/* --- Font principale --- */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans&display=swap');

/* --- Variabili tema --- */
:root {
  --bg-color: #ffffff;
  --text-color: #1a1a1a;
  --link-color: #1a73e8;
  --sidebar-bg: #f8f9fa;
  --code-bg: #eaeaea;
}

[data-theme="dark"] {
  --bg-color: #121212;
  --text-color: #e0e0e0;
  --link-color: #8ab4f8;
  --sidebar-bg: #1e1e1e;
  --code-bg: #2c2c2c;
}

/* --- Applicazione variabili --- */
body {
  font-family: 'Noto Sans', sans-serif;
  line-height: 1.6;
  margin: 2rem;
  background-color: var(--bg-color);
  color: var(--text-color);
  transition: background-color 0.3s, color 0.3s;
  /* Watermark leggero */
  background-image: url('/assets/watermark.png'); /* filigrana PNG trasparente */
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  background-attachment: fixed; /* rimane fisso quando scrolli */
}
[data-theme="dark"] body
{
  background-image: none;
}

a {
  color: var(--link-color);
  text-decoration: none;
}
a:hover { text-decoration: underline; }

.main {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
}

/* Contenuto principale 80% */
.content {
  flex: 4;
  max-width: calc(100% - 20%);
}

/* Sidebar 20% */
.sidebar {
  flex: 1;
  max-width: 250px;
  position: sticky;
  top: 2rem;
  border-left: 1px solid #ddd;
  padding-left: 1rem;
  background-color: var(--sidebar-bg);
}

/* Lista post */
.sidebar ul {
  list-style: none;
  padding-left: 0;
}
.sidebar li { margin-bottom: 0.5rem; }

/* Blocchi codice */
pre, code {
  font-family: "Fira Code", monospace;
  font-size: 0.9rem;
  background: var(--code-bg);
  padding: 0.3rem 0.5rem;
  border-radius: 3px;
  display: block;
  overflow-x: auto;
}

/* Titoli */
h1, h2, h3, h4 {
  color: var(--text-color);
}

/* Mobile */
@media (max-width: 1024px) {
  .main { flex-direction: column; }
  .sidebar {
    max-width: 100%;
    border-left: none;
    padding-left: 0;
    margin-top: 2rem;
    position: relative;
    top: auto;
  }
}

.posts-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem; /* spazio verticale tra post */
}

.post-item h2 {
  margin: 0 0 0.2rem 0;
}

.post-item .post-date {
  color: #666;
  font-size: 0.85rem;
  margin-bottom: 0.3rem;
}

.post-item p {
  margin: 0.2rem 0;
}

/* Rimuove la linea tra i post */
.post-list li {
  border-top: none !important;
  border-bottom: none !important;
  margin-bottom: 2rem; /* Spazio tra i post invece della linea */
  list-style: none;    /* Rimuove i pallini se presenti */
}

/* Rimuove eventuali tag <hr> se li avevi messi */
hr {
  display: none;
}

/* Stilizza l'estratto del post */
.post-excerpt {
  color: #999;         /* Grigio chiaro */
  font-size: 0.9rem;   /* Leggermente più piccolo del titolo */
  line-height: 1.5;
  margin-top: 5px;
}

/* Opzionale: un grigio ancora più chiaro se l'utente è in Dark Mode */
[data-theme="dark"] .post-excerpt {
  color: #777; 
}

header.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Theme toggle button */
#theme-toggle {
  padding: 0.4rem 0.8rem;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  background-color: var(--button-bg, #eee);
}

/* RSS button */
.rss-button {
  padding: 0.4rem 0.8rem;
  border-radius: 4px;
  background-color: #ff6600;
  color: white;
  font-weight: bold;
  text-decoration: none;
  transition: background 0.2s;
}

.rss-button:hover {
  background-color: #e65c00;
}