e8e8f0;--cor-texto-muted: #9898a8;--cor-borda: #2a2a38;--cor-sucesso: #3ba55d;--cor-erro: #ed4245;--cor-aviso: #faa61a}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Segoe UI,system-ui,-apple-system,sans-serif;background:var(--cor-fundo);color:var(--cor-texto);min-height:100vh}a{color:var(--cor-principal);text-decoration:none}a:hover{text-decoration:underline}.container{max-width:1100px;margin:0 auto;padding:0 1.5rem}.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.6rem 1.2rem;border:none;border-radius:8px;font-size:.95rem;font-weight:600;cursor:pointer;transition:opacity .15s,transform .1s}.btn:hover{opacity:.9}.btn:active{transform:scale(.98)}.btn-primary{background:var(--cor-principal);color:#fff}.btn-secondary{background:var(--cor-card);color:var(--cor-texto);border:1px solid var(--cor-borda)}.btn-danger{background:var(--cor-erro);color:#fff}.btn-sm{padding:.4rem .8rem;font-size:.85rem}.btn:disabled{opacity:.5;cursor:not-allowed}.card{background:var(--cor-card);border:1px solid var(--cor-borda);border-radius:12px;padding:1.5rem}.input{width:100%;padding:.6rem .8rem;background:var(--cor-fundo);border:1px solid var(--cor-borda);border-radius:8px;color:var(--cor-texto);font-size:.95rem}.input:focus{outline:2px solid var(--cor-principal);border-color:transparent}.label{display:block;margin-bottom:.4rem;font-size:.85rem;color:var(--cor-texto-muted)}.badge{display:inline-block;padding:.2rem .6rem;border-radius:20px;font-size:.75rem;font-weight:600;text-transform:uppercase}.badge-success{background:#3ba55d33;color:var(--cor-sucesso)}.badge-warning{background:#faa61a33;color:var(--cor-aviso)}.badge-error{background:#ed424533;color:var(--cor-erro)}.badge-info{background:#5865f233;color:var(--cor-principal)}.grid-produtos{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.5rem;margin-top:1.5rem}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:.75rem;text-align:left;border-bottom:1px solid var(--cor-borda)}.table th{color:var(--cor-texto-muted);font-size:.8rem;text-transform:uppercase}.alert{padding:1rem;border-radius:8px;margin-bottom:1rem}.alert-error{background:#ed424526;border:1px solid var(--cor-erro);color:var(--cor-erro)}.alert-success{background:#3ba55d26;border:1px solid var(--cor-sucesso);color:var(--cor-sucesso)}.form-group{margin-bottom:1rem}.tabs{display:flex;gap:.5rem;margin-bottom:1.5rem;border-bottom:1px solid var(--cor-borda)}.tab{padding:.75rem 1rem;background:none;border:none;color:var(--cor-texto-muted);cursor:pointer;border-bottom:2px solid transparent;font-weight:600}.tab.active{color:var(--cor-principal);border-bottom-color:var(--cor-principal)}.qr-container{text-align:center;padding:1.5rem}.qr-container img{max-width:250px;border-radius:8px}.pix-code{background:var(--cor-fundo);padding:1rem;border-radius:8px;word-break:break-all;font-family:monospace;font-size:.85rem;margin:1rem 0}.loading{text-align:center;padding:3rem;color:var(--cor-texto-muted)}