/* ==========================================================================
   MAHADU SISTEMAS INTELIGENTES — PAINEL DE GESTÃO DO SAAS & ASSINATURAS
   Design System Oficial: Montserrat, Verde Mata, Verde Apoio, Terracota, Areia
   ========================================================================== */

:root {
  --verde-mata: #153B35;
  --verde-apoio: #2F6651;
  --verde-escuro: #0D2622;
  --terracota: #C4774E;
  --terracota-hover: #b0653d;
  --areia: #E9E2D3;
  --areia-leve: #F3EFE6;
  --grafite: #202725;
  --grafite-claro: #323d3a;
  --off-white: #F8F6F0;
  --branco: #FFFFFF;
  --borda: #E2DAC8;
  --sucesso: #28a745;
  --aviso: #e67e22;
  --perigo: #c0392b;
  --sombra: 0 4px 14px rgba(21, 59, 53, 0.08);
  --sombra-card: 0 10px 25px rgba(21, 59, 53, 0.06);
  --transicao: all 0.25s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--off-white);
  color: var(--grafite);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.5;
}

/* --- Layout Principal --- */
.app-header {
  background: linear-gradient(135deg, var(--verde-mata) 0%, var(--verde-escuro) 100%);
  color: var(--branco);
  padding: 0.85rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  position: sticky;
  top: 0;
  z-index: 100;
}

.brand-wrapper {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand-logo {
  width: 44px;
  height: 44px;
  object-fit: contain;
}

.brand-titles h1 {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.3px;
  color: var(--areia);
}

.brand-titles span {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: rgba(233, 226, 211, 0.75);
  font-weight: 600;
}

.header-status-group {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.badge-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(255, 255, 255, 0.1);
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  border: 1px solid rgba(233, 226, 211, 0.2);
}

.dot-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.dot-green { background-color: #2ecc71; box-shadow: 0 0 6px #2ecc71; }
.dot-amber { background-color: #f39c12; box-shadow: 0 0 6px #f39c12; }

.user-profile-widget {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.user-avatar-circle {
  width: 36px;
  height: 36px;
  background-color: var(--verde-apoio);
  color: var(--areia);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  border: 1.5px solid var(--areia);
}

.user-meta {
  display: flex;
  flex-direction: column;
}

.user-name {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--branco);
}

.user-role-badge {
  font-size: 0.65rem;
  color: var(--terracota);
  font-weight: 700;
  text-transform: uppercase;
}

.btn-logout {
  background: none;
  border: none;
  color: rgba(255, 255, 255, 0.7);
  cursor: pointer;
  padding: 0.4rem;
  border-radius: 6px;
  transition: var(--transicao);
}

.btn-logout:hover {
  color: #ff7675;
  background: rgba(255, 255, 255, 0.05);
}

/* --- Barra de Navegação / Sub-Abas --- */
.subnav-container {
  background-color: var(--branco);
  border-bottom: 1px solid var(--borda);
  padding: 0 2rem;
  display: flex;
  gap: 0.5rem;
}

.nav-tab-btn {
  background: none;
  border: none;
  padding: 0.9rem 1.25rem;
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  color: #636e72;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  position: relative;
  transition: var(--transicao);
}

.nav-tab-btn:hover {
  color: var(--verde-mata);
}

.nav-tab-btn.active {
  color: var(--verde-mata);
  font-weight: 700;
}

.nav-tab-btn.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background-color: var(--terracota);
  border-radius: 3px 3px 0 0;
}

/* --- Container Principal --- */
.main-content {
  flex: 1;
  padding: 2rem;
  max-width: 1440px;
  margin: 0 auto;
  width: 100%;
}

.tab-pane {
  display: none;
  animation: fadeIn 0.3s ease-out;
}

.tab-pane.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* --- Cards de KPI --- */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.kpi-card {
  background-color: var(--branco);
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: var(--sombra-card);
  border: 1px solid var(--borda);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.kpi-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 5px;
  height: 100%;
}

.kpi-card.mrr::before { background-color: var(--verde-mata); }
.kpi-card.active-subs::before { background-color: var(--sucesso); }
.kpi-card.grace::before { background-color: var(--aviso); }
.kpi-card.suspended::before { background-color: var(--perigo); }

.kpi-title {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  font-weight: 700;
  color: #7f8c8d;
  margin-bottom: 0.5rem;
}

.kpi-value {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--grafite);
  margin-bottom: 0.25rem;
}

.kpi-subtext {
  font-size: 0.75rem;
  color: #95a5a6;
}

/* --- Seções & Tabelas --- */
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
}

.section-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--verde-mata);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.table-card {
  background-color: var(--branco);
  border-radius: 12px;
  box-shadow: var(--sombra-card);
  border: 1px solid var(--borda);
  overflow: hidden;
  margin-bottom: 2rem;
}

.table-toolbar {
  padding: 1rem 1.5rem;
  background-color: var(--areia-leve);
  border-bottom: 1px solid var(--borda);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.search-input {
  padding: 0.6rem 1rem;
  border: 1px solid var(--borda);
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.85rem;
  width: 320px;
  background-color: var(--branco);
  color: var(--grafite);
  outline: none;
}

.search-input:focus {
  border-color: var(--verde-mata);
  box-shadow: 0 0 0 2px rgba(21, 59, 53, 0.15);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  text-align: left;
}

.data-table th {
  background-color: var(--off-white);
  padding: 0.85rem 1.25rem;
  font-weight: 700;
  color: var(--grafite-claro);
  border-bottom: 1px solid var(--borda);
  text-transform: uppercase;
  font-size: 0.72rem;
  letter-spacing: 0.5px;
}

.data-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid #f1f1f1;
  color: var(--grafite);
  vertical-align: middle;
}

.data-table tr:hover td {
  background-color: #faf9f6;
}

/* --- Badges de Status --- */
.status-badge {
  display: inline-block;
  padding: 0.25rem 0.65rem;
  border-radius: 9999px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.status-active { background-color: #e8f8f5; color: #16a085; border: 1px solid #a3e4d7; }
.status-pending { background-color: #fef9e7; color: #d4ac0d; border: 1px solid #f9e79f; }
.status-past_due { background-color: #fbeee6; color: #d35400; border: 1px solid #edbb99; }
.status-suspended { background-color: #fdedec; color: #c0392b; border: 1px solid #f5b7b1; }
.status-canceled { background-color: #eaeded; color: #7f8c8d; border: 1px solid #bdc3c7; }

/* --- Botões --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.15rem;
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transicao);
  text-decoration: none;
}

.btn-primary {
  background-color: var(--verde-mata);
  color: var(--areia);
}

.btn-primary:hover {
  background-color: var(--verde-apoio);
}

.btn-accent {
  background-color: var(--terracota);
  color: var(--branco);
}

.btn-accent:hover {
  background-color: var(--terracota-hover);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--borda);
  color: var(--grafite);
}

.btn-outline:hover {
  background-color: var(--areia-leve);
  border-color: var(--verde-mata);
}

.btn-sm {
  padding: 0.35rem 0.65rem;
  font-size: 0.75rem;
  border-radius: 6px;
}

/* --- Grid de Planos --- */
.plans-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.plan-card {
  background: var(--branco);
  border-radius: 12px;
  padding: 1.75rem;
  box-shadow: var(--sombra-card);
  border: 1px solid var(--borda);
  display: flex;
  flex-direction: column;
  transition: var(--transicao);
  position: relative;
}

.plan-card:hover {
  transform: translateY(-4px);
  border-color: var(--verde-apoio);
}

.plan-card-header {
  border-bottom: 1px solid var(--borda);
  padding-bottom: 1rem;
  margin-bottom: 1rem;
}

.plan-name {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--verde-mata);
}

.plan-price-wrapper {
  margin: 1rem 0;
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
}

.plan-price-val {
  font-size: 2rem;
  font-weight: 800;
  color: var(--grafite);
}

.plan-price-cycle {
  font-size: 0.85rem;
  color: #7f8c8d;
}

.plan-meta {
  font-size: 0.8rem;
  color: #636e72;
  margin-bottom: 1.5rem;
  flex: 1;
}

/* --- Modais --- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(21, 59, 53, 0.75);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transicao);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-box {
  background-color: var(--branco);
  border-radius: 14px;
  width: 90%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
  border: 1px solid var(--borda);
  transform: scale(0.95);
  transition: var(--transicao);
}

.modal-overlay.active .modal-box {
  transform: scale(1);
}

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

.modal-header h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--verde-mata);
}

.modal-close-btn {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: #7f8c8d;
}

.modal-body {
  padding: 1.5rem;
}

.form-group {
  margin-bottom: 1.15rem;
}

.form-label {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--grafite);
  margin-bottom: 0.35rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-control {
  width: 100%;
  padding: 0.65rem 0.9rem;
  border: 1px solid var(--borda);
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.85rem;
  background-color: var(--off-white);
  color: var(--grafite);
  outline: none;
}

.form-control:focus {
  border-color: var(--verde-mata);
  background-color: var(--branco);
  box-shadow: 0 0 0 2px rgba(21, 59, 53, 0.1);
}

.modal-footer {
  padding: 1rem 1.5rem;
  background-color: var(--areia-leve);
  border-top: 1px solid var(--borda);
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
}

/* --- JSON Inspector --- */
pre.json-viewer {
  background: var(--grafite);
  color: #a8ffb2;
  padding: 1rem;
  border-radius: 8px;
  font-size: 0.75rem;
  overflow-x: auto;
  max-height: 400px;
}

/* --- Footer --- */
.app-footer {
  padding: 1.25rem 2rem;
  background-color: var(--branco);
  border-top: 1px solid var(--borda);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.78rem;
  color: #7f8c8d;
}