/**
 * Bottom Menu — mobile bottom navigation styles.
 *
 * Glassmorphism design with CSS custom properties for dynamic theming.
 * All customizable values use --bmenu-* variables set inline by PHP.
 *
 * @package WPAIC
 */

/* ── Wrapper (fixed bottom bar) ────────────────────────────────── */
.wpaic-bmenu {
	position: fixed;
	bottom: var(--bmenu-offset-bottom, 10px);
	left: var(--bmenu-offset-lr, 3px);
	right: var(--bmenu-offset-lr, 3px);
	z-index: var(--bmenu-zindex, 9999);
	background: var(--bmenu-wrap-bg, rgba(40,40,49,0.95));
	border-radius: var(--bmenu-radius-wrap, 25px);
	backdrop-filter: blur(var(--bmenu-blur, 7.4px));
	-webkit-backdrop-filter: blur(var(--bmenu-blur, 7.4px));
	padding: 4px;
	box-sizing: border-box;
	transition: transform 0.3s ease, opacity 0.3s ease;
}

.wpaic-bmenu.is-hidden {
	transform: translateY(120%);
	opacity: 0;
	pointer-events: none;
}

/* ── Nav grid ──────────────────────────────────────────────────── */
.wpaic-bmenu__nav {
	display: grid;
	grid-template-columns: repeat(var(--bmenu-columns, 5), 1fr);
	gap: 2px;
	background: var(--bmenu-nav-bg, rgba(24,24,48,0.9));
	border-radius: var(--bmenu-radius-nav, 25px);
	backdrop-filter: blur(var(--bmenu-blur, 7.4px));
	-webkit-backdrop-filter: blur(var(--bmenu-blur, 7.4px));
	padding: 4px;
}

/* ── Menu item (link & button) ─────────────────────────────────── */
.wpaic-bmenu__item {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 4px;
	padding: 10px 4px 8px;
	border: none;
	background: transparent;
	border-radius: var(--bmenu-radius-item, 15px);
	cursor: pointer;
	text-decoration: none;
	transition: background 0.2s ease;
	-webkit-tap-highlight-color: transparent;
	outline: none;
}

.wpaic-bmenu__item i {
	font-size: var(--bmenu-icon-size, 23px);
	color: var(--bmenu-icon-color, #818799);
	transition: color 0.2s ease;
	line-height: 1;
}

.wpaic-bmenu__item span {
	font-family: var(--bmenu-font-family, Inter, sans-serif);
	font-size: var(--bmenu-font-size, 14px);
	font-weight: var(--bmenu-font-weight, 300);
	line-height: 1.2;
	color: var(--bmenu-text-color, #818797);
	transition: color 0.2s ease;
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
	max-width: 100%;
}

.wpaic-bmenu__item:hover,
.wpaic-bmenu__item:active,
.wpaic-bmenu__item.is-active {
	background: var(--bmenu-active-bg, #12283c);
}

.wpaic-bmenu__item:hover i,
.wpaic-bmenu__item:active i,
.wpaic-bmenu__item.is-active i {
	color: var(--bmenu-icon-active, #1a1a1a);
}

.wpaic-bmenu__item:hover span,
.wpaic-bmenu__item:active span,
.wpaic-bmenu__item.is-active span {
	color: var(--bmenu-text-active, #FFFFFF);
}

/* ── Submenu area (slides up above nav) ────────────────────────── */
.wpaic-bmenu__submenu-area {
	max-height: 0;
	overflow: hidden;
	transition: max-height 0.35s ease, padding 0.35s ease;
	padding: 0 8px;
}

.wpaic-bmenu__submenu-area.is-open {
	max-height: 70vh;
	padding: 12px 8px 8px;
	overflow-y: auto;
}

/* ── Submenu header (back button + title) ──────────────────────── */
.wpaic-bmenu__submenu-header {
	display: flex;
	align-items: center;
	gap: 8px;
	margin-bottom: 8px;
	padding-bottom: 8px;
	border-bottom: 1px solid rgba(255,255,255,0.1);
}

.wpaic-bmenu__submenu-back {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 32px;
	height: 32px;
	border: none;
	background: rgba(255,255,255,0.08);
	border-radius: 8px;
	color: var(--bmenu-text-active, #FFFFFF);
	font-size: 14px;
	cursor: pointer;
	transition: background 0.2s;
}

.wpaic-bmenu__submenu-back:hover {
	background: rgba(255,255,255,0.15);
}

.wpaic-bmenu__submenu-title {
	font-family: var(--bmenu-font-family, Inter, sans-serif);
	font-size: 15px;
	font-weight: 500;
	color: var(--bmenu-text-active, #FFFFFF);
}

/* ── Submenu list ──────────────────────────────────────────────── */
.wpaic-bmenu__submenu-list {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-direction: column;
	gap: 2px;
}

.wpaic-bmenu__submenu-item {
	display: flex;
	align-items: center;
	gap: 12px;
	padding: 12px 14px;
	border: none;
	background: rgba(255,255,255,0.05);
	border-radius: 12px;
	cursor: pointer;
	text-decoration: none;
	transition: background 0.2s ease;
	width: 100%;
	box-sizing: border-box;
	text-align: left;
}

.wpaic-bmenu__submenu-item:hover,
.wpaic-bmenu__submenu-item:active {
	background: rgba(255,255,255,0.12);
}

.wpaic-bmenu__submenu-item i {
	font-size: 18px;
	color: var(--bmenu-icon-color, #818799);
	width: 24px;
	text-align: center;
	flex-shrink: 0;
}

.wpaic-bmenu__submenu-item span {
	font-family: var(--bmenu-font-family, Inter, sans-serif);
	font-size: var(--bmenu-font-size, 14px);
	font-weight: var(--bmenu-font-weight, 300);
	color: var(--bmenu-text-active, #FFFFFF);
	flex: 1;
}

.wpaic-bmenu__submenu-item .wpaic-bmenu__chevron {
	font-size: 12px;
	color: rgba(255,255,255,0.4);
	margin-left: auto;
}

/* ── Overlay ───────────────────────────────────────────────────── */
.wpaic-bmenu__overlay {
	display: none;
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background: rgba(0,0,0,0.4);
	z-index: 9998;
	opacity: 0;
	transition: opacity 0.3s ease;
}

.wpaic-bmenu__overlay.is-visible {
	display: block;
	opacity: 1;
}

/* ── Search overlay ────────────────────────────────────────────── */
.wpaic-bmenu__search-overlay {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background: rgba(0,0,0,0.85);
	z-index: 10000;
	display: flex;
	align-items: flex-start;
	justify-content: center;
	padding-top: 20vh;
	opacity: 0;
	transition: opacity 0.3s ease;
}

.wpaic-bmenu__search-overlay.is-visible {
	opacity: 1;
}

.wpaic-bmenu__search-box {
	width: 90%;
	max-width: 500px;
	position: relative;
}

.wpaic-bmenu__search-input {
	width: 100%;
	padding: 16px 50px 16px 20px;
	border: none;
	border-radius: 16px;
	font-size: 18px;
	font-family: var(--bmenu-font-family, Inter, sans-serif);
	background: #fff;
	color: #333;
	outline: none;
	box-sizing: border-box;
}

.wpaic-bmenu__search-close {
	position: absolute;
	right: 8px;
	top: 50%;
	transform: translateY(-50%);
	width: 36px;
	height: 36px;
	border: none;
	background: transparent;
	font-size: 20px;
	color: #999;
	cursor: pointer;
	display: flex;
	align-items: center;
	justify-content: center;
	border-radius: 50%;
}

.wpaic-bmenu__search-close:hover {
	background: #f0f0f0;
	color: #333;
}

/* ── Animation for submenu items ───────────────────────────────── */
.wpaic-bmenu__submenu-list li {
	opacity: 0;
	transform: translateY(10px);
	animation: wpaic-bmenu-slide-up 0.25s ease forwards;
}

.wpaic-bmenu__submenu-list li:nth-child(1) { animation-delay: 0.03s; }
.wpaic-bmenu__submenu-list li:nth-child(2) { animation-delay: 0.06s; }
.wpaic-bmenu__submenu-list li:nth-child(3) { animation-delay: 0.09s; }
.wpaic-bmenu__submenu-list li:nth-child(4) { animation-delay: 0.12s; }
.wpaic-bmenu__submenu-list li:nth-child(5) { animation-delay: 0.15s; }
.wpaic-bmenu__submenu-list li:nth-child(6) { animation-delay: 0.18s; }

@keyframes wpaic-bmenu-slide-up {
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

/* ── Ensure body padding when menu is visible ──────────────────── */
body.wpaic-bmenu-active {
	padding-bottom: 80px;
}