/* Shared accessibility overrides (linked last on every page) */
.nav-menu a { padding-top: 11px; padding-bottom: 11px; }
.nav-menu a.cta-button { padding: 11px 16px !important; }
.hamburger { min-width: 44px; min-height: 44px; }
.footer a, .footer-section a { display: inline-block; padding: 9px 0; }
.breadcrumb a, .breadcrumb-bar a, div[style*="#ecf0f1"] a { display: inline-block; padding: 12px 6px; }
.tool-btn, .conv-btn, input[type="button"], button.submit-btn, .download-btn { min-height: 44px; }
summary { padding-top: 4px; padding-bottom: 4px; }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, summary:focus-visible { outline: 3px solid #2471a3; outline-offset: 2px; }

/* Tools dropdown */
.nav-menu li.has-sub { position: relative; }
.nav-menu .sub-menu { list-style: none; display: none; position: absolute; top: 100%; left: 0; min-width: 210px; background: #2c3e50; border-radius: 0 0 6px 6px; box-shadow: 0 6px 14px rgba(0,0,0,.25); padding: 6px 0; z-index: 1100; }
.nav-menu li.has-sub:hover > .sub-menu, .nav-menu li.has-sub:focus-within > .sub-menu { display: block; }
.nav-menu .sub-menu a { display: block; padding: 12px 16px; white-space: nowrap; border-radius: 0; }
@media (max-width: 768px) {
    .nav-menu .sub-menu { display: block; position: static; box-shadow: none; background: transparent; padding: 0 0 0 14px; min-width: 0; }
}
@media (min-width: 769px) and (max-width: 1100px) {
    .nav-menu { gap: 10px; }
    .nav-menu a { padding-left: 8px; padding-right: 8px; }
}
@media (min-width: 769px) and (max-width: 1000px) {
    .header { position: static; }
}