/**
 * ============================================
 * LEGO-THEMED NAVBAR STYLES
 * ============================================
 * Playful LEGO-inspired navigation bar
 */

/* ===== MAIN NAVBAR ===== */
.bt-premium-navbar.lego-navbar {
    background: linear-gradient(135deg,
        var(--lego-yellow) 0%,
        var(--lego-orange) 25%,
        var(--lego-turquoise) 50%,
        var(--lego-blue) 75%,
        var(--lego-green) 100%);
    background-size: 400% 400%;
    /* animation: lego-gradient-shift 15s ease infinite; */
    box-shadow: var(--lego-brick-shadow);
    border-bottom: 4px solid rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    margin: 0 !important;
    margin-top: 0 !important;
    padding: 0 !important;
    top: 0 !important;
}

@keyframes lego-gradient-shift {
    0%, 100% { background-position: 0% 50%; }
    25% { background-position: 50% 50%; }
    50% { background-position: 100% 50%; }
    75% { background-position: 50% 50%; }
}

/* ===== LOGO CONTAINER ===== */
.bt-premium-navbar.lego-navbar .bt-logo-container {
    position: relative;
    padding: 10px 15px;
    background: var(--lego-white);
    border-radius: var(--lego-radius-lg);
    box-shadow: var(--lego-brick-shadow);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: visible;
}

/* LEGO studs on logo container */
.bt-premium-navbar.lego-navbar .bt-logo-container::before {
    content: '';
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 30px);
    height: 12px;
    background-image: radial-gradient(circle, rgba(0, 0, 0, 0.05) 4px, transparent 4px);
    background-size: 20px 20px;
    background-position: center;
    background-repeat: repeat-x;
}

.bt-premium-navbar.lego-navbar .bt-logo-container:hover {
    transform: translateY(-5px) rotate(-2deg);
    box-shadow:
        0 2px 0 rgba(0, 0, 0, 0.1),
        0 4px 0 rgba(0, 0, 0, 0.1),
        0 6px 0 rgba(0, 0, 0, 0.1),
        0 8px 16px rgba(0, 0, 0, 0.2);
}

.bt-premium-navbar.lego-navbar .bt-logo-img {
    position: relative;
    z-index: 2;
    filter: drop-shadow(2px 2px 4px rgba(0, 0, 0, 0.1));
    transition: transform 0.3s ease;
}

.bt-premium-navbar.lego-navbar .bt-logo-container:hover .bt-logo-img {
    transform: scale(1.05);
}

/* ===== BRAND NAME ===== */
.bt-premium-navbar.lego-navbar .bt-brand-name {
    font-family: 'CandyCake', var(--lego-font-heading);
    font-weight: 400;
    font-size: 1.5rem;
    background: var(--lego-gradient-rainbow);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-size: 200% 100%;
    /* animation: lego-text-rainbow 5s ease infinite; */
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
}

@keyframes lego-text-rainbow {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

/* ===== NAVIGATION LINKS ===== */
.bt-premium-navbar.lego-navbar .bt-nav-link {
    position: relative;
    padding: var(--lego-space-sm) var(--lego-space-md);
    font-family: var(--lego-font-heading);
    font-weight: 700;
    color: var(--lego-white);
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--lego-radius-lg);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
    border: 2px solid transparent;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}

/* Mini LEGO studs on nav links */
.bt-premium-navbar.lego-navbar .bt-nav-link::before {
    content: '';
    position: absolute;
    top: 4px;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 20px);
    height: 6px;
    background-image: radial-gradient(circle, rgba(255, 255, 255, 0.3) 2px, transparent 2px);
    background-size: 10px 10px;
    background-position: center;
    background-repeat: repeat-x;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.bt-premium-navbar.lego-navbar .bt-nav-link:hover::before {
    opacity: 1;
}

.bt-premium-navbar.lego-navbar .bt-nav-link:hover {
    background: var(--lego-white);
    color: var(--lego-orange);
    transform: translateY(-3px);
    box-shadow: var(--lego-shadow-medium);
    border-color: var(--lego-orange);
    text-shadow: none;
}

.bt-premium-navbar.lego-navbar .bt-nav-link.active {
    background: var(--lego-white);
    color: var(--lego-blue);
    border-color: var(--lego-blue);
    box-shadow: var(--lego-shadow-medium);
    text-shadow: none;
}

.bt-premium-navbar.lego-navbar .bt-nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-top: 8px solid var(--lego-white);
}

/* ===== NAV ICONS ===== */
.bt-premium-navbar.lego-navbar .bt-nav-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: var(--lego-radius-sm);
    background: rgba(255, 255, 255, 0.2);
    margin-right: 8px;
    transition: all 0.3s ease;
}

.bt-premium-navbar.lego-navbar .bt-nav-link:hover .bt-nav-icon {
    background: var(--lego-orange);
    transform: rotate(360deg);
}

.bt-premium-navbar.lego-navbar .bt-nav-link.active .bt-nav-icon {
    background: var(--lego-blue);
}

/* ===== DROPDOWN MENU ===== */
.bt-premium-navbar.lego-navbar .bt-dropdown-menu {
    background: var(--lego-white);
    border-radius: var(--lego-radius-lg);
    box-shadow: var(--lego-brick-shadow);
    border: none;
    padding: var(--lego-space-sm);
    overflow: hidden;
}

.bt-premium-navbar.lego-navbar .bt-dropdown-menu::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 30px;
    background: var(--lego-gradient-rainbow);
    opacity: 0.1;
}

.bt-premium-navbar.lego-navbar .bt-dropdown-link {
    position: relative;
    padding: var(--lego-space-sm) var(--lego-space-md);
    color: var(--lego-black);
    border-radius: var(--lego-radius-md);
    transition: all 0.3s ease;
    font-family: var(--lego-font-heading);
    font-weight: 600;
}

.bt-premium-navbar.lego-navbar .bt-dropdown-link:hover {
    background: var(--lego-gradient-primary);
    color: var(--lego-black);
    transform: translateX(5px);
    padding-left: calc(var(--lego-space-md) + 5px);
}

.bt-premium-navbar.lego-navbar .bt-dropdown-link i {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 25px;
    height: 25px;
    background: var(--lego-light-gray);
    border-radius: var(--lego-radius-sm);
    margin-right: 8px;
    transition: all 0.3s ease;
}

.bt-premium-navbar.lego-navbar .bt-dropdown-link:hover i {
    background: var(--lego-white);
    transform: rotate(360deg);
}

/* ===== CTA BUTTON ===== */
.bt-premium-navbar.lego-navbar .bt-cta-button {
    position: relative;
    padding: var(--lego-space-sm) var(--lego-space-lg);
    background: var(--lego-white);
    color: var(--lego-orange);
    border-radius: var(--lego-radius-lg);
    font-family: var(--lego-font-heading);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    box-shadow: var(--lego-brick-shadow);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

/* LEGO studs on CTA button */
.bt-premium-navbar.lego-navbar .bt-cta-button::before {
    content: '';
    position: absolute;
    top: 5px;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 30px);
    height: 10px;
    background-image: radial-gradient(circle, rgba(255, 140, 66, 0.3) 3px, transparent 3px);
    background-size: 15px 15px;
    background-position: center;
    background-repeat: repeat-x;
}

.bt-premium-navbar.lego-navbar .bt-cta-button:hover {
    background: var(--lego-gradient-primary);
    color: var(--lego-black);
    transform: translateY(-5px) scale(1.05);
    box-shadow:
        0 2px 0 rgba(0, 0, 0, 0.1),
        0 4px 0 rgba(0, 0, 0, 0.1),
        0 6px 0 rgba(0, 0, 0, 0.1),
        0 8px 0 rgba(0, 0, 0, 0.1),
        0 12px 20px rgba(0, 0, 0, 0.25);
}

.bt-premium-navbar.lego-navbar .bt-cta-button:active {
    transform: translateY(-2px) scale(1);
}

.bt-premium-navbar.lego-navbar .bt-cta-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: var(--lego-orange);
    color: var(--lego-white);
    border-radius: var(--lego-radius-sm);
    margin-right: 8px;
    transition: all 0.3s ease;
}

.bt-premium-navbar.lego-navbar .bt-cta-button:hover .bt-cta-icon {
    background: var(--lego-white);
    color: var(--lego-orange);
    transform: rotate(360deg);
}

/* ===== SEARCH BUTTON ===== */
.bt-premium-navbar.lego-navbar .bt-search-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.25);
    color: var(--lego-white);
    border: none;
    border-radius: var(--lego-radius-lg);
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--lego-shadow-small);
    backdrop-filter: blur(10px);
}

.bt-premium-navbar.lego-navbar .bt-search-btn::before {
    content: '';
    position: absolute;
    top: 6px;
    width: 25px;
    height: 6px;
    background-image: radial-gradient(circle, rgba(255, 255, 255, 0.3) 2px, transparent 2px);
    background-size: 8px 8px;
}

.bt-premium-navbar.lego-navbar .bt-search-btn:hover {
    background: var(--lego-white);
    color: var(--lego-turquoise);
    transform: translateY(-3px) rotate(15deg);
    box-shadow: var(--lego-shadow-medium);
}

/* ===== MOBILE TOGGLE ===== */
.bt-premium-navbar.lego-navbar .bt-mobile-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 10px;
    background: rgba(255, 255, 255, 0.25);
    border: none;
    border-radius: var(--lego-radius-md);
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.bt-premium-navbar.lego-navbar .bt-hamburger-line {
    width: 25px;
    height: 3px;
    background: var(--lego-white);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.bt-premium-navbar.lego-navbar .bt-mobile-toggle:hover {
    background: var(--lego-white);
    transform: translateY(-2px);
}

.bt-premium-navbar.lego-navbar .bt-mobile-toggle:hover .bt-hamburger-line {
    background: var(--lego-orange);
}

/* Mobile toggle animation */
.bt-premium-navbar.lego-navbar .bt-mobile-toggle.active .bt-hamburger-line:nth-child(1) {
    transform: rotate(45deg) translateY(8px);
}

.bt-premium-navbar.lego-navbar .bt-mobile-toggle.active .bt-hamburger-line:nth-child(2) {
    opacity: 0;
}

.bt-premium-navbar.lego-navbar .bt-mobile-toggle.active .bt-hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translateY(-8px);
}

/* ===== MOBILE NAVIGATION ===== */
.bt-premium-navbar.lego-navbar .bt-mobile-nav {
    background: var(--lego-white);
    border-radius: var(--lego-radius-xl);
    margin-top: var(--lego-space-md);
    box-shadow: var(--lego-brick-shadow);
    overflow: hidden;
}

.bt-premium-navbar.lego-navbar .bt-mobile-menu {
    padding: var(--lego-space-lg);
}

.bt-premium-navbar.lego-navbar .bt-mobile-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: var(--lego-space-md);
    border-bottom: 3px solid var(--lego-light-gray);
    background: var(--lego-gradient-rainbow);
    background-clip: text;
    -webkit-background-clip: text;
}

.bt-premium-navbar.lego-navbar .bt-mobile-header h3 {
    font-family: var(--lego-font-heading);
    font-weight: 800;
    color: var(--lego-black);
}

.bt-premium-navbar.lego-navbar .bt-mobile-link {
    display: flex;
    align-items: center;
    padding: var(--lego-space-md);
    color: var(--lego-black);
    font-family: var(--lego-font-heading);
    font-weight: 600;
    border-radius: var(--lego-radius-lg);
    transition: all 0.3s ease;
    margin-bottom: var(--lego-space-xs);
}

.bt-premium-navbar.lego-navbar .bt-mobile-link:hover,
.bt-premium-navbar.lego-navbar .bt-mobile-link.active {
    background: var(--lego-gradient-primary);
    transform: translateX(10px);
    box-shadow: var(--lego-shadow-medium);
}

.bt-premium-navbar.lego-navbar .bt-mobile-link i {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 35px;
    height: 35px;
    background: var(--lego-light-gray);
    border-radius: var(--lego-radius-md);
    margin-right: var(--lego-space-sm);
    transition: all 0.3s ease;
}

.bt-premium-navbar.lego-navbar .bt-mobile-link:hover i {
    background: var(--lego-white);
    transform: rotate(360deg);
}

/* ===== LANGUAGE SWITCHER ===== */
.bt-premium-navbar.lego-navbar .bt-language-selector {
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--lego-radius-md);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.bt-premium-navbar.lego-navbar .bt-language-selector:hover {
    background: var(--lego-white);
    transform: translateY(-2px);
    box-shadow: var(--lego-shadow-small);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 991.98px) {
    .bt-premium-navbar.lego-navbar .bt-logo-container {
        padding: 8px 12px;
    }

    .bt-premium-navbar.lego-navbar .bt-brand-name {
        font-size: 1.2rem;
    }

    .bt-premium-navbar.lego-navbar .bt-cta-button {
        padding: var(--lego-space-xs) var(--lego-space-md);
        font-size: 0.85rem;
    }
}

/* ===== SEARCH OVERLAY ===== */
.bt-premium-navbar.lego-navbar + * .bt-search-overlay {
    background: var(--lego-gradient-rainbow);
}

.bt-premium-navbar.lego-navbar + * .bt-search-box {
    background: var(--lego-white);
    border-radius: var(--lego-radius-xl);
    box-shadow: var(--lego-brick-shadow);
    padding: var(--lego-space-lg);
}

.bt-premium-navbar.lego-navbar + * .bt-search-input {
    font-family: var(--lego-font-heading);
    border-radius: var(--lego-radius-lg);
    border: 3px solid var(--lego-light-gray);
    padding: var(--lego-space-md);
}

.bt-premium-navbar.lego-navbar + * .bt-search-input:focus {
    border-color: var(--lego-orange);
    box-shadow: 0 0 0 4px rgba(255, 140, 66, 0.2);
}