.dashboard-nav { gap: 8px; overflow: visible; }
.nav-dropdown { position: relative; flex: 0 0 auto; }
.nav-dropdown summary { display: flex; align-items: center; gap: 4px; padding: 10px 12px; border: 1px solid transparent; color: var(--muted); cursor: pointer; font: 10px var(--mono); letter-spacing: .06em; list-style: none; white-space: nowrap; }
.nav-dropdown summary::-webkit-details-marker { display: none; }
.nav-dropdown summary span { margin-right: 3px; color: #4f5b70; }
.nav-dropdown summary b { color: #68758a; font-size: 12px; font-weight: 400; }
.nav-dropdown[open] summary, .nav-dropdown summary:hover { border-color: var(--line-bright); background: var(--cyan-soft); color: var(--cyan); }
.nav-dropdown-menu { position: absolute; top: calc(100% + 8px); left: 0; z-index: 20; display: grid; min-width: 185px; padding: 6px; border: 1px solid var(--line); background: rgba(15, 20, 31, .98); box-shadow: 0 18px 40px rgba(0,0,0,.35); }
.nav-dropdown-menu a { display: block; padding: 10px 11px; border: 1px solid transparent; color: var(--muted); font: 10px var(--mono); letter-spacing: .04em; white-space: nowrap; }
.nav-dropdown-menu a:hover, .nav-dropdown-menu a.active { border-color: var(--line-bright); background: var(--cyan-soft); color: var(--cyan); }
.dashboard-heading h1, .member-welcome h1 { margin-bottom: 12px; font-size: clamp(26px, 3vw, 40px); line-height: 1; letter-spacing: -.055em; }
.dashboard-heading { margin-bottom: 30px; }
.heading-copy { font-size: 14px; line-height: 1.55; }
.section-subnav { display: flex; gap: 6px; overflow-x: auto; margin: -8px 0 30px; padding-bottom: 2px; scrollbar-width: none; }
.section-subnav::-webkit-scrollbar { display: none; }
.section-subnav a { padding: 9px 12px; border: 1px solid var(--line); color: var(--muted); font: 9px var(--mono); letter-spacing: .07em; white-space: nowrap; }
.section-subnav a:hover, .section-subnav a.active { border-color: var(--cyan); background: rgba(0, 216, 246, .12); color: var(--cyan); }
.page-title { margin-bottom: 12px; color: var(--text); font-size: clamp(24px, 3vw, 38px); font-weight: 500; letter-spacing: -.055em; line-height: 1.05; }
@media (max-width: 900px) { .dashboard-nav { overflow-x: auto; } .nav-dropdown-menu { position: fixed; top: 70px; } }