/**
 * IntelliShop – Navbar
 * Version 5.0 — clean, professional, well-balanced
 */

/* ============================================================
   1. SHELL
============================================================ */

.intellishop-navbar {
    background: rgba(49, 46, 129, 0.97);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.09);
    padding: 0;
    min-height: 51px;
    z-index: 1030;
}

.intellishop-navbar.scrolled {
    background: rgba(55, 48, 163, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.18);
    border-bottom-color: rgba(255, 255, 255, 0.07);
}

.intellishop-navbar .container-fluid {
    display: flex;
    align-items: center;
    min-height: 51px;
    gap: 0;
    padding-left: 1.25rem;
    padding-right: 1.25rem;
}

/* ============================================================
   2. BRAND
============================================================ */

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.42rem;
    font-size: 1.15rem;
    font-weight: 700;
    color: #ffffff !important;
    letter-spacing: -0.3px;
    padding: 0;
    margin-right: 1.5rem;
    flex-shrink: 0;
    text-decoration: none;
    transition: opacity 0.2s ease;
}

.navbar-brand:hover { opacity: 0.85; }

.navbar-brand i {
    font-size: 1.2rem;
    color: #ffd700;
    filter: drop-shadow(0 1px 5px rgba(255, 215, 0, 0.45));
    transition: transform 0.25s ease;
}

.navbar-brand:hover i { transform: rotate(-8deg) scale(1.1); }

.brand-name {
    font-weight: 700;
    letter-spacing: -0.3px;
    color: #ffffff;
}

.navbar-logo-img {
    height: 30px;
    width: auto;
    max-width: 140px;
    object-fit: contain;
    display: block;
    filter: brightness(1.05);
    transition: filter 0.2s ease, transform 0.2s ease;
}

.navbar-brand:hover .navbar-logo-img {
    filter: brightness(1.12);
    transform: scale(1.02);
}

/* ============================================================
   3. COLLAPSE WRAPPER
============================================================ */

.navbar-collapse {
    display: flex !important;
    align-items: center;
    flex: 1 1 0;
    min-width: 0;
}

/* ============================================================
   4. NAV LINKS
============================================================ */

.nav-links-group {
    display: flex;
    align-items: center;
    flex-direction: row;
    flex-shrink: 0;
    gap: 0;
    margin: 0;
    padding: 0;
    list-style: none;
}

.nav-links-group .nav-item { list-style: none; }

.nav-links-group .nav-link {
    display: flex;
    align-items: center;
    gap: 0.32rem;
    color: rgba(255, 255, 255, 0.92) !important;
    font-size: 0.84rem;
    font-weight: 500;
    letter-spacing: 0.01em;
    padding: 0.38rem 0.8rem !important;
    border-radius: 0;
    white-space: nowrap;
    position: relative;
    text-decoration: none;
    transition: color 0.15s ease;
}

.nav-links-group .nav-link i {
    font-size: 0.75rem;
    opacity: 0.80;
    flex-shrink: 0;
    transition: opacity 0.15s ease;
}

/* Bottom border indicator — full height, clean */
.nav-links-group .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 60%;
    height: 2px;
    background: #ffd700;
    border-radius: 2px 2px 0 0;
    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-links-group .nav-link:hover {
    color: #ffffff !important;
}

.nav-links-group .nav-link:hover i { opacity: 1; }

.nav-links-group .nav-link:hover::after {
    transform: translateX(-50%) scaleX(1);
}

/* Active */
.nav-links-group .nav-link.active {
    color: #ffffff !important;
    font-weight: 600;
}

.nav-links-group .nav-link.active i { opacity: 1; }

.nav-links-group .nav-link.active::after {
    transform: translateX(-50%) scaleX(1);
    background: #ffd700;
}

/* ============================================================
   5. SEARCH BAR
============================================================ */

.navbar-search-wrap {
    flex: 1 1 0;
    min-width: 120px;
    max-width: 360px;
    margin: 0 1rem;
    position: relative;
}

.navbar-search-form { width: 100%; }

.navbar-search-inner {
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 255, 255, 0.07);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 25px;
    height: 33px;
    padding: 0 5px 0 14px;
    transition: background 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
    overflow: hidden;
}

.navbar-search-inner:focus-within {
    background: rgba(255, 255, 255, 0.10);
    border-color: rgba(102, 126, 234, 0.70);
    box-shadow: none;
}

.navbar-search-icon {
    color: rgba(255, 255, 255, 0.40);
    font-size: 0.72rem;
    flex-shrink: 0;
    pointer-events: none;
    transition: color 0.18s ease;
}

.navbar-search-inner:focus-within .navbar-search-icon {
    color: rgba(102, 126, 234, 0.90);
}

.navbar-search-input {
    flex: 1 1 0;
    min-width: 0;
    background: transparent;
    border: none;
    outline: none;
    color: #ffffff;
    font-size: 0.8rem;
    font-weight: 400;
    padding: 0;
    caret-color: #667eea;
}

.navbar-search-input::placeholder {
    color: rgba(255, 255, 255, 0.28);
    font-size: 0.8rem;
}

/* Submit button — integrated, not floating */
.navbar-search-btn {
    flex-shrink: 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    border-radius: 50%;
    width: 25px;
    height: 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 0.58rem;
    cursor: pointer;
    transition: opacity 0.15s ease, transform 0.15s ease;
    opacity: 0.85;
}

.navbar-search-btn:hover {
    opacity: 1;
    transform: scale(1.08);
}

/* Search dropdown */
.navbar-search-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.16);
    border: 1px solid rgba(0, 0, 0, 0.06);
    z-index: 2000;
    overflow: hidden;
    display: none;
    animation: nsdFadeIn 0.16s ease;
}

.navbar-search-dropdown.nsd-visible { display: block; }

@keyframes nsdFadeIn {
    from { opacity: 0; transform: translateY(-6px); }
    to   { opacity: 1; transform: translateY(0); }
}

.nsd-inner {
    max-height: 380px;
    overflow-y: auto;
    overscroll-behavior: contain;
}

.nsd-item {
    display: flex;
    align-items: center;
    gap: 11px;
    padding: 9px 13px;
    cursor: pointer;
    text-decoration: none;
    color: #1e1e2e;
    border-bottom: 1px solid rgba(0, 0, 0, 0.04);
    transition: background 0.13s ease;
}

.nsd-item:last-child { border-bottom: none; }
.nsd-item:hover, .nsd-item.nsd-focused { background: #f5f3ff; }

.nsd-thumb {
    width: 40px;
    height: 40px;
    border-radius: 7px;
    object-fit: cover;
    flex-shrink: 0;
    background: #f3f4f6;
}

.nsd-thumb-placeholder {
    width: 40px;
    height: 40px;
    border-radius: 7px;
    background: linear-gradient(135deg, #f3f4f6, #e5e7eb);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: #9ca3af;
    font-size: 1rem;
}

.nsd-text { flex: 1 1 0; min-width: 0; }

.nsd-name {
    font-size: 0.8375rem;
    font-weight: 600;
    color: #1e1e2e;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.35;
}

.nsd-name mark {
    background: transparent;
    color: #667eea;
    font-weight: 700;
    padding: 0;
}

.nsd-cat {
    font-size: 0.725rem;
    color: #9ca3af;
    margin-top: 1px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.nsd-price {
    font-size: 0.8rem;
    font-weight: 700;
    color: #667eea;
    flex-shrink: 0;
    white-space: nowrap;
}

.nsd-status {
    padding: 14px;
    font-size: 0.8rem;
    color: #9ca3af;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
}

.nsd-footer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 9px 13px;
    font-size: 0.8rem;
    font-weight: 600;
    color: #667eea;
    background: #f9f8ff;
    border-top: 1px solid rgba(102, 126, 234, 0.10);
    text-decoration: none;
    transition: background 0.14s ease, color 0.14s ease;
}

.nsd-footer:hover { background: #ede9fe; color: #764ba2; }

/* ============================================================
   6. RIGHT ACTIONS
============================================================ */

.nav-actions-group {
    display: flex;
    align-items: center;
    flex-direction: row;
    flex-shrink: 0;
    gap: 0.2rem;
    margin: 0;
    padding: 0;
    list-style: none;
    margin-left: auto;
}

.nav-actions-group .nav-item { list-style: none; }

/* Shared base */
.nav-actions-group .nav-link {
    display: flex;
    align-items: center;
    gap: 0.32rem;
    font-size: 0.84rem;
    font-weight: 500;
    white-space: nowrap;
    text-decoration: none;
    border-radius: 6px;
    padding: 0.38rem 0.8rem !important;
    transition: color 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}

.nav-actions-group .nav-link i {
    font-size: 0.75rem;
    flex-shrink: 0;
}

/* Login — plain text link style */
.nav-login-btn {
    color: rgba(255, 255, 255, 0.92) !important;
    background: transparent;
    border: none;
}

.nav-login-btn:hover {
    color: #ffffff !important;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 6px;
}

/* Register — subtle outlined */
.nav-register-btn {
    color: rgba(255, 255, 255, 0.88) !important;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.25) !important;
    border-radius: 6px !important;
}

.nav-register-btn:hover {
    color: #ffffff !important;
    background: rgba(255, 255, 255, 0.07);
    border-color: rgba(255, 255, 255, 0.45) !important;
}

/* User dropdown */
.nav-user-btn {
    color: rgba(255, 255, 255, 0.88) !important;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.18) !important;
    border-radius: 6px !important;
}

.nav-user-btn:hover {
    color: #ffffff !important;
    background: rgba(255, 255, 255, 0.09);
    border-color: rgba(255, 255, 255, 0.32) !important;
}

/* Cart — solid gold button matching screenshot style */
.nav-cart-btn {
    position: relative;
    color: #1a1a2e !important;
    background: #ffd700 !important;
    border: none !important;
    font-weight: 600;
    padding: 0 !important;
    width: 42px;
    height: 36px;
    border-radius: 8px !important;
    overflow: visible;
    display: flex !important;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-left: 0.6rem;
    transition: background 0.18s ease, transform 0.15s ease, box-shadow 0.18s ease !important;
    box-shadow: 0 2px 8px rgba(255, 215, 0, 0.35);
}

.nav-cart-btn i {
    color: #1a1a2e !important;
    font-size: 0.9rem;
    line-height: 1;
}

/* Hide "Cart" text — icon-only button like screenshot */
.nav-cart-btn .cart-text {
    display: none !important;
}

.nav-cart-btn:hover {
    color: #1a1a2e !important;
    background: #ffe033 !important;
    border: none !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(255, 215, 0, 0.50) !important;
}

.nav-cart-btn:hover i { color: #1a1a2e !important; }

.nav-cart-btn.active {
    color: #1a1a2e !important;
    background: #ffd700 !important;
    border: none !important;
    box-shadow: 0 2px 10px rgba(255, 215, 0, 0.45) !important;
}

.nav-cart-btn:focus,
.nav-cart-btn:active {
    color: #1a1a2e !important;
    background: #ffd700 !important;
    border: none !important;
    transform: none;
    box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.30) !important;
}

/* Cart badge */
.cart-badge {
    position: absolute;
    top: -6px;
    right: -6px;
    background: #ff4757;
    color: #ffffff;
    font-size: 0.56rem;
    font-weight: 700;
    padding: 0.1rem 0.28rem;
    border-radius: 8px;
    min-width: 16px;
    text-align: center;
    line-height: 1.4;
    box-shadow: 0 1px 5px rgba(255, 71, 87, 0.50);
    border: 1.5px solid rgba(48, 43, 99, 0.85);
    animation: pulse-badge 2.4s ease-in-out infinite;
}

@keyframes pulse-badge {
    0%, 100% { transform: scale(1); }
    50%       { transform: scale(1.10); }
}

/* ============================================================
   7. DROPDOWN MENU
============================================================ */

.dropdown-menu {
    border: none;
    border-radius: 10px;
    box-shadow: 0 6px 28px rgba(0, 0, 0, 0.14);
    margin-top: 0.45rem !important;
    background: #ffffff;
    min-width: 185px;
    padding: 0.35rem;
    animation: nsdFadeIn 0.15s ease;
}

.dropdown-item {
    display: flex;
    align-items: center;
    padding: 0.5rem 0.85rem;
    font-size: 0.84rem;
    font-weight: 500;
    color: #2d2d3a;
    border-radius: 6px;
    margin: 0.04rem 0;
    transition: background 0.13s ease, color 0.13s ease;
    text-decoration: none;
}

.dropdown-item:hover {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: #ffffff;
}

.dropdown-item i { width: 16px; text-align: center; font-size: 0.78rem; }

.dropdown-divider {
    margin: 0.3rem 0.65rem;
    border-color: rgba(0, 0, 0, 0.07);
}

/* ============================================================
   8. MOBILE TOGGLE
============================================================ */

.navbar-toggler {
    border: 1px solid rgba(255, 255, 255, 0.22);
    padding: 0.3rem 0.48rem;
    border-radius: 6px;
    transition: all 0.15s ease;
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.15);
    outline: none;
}

.navbar-toggler:hover {
    background: rgba(255, 255, 255, 0.07);
    border-color: rgba(255, 255, 255, 0.35);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255,255,255,0.85%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* ============================================================
   9. SPACER
============================================================ */

.navbar-spacer { height: 51px; }

/* ============================================================
   10. RESPONSIVE — TABLET / COLLAPSED
============================================================ */

@media (max-width: 991.98px) {

    .intellishop-navbar,
    .intellishop-navbar .container-fluid { min-height: 51px; }

    .navbar-collapse {
        display: block !important;
        flex-direction: column;
        align-items: stretch;
        background: rgba(30, 27, 75, 0.98);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        border-radius: 10px;
        margin-top: 0.5rem;
        padding: 0.75rem 0.875rem;
        border: 1px solid rgba(255, 255, 255, 0.09);
        animation: slideDown 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .navbar-collapse.collapsing { animation: none; }

    @keyframes slideDown {
        from { opacity: 0; transform: translateY(-8px); }
        to   { opacity: 1; transform: translateY(0); }
    }

    .navbar-search-wrap {
        max-width: 100%;
        width: 100%;
        margin: 0 0 0.5rem;
    }

    .navbar-search-inner { height: 38px; }

    .navbar-search-dropdown {
        position: fixed;
        top: auto;
        left: 10px;
        right: 10px;
        width: auto;
    }

    .nav-links-group,
    .nav-actions-group {
        flex-direction: column;
        align-items: stretch;
        gap: 0.05rem;
        margin-left: 0 !important;
        width: 100%;
    }

    .nav-links-group .nav-link,
    .nav-actions-group .nav-link {
        padding: 0.62rem 0.875rem !important;
        border-radius: 7px;
        font-size: 0.9rem;
        justify-content: flex-start;
    }

    /* On mobile use background hover instead of underline */
    .nav-links-group .nav-link::after { display: none; }

    .nav-links-group .nav-link:hover,
    .nav-links-group .nav-link.active {
        background: rgba(255, 255, 255, 0.07) !important;
    }

    .nav-actions-group .nav-link:hover {
        background: rgba(255, 255, 255, 0.07) !important;
        transform: none !important;
        box-shadow: none !important;
    }

    .nav-actions-group {
        margin-top: 0.4rem;
        padding-top: 0.4rem;
        border-top: 1px solid rgba(255, 255, 255, 0.07);
    }

    .nav-cart-btn .cart-text { display: none !important; }
    .nav-cart-btn {
        width: 38px;
        height: 38px;
        border: none !important;
        border-radius: 8px !important;
        align-self: flex-start;
    }

    .navbar-spacer { height: 51px; }
}

/* ============================================================
   11. SMALL PHONES
============================================================ */

@media (max-width: 575.98px) {
    .navbar-brand { font-size: 1rem; margin-right: 0.5rem; }
    .brand-name   { font-size: 0.95rem; }
    .navbar-logo-img { height: 26px; }
    .navbar-spacer { height: 51px; }
}

/* ============================================================
   12. ACCESSIBILITY
============================================================ */

.nav-links-group .nav-link:focus-visible,
.nav-actions-group .nav-link:focus-visible,
.navbar-brand:focus-visible,
.navbar-toggler:focus-visible,
.navbar-search-btn:focus-visible {
    outline: 2px solid rgba(255, 215, 0, 0.55);
    outline-offset: 2px;
    border-radius: 5px;
}

.nav-links-group .nav-link:focus:not(:focus-visible),
.nav-actions-group .nav-link:focus:not(:focus-visible),
.navbar-brand:focus:not(:focus-visible),
.navbar-toggler:focus:not(:focus-visible),
.navbar-search-btn:focus:not(:focus-visible) {
    outline: none;
    box-shadow: none;
}

@media (prefers-reduced-motion: reduce) {
    .intellishop-navbar,
    .nav-links-group .nav-link,
    .nav-actions-group .nav-link,
    .cart-badge,
    .dropdown-item,
    .navbar-toggler,
    .navbar-collapse,
    .navbar-search-inner,
    .navbar-search-btn {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

@media (prefers-contrast: high) {
    .intellishop-navbar { background: #000080; border-bottom: 2px solid #ffffff; }
    .nav-links-group .nav-link,
    .nav-actions-group .nav-link { color: #ffffff !important; }
}