/* Clube SalaLED — tema escuro "LED" */
:root {
  --bg: #0a0e14;
  --painel: #111826;
  --painel2: #0d1420;
  --borda: #1e2a3c;
  --texto: #e9f0f8;
  --muted: #8fa0b5;
  --led: #35e08c;
  --led-forte: #2bd07d;
  --led-fraco: rgba(53, 224, 140, .14);
  --vermelho: #ff6b6b;
  --ambar: #ffc45e;
  --raio: 12px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Ubuntu, sans-serif;
  background: var(--bg);
  color: var(--texto);
  font-size: 16px;
  line-height: 1.45;
}

a { color: var(--led); text-decoration: none; }

/* ---------- topo ---------- */
.topo {
  position: sticky; top: 0; z-index: 10;
  background: rgba(10, 14, 20, .92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--borda);
}
.topo-inner {
  max-width: 980px; margin: 0 auto; padding: 10px 16px;
  display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
}
.marca { display: flex; align-items: center; gap: 10px; color: var(--texto); font-weight: 700; font-size: 1.05rem; }
.marca small { display: block; font-weight: 400; font-size: .7rem; color: var(--muted); letter-spacing: .4px; }
.led {
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--led);
  box-shadow: 0 0 10px var(--led), 0 0 24px rgba(53, 224, 140, .55);
  animation: pulsar 2.4s ease-in-out infinite;
}
@keyframes pulsar { 0%, 100% { opacity: 1; } 50% { opacity: .55; } }
.led-strip {
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--led), transparent);
  box-shadow: 0 0 12px rgba(53, 224, 140, .6);
}
nav { display: flex; align-items: flex-end; gap: 10px; flex-wrap: wrap; }

/* tabs estilo clássico: unidas, faixa-base LED, ativa mais alta e brilhante */
.tabs {
  display: flex; align-items: flex-end; flex-wrap: wrap;
  padding: 0 6px;
  background: var(--painel2);
  border: 1px solid var(--borda);
  border-bottom: 3px solid var(--led);          /* faixa-base */
  border-radius: 12px 12px 0 0;
  box-shadow: 0 0 16px rgba(53, 224, 140, .10);
}
.tabs a {
  position: relative; z-index: 1;
  margin: 6px 2px 0; padding: 7px 16px 8px;
  color: var(--muted); font-size: .92rem; font-weight: 600;
  background: linear-gradient(180deg, #172132, #0d1420);
  border: 1px solid var(--borda); border-bottom: none;
  border-radius: 9px 9px 0 0;
  transition: color .12s ease, background .12s ease;
}
.tabs a:hover { color: var(--texto); background: linear-gradient(180deg, #1e2b3e, #131c2b); }
.tabs a.ativo {
  z-index: 2;
  margin: 2px 3px -3px; padding: 11px 18px 11px;   /* sobe e funde com a faixa-base */
  color: #04140b;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, .30), rgba(255, 255, 255, 0) 46%),  /* brilho gloss */
    linear-gradient(180deg, #52f2a3, var(--led-forte));
  border-color: rgba(53, 224, 140, .55);
  border-bottom: 3px solid var(--led);
  border-radius: 10px 10px 0 0;
  box-shadow: 0 -2px 14px rgba(53, 224, 140, .35);
}
nav > .tag.admin { margin: 0 2px 10px; }
nav > a.aux {
  margin-bottom: 6px; padding: 6px 10px; border-radius: 8px;
  color: var(--muted); font-size: .82rem; font-weight: 600;
}
nav > a.aux:hover { color: var(--texto); background: var(--painel); }

/* ---------- layout ---------- */
.wrap { max-width: 980px; margin: 0 auto; padding: 18px 16px 40px; }
.rodape {
  max-width: 980px; margin: 0 auto; padding: 16px;
  color: var(--muted); font-size: .78rem; border-top: 1px solid var(--borda);
}
.card {
  background: var(--painel); border: 1px solid var(--borda); border-radius: var(--raio);
  padding: 16px 18px; margin-bottom: 16px;
}
.grelha3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; }
.stat { display: flex; flex-direction: column; align-items: center; gap: 4px; padding: 18px; }
.stat .num { font-size: 2rem; font-weight: 800; color: var(--led); text-shadow: 0 0 18px rgba(53, 224, 140, .4); }
.stat .rot { color: var(--muted); font-size: .85rem; }

h1 { font-size: 1.25rem; margin: 4px 0 2px; }
h2 { font-size: 1.05rem; margin: 0 0 10px; }
h3.mes { margin: 18px 0 6px; color: var(--led); font-size: .95rem; text-transform: capitalize; }
.muted { color: var(--muted); }
.dica { color: var(--muted); font-size: .8rem; margin: 12px 0 0; }
.flash {
  padding: 10px 14px; border-radius: 10px; margin-bottom: 14px;
  background: var(--led-fraco); border: 1px solid rgba(53, 224, 140, .4); color: #b8ffd9;
}
.flash.erro { background: rgba(255, 107, 107, .12); border-color: rgba(255, 107, 107, .4); color: #ffb3b3; }

/* ---------- login ---------- */
.pagina-login {
  display: flex; align-items: center; justify-content: center; min-height: 100vh;
}
.login-caixa { width: 100%; max-width: 380px; margin: 0; }
.marca.centro { justify-content: center; margin-bottom: 14px; }
.login-caixa h1 { font-size: 1.15rem; margin: 6px 0 4px; }
.form-login { display: flex; flex-direction: column; gap: 12px; margin-top: 14px; }
.form-login label { display: flex; flex-direction: column; gap: 5px; font-size: .82rem; color: var(--muted); }

/* ---------- sessão atual ---------- */
/* ---------- sessão do dia ---------- */
.sessao-titulo { text-align: center; }
.contagem { color: var(--muted); }
.contagem b { color: var(--led); font-size: 1.05rem; }
.sessao-acoes {
  display: flex; align-items: center; justify-content: center; gap: 10px; flex-wrap: wrap;
  margin-top: 12px; padding-top: 12px; border-top: 1px dashed var(--borda);
}
.seta { font-size: 1.2rem; padding: 5px 14px; }
.seta.off { opacity: .25; pointer-events: none; }
.irpara { display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: .85rem; }
.input.largo { width: 100%; margin-bottom: 10px; }

/* ---------- listas de alunos ---------- */
.barra-lista { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; margin-bottom: 10px; }
.acoes-rapidas { display: flex; gap: 8px; }
.lista { list-style: none; margin: 0; padding: 0; }
.linha {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 6px; border-bottom: 1px solid var(--borda);
}
.linha:last-child { border-bottom: none; }
.linha .nome { font-weight: 600; }
.linha .sub { display: block; color: var(--muted); font-size: .78rem; }
.linha .info { flex: 1; min-width: 0; }
.linha .acoes { display: flex; gap: 6px; flex-wrap: wrap; }

.tag {
  display: inline-block; padding: 2px 9px; border-radius: 999px;
  font-size: .72rem; font-weight: 700; letter-spacing: .3px;
}
.tag.turma { background: #1c2b40; color: #9fc2ee; }
.tag.hoje { background: var(--ambar); color: #241a00; }
.tag.admin { background: var(--led-fraco); color: #7cf0b8; }
.tag.editar { background: rgba(255, 107, 107, .18); color: #ff9b9b; }
.tag.off { background: #333b47; color: #aab6c4; }
.tag.divulgacao { background: var(--led-fraco); color: #7cf0b8; }
.tag.nao-divulgar { background: rgba(255, 107, 107, .15); color: #ff9b9b; }
.tag.taxa.alta  { background: var(--led-fraco); color: #7cf0b8; }
.tag.taxa.media { background: rgba(255, 196, 94, .15); color: var(--ambar); }
.tag.taxa.baixa { background: rgba(255, 107, 107, .15); color: var(--vermelho); }

.tag.consulta { background: rgba(255, 196, 94, .15); color: var(--ambar); }

/* consulta de sessões anteriores: estado estático (não clicável) */
.estado {
  margin-left: auto; min-width: 118px; text-align: center;
  padding: 9px 14px; border-radius: 999px;
  font-size: .88rem; font-weight: 700;
}
.estado.sim { background: var(--led-fraco); color: #7cf0b8; }
.estado.nao { background: transparent; border: 1px dashed var(--borda); color: var(--muted); }

/* botão de presença */
.toggle {
  margin-left: auto; min-width: 118px; padding: 9px 14px;
  border-radius: 999px; border: 1px solid transparent;
  font-size: .88rem; font-weight: 700; cursor: pointer;
  transition: transform .06s ease, box-shadow .15s ease;
}
.toggle:active { transform: scale(.96); }
.toggle.presente {
  background: var(--led); color: #04140b;
  box-shadow: 0 0 14px rgba(53, 224, 140, .45);
}
.toggle.ausente { background: transparent; border-color: var(--borda); color: var(--muted); }
.toggle.ausente:hover { border-color: var(--led); color: var(--led); }
.toggle:disabled { opacity: .5; }

/* ---------- formulários / botões ---------- */
.input, select {
  background: var(--painel2); color: var(--texto);
  border: 1px solid var(--borda); border-radius: 9px;
  padding: 9px 12px; font-size: .95rem; min-width: 0;
}
.input:focus, select:focus { outline: 2px solid rgba(53, 224, 140, .5); border-color: var(--led); }
.btn {
  display: inline-block; padding: 9px 16px; border-radius: 9px; border: 1px solid transparent;
  font-size: .9rem; font-weight: 700; cursor: pointer; color: var(--texto);
}
.btn.primary { background: var(--led); color: #04140b; }
.btn.primary:hover { background: var(--led-forte); }
.btn.ghost { background: transparent; border-color: var(--borda); color: var(--muted); }
.btn.ghost:hover { color: var(--texto); border-color: var(--muted); }
.btn.danger { background: transparent; border-color: rgba(255, 107, 107, .5); color: var(--vermelho); }
.btn.danger:hover { background: rgba(255, 107, 107, .12); }
.btn.pequeno { padding: 5px 10px; font-size: .78rem; }
.btn:disabled { opacity: .5; cursor: wait; }
.inline { display: inline; }

.form-aluno { display: flex; gap: 10px; flex-wrap: wrap; align-items: flex-end; }

/* grupo de radios da permissão de divulgação */
.form-aluno fieldset.check_grupo {
  border: 1px dashed var(--borda); border-radius: 9px;
  margin: 0; padding: 6px 12px 10px;
  display: flex; flex-direction: column; gap: 6px;
}
.form-aluno fieldset.check_grupo legend {
  font-size: .82rem; color: var(--muted); padding: 0 6px;
}
.form-aluno fieldset.check_grupo label.check { padding-bottom: 0; gap: 8px; cursor: pointer; }

.destaque-titulo {
  display: flex; align-items: center; gap: 9px;
  color: var(--led);
  text-shadow: 0 0 14px rgba(53, 224, 140, .45);
}

/* destaque do formulário de novo/editar aluno — painel verde vivo */
.card.novo-aluno {
  background: linear-gradient(180deg, #57f3a6, #2ecc82);
  border: 2px solid #17945e;
  box-shadow: 0 0 26px rgba(53, 224, 140, .35);
  color: #04140b;
}
.card.novo-aluno .destaque-titulo {
  color: #04140b;
  text-shadow: none;
}
.card.novo-aluno .form-aluno label { color: #0d3d26; }
.card.novo-aluno .input {
  background: #ffffff; color: #12291d;
  border-color: #1f8a5b;
}
.card.novo-aluno .input:focus { border-color: #0d3d26; }
.card.novo-aluno fieldset.check_grupo {
  border-color: #1f8a5b;
  background: rgba(255, 255, 255, .72);
}
.card.novo-aluno fieldset.check_grupo legend { color: #0d3d26; }
.card.novo-aluno label.check { color: #04140b; }
.card.novo-aluno .btn.primary {
  background: #04140b; color: #7cf0b8;
  border-color: #04140b; padding: 11px 20px;
}
.card.novo-aluno .btn.primary:hover { background: #0a2e1b; }
.card.novo-aluno .btn.ghost { color: #0d3d26; border-color: #1f8a5b; }
.card.novo-aluno .btn.ghost:hover { color: #04140b; border-color: #0d3d26; }
.form-aluno label { display: flex; flex-direction: column; gap: 5px; font-size: .82rem; color: var(--muted); }
.form-aluno label.check { flex-direction: row; align-items: center; gap: 8px; padding-bottom: 10px; color: var(--texto); font-size: .88rem; cursor: pointer; }
.form-aluno label.check input { width: 18px; height: 18px; accent-color: var(--led); }
.form-aluno .input { min-width: 220px; }

.vazio { text-align: center; padding: 34px 18px; }
.vazio p { color: var(--muted); margin: 0 0 14px; }

/* ---------- calendário ---------- */
.calendario { list-style: none; margin: 0; padding: 0; }
.cal-linha {
  display: flex; align-items: center; gap: 10px;
  padding: 7px 8px; border-radius: 8px; border-bottom: 1px solid var(--borda);
}
.cal-linha:last-child { border-bottom: none; }
.cal-linha.hoje { background: rgba(255, 196, 94, .08); outline: 1px solid rgba(255, 196, 94, .35); }
.cal-data { display: flex; align-items: center; gap: 10px; flex: 1; color: var(--texto); padding: 3px 6px; }
a.cal-data.ligavel { border-radius: 6px; }
a.cal-data.ligavel:hover { background: var(--painel2); color: var(--led); }
.cal-dia { width: 68px; color: var(--muted); font-size: .85rem; }
.cal-badge { margin-left: auto; font-size: .78rem; font-weight: 700; padding: 2px 10px; border-radius: 999px; }
.cal-badge.ok { background: var(--led-fraco); color: #7cf0b8; }
.cal-badge.zero { background: rgba(255, 107, 107, .12); color: var(--vermelho); }
.cal-futuro { margin-left: auto; font-size: .8rem; }

/* ---------- tabela ---------- */
.tabela-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--borda); white-space: nowrap; }
th { color: var(--muted); font-size: .75rem; text-transform: uppercase; letter-spacing: .5px; }
tr.inativo td { opacity: .55; }
td.verde { color: var(--led); font-weight: 700; }

@media (max-width: 640px) {
  .linha { flex-wrap: wrap; }
  .toggle { margin-left: auto; }
  .cal-dia { width: 58px; }
}