*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{--bg:#0d1117;--bg2:#161b22;--bg3:#21262d;--border:#30363d;--accent:#3fb950;--blue:#1f6feb;--red:#f85149;--yellow:#d29922;--text:#c9d1d9;--muted:#8b949e}
body{font-family:'Segoe UI',system-ui,sans-serif;background:var(--bg);color:var(--text);min-height:100vh}
a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}
h1,h2,h3,h4{font-weight:600;line-height:1.3}
.container{max-width:1140px;margin:0 auto;padding:0 20px}
.container-sm{max-width:480px;margin:0 auto;padding:0 20px}
.navbar{background:var(--bg2);border-bottom:1px solid var(--border);padding:0 24px}
.navbar-inner{display:flex;align-items:center;gap:24px;height:60px;max-width:1140px;margin:0 auto}
.navbar-brand{font-size:20px;font-weight:700;color:var(--accent);text-decoration:none}
.navbar-links{display:flex;gap:16px;margin-left:auto}
.navbar-links a{color:var(--muted);font-size:14px}
.navbar-links a:hover{color:var(--text)}
.card{background:var(--bg2);border:1px solid var(--border);border-radius:10px;padding:24px;margin-bottom:20px}
.card-title{font-size:16px;font-weight:600;margin-bottom:16px}
.btn{display:inline-block;padding:9px 20px;border-radius:7px;font-size:14px;font-weight:600;cursor:pointer;border:none;transition:opacity .15s;text-decoration:none}
.btn:hover{opacity:.85;text-decoration:none}
.btn-green{background:var(--accent);color:#fff}
.btn-blue{background:var(--blue);color:#fff}
.btn-red{background:var(--red);color:#fff}
.btn-ghost{background:transparent;border:1px solid var(--border);color:var(--text)}
.btn-sm{padding:5px 12px;font-size:12px}
.btn-lg{padding:14px 32px;font-size:16px}
.btn-block{display:block;width:100%;text-align:center}
.form-group{margin-bottom:16px}
.form-label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}
.form-input{width:100%;padding:10px 14px;background:var(--bg3);border:1px solid var(--border);border-radius:7px;color:var(--text);font-size:14px;outline:none;transition:border-color .15s}
.form-input:focus{border-color:var(--blue)}
.form-select{width:100%;padding:10px 14px;background:var(--bg3);border:1px solid var(--border);border-radius:7px;color:var(--text);font-size:14px}
.form-hint{font-size:12px;color:var(--muted);margin-top:4px}
.alert{padding:12px 16px;border-radius:7px;font-size:14px;margin-bottom:16px}
.alert-success{background:#0d2a12;border:1px solid #2ea043;color:#3fb950}
.alert-error{background:#2d0f0e;border:1px solid #da3633;color:#f85149}
.alert-warn{background:#2a1d00;border:1px solid #bb8009;color:#d29922}
.table{width:100%;border-collapse:collapse;font-size:14px}
.table th{padding:10px 14px;text-align:left;color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;border-bottom:1px solid var(--border)}
.table td{padding:12px 14px;border-bottom:1px solid var(--border);vertical-align:middle}
.table tr:hover td{background:var(--bg3)}
.table tr:last-child td{border-bottom:none}
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:24px}
.stat-card{background:var(--bg2);border:1px solid var(--border);border-radius:10px;padding:20px}
.stat-label{font-size:12px;color:var(--muted);font-weight:600;text-transform:uppercase;margin-bottom:8px}
.stat-value{font-size:28px;font-weight:700}
.stat-sub{font-size:12px;color:var(--muted);margin-top:4px}
.planos-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px;margin:32px 0}
.plano-card{background:var(--bg2);border:1px solid var(--border);border-radius:12px;padding:32px;text-align:center;position:relative}
.plano-card.destaque{border-color:var(--accent)}
.plano-badge{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--accent);color:#fff;padding:3px 16px;border-radius:20px;font-size:12px;font-weight:700;white-space:nowrap}
.plano-nome{font-size:20px;font-weight:700;margin-bottom:8px}
.plano-preco{font-size:40px;font-weight:800;color:var(--accent)}
.plano-preco span{font-size:16px;color:var(--muted);font-weight:400}
.plano-features{list-style:none;margin:24px 0;text-align:left}
.plano-features li{padding:8px 0;font-size:14px;border-bottom:1px solid var(--border)}
.plano-features li::before{content:"OK ";color:var(--accent);font-weight:bold}
.admin-layout{display:flex;min-height:calc(100vh - 60px)}
.admin-sidebar{width:220px;background:var(--bg2);border-right:1px solid var(--border);padding:24px 0;flex-shrink:0}
.admin-sidebar a{display:block;padding:10px 24px;color:var(--muted);font-size:14px;transition:all .15s}
.admin-sidebar a:hover,.admin-sidebar a.active{background:var(--bg3);color:var(--text);text-decoration:none;border-left:3px solid var(--accent)}
.admin-content{flex:1;padding:32px;overflow-x:auto}
.text-center{text-align:center}.text-muted{color:var(--muted)}.text-green{color:var(--accent)}.text-red{color:var(--red)}
.mt-1{margin-top:8px}.mt-2{margin-top:16px}.mt-3{margin-top:24px}
.mb-1{margin-bottom:8px}.mb-2{margin-bottom:16px}.mb-3{margin-bottom:24px}
.d-flex{display:flex}.align-center{align-items:center}.justify-between{justify-content:space-between}.gap-2{gap:16px}
.mono{font-family:'Courier New',monospace;letter-spacing:2px;font-weight:bold;color:var(--accent);font-size:18px}
.page-title{font-size:24px;font-weight:700;margin-bottom:24px}
.divider{border:none;border-top:1px solid var(--border);margin:24px 0}
.search-box{width:100%;padding:10px 14px;background:var(--bg3);border:1px solid var(--border);border-radius:7px;color:var(--text);font-size:14px;margin-bottom:16px;outline:none}
.search-box:focus{border-color:var(--blue)}
.badge{display:inline-block;padding:3px 10px;border-radius:20px;font-size:12px;font-weight:700}
.badge-green{background:#0d2a12;color:#3fb950}
.badge-yellow{background:#2a1d00;color:#d29922}
.badge-red{background:#2d0f0e;color:#f85149}
.badge-gray{background:#21262d;color:#8b949e}