/* ══ SIDEBAR ══ */
.sidebar {
  background: var(--color-sidebar);
  border-right: 1px solid var(--color-border);
}

.sidebar-header {
  height: var(--navbar-height);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 18px;
  border-bottom: 1px solid var(--color-border);
}

.sidebar-brand {
  color: var(--color-text);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: .3px;
}

.sidebar-close {
  display: none;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  border-radius: 8px;
  color: var(--color-text-muted);
}
.sidebar-close svg { width: 18px; height: 18px; }
.sidebar-close:hover { background: var(--color-surface-hover); color: var(--color-text); }

.sidebar-nav {
  flex: 1;
  padding: 12px;
}
.sidebar-nav ul,
.sidebar-submenu {
  margin: 0;
  padding: 0;
  list-style: none;
}

.sidebar-item { margin-bottom: 2px; }

.sidebar-row {
  display: flex;
  align-items: stretch;
  gap: 2px;
}

.sidebar-link {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 8px;
  border-left: 3px solid transparent;
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: .92rem;
}
.sidebar-link:hover { background: var(--color-surface-hover); color: var(--color-text); }
.sidebar-link.active {
  color: var(--color-text);
  background: var(--color-surface-hover);
  border-left: 3px solid var(--color-success);
}
.sidebar-link.active .sidebar-icon { color: var(--color-success); }

.sidebar-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  display: inline-flex;
}
.sidebar-icon svg { width: 100%; height: 100%; }

.sidebar-caret {
  width: 36px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  border-radius: 8px;
  color: var(--color-text-muted);
}
.sidebar-caret:hover { background: var(--color-surface-hover); color: var(--color-text); }
.sidebar-caret svg { width: 14px; height: 14px; transition: transform .2s ease; }
.sidebar-caret[aria-expanded="true"] svg { transform: rotate(180deg); }

.sidebar-submenu {
  max-height: 0;
  overflow: hidden;
  margin: 2px 0 2px 24px;
  padding-left: 14px;
  border-left: 1px solid var(--color-border);
  transition: max-height .25s ease;
}
.sidebar-submenu.open { max-height: 720px; }
.sidebar-submenu li a {
  display: block;
  padding: 7px 10px;
  border-radius: 6px;
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: .82rem;
}
.sidebar-submenu li a:hover { background: var(--color-surface-hover); color: var(--color-text); }

/* ══ NAVBAR ══ */
.navbar {
  background: var(--color-navbar);
  border-bottom: 1px solid var(--color-border);
}

.navbar-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  flex-shrink: 0;
  background: none;
  border: none;
  border-radius: 8px;
  color: var(--color-text);
}
.navbar-toggle:hover { background: var(--color-surface-hover); }
.navbar-toggle svg { width: 20px; height: 20px; }

.navbar-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ══ HOME PAGE ══ */
.home-hero {
  max-width: 640px;
  margin: 48px auto;
  padding: 0 24px;
  text-align: center;
}
.home-logo {
  height: 40px;
  width: auto;
  margin: 0 auto 24px;
  filter: brightness(0) invert(1);
  opacity: .92;
}
.home-hero h1 {
  color: var(--color-text);
  font-size: 1.9rem;
  margin: 0 0 12px;
}
.home-hero p {
  color: var(--color-text-muted);
  line-height: 1.65;
  margin: 0 0 28px;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-primary);
  color: #fff;
  text-decoration: none;
  padding: 11px 22px;
  border-radius: 8px;
  font-weight: 600;
  font-size: .92rem;
}
.btn-primary:hover { background: var(--color-secondary); }

/* ══ FOCUS STATES ══ */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--color-secondary);
  outline-offset: 2px;
}