/* Brand Colors */
:root {
    --color-rocket-flame: #ED6033;
    --color-galactic-seafoam: #5DC6AD;
    --color-solar-gold: #FFAE00;
    --color-pure-white: #FFFFFF;
    --color-cosmic-fog: #F7F3F2;
    --color-lunar-dust: #E2DEDD;
    --color-steel-gray: #878C8F;
    --color-graphite-core: #222326;
    --color-deep-void: #121314;
    --color-retro-blush: #FAE2E0;
    --color-red-alert: #E13D33;
    --color-atmosphere-blue: #5DA3C6;

    /* Semantic mappings */
    --background: var(--color-cosmic-fog);
    --background-secondary: var(--color-pure-white);
    --text-primary: var(--color-graphite-core);
    --text-secondary: var(--color-steel-gray);
    --border-color: var(--color-lunar-dust);
    --radius-sm: 6px;
}

/* Sidebar */
.sidebar {
    width: 220px;
    background-color: var(--background);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
}

.sidebar-header {
    display: block;
    padding: 20px;
}

.sidebar-nav {
    flex: 1;
    padding: 12px;
    overflow-y: auto;
}

.sidebar-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: background-color 0.15s;
}

.sidebar-nav a:hover {
    background-color: var(--background-secondary);
    text-decoration: none;
}

.sidebar-nav i {
    font-size: 18px;
    opacity: 0.7;
}

.nav-section {
    margin-bottom: 24px;
}

.nav-section:last-child {
    margin-bottom: 0;
}

.nav-section-header {
    font-size: 10px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-secondary);
    padding: 0 12px;
    margin-bottom: 8px;
    opacity: 0.6;
}

.sidebar-footer {
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: 10px;
}

.sidebar-user-email {
    font-size: 13px;
    color: var(--text-secondary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex: 1;
    min-width: 0;
}

.btn-signout {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 36px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    background: none;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background-color 0.15s, border-color 0.15s;
    text-decoration: none;
}

.btn-signout:hover {
    background-color: var(--background);
    border-color: var(--color-rocket-flame);
    color: var(--color-rocket-flame);
    text-decoration: none;
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 220px;
    min-height: 100vh;
}