:root {
  --color-bg: #ffffff;
  --color-text: #111417;
  --color-accent: #4763ff;
  --color-bg-alt: #f0f2f4;
  --transition: 0.2s ease;
}

[data-theme="dark"] {
  --color-bg: #0c0d0f;
  --color-text: #e4e6eb;
  --color-accent: #6d8dff;
  --color-bg-alt: #1a1b1e;
}

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

body {
  font-family: "Quicksand", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  transition: background var(--transition), color var(--transition);
}

.container {
  width: min(90%, 60rem);
  margin-inline: auto;
  padding-block: 2rem;
}

.site-header {
  border-bottom: 1px solid var(--color-bg-alt);
}

.logo {
  font-size: 0.95rem;
  font-weight: 700;
}

.logo-container {
  display: flex;
  flex-direction: column;
}

.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.theme-toggle {
  border: none;
  background: transparent;
  font-size: 1.25rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.25rem;
  color: var(--color-text);
}

.icon-moon {
  display: none;
}

[data-theme="dark"] .icon-moon {
  display: inline;
}

[data-theme="dark"] .icon-sun {
  display: none;
}

.hero {
  text-align: center;
  padding-block: 4rem;
  z-index: 1;
}

.hero h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: #7B68EE;
}

.hero-image {
    display: flex;
    position: absolute;
    left: 35%;
    z-index: -1;
}

.about,
.projects {
  padding-block: 3rem;
}

.project-list {
  display: grid;
  gap: 1.5rem;
  list-style: none;
}

.project-list li {
  background: var(--color-bg-alt);
  padding: 1.25rem 1rem;
  border-radius: 0.75rem;
  transition: transform var(--transition), background var(--transition);
}

.project-list li:hover {
  transform: translateY(-4px);
}

.project-list h4 {
  margin-bottom: 0.5rem;
  color: var(--color-accent);
}

.site-footer {
  text-align: center;
  font-size: 0.875rem;
  border-top: 1px solid var(--color-bg-alt);
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #0c0d0f;
    --color-text: #e4e6eb;
    --color-accent: #6d8dff;
    --color-bg-alt: #1a1b1e;
  }
  [data-theme="light"] {
    --color-bg: #ffffff;
    --color-text: #111417;
    --color-accent: #4763ff;
    --color-bg-alt: #f0f2f4;
  }
}