/* Unistream Hub - Design Verde Fluorescente com Suporte Dark/Light */

:root {
  /* Cores Fixas */
  --primary: #39FF14; /* Verde Fluorescente */
  --primary-dark: #2DD60D;
  --primary-glow: rgba(57, 255, 20, 0.5);
  --success: #4CAF50;
  --error: #f44336;
  --warning: #ff9800;
  --info: #2196F3;

  /* Modo Dark (Padrão) */
  --background: #0a0a0a;
  --card-bg: #1a1a1a;
  --text-primary: #ffffff;
  --text-secondary: #b0b0b0;
  --border: #333333;
  --header-bg: rgba(10, 10, 10, 0.8);
  --input-bg: #1a1a1a;
  --stat-icon-bg: rgba(57, 255, 20, 0.1);
  --badge-bg: rgba(0, 0, 0, 0.6);
  --meta-bg: rgba(255, 255, 255, 0.02);
}

/* Modo Light - Paleta Suave e Moderna */
[data-theme="light"] {
  --background: #f8fafc; /* Azul acinzentado muito claro */
  --card-bg: #ffffff;
  --text-primary: #0f172a; /* Slate 900 */
  --text-secondary: #475569; /* Slate 600 */
  --border: #e2e8f0; /* Slate 200 */
  --header-bg: rgba(255, 255, 255, 0.85);
  --input-bg: #ffffff;
  --stat-icon-bg: rgba(57, 255, 20, 0.15);
  --badge-bg: rgba(241, 245, 249, 0.9);
  --meta-bg: #f1f5f9;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--background);
  color: var(--text-primary);
  line-height: 1.6;
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(57, 255, 20, 0.08) 0%, transparent 25%),
    radial-gradient(circle at 90% 80%, rgba(57, 255, 20, 0.08) 0%, transparent 25%);
  background-attachment: fixed;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
.app-header {
  background: var(--header-bg);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  padding: 15px 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: background-color 0.3s ease;
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-primary);
}

.header-logo-icon {
  font-size: 32px;
  filter: drop-shadow(0 0 5px var(--primary-glow));
}

.header-logo-text h1 {
  font-size: 24px;
  font-weight: 800;
  margin: 0;
  letter-spacing: -0.5px;
  background: linear-gradient(to right, var(--text-primary), var(--primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.header-logo-text p {
  font-size: 11px;
  color: var(--text-secondary);
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.header-actions {
  display: flex;
  gap: 10px;
  align-items: center;
}

/* Theme Toggle */
.theme-toggle {
  background: var(--card-bg);
  border: 1px solid var(--border);
  color: var(--text-primary);
  width: 40px;
  height: 40px;
  border-radius: 10px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.theme-toggle:hover {
  border-color: var(--primary);
  color: var(--primary);
}

/* Botões */
.btn {
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--primary);
  color: #000;
  box-shadow: 0 4px 15px var(--primary-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  background: var(--primary-dark);
  box-shadow: 0 6px 20px var(--primary-glow);
}

.btn-secondary {
  background: var(--card-bg);
  color: var(--text-primary);
  border-color: var(--border);
}

.btn-secondary:hover {
  background: rgba(128, 128, 128, 0.1);
  border-color: var(--text-secondary);
}

/* Search Box */
.search-box {
  width: 100%;
  max-width: 700px;
  margin: 50px auto;
  position: relative;
}

.search-box input {
  width: 100%;
  padding: 18px 25px;
  font-size: 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--input-bg);
  color: var(--text-primary);
  transition: all 0.3s ease;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.search-box input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-glow);
}

/* Filtros */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-bottom: 50px;
}

.filter-btn {
  padding: 8px 18px;
  border-radius: 20px;
  background: var(--card-bg);
  color: var(--text-secondary);
  border: 1px solid var(--border);
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 13px;
}

.filter-btn:hover {
  border-color: var(--text-secondary);
  color: var(--text-primary);
}

.filter-btn.active {
  background: var(--primary);
  color: #000;
  border-color: var(--primary);
  font-weight: 600;
}

/* Stats */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 50px;
}

.stat-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 15px;
  transition: transform 0.3s ease, background-color 0.3s ease;
}

.stat-card:hover {
  transform: translateY(-5px);
  border-color: var(--primary-glow);
}

.stat-icon {
  width: 50px;
  height: 50px;
  background: var(--stat-icon-bg);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: var(--primary);
}

.stat-content h3 {
  font-size: 24px;
  font-weight: 700;
  margin: 0;
  transition: all 0.3s ease;
}

.stat-card.pulse h3 {
  color: var(--primary);
  transform: scale(1.1);
}

@keyframes pulse-animation {
  0% { transform: scale(1); }
  50% { transform: scale(1.05); }
  100% { transform: scale(1); }
}

.stat-card.pulse {
  animation: pulse-animation 0.5s ease-in-out;
  border-color: var(--primary);
}

.stat-content p {
  font-size: 11px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin: 0;
}

/* Grid de Apps */
.apps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 25px;
  margin-bottom: 60px;
}

/* App Card */
.app-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 20px;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
  display: flex;
  flex-direction: column;
}

.app-card:hover {
  transform: translateY(-10px);
  border-color: var(--primary);
  box-shadow: 0 15px 35px rgba(0,0,0,0.1), 0 0 15px var(--primary-glow);
}

.app-card-badge {
  position: absolute;
  top: 15px;
  right: 15px;
  background: var(--badge-bg);
  backdrop-filter: blur(4px);
  color: var(--primary);
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 10px;
  font-weight: 700;
  border: 1px solid var(--primary-glow);
  z-index: 2;
}

.app-card-content {
  padding: 25px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.app-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 20px;
  background: #000;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.app-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.app-name {
  font-size: 18px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.app-description {
  font-size: 13px;
  color: var(--text-secondary);
  text-align: center;
  margin-bottom: 20px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 40px;
}

.app-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  padding: 15px 0;
  border-top: 1px solid var(--border);
  margin-bottom: 20px;
  background: var(--meta-bg);
  border-radius: 8px;
}

.app-meta-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.app-meta-label {
  font-size: 9px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 2px;
}

.app-meta-value {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}

.app-download-btn {
  width: 100%;
  padding: 12px;
  background: var(--primary);
  color: #000;
  border: none;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: auto;
}

.app-download-btn:hover {
  background: var(--primary-dark);
  box-shadow: 0 0 15px var(--primary-glow);
}

/* Footer */
.app-footer {
  border-top: 1px solid var(--border);
  padding: 40px 0;
  text-align: center;
  color: var(--text-secondary);
  font-size: 13px;
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.app-card {
  animation: fadeIn 0.5s ease forwards;
}

/* Responsive */
@media (max-width: 768px) {
  .header-logo-text h1 { font-size: 20px; }
  .stats { grid-template-columns: 1fr; }
  .search-box { margin: 30px auto; }
}