/**
 * Navigation Component
 * Header and bottom navigation styles
 */

/* ========== Header Navigation ========== */
.page-header {
    background: var(--primary-color);
    color: var(--white);
    padding: var(--spacing-md);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    box-shadow: var(--shadow-md);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
}

.header-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    color: var(--white);
}

.brand-logo {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
}

.brand-name {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
}

/* Search Bar */
.search-container {
    flex: 1;
    max-width: 500px;
    margin: 0 var(--spacing-md);
}

.search-box {
    position: relative;
}

.search-input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    padding-right: 40px;
    border: none;
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    background: rgba(255, 255, 255, 0.9);
}

.search-input:focus {
    outline: none;
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
}

.search-btn {
    position: absolute;
    right: 5px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--primary-color);
    padding: var(--spacing-xs) var(--spacing-sm);
    cursor: pointer;
}

/* ========== Bottom Navigation ========== */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--white);
    border-top: 1px solid var(--gray-200);
    display: flex;
    justify-content: space-around;
    padding: var(--spacing-xs) 0;
    z-index: var(--z-sticky);
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
}

.nav-item {
    flex: 1;
    display: flex;
    justify-content: center;
}

.nav-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    padding: var(--spacing-xs);
    text-decoration: none;
    color: var(--gray-600);
    font-size: var(--font-size-xs);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link i {
    font-size: 1.25rem;
}

.nav-item.active .nav-link,
.nav-link:hover {
    color: var(--primary-color);
}

/* Cart Badge */
.nav-badge,
.cart-count {
    position: absolute;
    top: 0;
    right: 20%;
    background: var(--error-color);
    color: var(--white);
    font-size: 0.625rem;
    font-weight: var(--font-weight-bold);
    padding: 2px 5px;
    border-radius: var(--radius-full);
    min-width: 18px;
    text-align: center;
}

/* Cart Center Special Style */
.cart-center {
    position: relative;
}

.cart-center .nav-link {
    background: var(--primary-color);
    color: var(--white) !important;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    margin-top: -20px;
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0;
}

.cart-center .nav-link:hover {
    background: var(--primary-color) !important;
    transform: scale(1.1);
}

/* Category Chips */
.menu-categories {
    padding: var(--spacing-md) 0;
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
}

.menu-header {
    padding: 0 var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.menu-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--gray-900);
}

.menu-view-all {
    color: var(--primary-color);
    text-decoration: none;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
}

.category-chips-scroll {
    overflow-x: auto;
    padding: 0 var(--spacing-md);
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.category-chips-scroll::-webkit-scrollbar {
    display: none;
}

.category-chips {
    display: flex;
    gap: var(--spacing-sm);
    padding-bottom: var(--spacing-xs);
}

.category-chip {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--gray-100);
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--gray-700);
    white-space: nowrap;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.category-chip:hover {
    background: var(--gray-200);
    border-color: var(--gray-400);
}

.category-chip.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--white);
}

.chip-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
}

.chip-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.chip-label {
    font-size: var(--font-size-sm);
}

/* Section Headers */
.section-top {
    padding: var(--spacing-md);
}

.section-heading {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--gray-900);
}

/* Responsive */
@media (min-width: 768px) {
    .bottom-nav {
        display: none;
    }

    .page-header {
        padding: var(--spacing-lg);
    }
}

@media (max-width: 576px) {
    .search-container {
        display: none;
    }

    .brand-name {
        font-size: var(--font-size-base);
    }
}