:root {
    --glass-bg: rgba(255, 255, 255, 0.45);
    --glass-border: rgba(255, 255, 255, 0.6);
    --accent: #2563eb;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --crystal-glow: rgba(255, 255, 255, 0.8);
}

body {
    background: linear-gradient(135deg, #e0e7ff 0%, #f1f5f9 50%, #dcfce7 100%);
    min-height: 200vh;
}

.header-container {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 95%;
    max-width: 1400px;
    z-index: 1000;
    perspective: 1000px;
    animation: slideDown 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.navbar {
    display: flex;
    /* Flexbox for reliable horizontal layout */
    align-items: center;
    /* Vertically center items */
    justify-content: flex-start;
    /* Items flow naturally */
    padding: 0.75rem 2rem;
    margin: 10px 0 20px 0;
    width: fit-content;
    /* Hug content */
    min-width: 600px;
    /* Safe minimum */
    background: var(--glass-bg);
    backdrop-filter: blur(18px) saturate(160%);
    -webkit-backdrop-filter: blur(18px) saturate(160%);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.03),
        inset 0 0 15px var(--crystal-glow);
    gap: 2rem;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    margin-left: auto;
    /* Center the fit-content navbar */
    margin-right: auto;
    pointer-events: auto;
}

.logo {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--text-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
    letter-spacing: -0.5px;
    flex-shrink: 0;
}

.logo-diamond {
    width: 24px;
    height: 24px;
    background: linear-gradient(45deg, #3b82f6, #60a5fa);
    clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
}

.search-wrapper {
    position: relative;
    width: 100%;
    max-width: 600px;
    margin-left: 0;
    margin-right: auto;
}

.search-bar {
    width: 100%;
    padding: 10px 16px 10px 44px;
    background: transparent;
    /* Match navbar color */
    border: 1px solid transparent;
    /* Hidden by default */
    border-radius: 14px;
    font-size: 0.95rem;
    color: var(--text-primary);
    outline: none;
    transition: all 0.3s ease;
}

.search-bar:focus {
    background: rgba(255, 255, 255, 0.8);
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
}

.search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    pointer-events: none;
    width: 18px;
    height: 18px;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--accent);
}

.icon-btn {
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    position: relative;
    padding: 8px;
    border-radius: 50%;
    transition: background 0.3s ease, transform 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-btn:hover {
    background: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
}

.badge {
    position: absolute;
    top: -4px;
    right: -4px;
    background: #ffffff;
    color: var(--text-primary);
    font-size: 10px;
    font-weight: 700;
    min-width: 16px;
    width: auto;
    height: 16px;
    padding: 0 4px;
    border-radius: 10px;
    /* Pill shape */
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--text-primary);
}

/* Mobile Responsive Adjustments */
@media (max-width: 768px) {
    .header-container {
        top: 10px;
        width: 98%;
    }

    .navbar {
        grid-template-columns: auto 1fr auto;
        gap: 0.75rem;
        padding: 0.5rem 0.75rem;
        border-radius: 16px;
    }

    .logo span {
        display: none;
    }

    .search-wrapper {
        display: block !important;
        max-width: none;
    }

    .search-bar {
        padding: 8px 12px 8px 32px;
        font-size: 0.85rem;
        border-radius: 10px;
    }

    .search-icon {
        left: 10px;
        width: 14px;
        height: 14px;
    }

    .nav-links,
    .icon-btn[aria-label="Account"],
    .icon-btn[aria-label="Wishlist"],
    .menu-toggle {
        display: none !important;
    }

    .nav-actions {
        gap: 0;
    }

    .icon-btn[aria-label="Cart"] {
        padding: 6px;
    }
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translate(-50%, -40px);
    }

    to {
        opacity: 1;
        transform: translate(-50%, 0);
    }
}

/* Mobile Bottom Nav */
.mobile-bottom-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-top: 1px solid var(--glass-border);
    z-index: 1000;
    padding-bottom: env(safe-area-inset-bottom);
    padding-left: 1rem;
    padding-right: 1rem;
}

.bottom-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    height: 60px;
    /* Fixed height for consistency */
}

.nav-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 8px 4px;
    font-size: 10px;
    color: var(--text-secondary);
    text-decoration: none;
    height: 100%;
}

.nav-item span {
    margin-top: 4px;
    line-height: 1;
}

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

.nav-item i {
    font-size: 20px;
    margin-bottom: 2px;
}

/* Wrapper for cart badge logic in JS if needed, relative positioning */
.icon-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cart-count-badge-mobile {
    position: absolute;
    top: -2px;
    right: 50%;
    margin-right: -14px;
    background: #ffffff;
    color: var(--text-primary);
    font-size: 9px;
    font-weight: 700;
    height: 14px;
    min-width: 14px;
    width: auto;
    padding: 0 4px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--text-primary);
}

@media (max-width: 768px) {
    .mobile-bottom-nav {
        display: flex;
    }
}

/* AJAX Search Results */
.ajax-search-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    margin-top: 12px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    z-index: 1001;
    display: none;
}

.search-results-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.search-results-list li {
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
}

.search-results-list li:last-child {
    border-bottom: none;
}

.search-results-list a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    text-decoration: none;
    transition: background 0.2s;
}

.search-results-list a:hover {
    background: rgba(255, 255, 255, 0.4);
}

.search-results-list img {
    width: 40px;
    height: 40px;
    object-fit: cover;
    border-radius: 8px;
}

.search-item-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.search-item-title {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
}

.search-item-price {
    font-size: 0.8rem;
    color: var(--accent);
    font-weight: 600;
}

.no-results {
    padding: 16px;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.view-all-results {
    display: block;
    text-align: center;
    padding: 12px;
    background: rgba(255, 255, 255, 0.2);
    color: var(--accent);
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    transition: background 0.2s;
}

/* Dropdown Menu Styles */
.nav-links li {
    position: relative;
}

.nav-links .sub-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background: var(--glass-bg);
    backdrop-filter: blur(18px) saturate(160%);
    -webkit-backdrop-filter: blur(18px) saturate(160%);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    padding: 10px;
    margin-top: 10px;
    list-style: none;
    z-index: 1002;
    transform-origin: top center;
    animation: fadeInScale 0.2s ease-out;
}

.nav-links li:hover>.sub-menu {
    display: block;
}

.nav-links .sub-menu li {
    margin: 0;
}

.nav-links .sub-menu a {
    display: block;
    padding: 10px 14px;
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.9rem;
    transition: all 0.2s;
}

.nav-links .sub-menu a:hover {
    background: rgba(255, 255, 255, 0.5);
    color: var(--accent);
    transform: translateX(4px);
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.95);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}