:root {
  --navy: #1a1f2e;
  --navy-2: #2d3447;
  --navy-3: #3d4460;
  --red: #c0392b;
  --red-soft: #fdf0ef;
  --red-border: #f5c6c2;
  --canvas: #f7f5f0;
  --surface: #ffffff;
  --surface-2: #fafaf8;
  --border: #e4e1db;
  --border-soft: #ede9e3;
  --text: #1a1f2e;
  --text-2: #5a5750;
  --text-3: #9a9690;
  --green: #166534;
  --green-bg: #dcfce7;
  --green-border: #86efac;
  --amber: #92570a;
  --amber-bg: #fef3c7;
  --amber-border: #fcd34d;
  --blue: #1a5fa8;
  --blue-bg: #eef3fb;
  --blue-border: #bcd3f0;
  --ch-hr: #7c3aed;
  --ch-hr-bg: #f5f3ff;
  --ch-ops: #0369a1;
  --ch-ops-bg: #f0f9ff;
  --ch-mkt: #b45309;
  --ch-mkt-bg: #fffbeb;
  --ch-gen: #166534;
  --ch-gen-bg: #f0fdf4;
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', 'Sarabun', system-ui, sans-serif;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --shadow-sm: 0 1px 3px rgba(26,31,46,0.06);
  --shadow-md: 0 4px 16px rgba(26,31,46,0.08);
  --shadow-lg: 0 8px 32px rgba(26,31,46,0.10);
}

/* ── Global nav dropdown ── */
.nav-dropdown { position: relative; }
.nav-dropdown-btn { background: rgba(255,255,255,0.07); color: rgba(255,255,255,0.6); border: 1px solid rgba(255,255,255,0.1); padding: 6px 14px; border-radius: var(--radius-sm); font-family: var(--font-sans); font-size: 12px; font-weight: 600; cursor: pointer; transition: background 0.15s; }
.nav-dropdown-btn:hover { background: rgba(255,255,255,0.12); color: #fff; }
.nav-dropdown-menu { display: none; position: absolute; top: calc(100% + 8px); right: 0; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); min-width: 200px; box-shadow: var(--shadow-lg); z-index: 200; overflow: hidden; }
.nav-dropdown-menu.open { display: block; }
.nav-menu-item { display: block; padding: 11px 16px; font-size: 13px; font-weight: 500; color: var(--text-2); text-decoration: none; transition: background 0.1s, color 0.1s; }
.nav-menu-item:hover { background: var(--canvas); color: var(--navy); }
.nav-menu-item.active { color: var(--navy); font-weight: 700; background: var(--canvas); }
.nav-menu-divider { height: 1px; background: var(--border); margin: 4px 0; }
.nav-menu-signout { display: block; width: 100%; padding: 11px 16px; font-size: 13px; font-weight: 600; color: var(--red); background: none; border: none; text-align: left; cursor: pointer; font-family: var(--font-sans); transition: background 0.1s; }
.nav-menu-signout:hover { background: var(--red-soft); }