# style.css

*(Όλοι οι κανόνες styling, συμπεριλαμβανομένων των CSS variables για το Dark Mode και των media queries για το responsive design)*

```css
/* --- CSS Variables & Resets --- */
:root {
  --bg-color: #f4f4f4;
  --text-color: #333333;
  --card-bg: #ffffff;
  --primary-color: #0056b3;
  --primary-hover-color: #004494;
  --secondary-color: #e0e0e0;
  --border-color: #dddddd;
  --error-color: #d32f2f;
  --header-bg: #2c3e50;
  --header-text: #ffffff;
}

body.dark-mode {
  --bg-color: #121212;
  --text-color: #e0e0e0;
  --card-bg: #1e1e1e;
  --border-color: #424242;
  --primary-color: #64b5f6;
  --primary-hover-color: #90caf9;
  --secondary-color: #333;
  --header-bg: #1e1e1e;
  --header-text: #e0e0e0;
}

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

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: 'Lato', sans-serif;
  line-height: 1.6;
  transition: background-color 0.3s, color 0.3s;
}

.container {
  width: 90%;
  max-width: 1000px;
  margin: 20px auto;
}

h1, h2, h3, h4 {
  font-family: 'Merriweather', serif;
  color: var(--primary-color);
  line-height: 1.2;
  margin-bottom: 1rem;
}

/* --- Header & Navigation --- */
header {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 2rem 1rem;
  background-color: var(--header-bg);
  color: var(--header-text);
  border-radius: 8px;
  margin-bottom: 2rem;
}
header h1, header p {
  color: var(--header-text);
}
#theme-toggle-btn {
  background: none; border: 1px solid var(--header-text); color: var(--header-text); cursor: pointer; border-radius: 50%; width: 40px; height: 40px; font-size: 1.2rem; margin: 10px 0;
}
nav ul { list-style: none; }
nav li { margin: 0.5rem 0; }
nav a { color: var(--header-text); text-decoration: none; font-weight: bold; transition: color 0.3s; }
nav a:hover { color: var(--primary-color); }

/* --- Sections --- */
section {
  padding: 2rem 0;
  border-bottom: 1px solid var(--border-color);
}
section:last-child { border-bottom: none; }
.profile-pic { border-radius: 50%; border: 5px solid var(--primary-color); width: 150px; height: 150px; object-fit: cover; display: block; margin: 0 auto 1rem; }
.experience-skills-grid article { background-color: var(--card-bg); border: 1px solid var(--border-color); border-radius: 5px; padding: 1rem; margin-bottom: 1rem; box-shadow: 0 2px 5px rgba(0,0,0,0.05); }

/* --- Skills --- */
#skills-list { display: flex; flex-wrap: wrap; justify-content: center; list-style: none; }
#skills-list li { background-color: var(--secondary-color); padding: 0.5rem 1rem; margin: 0.25rem; border-radius: 5px; }
#toggle-skills-btn { font-size: 0.8rem; margin-left: 10px; cursor: pointer; }

/* --- Portfolio Gallery --- */
#gallery-container { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 15px; }
#gallery-container img { width: 100%; height: 100%; object-fit: cover; border-radius: 8px; box-shadow: 0 2px 4px rgba(0,0,0,0.1); }

/* --- Form --- */
#contact-form { background-color: var(--card-bg); padding: 1.5rem; border-radius: 8px; }
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; margin-bottom: 0.25rem; }
input[type="text"], input[type="email"], textarea { width: 100%; padding: 0.75rem; border: 1px solid var(--border-color); border-radius: 4px; background-color: var(--bg-color); color: var(--text-color); }
button[type="submit"] { background-color: var(--primary-color); color: white; padding: 0.75rem 1.5rem; border: none; border-radius: 4px; cursor: pointer; transition: background-color 0.3s; }
button[type="submit"]:hover { background-color: var(--primary-hover-color); }
.error-text { color: var(--error-color); font-weight: bold; margin-bottom: 10px; }
.hidden { display: none; }

/* --- Footer & Quotes --- */
footer { text-align: center; padding: 2rem 0; margin-top: 2rem; font-size: 0.9rem; }
#quotes { background-color: var(--card-bg); padding: 1.5rem; border-radius: 8px; margin-bottom: 1rem; }
#quotes button { background: none; color: var(--primary-color); border: 1px solid var(--primary-color); padding: 0.5rem 1rem; cursor: pointer; border-radius: 4px; margin-top: 1rem; }


/* --- RESPONSIVE - TABLET & DESKTOP --- */
@media (min-width: 768px) {
    header { flex-direction: row; justify-content: space-between; text-align: left; }
    .header-content { flex-grow: 1; }
    #theme-toggle-btn { order: 1; margin: 0 20px 0 0; }
    nav { order: 2; }
    nav ul { display: flex; }
    nav li { margin: 0 0 0 1.5rem; }
    
    .experience-skills-grid {
        display: grid;
        grid-template-columns: 2fr 1fr;
        gap: 2rem;
    }
}
```

Λήψη: [style.css](style.css)

source: `{{ page.path }}`
