:root {
  --bg-color: #f0f0f0;
  --paper-color: #ffffff;
  --text-color: #333;
  --accent-color: #2c3e50;
  --border-color: #ddd;
  --font-main: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  --font-mono: "Courier New", Courier, monospace;
}

body {
  background-color: var(--bg-color);
  font-family: var(--font-main);
  color: var(--text-color);
  margin: 0;
  padding: 20px;
  transition: background-color 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.controls {
  margin-bottom: 20px;
  display: flex;
  gap: 10px;
}

.btn {
  padding: 10px 20px;
  border: none;
  border-radius: 5px;
  background-color: var(--accent-color);
  color: white;
  cursor: pointer;
  font-size: 1rem;
  transition: transform 0.1s;
}

.btn:active {
  transform: scale(0.95);
}

.cv-container {
  background-color: var(--paper-color);
  width: 21cm;
  min-height: 29.7cm;
  padding: 2cm;
  box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
  box-sizing: border-box;
  transition: all 0.3s ease;
}

/* Header Styles */
.cv-header {
  border-bottom: 2px solid var(--accent-color);
  padding-bottom: 20px;
  margin-bottom: 30px;
}

.cv-header h1 {
  margin: 0;
  color: var(--accent-color);
  font-size: 2.5rem;
  text-transform: uppercase;
}

.cv-header h2 {
  margin: 5px 0 15px 0;
  font-weight: 400;
  color: #666;
}

.contact-info {
  display: flex;
  gap: 20px;
  font-size: 0.9rem;
  flex-wrap: wrap;
}

/* Section Styles */
.section {
  margin-bottom: 25px;
}

.section h3 {
  color: var(--accent-color);
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 5px;
  margin-top: 0;
}

.skills-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.skill-category h4 {
  margin-bottom: 5px;
  color: #444;
}

ul {
  list-style-type: square;
  padding-left: 20px;
  margin-top: 5px;
}

.project h4 {
  margin-bottom: 5px;
}

/* Terminal Mode Styles */
body.terminal-mode {
  --bg-color: #0c0c0c;
  --paper-color: #1e1e1e;
  --text-color: #00ff00;
  --accent-color: #00cc00;
  --border-color: #004400;
  font-family: var(--font-mono);
}

body.terminal-mode .cv-container {
  box-shadow: 0 0 20px rgba(0, 255, 0, 0.2);
  border: 1px solid #00ff00;
}

body.terminal-mode .cv-header h2,
body.terminal-mode .skill-category h4 {
  color: #00aa00;
}

body.terminal-mode .btn {
  background-color: #004400;
  border: 1px solid #00ff00;
  color: #00ff00;
}

body.terminal-mode .btn:hover {
  background-color: #006600;
}

/* Footer Terminal Decor */
.terminal-footer {
  display: none;
  margin-top: 50px;
  border-top: 1px dashed var(--accent-color);
  padding-top: 10px;
  font-family: var(--font-mono);
}

body.terminal-mode .terminal-footer {
  display: block;
}

.cursor {
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  50% {
    opacity: 0;
  }
}

/* Responsive & Print */
@media (max-width: 850px) {
  .cv-container {
    width: 100%;
    height: auto;
    padding: 20px;
  }
  .skills-grid {
    grid-template-columns: 1fr;
  }
}

@media print {
  body {
    background-color: white;
    padding: 0;
  }
  .controls {
    display: none;
  }
  .cv-container {
    box-shadow: none;
    width: 100%;
    margin: 0;
    padding: 0;
  }
  /* Ensure clean print even if in terminal mode */
  body.terminal-mode {
    --text-color: black;
    --accent-color: black;
    --border-color: #ccc;
  }
  body.terminal-mode .cv-container {
    border: none;
  }
  .terminal-footer {
    display: none !important;
  }
}