/* ============================================================
   DIVIDEAI - Estilos Globais
   Fonte: Poppins | Paleta: Azul, Cinza Escuro, Preto, Branco
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

/* ── Reset & Base ────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --azul:        #1565C0;
  --azul-claro:  #1976D2;
  --azul-hover:  #0D47A1;
  --azul-light:  #E3F0FF;
  --azul-mid:    #BBDEFB;
  --cinza-escuro:#1E2235;
  --cinza-medio: #455A64;
  --cinza-claro: #90A4AE;
  --cinza-bg:    #F4F6FA;
  --cinza-border:#DDE3EE;
  --branco:      #FFFFFF;
  --preto:       #0D0F1A;
  --verde:       #2E7D32;
  --verde-light: #E8F5E9;
  --vermelho:    #C62828;
  --vermelho-light:#FFEBEE;
  --amarelo:     #F57F17;
  --amarelo-light:#FFF8E1;

  --sombra-sm:   0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --sombra-md:   0 4px 12px rgba(0,0,0,.10);
  --sombra-lg:   0 8px 32px rgba(0,0,0,.12);
  --radius:      10px;
  --radius-sm:   6px;
  --radius-lg:   16px;
  --transition:  .18s ease;
}

html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: 'Poppins', sans-serif;
  background: var(--cinza-bg);
  color: var(--preto);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--azul); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--azul-hover); }

img { max-width: 100%; }

/* ── Tipografia ──────────────────────────────────────────── */
h1, h2, h3, h4, h5 {
  font-weight: 600;
  line-height: 1.3;
  color: var(--cinza-escuro);
}
h1 { font-size: 1.75rem; }
h2 { font-size: 1.375rem; }
h3 { font-size: 1.125rem; }
h4 { font-size: 1rem; }

.text-muted { color: var(--cinza-claro); font-size: .875rem; }
.text-sm    { font-size: .8125rem; }
.text-center { text-align: center; }
.text-right  { text-align: right; }
.fw-500 { font-weight: 500; }
.fw-600 { font-weight: 600; }

/* ── Layout ──────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1rem;
}

.page-wrapper {
  display: flex;
  min-height: 100vh;
}

/* ── Sidebar ─────────────────────────────────────────────── */
.sidebar {
  width: 240px;
  min-height: 100vh;
  background: var(--cinza-escuro);
  padding: 0;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0;
  z-index: 200;
  transition: transform var(--transition);
}

.sidebar-logo {
  padding: 1.5rem 1.25rem 1rem;
  border-bottom: 1px solid rgba(255,255,255,.08);
  display: flex;
  align-items: center;
  gap: .75rem;
}

.sidebar-logo img {
  width: 36px; height: 36px; object-fit: contain;
}

.sidebar-logo span {
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: .03em;
}

.sidebar-logo span em {
  color: var(--azul-claro);
  font-style: normal;
}

.sidebar-nav {
  flex: 1;
  padding: 1rem 0;
  overflow-y: auto;
}

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .65rem 1.25rem;
  color: rgba(255,255,255,.7);
  font-size: .875rem;
  font-weight: 400;
  border-left: 3px solid transparent;
  transition: all var(--transition);
}

.sidebar-nav a:hover,
.sidebar-nav a.ativo {
  color: #fff;
  background: rgba(255,255,255,.06);
  border-left-color: var(--azul-claro);
}

.sidebar-nav a svg { width: 18px; height: 18px; flex-shrink: 0; }

.sidebar-nav .nav-separador {
  font-size: .65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: rgba(255,255,255,.3);
  padding: 1rem 1.25rem .4rem;
}

.sidebar-footer {
  padding: 1rem 1.25rem;
  border-top: 1px solid rgba(255,255,255,.08);
  font-size: .8rem;
  color: rgba(255,255,255,.4);
}

/* ── Topbar ──────────────────────────────────────────────── */
.topbar {
  height: 60px;
  background: var(--branco);
  border-bottom: 1px solid var(--cinza-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  position: sticky;
  top: 0;
  z-index: 100;
}

.topbar-titulo {
  font-size: 1rem;
  font-weight: 600;
  color: var(--cinza-escuro);
}

.topbar-usuario {
  display: flex;
  align-items: center;
  gap: .75rem;
  font-size: .875rem;
  color: var(--cinza-medio);
}

.avatar {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--azul-light);
  color: var(--azul);
  display: flex; align-items: center; justify-content: center;
  font-weight: 600;
  font-size: .875rem;
  flex-shrink: 0;
}

.btn-menu-mobile {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--cinza-escuro);
  padding: .25rem;
}

/* ── Conteúdo Principal ──────────────────────────────────── */
.main-content {
  margin-left: 240px;
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.page-content {
  padding: 1.5rem;
  flex: 1;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  gap: .75rem;
}

.page-header h2 {
  font-size: 1.25rem;
  margin: 0;
}

/* ── Cards ───────────────────────────────────────────────── */
.card {
  background: var(--branco);
  border: 1px solid var(--cinza-border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  box-shadow: var(--sombra-sm);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  padding-bottom: .75rem;
  border-bottom: 1px solid var(--cinza-border);
}

.card-header h3 { margin: 0; font-size: 1rem; }

/* ── Botões ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .55rem 1.1rem;
  border-radius: var(--radius-sm);
  font-family: 'Poppins', sans-serif;
  font-size: .875rem;
  font-weight: 500;
  cursor: pointer;
  border: 1.5px solid transparent;
  transition: all var(--transition);
  text-decoration: none;
  white-space: nowrap;
  line-height: 1.4;
}

.btn svg { width: 16px; height: 16px; flex-shrink: 0; }

.btn-primary {
  background: var(--azul);
  color: #fff;
  border-color: var(--azul);
}
.btn-primary:hover { background: var(--azul-hover); border-color: var(--azul-hover); color: #fff; }

.btn-outline {
  background: transparent;
  color: var(--azul);
  border-color: var(--azul);
}
.btn-outline:hover { background: var(--azul-light); color: var(--azul); }

.btn-danger {
  background: var(--vermelho);
  color: #fff;
  border-color: var(--vermelho);
}
.btn-danger:hover { background: #b71c1c; color: #fff; }

.btn-ghost {
  background: transparent;
  color: var(--cinza-medio);
  border-color: var(--cinza-border);
}
.btn-ghost:hover { background: var(--cinza-bg); color: var(--cinza-escuro); }

.btn-sucesso {
  background: var(--verde);
  color: #fff;
  border-color: var(--verde);
}
.btn-sucesso:hover { background: #1b5e20; color: #fff; }

.btn-whatsapp {
  background: #25D366;
  color: #fff;
  border-color: #25D366;
}
.btn-whatsapp:hover { background: #128C7E; border-color: #128C7E; color: #fff; }

.btn-ia {
  background: linear-gradient(135deg, var(--azul) 0%, #7b1fa2 100%);
  color: #fff;
  border-color: transparent;
}
.btn-ia:hover { opacity: .9; color: #fff; }

.btn-sm {
  padding: .35rem .75rem;
  font-size: .8rem;
}

.btn-lg {
  padding: .75rem 1.5rem;
  font-size: 1rem;
}

.btn-block { width: 100%; justify-content: center; }

.btn:disabled {
  opacity: .5;
  cursor: not-allowed;
  pointer-events: none;
}

/* ── Formulários ─────────────────────────────────────────── */
.form-group { margin-bottom: 1rem; }

.form-label {
  display: block;
  font-size: .8125rem;
  font-weight: 500;
  color: var(--cinza-escuro);
  margin-bottom: .375rem;
}

.form-control {
  width: 100%;
  padding: .6rem .875rem;
  border: 1.5px solid var(--cinza-border);
  border-radius: var(--radius-sm);
  font-family: 'Poppins', sans-serif;
  font-size: .875rem;
  color: var(--preto);
  background: var(--branco);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  line-height: 1.5;
}

.form-control:focus {
  border-color: var(--azul);
  box-shadow: 0 0 0 3px rgba(21,101,192,.12);
}

.form-control::placeholder { color: var(--cinza-claro); }

textarea.form-control {
  resize: vertical;
  min-height: 90px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

.form-hint {
  font-size: .75rem;
  color: var(--cinza-claro);
  margin-top: .25rem;
}

.form-erro {
  font-size: .75rem;
  color: var(--vermelho);
  margin-top: .25rem;
}

/* ── Alertas / Flash ─────────────────────────────────────── */
.alerta {
  padding: .875rem 1rem;
  border-radius: var(--radius-sm);
  font-size: .875rem;
  display: flex;
  align-items: flex-start;
  gap: .625rem;
  margin-bottom: 1rem;
}

.alerta svg { width: 18px; height: 18px; flex-shrink: 0; margin-top: 1px; }

.alerta-info    { background: var(--azul-light);    color: var(--azul-hover); }
.alerta-sucesso { background: var(--verde-light);   color: var(--verde); }
.alerta-erro    { background: var(--vermelho-light);color: var(--vermelho); }
.alerta-aviso   { background: var(--amarelo-light); color: var(--amarelo); }

/* ── Badges / Status ─────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  padding: .2rem .625rem;
  border-radius: 99px;
  font-size: .72rem;
  font-weight: 600;
}

.badge-azul     { background: var(--azul-light);    color: var(--azul-hover); }
.badge-verde    { background: var(--verde-light);   color: var(--verde); }
.badge-vermelho { background: var(--vermelho-light);color: var(--vermelho); }
.badge-cinza    { background: var(--cinza-bg);      color: var(--cinza-medio); border: 1px solid var(--cinza-border); }
.badge-amarelo  { background: var(--amarelo-light); color: var(--amarelo); }

/* ── Tabelas ─────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: .8125rem;
}

th {
  text-align: left;
  padding: .625rem .875rem;
  font-size: .72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--cinza-claro);
  border-bottom: 1.5px solid var(--cinza-border);
  white-space: nowrap;
}

td {
  padding: .75rem .875rem;
  border-bottom: 1px solid var(--cinza-border);
  color: var(--cinza-escuro);
  vertical-align: middle;
}

tr:last-child td { border-bottom: none; }

tr:hover td { background: var(--cinza-bg); }

/* ── Dashboard / Stats ───────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.stat-card {
  background: var(--branco);
  border: 1px solid var(--cinza-border);
  border-radius: var(--radius-lg);
  padding: 1rem 1.25rem;
  box-shadow: var(--sombra-sm);
}

.stat-card .stat-label {
  font-size: .72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--cinza-claro);
  margin-bottom: .375rem;
}

.stat-card .stat-valor {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--cinza-escuro);
  line-height: 1.2;
}

.stat-card .stat-sub {
  font-size: .75rem;
  color: var(--cinza-claro);
  margin-top: .25rem;
}

.stat-card.destaque { border-left: 3px solid var(--azul); }
.stat-card.verde    { border-left: 3px solid var(--verde); }
.stat-card.vermelho { border-left: 3px solid var(--vermelho); }
.stat-card.amarelo  { border-left: 3px solid var(--amarelo); }

/* ── Modais ──────────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 1000;
  display: flex; align-items: center; justify-content: center;
  padding: 1rem;
  opacity: 0; pointer-events: none;
  transition: opacity .2s;
}

.modal-overlay.aberto {
  opacity: 1; pointer-events: all;
}

.modal {
  background: var(--branco);
  border-radius: var(--radius-lg);
  box-shadow: var(--sombra-lg);
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(10px);
  transition: transform .2s;
}

.modal-overlay.aberto .modal { transform: translateY(0); }

.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--cinza-border);
}

.modal-header h3 { margin: 0; font-size: 1rem; }

.modal-body  { padding: 1.25rem 1.5rem; }
.modal-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--cinza-border);
  display: flex; gap: .75rem; justify-content: flex-end;
}

.btn-fechar {
  background: none; border: none; cursor: pointer;
  color: var(--cinza-claro); padding: .25rem;
  border-radius: var(--radius-sm);
  display: flex; align-items: center;
  transition: color var(--transition);
}
.btn-fechar:hover { color: var(--cinza-escuro); }
.btn-fechar svg { width: 20px; height: 20px; }

/* ── Textarea IA ─────────────────────────────────────────── */
.ia-resultado {
  background: var(--cinza-bg);
  border: 1.5px solid var(--cinza-border);
  border-radius: var(--radius);
  padding: 1rem;
  font-size: .875rem;
  line-height: 1.7;
  min-height: 120px;
  width: 100%;
  resize: vertical;
  font-family: 'Poppins', sans-serif;
  color: var(--preto);
}

/* ── Contador IA ─────────────────────────────────────────── */
.contador-ia {
  display: inline-flex;
  align-items: center;
  gap: .375rem;
  font-size: .72rem;
  font-weight: 500;
  padding: .2rem .6rem;
  border-radius: 99px;
  background: var(--azul-light);
  color: var(--azul-hover);
}

.contador-ia.bloqueado {
  background: var(--vermelho-light);
  color: var(--vermelho);
}

/* ── Lista de Participantes ──────────────────────────────── */
.participante-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: .875rem;
  border: 1px solid var(--cinza-border);
  border-radius: var(--radius);
  background: var(--branco);
  margin-bottom: .625rem;
  transition: box-shadow var(--transition);
}

.participante-card:hover { box-shadow: var(--sombra-md); }

.participante-avatar {
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--azul-light);
  color: var(--azul);
  display: flex; align-items: center; justify-content: center;
  font-weight: 600; font-size: .9rem; flex-shrink: 0;
}

.participante-info { flex: 1; min-width: 0; }
.participante-info strong { display: block; font-size: .875rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.participante-info span   { font-size: .75rem; color: var(--cinza-claro); }

.participante-acoes { display: flex; gap: .375rem; flex-shrink: 0; flex-wrap: wrap; }

/* ── Lista de Gastos ─────────────────────────────────────── */
.gasto-item {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .75rem;
  border: 1px solid var(--cinza-border);
  border-radius: var(--radius-sm);
  background: var(--branco);
  margin-bottom: .5rem;
}

.gasto-desc { flex: 1; font-size: .875rem; min-width: 0; }
.gasto-valor { font-weight: 600; font-size: .9rem; color: var(--cinza-escuro); white-space: nowrap; }

.gasto-total {
  display: flex; justify-content: space-between; align-items: center;
  padding: .875rem .75rem;
  background: var(--cinza-escuro);
  color: #fff;
  border-radius: var(--radius-sm);
  margin-top: .5rem;
  font-weight: 600;
}

/* ── Tabs ────────────────────────────────────────────────── */
.tabs-nav {
  display: flex;
  gap: .25rem;
  border-bottom: 2px solid var(--cinza-border);
  margin-bottom: 1.25rem;
  overflow-x: auto;
}

.tabs-nav a, .tabs-nav button {
  padding: .6rem 1rem;
  font-size: .875rem;
  font-weight: 500;
  color: var(--cinza-claro);
  border: none;
  background: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
  white-space: nowrap;
  font-family: 'Poppins', sans-serif;
  transition: all var(--transition);
}

.tabs-nav a.ativo, .tabs-nav button.ativo,
.tabs-nav a:hover, .tabs-nav button:hover {
  color: var(--azul);
  border-bottom-color: var(--azul);
}

/* ── Loading spinner ─────────────────────────────────────── */
.spinner {
  width: 22px; height: 22px;
  border: 2.5px solid rgba(21,101,192,.2);
  border-top-color: var(--azul);
  border-radius: 50%;
  animation: spin .7s linear infinite;
  display: inline-block;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ── Página de Login / Público ───────────────────────────── */
.auth-wrap {
  min-height: 100vh;
  background: linear-gradient(160deg, var(--cinza-escuro) 0%, #0d1526 100%);
  display: flex; align-items: center; justify-content: center;
  padding: 1rem;
}

.auth-card {
  background: var(--branco);
  border-radius: var(--radius-lg);
  box-shadow: var(--sombra-lg);
  width: 100%; max-width: 420px;
  padding: 2.5rem 2rem;
}

.auth-logo {
  text-align: center;
  margin-bottom: 1.5rem;
}

.auth-logo img { width: 72px; height: 72px; object-fit: contain; }

.auth-logo h1 {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--cinza-escuro);
  margin-top: .5rem;
}

.auth-logo h1 span { color: var(--azul); }

.auth-logo p {
  font-size: .8125rem;
  color: var(--cinza-claro);
  margin-top: .25rem;
}

/* ── Planos ──────────────────────────────────────────────── */
.planos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}

.plano-card {
  border: 2px solid var(--cinza-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  background: var(--branco);
  display: flex; flex-direction: column;
  transition: all var(--transition);
}

.plano-card:hover { border-color: var(--azul); box-shadow: var(--sombra-md); }

.plano-card.destaque {
  border-color: var(--azul);
  background: var(--azul-light);
  position: relative;
}

.plano-badge-destaque {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--azul); color: #fff;
  font-size: .7rem; font-weight: 700;
  padding: .2rem .875rem; border-radius: 99px;
  white-space: nowrap;
  text-transform: uppercase; letter-spacing: .08em;
}

.plano-nome { font-size: 1rem; font-weight: 700; color: var(--cinza-escuro); }

.plano-preco {
  margin: .75rem 0;
  display: flex; align-items: baseline; gap: .25rem;
}

.plano-preco .cifrao { font-size: .875rem; font-weight: 600; color: var(--cinza-medio); }
.plano-preco .valor  { font-size: 2rem; font-weight: 700; color: var(--cinza-escuro); line-height: 1; }
.plano-preco .periodo{ font-size: .8rem; color: var(--cinza-claro); }

.plano-desc { font-size: .8rem; color: var(--cinza-medio); margin-bottom: 1rem; }

.plano-features { list-style: none; flex: 1; margin-bottom: 1.25rem; }

.plano-features li {
  display: flex; align-items: flex-start; gap: .5rem;
  font-size: .8125rem; color: var(--cinza-medio);
  padding: .3rem 0;
}

.plano-features li svg { width: 16px; height: 16px; flex-shrink: 0; color: var(--verde); margin-top: 2px; }
.plano-features li.sem svg { color: var(--cinza-claro); }

/* ── PIX ─────────────────────────────────────────────────── */
.pix-box {
  border: 2px dashed var(--azul);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-align: center;
  background: var(--azul-light);
}

.pix-chave {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--azul-hover);
  letter-spacing: .02em;
  background: var(--branco);
  padding: .625rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--azul-mid);
  display: inline-block;
  margin: .75rem 0;
  cursor: pointer;
}

/* ── Versão sistema ──────────────────────────────────────── */
.versao-badge {
  font-size: .65rem;
  color: rgba(255,255,255,.3);
  text-align: center;
  padding: .5rem;
}

/* ── Overlay mobile sidebar ──────────────────────────────── */
.sidebar-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 199;
}

/* ── Responsividade ──────────────────────────────────────── */
@media (max-width: 900px) {
  .sidebar {
    transform: translateX(-100%);
  }
  .sidebar.aberto {
    transform: translateX(0);
  }
  .sidebar-overlay { display: block; }

  .main-content { margin-left: 0; }

  .btn-menu-mobile { display: flex; }

  .page-content { padding: 1rem; }

  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .auth-card  { padding: 1.75rem 1.25rem; }
  .planos-grid { grid-template-columns: 1fr; }
  .form-row   { grid-template-columns: 1fr; }
  .participante-acoes { gap: .25rem; }
  h1 { font-size: 1.375rem; }
}

/* ── Utilitários ─────────────────────────────────────────── */
.d-flex  { display: flex; }
.align-center { align-items: center; }
.gap-1   { gap: .5rem; }
.gap-2   { gap: 1rem; }
.mt-1    { margin-top: .5rem; }
.mt-2    { margin-top: 1rem; }
.mb-1    { margin-bottom: .5rem; }
.mb-2    { margin-bottom: 1rem; }
.mb-3    { margin-bottom: 1.5rem; }
.p-0     { padding: 0; }
.w-100   { width: 100%; }
.flex-1  { flex: 1; }
.nowrap  { white-space: nowrap; }
.hidden  { display: none; }
.ellipsis{ overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }