@keyframes spin { 100% { transform: rotate(360deg); } }
.spin-anim { animation: spin 1s linear infinite; }

.desktop-sidebar { display: none; }
.desktop-header { display: none; }
@media (min-width: 900px) {
    .app-layout { flex-direction: row; }
    .app-mobile-nav { display: none !important; }
    .header { display: none !important; } 
    .desktop-sidebar { display: flex; flex-direction: column; width: 240px; height: 100%; background-color: var(--sidebar-bg); padding: 24px 16px; z-index: 100; flex-shrink: 0; border-right: 1px solid var(--border-color); }
    .sidebar-brand { margin-bottom: 40px; padding-left: 8px; }
    .sidebar-nav { display: flex; flex-direction: column; gap: 8px; }
    .sidebar-nav-item { display: flex; align-items: center; padding: 12px 16px; color: var(--text-primary); text-decoration: none; font-size: 15px; border-radius: 12px; transition: background-color 0.2s; }
    .sidebar-nav-item:hover { background-color: var(--border-color); }
    .sidebar-nav-item.active { background-color: var(--border-color); font-weight: 500; }
    .sidebar-nav-item.active .material-symbols-outlined { font-variation-settings: 'FILL' 1; color: var(--brand-color); }
    .sidebar-nav-item .material-symbols-outlined, .sidebar-nav-item .nav-svg-icon { font-size: 24px; margin-right: 16px; }
    .main-area { border-left: 1px solid var(--border-color); }
    .desktop-header { display: flex; justify-content: space-between; align-items: center; padding: 16px 40px; background-color: var(--sidebar-bg); border-bottom: 1px solid var(--border-color); flex-shrink: 0; }
    .desktop-header h2 { font-size: 22px; font-weight: 500; }
    .main-content { padding: 40px; align-items: center; } 
    .feed-container, .user-list-container, .search-wrapper, .connections-wrapper, .settings-wrapper { max-width: 800px; width: 100%; margin: 0 auto; }
    .post-card { width: 100%; padding: 24px; }
    .post-text-content { font-size: 16px; }
    .create-post-box { max-width: 800px; width: 100%; }
}

.auth-screen { position: fixed; 
top: 0; 
left: 0; 
width: 100vw;
height: 100dvh; 
background-color: var(--bg-color); 
z-index: 99999999; 
display: none; 
align-items: center; 
justify-content: center; 
flex-direction: column; 
padding: 20px; 
}
html.unauth-state .auth-screen { 
    display: flex; 
    
}
html.banned-state .auth-screen { 
display: none !important; 
}
html.unauth-state .app-layout { 
display: none !important; 
}
.auth-screen-content { 
text-align: center;
max-width: 320px;
width: 100%;
display: flex;
flex-direction: column; 
align-items: center; 
margin-top: -10vh; 
}
.auth-icon-wrapper { width: 110px;
height: 110px;
display: flex;
align-items: center;
justify-content: center;
margin-bottom: 12px; 
}
.auth-icon { 
font-size: 110px !important;
color: var(--brand-color);
font-weight: 300 !important; 
}
.auth-title { 
font-size: 24px; 
font-weight: 800; 
color: var(--brand-color); 
margin-bottom: 16px; 
}
.auth-text { 
font-size: 15px; 
color: var(--text-primary); 
line-height: 1.4;
margin-bottom: 40px; 
font-weight: 500; 
padding: 0 10px; 
}
.auth-btn-wrapper { 
position: relative; 
width: 100%; height: 54px;
border-radius: 27px; 
overflow: hidden; }
.auth-login-btn { 
width: 100%; 
height: 100%; 
background-color: #242424; 
color: var(--brand-color); 
border: none; 
font-size: 14px; 
font-weight: 800; cursor: pointer; 
text-transform: uppercase; 
}
@media (prefers-color-scheme: light) {
    :root:not([data-theme="dark"]) .auth-login-btn { background-color: #ffffff; border: 1px solid var(--border-color); box-shadow: 0 4px 15px rgba(0,0,0,0.05); }
}
:root[data-theme="light"] .auth-login-btn { background-color: #ffffff; border: 1px solid var(--border-color); box-shadow: 0 4px 15px rgba(0,0,0,0.05); }
.auth-google-invisible { position: absolute; top: -20px; left: -20px; right: -20px; bottom: -20px; opacity: 0.01; z-index: 10; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.auth-google-invisible .g_id_signin { transform: scale(5); transform-origin: center; cursor: pointer; }

.ban-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100dvh;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    z-index: 999999999; 
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.ban-screen-content {
    background-color: var(--sidebar-bg);
    border: 1px solid #ff5252;
    border-radius: 24px;
    padding: 32px 24px;
    width: 100%;
    max-width: 400px;
    text-align: center;
    box-shadow: 0 10px 40px rgba(255, 82, 82, 0.2);
    animation: slideUpAnim 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.ban-icon {
    font-size: 64px !important;
    color: #ff5252;
    margin-bottom: 16px;
}
.ban-title {
    color: #ff5252;
    font-weight: 900;
    font-size: 22px;
    margin-bottom: 20px;
    letter-spacing: -0.5px;
}
.ban-info-box {
    background-color: rgba(255, 82, 82, 0.05);
    border-radius: 12px;
    padding: 16px;
    text-align: left;
    margin-bottom: 20px;
}
.ban-text {
    font-size: 14px;
    color: var(--text-primary);
    line-height: 1.5;
    margin-bottom: 8px;
}
.ban-text:last-child { margin-bottom: 0; }

html.banned-state .app-layout {
    pointer-events: none !important; 
}
html.banned-state .ban-screen { pointer-events: auto !important; }

.app-mobile-nav {
    border-radius: 8px !important;
    padding: 6px 16px !important;
    min-height: 44px !important;
    max-height: 48px !important;
}

.nav-item {
    padding: 4px !important;
}
.nav-item .material-symbols-outlined {
    font-size: 24px !important;
}

.header {
    padding: max(6px, env(safe-area-inset-top)) 16px 6px 16px !important;
    min-height: 48px !important;
    height: 48px !important;
}
h1, h2 {
    font-size: 18px !important;
}
.brand-icon {
    font-size: 24px !important;
}

.header {
    height: 48px !important;
    min-height: 48px !important;
    padding: max(4px, env(safe-area-inset-top)) 16px 4px 16px !important;
}
.brand-icon {
    font-size: 22px !important;
    margin-right: 6px !important;
}
h1, h2, .page-title {
    font-size: 17px !important;
}

.app-mobile-nav {
    border-radius: 12px !important;
    padding: 2px 12px !important;
    height: 48px !important;
    min-height: 48px !important;
    width: auto !important;
    left: 12px !important;
    right: 12px !important;
    transform: none !important;
}
.app-mobile-nav.nav-hidden {
    transform: translateY(100px) !important;
}
.nav-item {
    padding: 6px !important;
}
.nav-item .material-symbols-outlined {
    font-size: 24px !important;
}

.header {
    overflow: visible !important;
}
.header-avatar-trigger, .notification-trigger {
    position: relative !important;
}
.header-avatar-trigger::before, .notification-trigger::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -15px;
    right: -15px;
    bottom: -30px;
    background: transparent;
    z-index: 99999;
}

.app-mobile-nav {
    height: 58px !important;
    min-height: 58px !important;
    padding: 4px 16px !important;
}
.nav-item {
    padding: 8px !important;
}
.nav-item .material-symbols-outlined {
    font-size: 26px !important;
}

.app-mobile-nav { height: 55px !important; min-height: 55px !important; }

.header {
    height: 44px !important;
    min-height: 44px !important;
    padding: max(2px, env(safe-area-inset-top)) 16px 2px 16px !important;
    overflow: visible !important;
}
.brand-icon { font-size: 20px !important; margin-right: 4px !important; }
h1, h2, .page-title { font-size: 16px !important; }

.app-mobile-nav {
    height: 40px !important;
    min-height: 40px !important;
    border-radius: 6px !important;
    padding: 0 16px !important;
    bottom: max(12px, env(safe-area-inset-bottom)) !important;
}
.nav-item {
    padding: 4px 8px !important;
    border-radius: 4px !important;
}
.nav-item .material-symbols-outlined {
    font-size: 22px !important;
}

.header-avatar-btn::after, .notification-icon::after, .notification-btn::after { display: none !important; }

.header {
    height: 44px !important;
    min-height: 44px !important;
    padding: max(2px, env(safe-area-inset-top)) 16px 2px 16px !important;
    overflow: visible !important;
}
.brand-icon { font-size: 22px !important; margin-right: 6px !important; }
h1, h2, .page-title { font-size: 18px !important; }
.app-mobile-nav { height: 55px !important; min-height: 55px !important; }

.app-mobile-nav {
    height: 55px !important;
    min-height: 55px !important;
    padding: 0 16px !important;
}

.nav-item {
    width: 46px !important;
    height: 46px !important;
    padding: 0 !important;
    display: flex;
    align-items: center !important;
    justify-content: center !important;
}

.nav-item .material-symbols-outlined {
    font-size: 30px !important;
}

.header {
    overflow: visible !important;
}

.header-actions {
    z-index: 999999 !important;
}

.desktop-header {
    height: 56px !important;
    min-height: 56px !important;
    padding: 0 40px !important;
}

.header { overflow: visible !important; }

.header-actions {
    display: flex;
    align-items: center !important;
    justify-content: flex-end !important;
}
button.material-symbols-outlined {
    font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24 !important;
}

.auth-login-btn {
    background-color: #808080 !important;
    color: #ffffff !important;
    border: none !important;
    box-shadow: none !important;
}

.user-list-card {
    padding: 6px 16px !important;
    border-radius: 24px !important;
}
.user-list-card .profile-avatar {
    width: 40px !important;
    height: 40px !important;
    min-width: 40px !important;
    min-height: 40px !important;
    margin-right: 12px !important;
    font-size: 16px !important;
}
.user-list-name {
    font-size: 16px !important;
    font-weight: 700 !important;
}

.profile-content {
    padding-top: 20px !important;
}
.profile-top-section {
    position: relative;
    text-align: center;
    margin-bottom: 24px;
    width: 100%;
}
.profile-edit-fab {
    position: absolute;
    top: 0;
    right: 20px;
    width: 44px;
    height: 44px;