/* Layout Styles */
body {
    background-color: var(--color-bg);
    color: var(--color-text);
    min-height: 100vh;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
}

/* Left Sidebar */
.sidebar-left {
    width: var(--sidebar-width);
    padding: var(--spacing-md);
    position: sticky;
    top: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Main Content */
.main-content {
    flex: 1;
    max-width: var(--content-width);
    border-left: 1px solid var(--color-border);
    border-right: 1px solid var(--color-border);
    min-height: 100vh;
}

/* Right Sidebar */
.sidebar-right {
    width: var(--sidebar-right-width);
    padding: var(--spacing-md) var(--spacing-xl);
}

/* Header */
.header {
    position: sticky;
    top: 0;
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-md);
    z-index: 10;
}

/* Mobile Navigation */
#mobile-nav-container {
    display: none;
}

.mobile-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--color-bg);
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-sm);
    z-index: 50;
    display: flex;
    justify-content: space-around;
}

/* Responsive - Bootstrap Breakpoints */

/* xxl: < 1400px - Hide right sidebar */
@media (max-width: 1399px) {
    .sidebar-right {
        display: none;
    }
}

/* lg: < 992px - Collapse left sidebar to icons only */
@media (max-width: 991px) {
    .sidebar-left {
        width: 88px;
    }

    .sidebar-left .nav-text {
        display: none;
    }

    .sidebar-left .mail-me-container {
        display: none;
    }

    .sidebar-left .profile-section {
        display: none;
    }
}

/* md: < 768px - Hide left sidebar, show mobile nav */
@media (max-width: 767px) {
    .sidebar-left {
        display: none;
    }

    #sidebar-left-container {
        display: none;
    }

    .main-content {
        border-left: none;
        border-right: none;
        background-color: var(--color-bg);
    }

    #mobile-nav-container {
        display: block;
    }

    body {
        padding-bottom: 60px;
    }
}

/* sm: < 576px - Adjust padding and spacing */
@media (max-width: 575px) {
    .header {
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .post {
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .profile-info {
        padding: var(--spacing-sm) var(--spacing-md);
    }
}