/* v9.0.2 */
/* ============================================================================
   MOBILE NAVBAR v8.0.3-1 - Bottom Navigation CSS
   5-Item Mobile Bottom Bar
   Created: 2026-01-23
============================================================================ */

/* ===== MOBILE NAVBAR CONTAINER ===== */
.mobile-navbar {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--mobile-navbar-height);
    background: var(--bg-white);
    border-top: 1px solid var(--border-color);
    z-index: 999;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
    /* Chặn text selection khi long-press QR button */
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-touch-callout: none;
}

/* Show on mobile only */
@media (max-width: 768px) {
    .mobile-navbar {
        display: block;
    }
}

/* ===== NAVBAR ITEMS CONTAINER ===== */
.mobile-navbar-items {
    display: flex;
    height: 100%;
    justify-content: space-around;
    align-items: center;
}

/* ===== INDIVIDUAL NAV ITEM ===== */
.mobile-nav-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    cursor: pointer;
    transition: all 0.2s;
    color: var(--text-muted);
    padding: var(--spacing-xs);
    position: relative;
    height: 100%;
    border-radius: 0;
    -webkit-tap-highlight-color: transparent;
}

.mobile-nav-item:active {
    background: var(--bg-light);
}

.mobile-nav-item.active {
    color: var(--primary-color);
    font-weight: 600;
}

.mobile-nav-item i {
    font-size: 20px;
    transition: transform 0.2s;
}

.mobile-nav-item.active i {
    transform: scale(1.1);
}

.mobile-nav-item span {
    font-size: 10px;
    font-weight: 500;
    white-space: nowrap;
}

/* ===== BADGES ===== */
.mobile-nav-badge {
    position: absolute;
    top: 4px;
    right: 50%;
    transform: translateX(10px);
    background: var(--danger-color);
    color: var(--bg-white);
    font-size: 9px;
    padding: 1px 4px;
    border-radius: 8px;
    font-weight: 700;
    min-width: 16px;
    text-align: center;
    line-height: 1.2;
}

.mobile-nav-badge.info {
    background: var(--info-color);
}

.mobile-nav-badge.success {
    background: var(--success-color);
}

.mobile-nav-badge.warning {
    background: var(--warning-color);
}

/* Hide badge when count is 0 */
.mobile-nav-badge:empty {
    display: none;
}

/* ===== SPECIFIC ITEM STYLES ===== */
.mobile-nav-item[data-nav="search"] i {
    color: var(--primary-color);
}

.mobile-nav-item[data-nav="location"] i {
    color: #2196f3;
}

.mobile-nav-item[data-nav="checkin"] i {
    color: var(--warning-color);
}

.mobile-nav-item[data-nav="inventory"] i {
    color: var(--success-color);
}

.mobile-nav-item[data-nav="tools"] i {
    color: var(--text-muted);
}

/* Brighten when active */
.mobile-nav-item.active[data-nav="search"],
.mobile-nav-item.active[data-nav="location"],
.mobile-nav-item.active[data-nav="checkin"],
.mobile-nav-item.active[data-nav="inventory"],
.mobile-nav-item.active[data-nav="tools"] {
    color: var(--primary-color);
}

/* ===== RIPPLE EFFECT ===== */
.mobile-nav-item::after {
    content: "";
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background: var(--primary-color);
    opacity: 0;
    border-radius: 0;
    transform: scale(0);
    transition: transform 0.3s, opacity 0.3s;
}

.mobile-nav-item:active::after {
    transform: scale(1);
    opacity: 0.1;
}

/* ===== SEPARATOR LINES (Optional) ===== */
.mobile-nav-item:not(:last-child)::before {
    content: "";
    position: absolute;
    right: 0;
    top: 20%;
    height: 60%;
    width: 1px;
    background: var(--border-color);
    opacity: 0.5;
}

/* ===== LANDSCAPE MODE ===== */
@media (max-width: 768px) and (orientation: landscape) {
    .mobile-navbar {
        height: 50px;
    }

    .mobile-nav-item i {
        font-size: 18px;
    }

    .mobile-nav-item span {
        font-size: 9px;
    }

    .mobile-nav-badge {
        font-size: 8px;
        padding: 1px 3px;
    }
}

/* ===== IPHONE NOTCH SUPPORT ===== */
@supports (padding-bottom: env(safe-area-inset-bottom)) {
    .mobile-navbar {
        padding-bottom: env(safe-area-inset-bottom);
        height: calc(var(--mobile-navbar-height) + env(safe-area-inset-bottom));
    }
}

/* ===== DARK MODE SUPPORT (Future) ===== */
@media (prefers-color-scheme: dark) {
    .mobile-navbar {
        background: #1e1e1e;
        border-top-color: #333;
    }

    .mobile-nav-item {
        color: #999;
    }

    .mobile-nav-item.active {
        color: var(--primary-color);
    }
}

/* ===== ANIMATIONS ===== */
@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-5px);
    }
}

.mobile-nav-item.active i {
    animation: bounce 0.3s ease;
}

/* Pulse animation for badge */
@keyframes pulse {
    0%, 100% {
        transform: translateX(10px) scale(1);
    }
    50% {
        transform: translateX(10px) scale(1.1);
    }
}

.mobile-nav-badge.new {
    animation: pulse 1s infinite;
}