/* Minimal Portfolio Style - Inspired by theodormarcu.com */

:root {
  color-scheme: light dark;
  
  /* Light mode colors */
  --color-bg: #ffffff;
  --color-text: #111111;
  --color-text-muted: #555555;
  --color-link: #0066cc;
  --color-link-hover: #004499;
  --color-border: #eaeaea;
  
  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol';
  
  /* Spacing */
  --container-width: 800px;
  --header-height: 80px;
  
  /* Transitions */
  --transition: 150ms ease;
}

.dark {
  /* Dark mode colors */
  --color-bg: #111111;
  --color-text: #eeeeee;
  --color-text-muted: #aaaaaa;
  --color-link: #3b82f6;
  --color-link-hover: #60a5fa;
  --color-border: #333333;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  transition: background-color var(--transition), color var(--transition);
  -webkit-font-smoothing: antialiased;
  padding-top: calc(var(--header-height) + 2rem);
}

/* Layout */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 3rem;
  background-color: var(--color-bg); /* Ensure opacity */
  z-index: 100;
  border-bottom: 1px solid var(--color-border);
}

.site-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-icon {
  font-size: 1.5rem;
}

.site-brand .name {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.site-nav a {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition);
}

.site-nav a:hover {
  color: var(--color-text);
}

/* Controls */
.controls-inline {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-left: 1rem;
  padding-left: 1rem;
  border-left: 1px solid var(--color-border);
}

.control-btn-simple {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text-muted);
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  transition: color var(--transition), background-color var(--transition);
}

.control-btn-simple:hover {
  color: var(--color-text);
  background-color: var(--color-border);
}

.lang-controls-simple {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.lang-btn-simple {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text-muted);
  font-size: 0.875rem;
  padding: 0;
  font-weight: 500;
}

.lang-btn-simple:hover {
  color: var(--color-text);
}

.sep {
  color: var(--color-border);
}

/* Main Content */
#content {
  padding-bottom: 4rem;
}

.section {
  margin-bottom: 2.5rem;
}

.section-title {
  font-size: 1rem;
  font-weight: 400;
  color: var(--color-text);
  margin-bottom: 1rem;
  /* No underline or distinctive styling usually, maybe just plain text or bold */
}

/* Hero */
.hero {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.profile-img {
  width: 120px;
  height: 120px;
  border-radius: 12px; /* Slightly rounded corners */
  object-fit: cover;
  background-color: var(--color-border);
}

.hero-text {
  font-size: 1rem;
  color: var(--color-text);
  max-width: 100%;
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
  font-size: 0.9375rem;
}

/* Links */
a {
  color: var(--color-link);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-link-hover);
  text-decoration: underline;
}

/* Lists */
.interest-list, .project-list-simple, .experience-list-simple {
  list-style: disc; /* Use standard bullets */
  padding-left: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.interest-list li, .project-list-simple li, .experience-list-simple li {
  color: var(--color-text);
}

.interest-list li strong {
  font-weight: 600;
  color: var(--color-text);
}

.project-link {
  font-weight: 600;
}

.stack-text {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.stack-text strong {
  color: var(--color-text);
}

/* Utilities */
.hidden {
  display: none;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  padding: 0.5rem 1rem;
  background: var(--color-link);
  color: #fff;
  text-decoration: none;
  border-radius: 4px;
  z-index: 100;
}

.skip-link:focus {
  top: 1rem;
}

/* Responsive */
@media (max-width: 640px) {
  body {
    padding-top: 160px; /* Extra space for stacked header */
  }

  .site-header {
    flex-direction: column;
    align-items: center;
    height: auto;
    padding: 1rem;
    gap: 1rem;
    /* Removed margin-top: 1rem */
  }
  
  .site-brand {
    width: 100%;
    justify-content: center;
  }

  .site-nav {
    flex-wrap: wrap;
    width: 100%;
    justify-content: center;
    gap: 1rem 1.5rem; /* Row gap 1rem, Column gap 1.5rem */
  }

  .controls-inline {
    margin-left: 0;
    padding-left: 0;
    border-left: none;
    margin-top: 0;
    width: auto;
    justify-content: center;
  }
}