:root{--primary-color:#8c3f8f;--primary-hover:#0faae4;--bg-dark:#111116;--bg-card:rgba(34,34,34,.7);--text-light:#fff;--bg-color:#f0f2f5;--text-color:#333;--text-muted:#777;--panel-bg:#fff;--panel-bg-hover:#f8f9fa;--panel-border:#e5e5e5;--panel-header-bg:#f8f9fa;--primary-color:#0275d8;--primary-hover:#025aa5;--primary-lila:#8c3f8f;--accent-blue:#0275d8;--gradient-primary:linear-gradient(135deg,#0275d8,#025aa5)}[data-theme=dark]{--bg-color:#0a0a1a;--text-color:#fff;--text-muted:#ddd;--panel-bg:rgba(0,0,0,.75);--panel-bg-hover:rgba(0,0,0,.85);--panel-border:hsla(0,0%,100%,.2);--panel-header-bg:rgba(0,0,0,.9);--primary-color:#2a2a4a;--primary-hover:#d285d6;--primary-lila:#d285d6;--accent-blue:#66c2ff;--gradient-primary:linear-gradient(135deg,#1a1a3a,#8c3f8f)}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);background-image:url(/images/bgchat.jpg);background-size:cover;background-attachment:fixed;background-position:50%;color:var(--text-color);transition:background-color .3s ease,color .3s ease;min-height:100vh;display:flex;flex-direction:column}.blog-card,.card,.glass-panel,.group-card,.panel,.post-card{background:var(--panel-bg);border:1px solid var(--panel-border);border-radius:12px;box-shadow:0 1px 3px rgba(0,0,0,.05)}[data-theme=dark] .card,[data-theme=dark] .glass-panel,[data-theme=dark] .panel{backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 4px 6px rgba(0,0,0,.3)}a{color:var(--primary-color);text-decoration:none;transition:color .3s ease}.back-to-site:hover{color:var(--primary-lila)!important}@keyframes ticker{0%{transform:translateX(100%)}to{transform:translateX(-100%)}}.ticker-animation{display:inline-block;white-space:nowrap;animation:ticker 25s linear infinite}a:hover{color:var(--primary-hover)}h1,h2,h3,h4,h5,h6{font-weight:600;margin-bottom:.5rem;color:var(--text-light)}h1{font-weight:800;font-size:2.5rem}.btn-primary{background-color:var(--primary-color);color:#fff;padding:.6rem 1.2rem;border:none;border-radius:6px;cursor:pointer;font-weight:600;transition:all .3s ease;display:inline-block}.btn-primary:hover{background-color:var(--primary-hover);transform:translateY(-2px);box-shadow:0 4px 12px rgba(15,170,228,.3)}.app-container{max-width:1200px;margin:0 auto;padding:0 20px;width:100%}.main-content{display:grid;grid-template-columns:250px 1fr 300px;gap:20px;margin-top:100px;margin-bottom:60px;align-items:start}@media (max-width:992px){.main-content{grid-template-columns:1fr}}.navbar{position:fixed;top:0;left:0;right:0;height:70px;z-index:1000;border-radius:0;border-left:none;border-right:none;border-top:none}.navbar-container{max-width:1200px;margin:0 auto;height:100%;padding:0 20px;display:flex;align-items:center;justify-content:space-between}.navbar-brand{font-size:1.5rem;font-weight:800;color:var(--text-light);display:flex;align-items:center}.brand-highlight{color:var(--primary-color);font-size:1.8rem}.navbar-menu{display:flex;gap:20px}.nav-item{color:var(--text-light);font-weight:600;display:flex;align-items:center;gap:8px;padding:8px 12px;border-radius:6px;transition:all .3s ease}.nav-item:hover{background:rgba(140,63,143,.2);color:var(--primary-hover)}.sidebar{padding:20px;display:flex;flex-direction:column;gap:20px}.user-profile-mini{text-align:center;padding-bottom:20px;border-bottom:1px solid var(--border-color)}.avatar-placeholder{width:80px;height:80px;border-radius:50%;background:linear-gradient(135deg,var(--primary-color),var(--primary-hover));margin:0 auto 10px;border:2px solid var(--border-color)}.sidebar-menu{display:flex;flex-direction:column;gap:8px}.side-item{display:flex;align-items:center;gap:12px;padding:12px;color:var(--text-light);border-radius:6px;transition:all .2s ease}.side-item:hover{background:rgba(140,63,143,.2);color:var(--primary-hover);padding-left:18px}.sidebar-footer{margin-top:auto;border-top:1px solid var(--border-color);padding-top:10px}.nav-dropdown-container{position:relative;display:inline-flex;align-items:center;height:100%;padding:10px 0}.nav-dropdown{display:none;position:absolute;top:100%;left:0;background-color:#1a1a1a;min-width:240px;box-shadow:0 8px 16px 0 rgba(0,0,0,.8);z-index:1001;border:1px solid hsla(0,0%,100%,.1);border-top:2px solid var(--primary-lila);padding:10px 0}.nav-dropdown-container:hover .nav-dropdown{display:block}.dropdown-item{color:#ccc;padding:8px 20px;text-decoration:none;display:block;font-size:14px;transition:all .2s}.dropdown-item:hover{background-color:rgba(140,63,143,.2);color:var(--primary-hover);padding-left:25px}