.header {
  background-color: var(--bg-dark);
  padding: 1rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 1rem;
}

.header-logo {
  font-size: 1.7rem;
  font-weight: bold;
  color: var(--text);
  transition: transform 0.3s ease-in-out;
  transition: transform 0.3s ease-in-out;
}

.header-logo.show-menu {
  transform: translateX(240px);
  transition: transform 0.3s ease-in-out;
}

.menu-btn {
  background: none;
  border: none;
  color: var(--text);
  font-size: 1.5rem;
  cursor: pointer;
  transition: transform 0.3s ease-in-out;
}

.menu-btn.show-menu {
  transform: translateX(220px);
  z-index: 1100;
  transition: transform 0.3s ease-in-out;
}

.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: 280px;
  height: 100vh;
  background-color: var(--bg);
  border-right: 1px solid var(--border);
  transform: translateX(-100%);
  transition: transform 0.3s ease-in-out;
  z-index: 1000;
  padding: 1rem;
}

/* COLOR MODE */
.sidebar-top {
  position: relative;
  height: 56px;
}

/* the toggle wrapper*/
.theme-toggle {
  position: absolute;
  top: 12px;
  left: 12px;
  display: inline-block;
  cursor: pointer;
}

.theme-toggle input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
}

.toggle-track {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  width: 76px;
  height: 32px;
  border-radius: 999px;
  padding: 0 10px;
  border: 1px solid var(--border);
  background: var(--bg-light);
  user-select: none;
}

.toggle-text {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.5px;
  opacity: 0.85;
}

.toggle-thumb {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 33px;
  height: 26px;
  border-radius: 50%;
  background: var(--bg-light);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease-in-out;
}

.theme-toggle input:checked + .toggle-track {
  background: rgba(0, 150, 0, 0.25);
  border-color: rgba(0, 150, 0, 0.5);
}

.theme-toggle input:checked + .toggle-track {
  background: color-mix(in oklab, var(--primary) 25%, var(--bg-light));
  border-color: color-mix(in oklab, var(--primary) 50%, var(--border));
}

.theme-toggle input:checked + .toggle-track .toggle-thumb {
  transform: translateX(35px);
}

.theme-toggle input:focus-visible + .toggle-track {
  outline: 3px solid rgba(0, 0, 0, 0.2);
  outline-offset: 3px;
}

.toggle-on {
  opacity: 1;
}
.toggle-off {
  opacity: 0.45;
  line-height: 1;
}

.theme-toggle input:checked + .toggle-track .toggle-on {
  opacity: 1;
}
.theme-toggle input:checked + .toggle-track .toggle-off {
  opacity: 0.45;
  line-height: 1;
}
.theme-toggle input:not(:checked) + .toggle-track .toggle-on {
  opacity: 0.45;
}
.theme-toggle input:not(:checked) + .toggle-track .toggle-on {
  opacity: 1;
}

.sidebar ul {
  list-style: none;
  padding: 0;
  margin-top: 40px;
}

.sidebar li {
  height: 50px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--border-muted);
}

.sidebar li:hover {
  background-color: var(--primary);
}

.sidebar li a {
  text-decoration: none;
  color: var(--text);
  font-weight: bold;
  font-size: 1rem;
  width: 100%;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  transition: background-color 0.2s ease-in-out;
}

.sidebar.is-open {
  transform: translateX(0);
}

.footer {
  background-color: var(--bg-dark);
  padding: 1rem;
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
  position: fixed;
  bottom: 0;
  width: 100%;
}

.footer-link {
  color: var(--text-muted);
  text-decoration: none;
}

.footer-link:hover {
  color: var(--primary);
  text-decoration: underline;
}