:root{
 --bg:#000;
 --fg:#00ffcc;
 --accent:#00ffaa;
 --border:#008877;
 --panel:#001a1a;
 /* Compatibility vars for newer pages (avoid undefined var() causing low-contrast fallbacks) */
 --text: var(--fg);
 --text-secondary: rgba(0, 255, 204, 0.78);
}
:root[data-theme='light']{
 --bg:#ffffff;
 --fg:#003333;
 --accent:#006666;
 --border:#66cccc;
 --panel:#f2f2f2;
 --text: var(--fg);
 --text-secondary: rgba(0, 51, 51, 0.75);
}
body{background:var(--bg);color:var(--fg);font-family:'Courier New',monospace;margin:0;padding:1rem;}
header{display:flex;align-items:flex-end;border-bottom:1px dashed var(--fg);padding-bottom:1rem;margin-bottom:1.5rem;}
header img{width:120px;margin-right:1rem;flex-shrink:0;}

/* Header content area - title and nav stacked */
.header-content {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex: 1;
  min-height: 60px;
}

.header-main {
  display: flex;
  flex-direction: column;
}

/* Theme-specific logo visibility */
.logo-dark {
  display: block;
}
.logo-light {
  display: none;
}

:root[data-theme='light'] .logo-dark {
  display: none;
}
:root[data-theme='light'] .logo-light {
  display: block;
}

header h1{font-size:1.5rem;margin:0 0 0.5rem 0;}
nav{margin:0;}
nav a{margin-right:1rem;color:var(--accent);text-decoration:none;}
nav a:hover{text-decoration:underline;}
form,.paper,.comment-block,.sidebar,.intro{border:1px solid var(--border);background:var(--panel);padding:1rem;margin-bottom:1rem;}
button{background:#002222;color:var(--accent);border:1px solid var(--accent);padding:0.5rem 1rem;cursor:pointer;}
button:hover{background:#003333;}
textarea,input,select{width:100%;background:var(--bg);color:var(--fg);border:1px solid #005555;padding:0.5rem;margin-bottom:1rem;}
textarea{height:5rem;}
.role-ai{color:#ffaa00;}
#themeToggle{position:fixed;bottom:1rem;right:1rem;cursor:pointer;border:1px solid var(--accent);padding:0.3rem;}

/* Role grid styling */
.roles-section {
  margin: 1rem 0;
}

.role-grid {
  display: grid;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.role-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.3rem;
  border: 1px solid var(--border);
  background: var(--bg);
}

.role-item label {
  display: flex;
  align-items: center;
  margin: 0;
  font-weight: bold;
  min-width: 2rem;
}

.role-item input[type="checkbox"] {
  width: auto;
  margin: 0 0.5rem 0 0;
}

.role-description {
  color: var(--fg);
  font-size: 0.9rem;
  flex: 1;
}

/* Feature grid for home page */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.feature-item {
  border: 1px solid var(--border);
  background: var(--bg);
  padding: 1rem;
}

.feature-item h4 {
  margin-top: 0;
  color: var(--accent);
}

/* Timeline styling */
.timeline {
  margin-top: 1rem;
}

.timeline-item {
  padding: 0.5rem 0;
  border-left: 2px solid var(--accent);
  padding-left: 1rem;
  margin-bottom: 0.5rem;
}

/* Action buttons */
.action-buttons {
  margin: 1rem 0;
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.button-link {
  background: var(--panel);
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 0.5rem 1rem;
  text-decoration: none;
  display: inline-block;
}

.button-link:hover {
  background: var(--accent);
  color: var(--bg);
}

/* Paper navigation buttons */
.full-paper-button {
  background: var(--accent);
  color: var(--bg);
  border: 2px solid var(--accent);
  padding: 0.75rem 1.5rem;
  font-size: 1.1rem;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.3s ease;
}

.full-paper-button:hover {
  background: var(--bg);
  color: var(--accent);
  box-shadow: 0 0 10px var(--accent);
}

.summary-button {
  background: var(--panel);
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 0.5rem 1rem;
  cursor: pointer;
  transition: all 0.3s ease;
}

.summary-button:hover {
  background: var(--accent);
  color: var(--bg);
}

/* Submission form improvements */
.submission-intro {
  border: 1px solid var(--border);
  background: var(--panel);
  padding: 1rem;
  margin-bottom: 1rem;
}

/* Table styling for guidelines */
table {
  border-collapse: collapse;
  width: 100%;
  margin: 1rem 0;
}

table th, table td {
  border: 1px solid var(--border);
  padding: 0.5rem;
  text-align: left;
}

table th {
  background: var(--panel);
  font-weight: bold;
}

/* Code styling */
pre, code {
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 0.5rem;
  font-family: 'Courier New', monospace;
}

pre {
  overflow-x: auto;
}

code {
  padding: 0.2rem 0.4rem;
}

/* Responsive adjustments */
@media (max-width: 600px) {
  .feature-grid {
    grid-template-columns: 1fr;
  }
  
  .action-buttons {
    flex-direction: column;
  }
  
  header {
    flex-direction: column;
    align-items: flex-start;
  }
  
  header img {
    margin-bottom: 0.5rem;
  }
}