/**
 * BTP Shared Component Styles
 * Bible Teaching Program - Brand Component System
 * "Truth without compromise. Grace without merit."
 *
 * Brand Colors:
 * - Ancient Ink: #1C1D37 (deep navy - primary)
 * - Heritage Gold: #CBA378 (metallic gold - accent)
 * - Living Sage: #7F9A83 (muted green - growth)
 * - Parchment White: #F9F7F2 (background)
 */

/* Nav placeholder - reserve space while loading to prevent page jump */
#nav-placeholder {
    min-height: 60px; /* Mobile nav height */
    background: #1C1D37; /* Ancient Ink */
}
@media (min-width: 768px) {
    #nav-placeholder {
        min-height: 64px; /* Desktop nav height */
    }
}

/* Elite Mobile Menu Styles */
.mobile-menu-overlay {
    transition: opacity 0.3s ease, visibility 0.3s ease;
}
.mobile-menu-panel {
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.mobile-menu-overlay.hidden {
    opacity: 0;
    visibility: hidden;
}
.mobile-menu-overlay.hidden .mobile-menu-panel {
    transform: translateX(100%);
}
.mobile-menu-overlay:not(.hidden) {
    opacity: 1;
    visibility: visible;
}
.mobile-menu-overlay:not(.hidden) .mobile-menu-panel {
    transform: translateX(0);
}

/* Menu Accordion */
.menu-accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}
.menu-accordion-content.open {
    max-height: 500px;
}
.menu-accordion-arrow {
    transition: transform 0.2s ease;
}
.menu-accordion-arrow.open {
    transform: rotate(180deg);
}

/* Card hover effects */
.card-hover {
    transition: all 0.3s ease;
}
.card-hover:hover {
    transform: translateY(-4px);
}