/* Neo-Brutalism Design System */
:root {
  --bg-color: #fff9e6; /* light yellow */
  --text-color: #111;
  --primary: #ff6b6b; /* pinkish red */
  --secondary: #4ecdc4; /* cyan */
  --accent: #ffe66d; /* yellow */
  --border: 3px solid #111;
  --shadow: 4px 4px 0px #111;
  --radius: 0px; /* sharp corners */
  --card-bg: #ffffff;
}

[data-theme="dark"] {
  --bg-color: #1a1a1a;
  --text-color: #f1f1f1;
  --primary: #e63946;
  --secondary: #1d3557;
  --accent: #457b9d;
  --border: 3px solid #f1f1f1;
  --shadow: 4px 4px 0px #f1f1f1;
  --card-bg: #2d2d2d;
}

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  margin: 0;
  padding: 0;
  transition: background-color 0.3s, color 0.3s;
}

.brutal-card {
  background: var(--card-bg);
  border: var(--border);
  box-shadow: var(--shadow);
  padding: 20px;
  margin-bottom: 20px;
  border-radius: var(--radius);
  transition: transform 0.1s;
}

.brutal-card:active {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0px var(--text-color);
}

.brutal-btn {
  background: var(--primary);
  color: #111;
  border: var(--border);
  box-shadow: var(--shadow);
  padding: 10px 20px;
  font-weight: bold;
  cursor: pointer;
  text-transform: uppercase;
  display: inline-block;
}

.brutal-btn.secondary { background: var(--secondary); }
.brutal-btn.accent { background: var(--accent); }

.brutal-btn:active {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0px var(--text-color);
}

.brutal-input {
  border: var(--border);
  padding: 10px;
  width: 100%;
  box-sizing: border-box;
  background: var(--card-bg);
  color: var(--text-color);
  margin-bottom: 15px;
  font-family: inherit;
  font-size: 1rem;
}
.brutal-input:focus {
  outline: none;
  background: var(--accent);
  color: #111;
}

/* Layout */
.app-container {
  display: flex;
  min-height: 100vh;
}
.sidebar {
  width: 250px;
  border-right: var(--border);
  background: var(--card-bg);
  padding: 20px;
  flex-shrink: 0;
}
.main-content {
  flex: 1;
  padding: 20px;
  overflow-y: auto;
  max-width: 100%;
}
.nav-link {
  display: block;
  padding: 10px;
  margin-bottom: 10px;
  border: var(--border);
  background: var(--secondary);
  color: #111;
  text-decoration: none;
  font-weight: bold;
  box-shadow: 2px 2px 0px #111;
}
.nav-link:hover {
  background: var(--accent);
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
  .app-container {
    flex-direction: column;
  }
  .sidebar {
    width: 100%;
    border-right: none;
    border-bottom: var(--border);
    padding: 10px;
    display: none; /* Toggleable */
  }
  .sidebar.show {
    display: block;
  }
  .top-bar {
    flex-direction: column;
    gap: 15px;
    text-align: center;
  }
  .chat-container {
    height: 60vh;
  }
  .stat-grid {
    grid-template-columns: 1fr !important;
  }
}

.top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: var(--border);
  padding-bottom: 20px;
  margin-bottom: 20px;
}

/* Gallery Grid */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 15px;
}
.gallery-item {
  border: var(--border);
  box-shadow: 3px 3px 0px #111;
  background: #fff;
  cursor: pointer;
  aspect-ratio: 1;
  overflow: hidden;
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Modal */
.brutal-modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: 20px;
}
.brutal-modal {
  background: var(--bg-color);
  border: 5px solid #111;
  box-shadow: 10px 10px 0px var(--primary);
  max-width: 800px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 20px;
}

/* Chat */
.chat-container {
  display: flex;
  flex-direction: column;
  height: 70vh;
  border: var(--border);
  background: var(--card-bg);
}
.chat-messages {
  flex: 1;
  padding: 15px;
  overflow-y: auto;
  border-bottom: var(--border);
}
.message {
  margin-bottom: 10px;
  padding: 10px;
  border: var(--border);
  display: inline-block;
  max-width: 80%;
  background: var(--accent);
  color: #111;
}
.message.mine {
  background: var(--primary);
  align-self: flex-end;
  margin-left: auto;
  display: block;
}
.chat-input-area {
  display: flex;
  padding: 10px;
}
.chat-input-area input { margin-bottom: 0; margin-right: 10px; }

/* Timeline */
.post {
  margin-bottom: 30px;
}
.post-header {
  font-weight: bold;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.avatar {
  width: 40px;
  height: 40px;
  border: var(--border);
  background: var(--secondary);
}

.map-placeholder {
  width: 100%;
  height: 400px;
  background: var(--secondary);
  border: var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: bold;
  color: #111;
}