/* ============================================================
   jbue.eu — Typewriter-inspired personal landing page
   ============================================================ */

/* --- Font faces --- */
@font-face {
  font-family: 'iA Writer Quattro';
  src: url('fonts/iAWriterQuattroS-Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'iA Writer Quattro';
  src: url('fonts/iAWriterQuattroS-Bold.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'iA Writer Quattro';
  src: url('fonts/iAWriterQuattroS-Italic.woff2') format('woff2');
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: 'iA Writer Quattro';
  src: url('fonts/iAWriterQuattroS-BoldItalic.woff2') format('woff2');
  font-weight: 700;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: 'JetBrains Mono';
  src: url('fonts/JetBrainsMono-Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

/* --- Custom properties --- */
:root {
  --font-body: 'iA Writer Quattro', 'Georgia', serif;
  --font-mono: 'JetBrains Mono', 'Menlo', monospace;

  --transition: 0.2s ease;
  --radius: 8px;
  --max-width: 38rem;
}

/* Light theme (Solarized Light inspired) */
:root,
[data-theme="light"] {
  --bg: #fdf6e3;
  --bg-card: #f5eedb;
  --bg-card-hover: #eee7d0;
  --text: #073642;
  --text-muted: #586e75;
  --text-faint: #93a1a1;
  --accent: #519d5c;
  --accent-hover: #3d7a45;
  --border: #eee8d5;
  --shadow: rgba(0, 0, 0, 0.04);
}

/* Dark theme (Scrivener Midsummer Night inspired) */
[data-theme="dark"] {
  --bg: #1a1e24;
  --bg-card: #242930;
  --bg-card-hover: #2c323b;
  --text: #c5b8a1;
  --text-muted: #8a8070;
  --text-faint: #5c564d;
  --accent: #519d5c;
  --accent-hover: #6bbd77;
  --border: #2e343c;
  --shadow: rgba(0, 0, 0, 0.2);
}

/* --- Reset & base --- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 18px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  transition: background-color var(--transition), color var(--transition);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* --- Layout --- */
main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 6rem 1.5rem 4rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

/* --- Theme toggle --- */
.theme-toggle {
  position: fixed;
  top: 1.25rem;
  right: 1.25rem;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  padding: 0.5rem;
  border-radius: 50%;
  transition: color var(--transition), background-color var(--transition);
  z-index: 100;
  line-height: 0;
}

.theme-toggle:hover {
  color: var(--text);
  background-color: var(--bg-card);
}

/* Show sun in dark mode, moon in light mode */
[data-theme="light"] .icon-sun,
[data-theme="dark"] .icon-moon {
  display: none;
}

[data-theme="light"] .icon-moon,
[data-theme="dark"] .icon-sun {
  display: block;
}

/* Default (before JS runs): hide moon, show sun based on system preference */
.icon-moon { display: block; }
.icon-sun { display: none; }

@media (prefers-color-scheme: dark) {
  .icon-moon { display: none; }
  .icon-sun { display: block; }
}

/* --- Avatar --- */
.avatar-wrapper {
  margin-bottom: 1.75rem;
}

.avatar {
  width: 7rem;
  height: 7rem;
  border-radius: 50%;
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-card);
  color: var(--text-faint);
  transition: border-color var(--transition), background-color var(--transition);
  overflow: hidden;
}

.avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}

.avatar:hover img {
  transform: scale(1.05);
}

/* --- Footer --- */
footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  text-align: center;
  padding: 1rem 1.5rem;
  color: var(--text-faint);
  font-size: 0.75rem;
}

/* --- Typography --- */
h1 {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.tagline {
  color: var(--text-muted);
  font-size: 1rem;
  max-width: 28rem;
  margin-bottom: 2rem;
  line-height: 1.7;
}

/* --- Social links --- */
.social-links {
  display: flex;
  gap: 1rem;
  margin-bottom: 3.5rem;
}

.social-links a {
  color: var(--text-muted);
  transition: color var(--transition), transform var(--transition);
  line-height: 0;
}

.social-links a:hover {
  color: var(--accent);
  transform: translateY(-1px);
}

/* --- Project cards --- */
.projects {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.card {
  display: block;
  text-align: left;
  text-decoration: none;
  color: inherit;
  padding: 1.5rem 1.75rem;
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: background-color var(--transition), border-color var(--transition),
    box-shadow var(--transition), transform var(--transition);
}

.card:hover {
  background-color: var(--bg-card-hover);
  border-color: var(--accent);
  box-shadow: 0 2px 12px var(--shadow);
  transform: translateY(-1px);
}

.card h2 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
  letter-spacing: -0.01em;
}

.card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 0.75rem;
}

.card-link {
  font-size: 0.8rem;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.01em;
}

.card:hover .card-link {
  color: var(--accent-hover);
}

/* --- Responsive --- */
@media (max-width: 480px) {
  html {
    font-size: 16px;
  }

  main {
    padding: 4rem 1.25rem 3rem;
  }

  .avatar {
    width: 5.5rem;
    height: 5.5rem;
  }

  .card {
    padding: 1.25rem 1.25rem;
  }
}