/* Modern Material Design Header Styles */
:root {
    --primary-color: #2196F3;
    --primary-dark: #1976D2;
    --secondary-color: #FF5722;
    --accent-color: #4CAF50;
    --text-primary: #212121;
    --text-secondary: #757575;
    --divider-color: #BDBDBD;
    --background-light: #FAFAFA;
    --white: #FFFFFF;
    --shadow-1: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
    --shadow-2: 0 3px 6px rgba(0,0,0,0.16), 0 3px 6px rgba(0,0,0,0.23);
    --shadow-3: 0 10px 20px rgba(0,0,0,0.19), 0 6px 6px rgba(0,0,0,0.23);
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* Reset and Base Styles */
.site-header {
    position: relative;
    z-index: 1000;
    font-family:'Smooch Sans';
}

/* Header Top */
.header-top {
    background-image: linear-gradient(to Bottom, #53A6D8, #2D82B5);
    color: var(--white);
    padding: 8px 0;
    font-size: 18px;
}

.header-top .contact-info {
    display: flex;
    gap: 20px;
    align-items: center;
}

.header-top .contact-info i {
    color: rgba(255, 255, 255, 0.8);
}

.header-top a {
    color: var(--white);
    text-decoration: none;
    transition: var(--transition);
}

.header-top a:hover {
    color: rgba(255, 255, 255, 0.8);
}

.header-top .auth-links {
    text-align:right!important;
}

.header-top .auth-links a {
    padding: 4px 8px;
    border-radius: 4px;
    transition: var(--transition);
}

.header-top .auth-links a:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* Header Middle */
.header-middle {
    background: var(--white);
    padding: 16px 0;
    box-shadow: var(--shadow-1);
}

.header-middle .logo img {
    max-height: 50px;
    transition: var(--transition);
}

.header-middle .logo:hover img {
    transform: scale(1.05);
}

/* Search Form */
.search-form {
    position: relative;
}

.search-form .input-group {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow-1);
    transition: var(--transition);
}

.search-form .input-group:focus-within {
    box-shadow: var(--shadow-2);
    transform: translateY(-1px);
}

.search-form .form-control {
    border: none;
    padding: 12px 20px;
    font-size: 20px;
    background: var(--background-light);
    border-radius: 10px 0 0 10px;
}

.search-form .form-control:focus {
    box-shadow: none;
    background: var(--white);
}

.search-form .btn {
    border: none;
    padding: 12px 20px;
    background-image: linear-gradient(to Bottom, #53A6D8, #2D82B5);
    border-radius: 0 10px 10px 0;
    transition: var(--transition);
}

.search-form .btn:hover {
    background: var(--primary-dark);
    transform: scale(1.05);
}

/* CTA Buttons */
.cta-buttons {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    align-items: center;
    
}

.cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    border-radius: 20px;
    text-decoration: none;
    font-weight: 500;
    font-size: 18px;
    transition: var(--transition);
    box-shadow: var(--shadow-1);
    border: none;
    cursor: pointer;
}

.cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-2);
    text-decoration: none;
}

.cta-btn-primary {
    background: var(--primary-color);
    color: var(--white);
}

.cta-btn-primary:hover {
    background: var(--primary-dark);
    color: var(--white);
}

.cta-btn-secondary {
    background: var(--secondary-color);
    color: var(--white);
}

.cta-btn-secondary:hover {
    background: #E64A19;
    color: var(--white);
}

.cta-btn-success {
    background: var(--accent-color);
    color: var(--white);
}

.cta-btn-success:hover {
    background: #388E3C;
    color: var(--white);
}

/* Header Bottom */
.header-bottom {
    background: #fafbfb;
    border-top: 1px solid #f1f1f1;
    padding: 0;
    position: sticky;
    top: 0;
    z-index: 999;
    box-shadow: var(--shadow-1);
}

.header-bottom .navbar {
    padding: 0;
}

/* Category Button */
.category-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px 10px 20px;
    background-image: linear-gradient(to Bottom, #53A6D8, #2D82B5);
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    border-radius: 10px;
    transition: var(--transition);
    position: relative;
    text-shadow:0 2px 4px rgba(0, 0, 0, 0.5);
    font-size:20px;
}

.category-btn:hover {
    background: var(--primary-dark);
    color: var(--white);
    text-decoration: none;
}

.category-menu-container {
    position: relative;
}

/* Vertical Menu */
.vertical-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--white);
    min-width: 210px;
    box-shadow: var(--shadow-3);
    border-radius: 0 0 10px 10px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition);
    z-index: 1000;
    list-style: none;
    margin: 0;
    padding: 8px 0;
}

.category-menu-container:hover .vertical-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.vertical-menu-item {
    position: relative;
}

.vertical-menu-link {
    display: flex;
    align-items: center;
    padding: 5px 20px;
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition);
    border-left: 3px solid transparent;
    border-bottom: 1px solid #e0e0e0;
}

.vertical-menu-link:hover {
    background: var(--background-light);
    color: var(--primary-color);
    border-left-color: var(--primary-color);
    text-decoration: none;
}

.vertical-menu-link i {
    color: var(--primary-color);
    width: 20px;
}

/* Main Navigation */
.main-navigation {
    position: relative;
}

.navbar-nav {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 8px;
    margin: 0;
    padding: 0;
    list-style: none;
    
}

.navbar-nav .nav-item {
    position: relative;
    margin: 0;
    
}

.navbar-nav .nav-link {
    display: inline-flex;
    align-items: center;
    padding: 10px 20px 10px 20px;
    color: var(--text-primary);
    font-weight: 500;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    text-decoration: none;
    border-radius: 10px;
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, transparent 0%, transparent 100%);
    font-size: 20px;
    
}

.navbar-nav .nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background-image: linear-gradient(to Bottom, #53A6D8, #2D82B5);
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    z-index: -1;
    border-radius: 10px;
}

.navbar-nav .nav-link:hover::before,
.navbar-nav .nav-link.active::before {
    left: 0;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(33, 150, 243, 0.3);
    border-color: var(--primary-color);
}

.navbar-nav .nav-link i {
    margin-right: 8px;
    font-size: 18px;
    transition: all 0.3s ease;
}

.navbar-nav .nav-link:hover i {
    transform: scale(1.1) rotate(5deg);
}

/* Hiệu ứng ripple khi click */
.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.navbar-nav .nav-link:active::after {
    width: 300px;
    height: 300px;
}

/* Hiệu ứng glow cho active item */
.navbar-nav .nav-link.active {
    box-shadow: 0 0 20px rgba(33, 150, 243, 0.4), 0 8px 25px rgba(33, 150, 243, 0.3);
    animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
    from {
        box-shadow: 0 0 20px rgba(33, 150, 243, 0.4), 0 8px 25px rgba(33, 150, 243, 0.3);
    }
    to {
        box-shadow: 0 0 30px rgba(33, 150, 243, 0.6), 0 12px 35px rgba(33, 150, 243, 0.4);
    }
}

/* Header Contact Button Animations */
@keyframes gradientFlow {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

@keyframes gradientFlowHover {
    0% {
        background-position: 0% 50%;
        transform: translateY(-3px) scale(1.02);
    }
    25% {
        transform: translateY(-4px) scale(1.03);
    }
    50% {
        background-position: 100% 50%;
        transform: translateY(-3px) scale(1.02);
    }
    75% {
        transform: translateY(-4px) scale(1.03);
    }
    100% {
        background-position: 0% 50%;
        transform: translateY(-3px) scale(1.02);
    }
}

@keyframes gradientFlowSuccess {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

@keyframes gradientFlowSuccessHover {
    0% {
        background-position: 0% 50%;
        transform: translateY(-3px) scale(1.02);
    }
    25% {
        transform: translateY(-4px) scale(1.03);
    }
    50% {
        background-position: 100% 50%;
        transform: translateY(-3px) scale(1.02);
    }
    75% {
        transform: translateY(-4px) scale(1.03);
    }
    100% {
        background-position: 0% 50%;
        transform: translateY(-3px) scale(1.02);
    }
}

/* Header Contact Buttons */
.header-contact-button {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 10px 25px;
    background: linear-gradient(45deg, #E69D45, #D45769, #E69D45, #D45769);
    background-size: 300% 300%;
    color: #ffffff;
    text-decoration: none;
    border: none;
    border-radius: 5px;
    font-size: 18px;
    font-weight: 500;
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    box-shadow: 0 2px 8px rgba(250, 197, 148, 0.3);
    position: relative;
    overflow: hidden;
    animation: gradientFlow 4s ease-in-out infinite;
    box-shadow: 0 3px 10px rgba(102, 126, 234, 0.25);
}

.header-contact-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.header-contact-button::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.2) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    transition: all 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
    border-radius: 50%;
}

.header-contact-button:hover::before {
    left: 100%;
}

.header-contact-button:hover::after {
    width: 200px;
    height: 200px;
}

.header-contact-button:hover {
    background: linear-gradient(45deg, #53A6D8, #2D82B5, #53A6D8, #2D82B5);
    background-size: 300% 300%;
    color: #ffffff;
    text-decoration: none;
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 25px rgba(83, 166, 216, 0.4);
    animation: gradientFlowHover 2s ease-in-out infinite;
}



.header-contact-button .icon {
    font-size: 20px;
    flex-shrink: 0;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3), 0 1px 2px rgba(0, 0, 0, 0.2);
}

.header-contact-button .text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
    text-align: left;
}

.header-contact-button .text .label {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 1px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3), 0 1px 2px rgba(0, 0, 0, 0.2);
}

.header-contact-button .text .number {
    font-size: 24px;
    font-weight: 800;
    opacity: 0.9;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3), 0 1px 2px rgba(0, 0, 0, 0.2);
    letter-spacing:2px;
}

/* Action Buttons */
.action-buttons {
    display: flex;
    gap: 8px;
    align-items: center;
    justify-content: flex-end;
    margin-left: auto;
}

.action-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px;
    background-image: linear-gradient(to Bottom, #53A6D8, #2D82B5);
    
    color: #ffffff;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 500;
    font-size: 20px;
    transition: var(--transition);
    
    margin-top:5px;
    margin-bottom: 5px;
    animation: gradientShift 4s ease infinite;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.action-btn:hover {
    color: #ffffff;
    text-decoration: none;
    transform: translateY(-1px);
    box-shadow: 0 3px 10px rgba(102, 126, 234, 0.25);
    animation-duration: 2s;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.cart-btn {
    position: relative;
    background-image: linear-gradient(to Bottom, #53A6D8, #2D82B5);
    
    color: #ffffff;
    border: none;
    animation: gradientShift 5s ease infinite;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.cart-btn:hover {
    
    background-size: 400% 400%;
    color: #ffffff;
    border: none;
    animation-duration: 2.5s;
    transform: translateY(-1px);
    box-shadow: 0 3px 10px rgba(102, 126, 234, 0.25);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--secondary-color);
    color: var(--white);
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    font-weight: bold;
}

/* Mobile Styles */
@media (max-width: 991.98px) {
    .header-top {
        display: none;
    }
    
    .header-middle {
        padding: 12px 0;
    }
    
    .header-middle .row {
        align-items: center;
    }
    
    .mobile-header-row {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 12px 0;
    }
    
    .mobile-menu-toggle {
        background: none;
        border: none;
        font-size: 24px;
        color: var(--text-primary);
        padding: 8px;
    }
    
    .mobile-logo {
        flex: 1;
        text-align: center;
    }
    
    .mobile-logo img {
        max-height: 40px;
    }
    
    .mobile-cart {
        position: relative;
    }
    
    .mobile-search-row {
        padding: 12px 0;
        border-top: 1px solid var(--divider-color);
    }
    
    .cta-buttons {
        display: flex;
        flex-direction: column;
        gap: 8px;
        margin-top: 12px;
    }
    
    .header-contact-button {
        font-size: 16px;
        padding: 8px 16px;
    }
    
    .header-contact-button .text .label {
        font-size: 18px;
    }
    
    .header-contact-button .text .number {
        font-size: 20px;
    }
    
    .action-buttons {
        display: none;
    }
    
    .category-menu-container {
        display: none;
    }
    
    .navbar-collapse {
        display: none;
    }
}

/* Mobile Menu Overlay */
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1998;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-sidebar {
    position: fixed;
    top: 0;
    left: -300px;
    width: 300px;
    height: 100%;
    background: var(--white);
    z-index: 1999;
    transition: var(--transition);
    box-shadow: var(--shadow-3);
    overflow-y: auto;
}

.mobile-menu-sidebar.active {
    left: 0;
}

.mobile-menu-header {
    padding: 20px;
    background: var(--primary-color);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.mobile-menu-close {
    background: none;
    border: none;
    color: var(--white);
    font-size: 24px;
    padding: 0;
}

.mobile-menu-content {
    padding: 20px 0;
}

.mobile-menu-item {
    border-bottom: 1px solid var(--divider-color);
}

.mobile-menu-link {
    display: flex;
    align-items: center;
    padding: 16px 0px;
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition);
}

.mobile-menu-link:hover {
    background: var(--background-light);
    color: var(--primary-color);
    text-decoration: none;
}

.mobile-menu-link i {
    margin-right: 12px;
    color: var(--primary-color);
    width: 20px;
}

/* Mobile Menu Item Wrapper */
.mobile-menu-item-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
}

.mobile-menu-item.has-submenu .mobile-menu-link {
    flex: 1;
    padding: 16px 0;
}

/* Mobile Submenu Toggle */
.mobile-submenu-toggle {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 16px;
    padding: 8px;
    cursor: pointer;
    transition: var(--transition);
    border-radius: 50%;
}

.mobile-submenu-toggle:hover {
    background: var(--background-light);
    color: var(--primary-color);
}

.mobile-submenu-toggle i {
    transition: transform 0.3s ease;
}

/* Mobile Submenu */
.mobile-submenu {
    background: var(--background-light);
    border-left: 3px solid var(--primary-color);
    margin: 0;
    padding: 0;
    animation: slideDown 0.3s ease-out;
}

.mobile-submenu-item {
    border-bottom: 1px solid rgba(189, 189, 189, 0.3);
}

.mobile-submenu-item:last-child {
    border-bottom: none;
}

.mobile-submenu-link {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
    font-size: 14px;
}

.mobile-submenu-link:hover {
    background: var(--white);
    color: var(--primary-color);
    text-decoration: none;
    padding-left: 24px;
}

.mobile-submenu-link i {
    margin-right: 8px;
    color: var(--primary-color);
    width: 16px;
    font-size: 12px;
}

/* Submenu Animation */
@keyframes slideDown {
    from {
        opacity: 0;
        max-height: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        max-height: 500px;
        transform: translateY(0);
    }
}

/* Animations */
@keyframes slideInDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        transform: translateY(20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.header-bottom {
    animation: slideInDown 0.3s ease-out;
}

.vertical-menu {
    animation: fadeInUp 0.3s ease-out;
}

/* Responsive Design */
@media (max-width: 575.98px) {
    .mobile-logo img {
        max-height: 35px;
    }
    
    .search-form .form-control {
        font-size: 16px;
        padding: 10px 16px;
    }
    
    .cta-btn {
        padding: 8px 12px;
        font-size: 13px;
    }
}

@media (min-width: 992px) {
    .mobile-header-row,
    .mobile-search-row,
    .mobile-menu-overlay,
    .mobile-menu-sidebar {
        display: none !important;
    }
}