/* ===================================================================
   Portal Net — Tema "Sinal" : escuro, neon, com motivo de ondas de rede
   Cores principais vem de variaveis sobrescritas pelo painel admin.
   =================================================================== */
:root{
  --neon: #00e5ff;
  --neon2: #7c4dff;
  --bg: #060912;
  --bg2: #0b1322;
  --card: rgba(18, 28, 48, .72);
  --linha: rgba(0,229,255,.18);
  --texto: #e8f1ff;
  --texto-fraco: #8aa0c2;
  --ok:#22e06b; --aviso:#ffc34d; --ruim:#ff5c7a;
  --fonte-display: 'Orbitron', 'Segoe UI', system-ui, sans-serif;
  --fonte-corpo: 'Rajdhani', 'Segoe UI', system-ui, sans-serif;
}
*{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; }
body{
  font-family:var(--fonte-corpo);
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(124,77,255,.18), transparent 60%),
    radial-gradient(900px 500px at 0% 10%, rgba(0,229,255,.12), transparent 55%),
    var(--bg);
  color:var(--texto);
  min-height:100vh;
  overflow-x:hidden;
  position:relative;
}
/* Grade de fundo animada */
body::before{
  content:''; position:fixed; inset:0; z-index:0; pointer-events:none;
  background-image:
    linear-gradient(rgba(0,229,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,229,255,.05) 1px, transparent 1px);
  background-size:46px 46px;
  mask-image:radial-gradient(circle at 50% 30%, #000 0%, transparent 75%);
  animation:gradeflutua 18s linear infinite;
}
@keyframes gradeflutua{ from{background-position:0 0,0 0} to{background-position:46px 46px,46px 46px} }

a{ color:inherit; text-decoration:none; }
.container{ width:min(1100px,92vw); margin:0 auto; position:relative; z-index:1; }

/* ---------------- Cabecalho ---------------- */
header.topo{
  padding:26px 0 10px; text-align:center;
}
.marca{ display:flex; align-items:center; justify-content:center; gap:14px; }
.marca img{ height:54px; filter:drop-shadow(0 0 10px var(--neon)); }
.marca .nome{
  font-family:var(--fonte-display); font-weight:800; letter-spacing:3px;
  font-size:clamp(22px,4vw,34px); text-transform:uppercase;
  background:linear-gradient(90deg,var(--neon),var(--neon2));
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.subtitulo{ color:var(--texto-fraco); margin-top:6px; letter-spacing:1px; font-size:15px; }

/* Onda de sinal animada sob o titulo */
.onda{ height:34px; width:160px; margin:14px auto 0; opacity:.9; }
.onda path{ stroke:var(--neon); fill:none; stroke-width:2.5; stroke-linecap:round;
  stroke-dasharray:240; animation:fluxo 2.2s ease-in-out infinite; filter:drop-shadow(0 0 6px var(--neon)); }
@keyframes fluxo{ 0%{stroke-dashoffset:240} 100%{stroke-dashoffset:0} }

/* ---------------- Aviso de diagnostico ---------------- */
.diag{
  margin:22px auto; max-width:760px; text-align:center;
  background:linear-gradient(180deg, rgba(0,229,255,.08), transparent);
  border:1px solid var(--linha); border-radius:16px; padding:18px 22px;
  backdrop-filter:blur(6px);
}
.diag b{ color:var(--neon); }
.aparelho-detectado{ font-family:var(--fonte-display); letter-spacing:1px; font-size:13px;
  color:var(--texto-fraco); margin-top:8px; }

/* ---------------- Abas ---------------- */
nav.abas{ display:flex; flex-wrap:wrap; gap:10px; justify-content:center; margin:8px 0 26px; }
.aba{
  font-family:var(--fonte-display); font-size:12.5px; letter-spacing:1px; text-transform:uppercase;
  padding:11px 16px; border-radius:12px; cursor:pointer; user-select:none;
  border:1px solid var(--linha); color:var(--texto-fraco);
  background:rgba(255,255,255,.02); transition:.25s; display:flex; align-items:center; gap:8px;
}
.aba svg{ width:18px; height:18px; }
.aba:hover{ color:var(--texto); border-color:var(--neon); box-shadow:0 0 16px rgba(0,229,255,.25); transform:translateY(-2px); }
.aba.ativa{ color:#04121a; background:linear-gradient(90deg,var(--neon),var(--neon2)); border-color:transparent;
  box-shadow:0 0 22px rgba(0,229,255,.5); }

/* ---------------- Cartoes / paineis ---------------- */
.painel{ display:none; animation:surge .4s ease; }
.painel.ativo{ display:block; }
@keyframes surge{ from{opacity:0; transform:translateY(14px)} to{opacity:1; transform:none} }

.card{
  background:var(--card); border:1px solid var(--linha); border-radius:18px;
  padding:26px; margin-bottom:18px; backdrop-filter:blur(10px);
  box-shadow:0 0 0 1px rgba(255,255,255,.02), 0 18px 50px rgba(0,0,0,.4);
  position:relative; overflow:hidden;
}
.card::after{ /* brilho de canto */
  content:''; position:absolute; top:-40%; right:-20%; width:240px; height:240px;
  background:radial-gradient(circle, var(--neon2), transparent 70%); opacity:.14; pointer-events:none;
}
.card h2{ font-family:var(--fonte-display); font-size:20px; letter-spacing:1px; margin-bottom:6px; }
.card h3{ font-family:var(--fonte-display); font-size:15px; letter-spacing:.5px; margin:14px 0 6px; color:var(--neon); }
.card p{ color:var(--texto-fraco); line-height:1.6; margin-bottom:8px; }
.card ol, .card ul{ color:var(--texto-fraco); line-height:1.8; padding-left:22px; }
.card ol b, .card ul b{ color:var(--texto); }

/* ---------------- Botoes ---------------- */
.btn{
  display:inline-flex; align-items:center; gap:10px; cursor:pointer;
  font-family:var(--fonte-display); font-size:13px; letter-spacing:1px; text-transform:uppercase;
  padding:14px 22px; border-radius:12px; border:1px solid var(--neon); color:var(--neon);
  background:rgba(0,229,255,.06); transition:.22s; margin:8px 8px 8px 0;
}
.btn svg{ width:18px; height:18px; }
.btn:hover{ background:var(--neon); color:#04121a; box-shadow:0 0 24px rgba(0,229,255,.55); transform:translateY(-2px); }
.btn.roxo{ border-color:var(--neon2); color:var(--neon2); background:rgba(124,77,255,.08); }
.btn.roxo:hover{ background:var(--neon2); color:#fff; box-shadow:0 0 24px rgba(124,77,255,.55); }
.btn.grande{ font-size:15px; padding:18px 30px; }

.dica{ font-size:13px; color:var(--texto-fraco); margin-top:6px; border-left:2px solid var(--neon2); padding-left:12px; }

/* ---------------- Speed test ---------------- */
.gauge-wrap{ display:flex; flex-wrap:wrap; gap:24px; align-items:center; justify-content:center; }
.gauge{ position:relative; width:230px; height:230px; }
.gauge svg{ transform:rotate(-90deg); }
.gauge .trilha{ fill:none; stroke:rgba(255,255,255,.06); stroke-width:14; }
.gauge .arco{ fill:none; stroke:url(#gradGauge); stroke-width:14; stroke-linecap:round;
  filter:drop-shadow(0 0 8px var(--neon)); transition:stroke-dashoffset .3s; }
.gauge .leitura{ position:absolute; inset:0; display:flex; flex-direction:column; align-items:center; justify-content:center; }
.gauge .leitura .num{ font-family:var(--fonte-display); font-size:46px; line-height:1; color:var(--neon); }
.gauge .leitura .uni{ color:var(--texto-fraco); font-size:13px; letter-spacing:2px; }
.metricas-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:12px; margin-top:18px; }
.metrica{ background:rgba(255,255,255,.03); border:1px solid var(--linha); border-radius:12px; padding:14px; text-align:center; }
.metrica .v{ font-family:var(--fonte-display); font-size:24px; color:var(--texto); }
.metrica .l{ font-size:11px; color:var(--texto-fraco); letter-spacing:1px; text-transform:uppercase; }
.veredito{ margin-top:18px; padding:16px; border-radius:12px; text-align:center; font-size:15px; display:none; }
.veredito.bom{ background:rgba(34,224,107,.12); border:1px solid var(--ok); color:#bff7d3; display:block; }
.veredito.medio{ background:rgba(255,195,77,.12); border:1px solid var(--aviso); color:#ffe7b0; display:block; }

/* ---------------- Simulador Wi-Fi ---------------- */
.sim-controles{ display:flex; flex-wrap:wrap; gap:10px; margin-bottom:14px; align-items:center; }
.sim-controles select{ background:var(--bg2); color:var(--texto); border:1px solid var(--linha); border-radius:10px; padding:10px 14px; font-family:var(--fonte-corpo); font-size:15px; }
#simCanvas{ width:100%; max-width:560px; height:auto; display:block; margin:0 auto; border-radius:14px; border:1px solid var(--linha); background:#070b16; cursor:grab; touch-action:none; }
.legenda{ display:flex; gap:18px; flex-wrap:wrap; justify-content:center; margin-top:12px; font-size:13px; color:var(--texto-fraco); }
.legenda i{ display:inline-block; width:12px; height:12px; border-radius:3px; margin-right:6px; vertical-align:middle; }
.fatos{ display:grid; grid-template-columns:1fr 1fr; gap:10px; margin-top:16px; }
.fato{ background:rgba(124,77,255,.06); border:1px solid rgba(124,77,255,.25); border-radius:10px; padding:12px; font-size:13.5px; color:var(--texto-fraco); }
.fato b{ color:var(--neon); }

/* ---------------- Ping jogos ---------------- */
.ping-lista{ display:grid; gap:10px; }
.ping-item{ display:flex; align-items:center; justify-content:space-between; padding:14px 16px; border-radius:12px; background:rgba(255,255,255,.03); border:1px solid var(--linha); }
.ping-item .nome{ font-family:var(--fonte-display); letter-spacing:.5px; font-size:14px; }
.ping-item .val{ display:flex; align-items:center; gap:10px; font-family:var(--fonte-display); }
.pill{ font-size:11px; padding:4px 10px; border-radius:20px; text-transform:uppercase; letter-spacing:1px; }
.pill.excelente{ background:rgba(34,224,107,.15); color:var(--ok); }
.pill.boa{ background:rgba(34,224,107,.12); color:#7fe6a6; }
.pill.regular{ background:rgba(255,195,77,.15); color:var(--aviso); }
.pill.ruim,.pill.offline{ background:rgba(255,92,122,.15); color:var(--ruim); }
.pill.medindo{ background:rgba(255,255,255,.08); color:var(--texto-fraco); }

/* ---------------- QR Code ---------------- */
.qr-form{ display:grid; gap:12px; max-width:380px; }
.qr-form input, .qr-form select{ background:var(--bg2); color:var(--texto); border:1px solid var(--linha); border-radius:10px; padding:13px 14px; font-size:15px; font-family:var(--fonte-corpo); }
.qr-form input:focus{ outline:none; border-color:var(--neon); box-shadow:0 0 14px rgba(0,229,255,.3); }
#qrSaida{ margin-top:18px; text-align:center; }
#qrCanvas{ background:#fff; border-radius:14px; padding:14px; display:none; margin:0 auto; }

/* ---------------- Rodape ---------------- */
footer{ text-align:center; padding:36px 0; color:var(--texto-fraco); font-size:13px; }
footer a{ color:var(--neon); }

/* ---------------- Responsivo ---------------- */
@media (max-width:560px){
  .metricas-grid{ grid-template-columns:1fr 1fr; }
  .fatos{ grid-template-columns:1fr; }
  .gauge{ width:190px; height:190px; }
  .aba{ font-size:11px; padding:9px 12px; }
}
@media (prefers-reduced-motion:reduce){
  *{ animation:none !important; transition:none !important; }
}