/* HEADER */
.hdr{background:rgba(241,245,249,.94);border-bottom:1px solid var(--border);padding:0 20px;height:52px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:100;backdrop-filter:blur(10px);}
.logo{font-family:var(--mono);font-weight:600;font-size:13px;color:#6c89a5;letter-spacing:2px;}
.logo span{color:#9aa8b9;}
.hdr-right{display:flex;gap:8px;align-items:center;}
.btn-n{background:#eef3f8;color:#415264;border:1px solid #d5deea;padding:7px 14px;border-radius:10px;font-size:12px;font-weight:600;cursor:pointer;font-family:var(--sans);box-shadow:0 1px 2px rgba(15,23,42,.04);}
.btn-n:hover{background:#e6edf5;border-color:#c8d5e4;}