:root{--primary: #1a56db;--primary-dark: #1341a0;--primary-light: #ebf0fd;--secondary: #7c3aed;--success: #10b981;--danger: #ef4444;--warning: #f59e0b;--dark: #0f172a;--text: #1e293b;--muted: #64748b;--border: #e2e8f0;--light-bg: #f8fafc;--white: #ffffff;--sidebar-width: 260px}*,*:before,*:after{box-sizing:border-box}html,body{height:100%;margin:0;padding:0;overflow:hidden}body{font-family:Roboto,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:14px;color:var(--text);background:var(--light-bg);-webkit-font-smoothing:antialiased}h1,h2,h3,h4,h5,h6{font-family:Poppins,sans-serif;font-weight:700;color:var(--dark)}::-webkit-scrollbar{width:5px;height:5px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:10px}::-webkit-scrollbar-thumb:hover{background:#cbd5e1}.text-primary{color:var(--primary)!important}.bg-primary-light{background:var(--primary-light)!important}.btn-compose{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:10px 16px;background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);color:var(--white);border:none;border-radius:10px;font-family:Poppins,sans-serif;font-size:.88rem;font-weight:600;cursor:pointer;transition:all .25s ease;box-shadow:0 4px 12px #1a56db4d;text-decoration:none}.btn-compose:hover{transform:translateY(-1px);box-shadow:0 6px 20px #1a56db66;color:var(--white)}.btn-compose i{font-size:1rem}.folder-page{display:flex;flex-direction:column;height:calc(100vh - 58px);background:var(--white);overflow:hidden}.folder-header{display:flex;align-items:center;gap:14px;padding:20px 28px;border-bottom:1px solid var(--border);flex-shrink:0}.folder-header .folder-icon{font-size:1.4rem}.folder-header .folder-title{font-size:1rem;font-weight:700;color:var(--dark);margin:0 0 2px}.folder-header .folder-subtitle{font-size:.8rem;color:var(--muted);margin:0}.folder-empty{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:var(--muted);text-align:center;padding:40px}.folder-empty i{font-size:3rem;color:#cbd5e1;margin-bottom:8px}.folder-empty h5{font-size:1rem;color:var(--text);margin:0}.folder-empty p{font-size:.85rem;margin:0;max-width:340px}.avatar-circle{display:inline-flex;align-items:center;justify-content:center;border-radius:50%;font-family:Poppins,sans-serif;font-weight:700;color:var(--white);flex-shrink:0}.avatar-circle.av-blue{background:#3b82f6}.avatar-circle.av-green{background:#10b981}.avatar-circle.av-orange{background:#f59e0b}.avatar-circle.av-purple{background:#8b5cf6}.avatar-circle.av-red{background:#ef4444}.avatar-circle.av-teal{background:#14b8a6}.avatar-circle.av-pink{background:#ec4899}.avatar-circle.av-indigo{background:#6366f1}