/* Customer portal specific styles */
:root { --sidebar-width: 240px; }

.portal-layout { display: flex; min-height: 100vh; }

/* Sidebar */
.sidebar {
  width: var(--sidebar-width); background: var(--bg-surface); border-right: 1px solid var(--border);
  position: fixed; top: 0; left: 0; height: 100vh; overflow-y: auto;
  display: flex; flex-direction: column; z-index: 100; transition: transform 0.3s;
}
.sidebar-logo { padding: 1.5rem; border-bottom: 1px solid var(--border); display: flex; align-items: center; gap: 0.75rem; }
.sidebar-logo img { height: 36px; }
.sidebar-logo span { font-family: var(--font-heading); font-size: 1.3rem; font-weight: 900; }
.sidebar-logo span em { color: var(--red); font-style: normal; }
.sidebar-user { padding: 1.25rem 1.5rem; border-bottom: 1px solid var(--border); display: flex; align-items: center; gap: 0.75rem; }
.sidebar-avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--bg-surface-2); border: 2px solid var(--border-red); overflow: hidden; flex-shrink: 0; display: flex; align-items: center; justify-content: center; font-family: var(--font-heading); font-size: 1.1rem; color: var(--red); }
.sidebar-avatar img { width: 100%; height: 100%; object-fit: cover; }
.sidebar-user-name { font-weight: 600; font-size: 0.9rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sidebar-user-role { font-size: 0.75rem; color: var(--text-muted); }
.sidebar-nav { flex: 1; padding: 1rem 0; }
.sidebar-nav a {
  display: flex; align-items: center; gap: 0.9rem;
  padding: 0.85rem 1.5rem; font-size: 0.9rem; font-weight: 500;
  color: var(--text-secondary); transition: var(--transition); position: relative;
}
.sidebar-nav a i { font-size: 1.2rem; flex-shrink: 0; }
.sidebar-nav a:hover { color: var(--text-primary); background: rgba(255,255,255,0.04); }
.sidebar-nav a.active { color: var(--red); background: rgba(232,0,14,0.08); }
.sidebar-nav a.active::before { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--red); border-radius: 0 2px 2px 0; }
.sidebar-section-label { font-size: 0.7rem; text-transform: uppercase; letter-spacing: 1.5px; color: var(--text-muted); padding: 1rem 1.5rem 0.4rem; font-weight: 700; }
.sidebar-logout { padding: 1rem 1.5rem; border-top: 1px solid var(--border); }
.sidebar-logout a { display: flex; align-items: center; gap: 0.75rem; color: var(--text-secondary); font-size: 0.9rem; font-weight: 500; }
.sidebar-logout a:hover { color: var(--danger); }

/* Main content */
.portal-main { flex: 1; margin-left: var(--sidebar-width); min-height: 100vh; }
.portal-header { padding: 2rem 2.5rem 0; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; }
.portal-header h1 { font-size: 1.8rem; }
.portal-body { padding: 2rem 2.5rem; }

/* Mobile sidebar toggle */
.sidebar-toggle { display: none; position: fixed; top: 1rem; left: 1rem; z-index: 200; background: var(--bg-surface); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 0.5rem; cursor: pointer; color: var(--text-primary); font-size: 1.4rem; }
.sidebar-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.7); z-index: 99; }

@media (max-width: 900px) {
  .sidebar { transform: translateX(-100%); width: 260px; }
  .sidebar.open { transform: translateX(0); box-shadow: 4px 0 24px rgba(0,0,0,0.5); }
  .sidebar-toggle { display: flex; top: 1rem; left: 1rem; }
  .portal-main { margin-left: 0; min-height: 100vh; width: 100%; max-width: 100vw; overflow-x: hidden; }
  .sidebar-overlay.open { display: block; }
  .portal-header, .portal-body { padding: 1.5rem; }
  .portal-header { padding-top: 4rem; }
}

@media (max-width: 600px) {
  .portal-header { flex-direction: column; align-items: flex-start; gap: 1rem; padding-top: 4.5rem; }
  .portal-header .btn { width: 100%; justify-content: center; }
  .portal-body { padding: 1rem; }
}