/* ===========================
   TEMA BASE / VARIÁVEIS
=========================== */
:root{
  /* Paleta Facebook / Portal */
  --fb-primary:#1877f2;
  --fb-primary-dark:#0b5ed7;
  --fb-bg:#e9ebf5;

  /* Tema claro (default) */
  --bg-body:#e4e6eb;
  --bg-card:#ffffff;
  --text-main:#111827;
  --text-muted:#6b7280;
  --nav-bg:#1877f2;
  --nav-border:transparent;
}

/* Tema escuro (global) – controlado pelo data-theme no <html> */
[data-theme="dark"]{
  --bg-body:#020617;
  --bg-card:#0f172a;
  --text-main:#e5e7eb;
  --text-muted:#9ca3af;
  --nav-bg:#1877f2;   /* mantém barra azul */
  --nav-border:transparent;
}

/* ===========================
   GLOBAL
=========================== */
*{
  box-sizing:border-box;
}

html, body{
  min-height:100vh;
  margin:0;
  padding:0;
}

body{
  padding-top:90px; /* por causa da navbar fixa */
  font-family:system-ui,-apple-system,"Segoe UI",sans-serif;
  color:var(--text-main);
  background-color:var(--bg-body);
  background-image: url('../back/bg_portal_default.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
}

/* camada de transparência */
body::before{
  content:"";
  position:fixed;
  inset:0;
  background:#006dfb00; /*rgba(0,0,0,0.65);*/ 
  pointer-events:none;
  z-index:-1;
}

/* modo dark → escurece um pouco menos */
[data-theme="dark"]::before{
  background:rgba(0,0,0,0.45);
}

.text-muted{
  color:var(--text-muted) !important;
}

/* Wrapper pra telas internas (ex: boletim) */
.container-wrapper{
  min-height:100vh;
}

/* Rodapé fixo/estilo */
.fixed-footer{
  font-size:0.8rem;
  color:var(--text-muted);
}

/* ===========================
   NAVBAR – ESTILO FACEBOOK
=========================== */
.navbar{
  min-height:80px;
  background: linear-gradient(90deg,#1877f2,#166fe5,#1558b3);
  border-bottom:none;
  box-shadow:0 2px 8px rgba(0,0,0,.35);
}
.navbar .navbar-brand,
.navbar .navbar-brand span,
.navbar .nav-link,
.navbar .portal-tagline,
.navbar .navbar-brand small{
  color:#ffffff !important;
}
.navbar .nav-link:hover{
  color:#dbeafe !important;
}

.navbar-toggler{
  border-color:rgba(255,255,255,.5);
}
.navbar-toggler-icon{
  filter:invert(1);
}

.navbar-brand span{
  font-weight:800;
  letter-spacing:0.05em;
  text-transform:uppercase;
  font-size:0.9rem;
}

/* Frasinha do topo (“Conexão escola + família…”) */
.portal-tagline{
  font-size:0.85rem;
  color:#fff;
  opacity:.85;
}

/* ===========================
   HERO / ÁREA ESQUERDA INDEX
=========================== */
.hero{
  padding:40px 0 10px;
}

.hero-left{
  position:relative;
  border-radius:18px;
  padding:24px;
  overflow:hidden;
  background:rgba(255,255,255,.9);
}
[data-theme="dark"] .hero-left{
  background:rgba(15,23,42,.92);
}

.hero-left-inner{
  position:relative;
  z-index:2;
}

.hero-title{
  font-size:2.2rem;
  font-weight:800;
  color:var(--text-main);
}
.hero-subtitle{
  font-size:1rem;
  color:var(--text-muted);
  max-width:520px;
}

.badge-escola{
  font-size:0.78rem;
  text-transform:uppercase;
  letter-spacing:0.09em;
  border-radius:999px;
  padding:5px 12px;
  background:#ffffff;
  color:#1d4ed8;
  font-weight:700;
}

/* ===========================
   LOGIN CARD
=========================== */
.card-login{
  border-radius:20px;
  box-shadow:0 18px 40px rgba(15,23,42,.18);
  border:none;
  background:var(--bg-card);
  color:var(--text-main);
}
[data-theme="dark"] .card-login{
  box-shadow:0 18px 40px rgba(0,0,0,.5);
}

.card-login .form-control{
  border-radius:999px;
  padding-left:45px;
  background:var(--bg-card);
  color:var(--text-main);
  border-color:rgba(148,163,184,.6);
}
[data-theme="dark"] .card-login .form-control{
  background:#020617;
  border-color:#374151;
  color:var(--text-main);
}

.form-icon{
  position:absolute;
  left:14px;
  top:50%;
  transform:translateY(-50%);
  color:#9ca3af;
}

/* Pills de papéis (Aluno / Responsável / Professor) */
.pill-role{
  font-size:0.75rem;
  border-radius:999px;
  padding:5px 10px;
  margin-right:6px;
}
.pill-role i{
  margin-right:3px;
}

/* ===========================
   DASHBOARD CARDS
=========================== */
.dash-card{
  border-radius:16px;
  border:none;
  box-shadow:0 10px 25px rgba(15,23,42,.15);
  background:var(--bg-card);
  color:var(--text-main);
}
[data-theme="dark"] .dash-card{
  box-shadow:0 10px 25px rgba(0,0,0,.65);
}
.dash-card-icon{
  font-size:2rem;
  opacity:.9;
}
.dash-card a{
  text-decoration:none;
  font-weight:600;
}

/* ===========================
   BOTÕES / TEMA TOGGLE
=========================== */
/* Botão PRINCIPAL degradê (login, entrar) */
.btn-primary{
  background: linear-gradient(135deg,#1b74e4,#166fe5);
  border:none;
  box-shadow:0 4px 14px rgba(23,95,224,.45);
  color:#fff!important;
}
.btn-primary:hover{
  filter:brightness(1.05);
}
.btn-primary:active{
  transform:scale(.97);
}

/* Botões degradê extra */
.btn-success{
  background: linear-gradient(135deg,#0f9d58,#0b7541);
  border:none;
  color:#fff!important;
  box-shadow:0 4px 14px rgba(4,120,87,.45);
}
.btn-danger{
  background: linear-gradient(135deg,#d93025,#a10c05);
  border:none;
  color:#fff!important;
  box-shadow:0 4px 14px rgba(185,28,28,.45);
}

/* Botão de tema (Light/Dark) – versão única */
.theme-toggle-btn{
  border-radius:20px;
  border:none;
  padding:6px 12px;
  display:flex;
  align-items:center;
  gap:4px;
  font-size:0.8rem;
  background:rgba(255,255,255,.18);
  color:#ffffff;
  cursor:pointer;
}
.theme-toggle-btn:hover{
  background:rgba(255,255,255,.25);
}
[data-theme="dark"] .theme-toggle-btn{
  background:rgba(15,23,42,0.4);
  color:#f9fafb;
}

/* Efeito glass */
.glass{
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  background:rgb(0 118 243 / 0%); 
  border-radius:18px;
  border:1px solid rgba(255,255,255,.4);
}
[data-theme="dark"] .glass{
  background:rgba(15,23,42,.55);
  border-color:rgba(255,255,255,.08);
}

/* ===========================
   BOLETIM – TABELA
=========================== */
.card-boletim{
  border-radius:18px;
  box-shadow:0 14px 30px rgba(15,23,42,.18);
  border:none;
  background:#fffefe21;
}

/* container com scroll horizontal */
.table-wrap{
  overflow:auto;
  max-width:100%;
  border:1px solid rgba(0,0,0,.08);
  border-radius:12px;
}

table.grade-notas{
  table-layout:fixed;
  min-width:1100px;
  margin:0;
  background:#ffffff;
}
.grade-notas th{
  font-size:12px;
  text-transform:uppercase;
  padding:7px 6px;
  white-space:nowrap;
}
.grade-notas td{
  padding:6px 6px;
  vertical-align:middle;
  font-size:12px;
}

/* Coluna da disciplina “sticky” */
.disc-col{
  width:260px;
  min-width:260px;
  max-width:260px;
  position:sticky;
  left:0;
  background:#fff;
  z-index:3;
}
.disc-badge{
  display:inline-block;
  max-width:230px;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}

/* Cores SUB / TOTAL / MÉDIA */
.td-sub{
  background:#ffd24f !important;   /* amarelo */
  color:#fff !important;
  font-weight:900;
  text-align:center;
}
.td-total{
  background:#10b7a9 !important;   /* verde água */
  color:#fff !important;
  font-weight:900;
  text-align:center;
}
.td-media{
  background:#e37373 !important;   /* vermelho suave */
  color:#fff !important;
  font-weight:900;
  text-align:center;
}

.badge-ano{
  font-size:.75rem;
  letter-spacing:.08em;
  text-transform:uppercase;
}

/* ===========================
   NAVBAR VIVA / LOGO
=========================== */
.viva-navbar{
  height:80px;
  background:#1877f2; /* azul facebook */
  display:flex;
  align-items:center;
  box-shadow:0 4px 10px rgba(0,0,0,.15);
  z-index:1000;
}

/* LOGO redonda */
.viva-logo{
  width:48px;
  height:48px;
  object-fit:cover;
  border-radius:50%; /* redondo */
  border:2px solid rgba(255,255,255,.7);
  background:#fff;
}

/* título portal */
.viva-title{
  font-weight:600;
  font-size:15px;
  line-height:1.1;
}

/* ========================
   NAVBAR MOBILE (SANFONA)
======================== */
@media (max-width: 991.98px) {
  #navPortal{
    background:#000;             /* Fundo preto tipo app */
    padding:12px 10px;
    border-radius:0 0 12px 12px;
    box-shadow:0 8px 24px rgba(0,0,0,.6);
  }
  #navPortal .nav-item{
    margin-bottom:6px;
  }
  #navPortal .btn,
  #navPortal .badge,
  #navPortal button{
    width:100%;
    text-align:center;
  }
  #navPortal .portal-tagline{
    color:#fff!important;
    opacity:.8;
  }
}
