/* header.css */

/* =======================================
   Navbar Styles
   ======================================= */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--navbar-height);
    background-color: var(--accent-primary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
    box-sizing: border-box;
    z-index: 1000;
    transition: height 0.3s ease, background-color 0.3s;
    color: var(--bg-primary);
}

body:not(.logged-in).shrunk .navbar,
.logged-in .navbar {
    height: var(--navbar-height-shrunk);
}

.left, .right {
    display: flex;
    align-items: center;
}

.brand-link {
    display: flex;
    align-items: center;
    color: inherit;
    transition: transform 0.3s ease;
}

.logo {
    width: 45px;
    height: 45px;
    margin-right: 12px;
    transition: width 0.3s ease, height 0.3s ease;
    fill: var(--bg-primary);
}

body:not(.logged-in).shrunk .logo,
.logged-in .logo {
    width: 35px;
    height: 35px;
}

.name {
    font-size: 1.5em;
    font-weight: 500;
    transition: font-size 0.3s ease;
}

body:not(.logged-in).shrunk .name,
.logged-in .name {
    font-size: 1.2em;
}

#sidebar-toggle {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--bg-primary);
    padding: 10px;
    border-radius: 8px;
    transition: color 0.3s, padding 0.3s ease;
}

body:not(.logged-in).shrunk #sidebar-toggle {
    padding: 8px;
}

#sidebar-toggle:hover {
    color: var(--accent-secondary);
}

#sidebar-toggle svg {
    transition: transform 0.3s ease;
    width: 28px;
    height: 28px;
}

body:not(.logged-in).shrunk #sidebar-toggle svg {
    width: 24px;
    height: 24px;
}

.sidebar-open #sidebar-toggle svg {
    transform: rotate(180deg);
}

/* =======================================
   Sidebar Styles
   ======================================= */
.sidebar {
    position: fixed;
    top: var(--navbar-height);
    left: 0;
    width: 100%;
    background-color: var(--bg-primary);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, top 0.3s ease;
    z-index: 999;
}

body:not(.logged-in).shrunk .sidebar,
.logged-in .sidebar {
    top: var(--navbar-height-shrunk);
}

.sidebar-open .sidebar {
    max-height: var(--sidebar-height);
    border-bottom: 3px solid var(--border-color);
}

.sidebar ul {
    list-style: none;
    padding: var(--sidebar-padding-top) 20px 10px;
    margin: 0;
    display: flex;
    justify-content: space-around;
    align-items: flex-start;
    height: calc(var(--sidebar-height) - var(--sidebar-padding-top));
}

.sidebar li {
    flex: 1;
    text-align: center;
    margin-top: -3px;
}

.sidebar a {
    color: var(--text-secondary);
    font-size: 1.2em;
    padding: 10px 20px;
    border-radius: 8px;
    transition: color 0.3s, font-weight 0.2s;
    display: inline-block;
}

.sidebar a:hover {
    color: var(--accent-primary);
    font-weight: 600;
}

.sidebar a.active {
    color: var(--accent-primary);
    font-weight: 600;
}

@media (prefers-color-scheme: dark) {
    .sidebar {
        background-color: var(--bg-secondary);
    }

    .sidebar a {
        color: var(--text-secondary);
    }
}