.navbar{background:#fff;justify-content:space-between;align-items:center;padding:16px 40px;display:flex;box-shadow:0 6px 20px #00000014}.logo{color:#4f46e5;font-size:22px;font-weight:700}.nav-links{gap:14px;display:flex}.nav-btn{border-radius:6px;padding:8px 14px;font-weight:500}.login-btn{color:#4f46e5;border:1px solid #4f46e5}.register-btn{color:#fff;background:#4f46e5}.hero{background:linear-gradient(90deg,#eef2ff,#f8fafc);justify-content:center;align-items:center;min-height:calc(100vh - 70px);display:flex}.hero-content{text-align:center;max-width:600px;padding:20px}.hero-content h1{margin-bottom:16px;font-size:42px}.hero-content p{color:#475569;margin-bottom:26px;font-size:16px}.hero-buttons{justify-content:center;gap:16px;display:flex}.primary-btn{color:#fff;background:#4f46e5;border-radius:8px;padding:12px 20px}.secondary-btn{color:#4f46e5;border:1px solid #4f46e5;border-radius:8px;padding:12px 20px}@media (max-width:600px){.hero-content h1{font-size:32px}.navbar{padding:16px 20px}}.auth-container{background:#fff;border-radius:12px;max-width:400px;margin:100px auto;padding:28px;box-shadow:0 20px 40px #00000014}.auth-container h2{text-align:center;margin-bottom:20px}.auth-container form{flex-direction:column;gap:12px;display:flex}.auth-container p{text-align:center;margin-top:14px;font-size:14px}.error{color:#dc2626;text-align:center;font-size:14px}.auth-navbar{background:var(--card-bg);border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;padding:12px 16px;display:flex}.logo{color:var(--text-color);font-size:18px;font-weight:700;text-decoration:none}.nav-right{align-items:center;gap:12px;display:flex}.nav-avatar{border-radius:50%;width:32px;height:32px}.username{font-size:14px}.admin-link{color:var(--primary);font-size:14px}.notification-wrapper{position:relative}.bell-btn{background:0 0;font-size:18px;position:relative}.badge{color:#fff;background:red;border-radius:50%;padding:2px 6px;font-size:10px;position:absolute;top:-6px;right:-6px}.notification-dropdown{background:var(--card-bg);border:1px solid var(--border-color);z-index:20;border-radius:8px;width:90vw;max-width:260px;display:none;position:absolute;top:30px;right:0}.notification-wrapper:hover .notification-dropdown{display:block}.notification-item{padding:10px;font-size:13px}.notification-item.unread{background:#eef2ff}@media (max-width:640px){.username{display:none}.nav-right{gap:8px}}.dashboard{padding:16px}.dashboard-header{flex-direction:column;gap:16px;margin-bottom:20px;display:flex}@media (min-width:768px){.dashboard-header{flex-direction:row;justify-content:space-between;align-items:center}}.dashboard-filters{flex-direction:column;gap:12px;margin-bottom:24px;display:flex}@media (min-width:640px){.dashboard-filters{flex-direction:row;align-items:center}.dashboard-filters input{flex:1}}.community-grid{grid-template-columns:1fr;gap:16px;display:grid}@media (min-width:640px){.community-grid{grid-template-columns:repeat(2,1fr)}}@media (min-width:1024px){.community-grid{grid-template-columns:repeat(3,1fr)}}@media (min-width:1440px){.community-grid{grid-template-columns:repeat(4,1fr)}}.community-card{background:var(--card-bg);color:var(--text-color);border:1px solid var(--border-color);border-radius:12px;flex-direction:column;justify-content:space-between;min-height:130px;padding:16px;transition:transform .2s;display:flex}.community-card:hover{transform:translateY(-4px)}.community-card h3{font-size:16px}@media (min-width:1024px){.community-card h3{font-size:18px}}.community-card small{color:var(--muted-text);font-size:12px}.badge{background:var(--primary);color:#fff;border-radius:999px;padding:4px 10px;font-size:12px;display:inline-block}.join-btn{background:var(--success);color:#fff;border-radius:8px;margin-top:12px;padding:10px}.post-card{background:var(--card-bg);border:1px solid var(--border-color);border-radius:12px;margin-bottom:16px;padding:16px}.comment{border-left:2px solid var(--border-color);margin-top:8px;padding-left:12px}.reply-btn{color:var(--primary);background:0 0;font-size:12px}.post-card{background:#fff;border-radius:14px;margin-bottom:20px;padding:18px;animation:.4s fadeIn;box-shadow:0 10px 30px #00000014}.post-card p{margin-bottom:12px}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.comment-section{margin-top:10px}.comment-section input{margin-bottom:8px}.comment.reply{background:#e0e7ff;margin-left:20px}.comment{background:#f1f5f9;border-radius:6px;margin-top:8px;padding:10px;font-size:14px}.reply-btn{color:#4f46e5;background:0 0;margin-top:4px;font-size:12px}.reply-box{gap:6px;margin-top:6px;display:flex}.admin-dashboard{padding:20px}.stats-grid{grid-template-columns:1fr;gap:16px;display:grid}@media (min-width:768px){.stats-grid{grid-template-columns:repeat(3,1fr)}}.stat-card{background:var(--card-bg);border:1px solid var(--border-color);text-align:center;border-radius:12px;padding:20px}.stat-card h3{color:var(--primary);font-size:32px}.create-community-page{max-width:400px;margin:40px auto;padding:20px}.create-community-page input{width:100%;margin-bottom:12px;padding:10px}.create-community-page button{color:#fff;background:#4f46e5;width:100%;padding:10px}*{box-sizing:border-box;margin:0;padding:0;font-family:Segoe UI,system-ui,sans-serif}body{color:#1f2937;background:#f4f6fb}a{color:inherit;text-decoration:none}button{color:#fff;cursor:pointer;background:#4f46e5;border:none;border-radius:6px;padding:10px 16px;transition:all .25s}button:hover{background:#4338ca;transform:translateY(-1px)}button:disabled{cursor:not-allowed;background:#a5b4fc}input,textarea{border:1px solid #d1d5db;border-radius:6px;outline:none;width:100%;padding:10px}input:focus,textarea:focus{border-color:#4f46e5}:root{--bg-color:#f8fafc;--text-color:#0f172a;--card-bg:#fff;--border-color:#e5e7eb}.dark{--bg-color:#0f172a;--text-color:#e5e7eb;--card-bg:#020617;--border-color:#334155}