/* ===== Variables ===== */
:root {
  --bg: #fff;
  --text: #000;
  --border: #000;
  --link: #1e90ff;
  --fs: clamp(15px, 2.2vw, 20px);
  --max-ch: 60ch;
  --gap: 1rem;
  --nav-gap: 1.5rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #000;
    --text: #fff;
    --border: #fff;
  }
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, sans-serif;
  font-size: var(--fs);
  line-height: 1.6;
}

.container {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  width: min(var(--max-ch), 96vw);
  margin: 0 auto;
  padding: var(--gap);
}

p {
  margin-bottom: 1.25rem;
}
a {
  color: var(--link);
  text-decoration: underline;
  text-underline-offset: 2px;
}
a:hover {
  opacity: 0.85;
}
ul {
  list-style: disc;
  padding-left: 1.5rem;
}
li {
  margin: 0.5rem 0;
}
.reading-time {
  color: #666;
  font-size: 0.9em;
}
blockquote {
  margin: 1.5em 0;
  padding-left: 1em;
  border-left: 2px solid #666;
  font-style: italic;
  color: #666;
}
blockquote cite {
  display: block;
  margin-top: 0.5em;
  font-style: normal;
  font-size: 0.75em;
  color: #666;
}
code {
  background-color: #202020;
  color: #ff6b6b;
  font-style: italic;
  font-size: 0.85em;
  padding: 0.1em 0.3em;
  border-radius: 3px;
}

/* ===== Navbar ===== */
.navbar {
  display: flex;
  gap: var(--nav-gap);
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.5rem;
  margin-bottom: 1.75rem;
}
.navbar a.active {
  font-weight: 700;
}

/* ===== About Page ===== */
.about-image {
  float: right;
  width: 200px;
  margin: 0 0 1rem 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
}
.about-image img {
  width: 100%;
  display: block;
  border: 1px solid var(--border);
  border-radius: 8px;
}
.clearfix::after {
  content: "";
  display: table;
  clear: both;
}

/* ===== Projects ===== */
.projects {
  margin-top: 1.5rem;
}
.projects h3 {
  font-size: 1.2rem;
  margin-bottom: 0.75rem;
  font-weight: 600;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.25rem;
}

/* ===== Footer ===== */
footer {
  border-top: 1px solid var(--border);
  padding-top: 1rem;
  margin-top: auto;
  font-size: 0.9rem;
  text-align: center;
}
footer .contact {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin-top: 0.5rem;
}

/* ===== Mobile ===== */
@media (max-width: 500px) {
  :root {
    --fs: clamp(16px, 3.5vw, 20px);
    --nav-gap: 1rem;
    --gap: 0.9rem;
  }
  .about-image {
    float: none;
    width: 100%;
    margin: 0 auto 1rem;
  }
}