/* ========================================================
   PAINEL IPTV PRO - DESIGN SYSTEM & ESTILOS PREMIUM
   Estética Dark Mode, Glassmorphism, Micro-animações e Mobile-First
   ======================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@500;600;700;800&display=swap');

:root {
  --bg-main: #0b0f19;
  --bg-surface: #111827;
  --bg-card: rgba(17, 24, 39, 0.75);
  --bg-card-hover: rgba(30, 41, 59, 0.85);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-color-hover: rgba(56, 189, 248, 0.35);

  --primary: #0284c7;
  --primary-glow: #38bdf8;
  --primary-gradient: linear-gradient(135deg, #0284c7 0%, #38bdf8 50%, #6366f1 100%);
  --secondary: #6366f1;
  --accent: #8b5cf6;

  --success: #10b981;
  --success-bg: rgba(16, 185, 129, 0.15);
  --warning: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.15);
  --danger: #ef4444;
  --danger-bg: rgba(239, 68, 68, 0.15);

  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.4), 0 8px 10px -6px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 25px rgba(56, 189, 248, 0.25);
  --glass-blur: blur(16px);
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-main);
  background-image: 
    radial-gradient(at 0% 0%, rgba(56, 189, 248, 0.08) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(99, 102, 241, 0.08) 0px, transparent 50%);
  background-attachment: fixed;
  color: var(--text-main);
  min-height: 100vh;
  line-height: 1.5;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Header & Barra Superior */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 15, 25, 0.85);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--border-color);
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  cursor: pointer;
}

.brand-icon {
  width: 42px;
  height: 42px;
  background: var(--primary-gradient);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-glow);
  color: #fff;
  font-size: 1.25rem;
}

.brand-info h1 {
  font-family: 'Outfit', sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.5px;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.badge-pro {
  font-size: 0.65rem;
  background: rgba(56, 189, 248, 0.2);
  color: var(--primary-glow);
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 700;
  border: 1px solid rgba(56, 189, 248, 0.3);
}

.brand-info p {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.server-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.03);
  padding: 6px 12px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-color);
}

.status-dot {
  width: 8px;
  height: 8px;
  background-color: var(--success);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--success);
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

/* Abas de Navegação Principal */
.nav-tabs-wrapper {
  background: rgba(17, 24, 39, 0.6);
  border-bottom: 1px solid var(--border-color);
  padding: 0.5rem 1.5rem;
  overflow-x: auto;
  white-space: nowrap;
}

.nav-tabs {
  display: flex;
  gap: 0.5rem;
  max-width: 1400px;
  margin: 0 auto;
}

.tab-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 0.65rem 1.15rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 44px;
  transition: var(--transition);
}

.tab-btn:hover {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.05);
}

.tab-btn.active {
  color: #fff;
  background: rgba(56, 189, 248, 0.15);
  border: 1px solid rgba(56, 189, 248, 0.3);
  font-weight: 600;
}

.tab-badge {
  font-size: 0.7rem;
  padding: 2px 7px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-main);
}

.tab-btn.active .tab-badge {
  background: var(--primary);
  color: #fff;
}

/* Container Principal */
.main-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1.5rem;
}

/* Seções de Conteúdo */
.tab-content {
  display: none;
  animation: fadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

/* Botões do Sistema */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.65rem 1.25rem;
  min-height: 44px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 1px solid transparent;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary-gradient);
  color: #fff;
  box-shadow: 0 4px 15px rgba(2, 132, 199, 0.35);
}

.btn-primary:hover {
  box-shadow: 0 6px 20px rgba(56, 189, 248, 0.5);
  transform: translateY(-1px);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-main);
  border-color: var(--border-color);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-success {
  background: var(--success);
  color: #fff;
}

.btn-success:hover {
  filter: brightness(1.1);
}

.btn-danger {
  background: var(--danger);
  color: #fff;
}

.btn-danger:hover {
  filter: brightness(1.1);
}

.btn-sm {
  padding: 0.35rem 0.75rem;
  min-height: 34px;
  font-size: 0.785rem;
}

.btn-icon-only {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius-sm);
}

/* Cards e Grades */
.card {
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.card:hover {
  border-color: var(--border-color-hover);
}

/* Grade de Métricas no Dashboard */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.metric-card {
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.metric-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--primary-glow);
}

.metric-card.success::before { background: var(--success); }
.metric-card.warning::before { background: var(--warning); }
.metric-card.danger::before { background: var(--danger); }
.metric-card.purple::before { background: var(--accent); }

.metric-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.metric-title {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

.metric-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.metric-value {
  font-family: 'Outfit', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: #fff;
  line-height: 1;
  margin-bottom: 0.25rem;
}

.metric-subtitle {
  font-size: 0.75rem;
  color: var(--text-dim);
}

/* Banner de Alerta / Ação Rápida */
.quick-action-banner {
  background: linear-gradient(135deg, rgba(2, 132, 199, 0.15) 0%, rgba(99, 102, 241, 0.15) 100%);
  border: 1px solid rgba(56, 189, 248, 0.25);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin-bottom: 2rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.banner-content h2 {
  font-family: 'Outfit', sans-serif;
  font-size: 1.35rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.25rem;
}

.banner-content p {
  color: var(--text-muted);
  font-size: 0.875rem;
}

.banner-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* Barra de Filtros e Busca */
.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.search-box {
  position: relative;
  flex: 1;
  min-width: 250px;
}

.search-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-dim);
  pointer-events: none;
}

.form-input, .form-select {
  width: 100%;
  min-height: 44px;
  background: rgba(17, 24, 39, 0.85);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: #fff;
  font-family: inherit;
  font-size: 0.875rem;
  padding: 0.65rem 1rem;
  outline: none;
  transition: var(--transition);
}

.search-box .form-input {
  padding-left: 2.75rem;
}

.form-input:focus, .form-select:focus {
  border-color: var(--primary-glow);
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.2);
}

.form-select option {
  background: var(--bg-surface);
  color: #fff;
}

.filter-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* Tabela Moderna Responsiva */
.table-container {
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow-x: auto;
  box-shadow: var(--shadow-sm);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.875rem;
}

.data-table th {
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-muted);
  font-weight: 600;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-color);
  white-space: nowrap;
}

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

.data-table tbody tr {
  transition: var(--transition);
}

.data-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.03);
}

.data-table tbody tr:last-child td {
  border-bottom: none;
}

/* Status Badges */
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.status-pill.active {
  background: var(--success-bg);
  color: var(--success);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.status-pill.expired {
  background: var(--danger-bg);
  color: var(--danger);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.status-pill.blocked {
  background: rgba(148, 163, 184, 0.15);
  color: var(--text-muted);
  border: 1px solid rgba(148, 163, 184, 0.3);
}

/* Área de Upload Drag and Drop */
.upload-dropzone {
  border: 2px dashed rgba(56, 189, 248, 0.3);
  border-radius: var(--radius-md);
  padding: 3rem 2rem;
  text-align: center;
  background: rgba(17, 24, 39, 0.4);
  cursor: pointer;
  transition: var(--transition);
  position: relative;
}

.upload-dropzone:hover, .upload-dropzone.dragover {
  border-color: var(--primary-glow);
  background: rgba(56, 189, 248, 0.05);
  box-shadow: var(--shadow-glow);
}

.dropzone-icon {
  font-size: 3rem;
  color: var(--primary-glow);
  margin-bottom: 1rem;
}

.dropzone-title {
  font-family: 'Outfit', sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.5rem;
}

.dropzone-subtitle {
  color: var(--text-muted);
  font-size: 0.875rem;
  max-width: 500px;
  margin: 0 auto 1.5rem auto;
}

/* Cards de Canais Ao Vivo */
.channels-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
}

.channel-card {
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: var(--transition);
  cursor: pointer;
}

.channel-card:hover {
  transform: translateY(-2px);
  border-color: var(--primary-glow);
  box-shadow: var(--shadow-glow);
}

.channel-logo-wrapper {
  width: 54px;
  height: 54px;
  background: #000;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border: 1px solid var(--border-color);
  flex-shrink: 0;
}

.channel-logo {
  max-width: 90%;
  max-height: 90%;
  object-fit: contain;
}

.channel-details {
  flex: 1;
  min-width: 0;
}

.channel-title {
  font-weight: 600;
  font-size: 0.9rem;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 0.2rem;
}

.channel-group {
  font-size: 0.75rem;
  color: var(--primary-glow);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Cards de Filmes e Séries (Estilo VOD / Streaming) */
.media-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1.25rem;
}

.media-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  transition: var(--transition);
  cursor: pointer;
  display: flex;
  flex-direction: column;
}

.media-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary-glow);
  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.5);
}

.media-poster-wrapper {
  width: 100%;
  aspect-ratio: 2 / 3;
  background: #1e293b;
  position: relative;
  overflow: hidden;
}

.media-poster {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.media-card:hover .media-poster {
  transform: scale(1.05);
}

.media-badge {
  position: absolute;
  top: 10px;
  right: 10px;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  color: var(--primary-glow);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.media-info {
  padding: 0.85rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.media-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: #fff;
  line-height: 1.3;
  margin-bottom: 0.35rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.media-subtitle {
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-top: auto;
}

/* Modais Nativos e Overlays */
dialog.custom-modal {
  margin: auto;
  padding: 0;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  color: var(--text-main);
  max-width: 650px;
  width: 90vw;
  box-shadow: var(--shadow-md);
  overscroll-behavior: contain;
}

dialog.custom-modal::backdrop {
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
}

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

.modal-title {
  font-family: 'Outfit', sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
}

.modal-close-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: var(--transition);
}

.modal-close-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.modal-body {
  padding: 1.5rem;
  max-height: 75vh;
  overflow-y: auto;
}

.modal-footer {
  padding: 1.25rem 1.5rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
}

/* Formulários */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-help {
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-top: 0.35rem;
}

/* Player de Vídeo */
.video-player-container {
  width: 100%;
  background: #000;
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-bottom: 1rem;
  aspect-ratio: 16 / 9;
}

.video-player-container video {
  width: 100%;
  height: 100%;
}

/* Toast de Notificação */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toast {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--primary-glow);
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  color: #fff;
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 280px;
  animation: slideIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

.toast.success { border-left-color: var(--success); }
.toast.error { border-left-color: var(--danger); }

/* Seção do Guia de Infraestrutura / 50 Clientes */
.guide-container {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.guide-step-card {
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.5rem;
}

.guide-step-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.guide-step-number {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--primary-gradient);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-family: 'Outfit', sans-serif;
}

.guide-step-title {
  font-family: 'Outfit', sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
}

.comparison-table {
  width: 100%;
  margin-top: 1rem;
  border-collapse: collapse;
}

.comparison-table th, .comparison-table td {
  padding: 0.85rem 1rem;
  border: 1px solid var(--border-color);
  font-size: 0.85rem;
}

.comparison-table th {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
}

/* Responsividade Mobile-First */
@media (max-width: 768px) {
  .navbar {
    padding: 0.75rem 1rem;
  }

  .main-content {
    padding: 1rem;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .quick-action-banner {
    flex-direction: column;
    align-items: flex-start;
  }

  .banner-actions {
    width: 100%;
  }

  .banner-actions .btn {
    flex: 1;
  }

  .toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .filter-actions {
    justify-content: space-between;
  }

  .filter-actions .form-select {
    flex: 1;
  }
}

.active-cat-type {
  background: var(--primary) !important;
  color: #fff !important;
  border-color: var(--primary-glow) !important;
  box-shadow: 0 0 12px rgba(56, 189, 248, 0.4);
}