:root {
    --bs-blue-light: #99c2ff;
    --bs-primary-rgb: 13, 110, 253;
    --bs-light-rgb: 248, 249, 250;
    --bs-dark-rgb: 33, 37, 41;
}
/* Search Input Styles */
#search-input {
    min-width: 280px;
    width: auto;
}

/* Navbar Styles */
.navbar {
    background: var(--bs-primary) !important;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 15px 20px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.navbar .navbar-brand,
.navbar .nav-link {
    color: #fff;
}

.navbar .nav-link:hover,
.navbar .nav-link:focus {
    color: rgba(255, 255, 255, 0.85);
}

.navbar .nav-link.active {
    color: #fff;
    font-weight: 700;
}

.navbar .navbar-toggler {
    border-color: rgba(255, 255, 255, 0.6);
}

.navbar .navbar-toggler-icon {
    filter: invert(1);
}

.navbar-brand {
    font-weight: bold;
    font-size: 24px;
}

.navbar .container-fluid {
    position: relative;
    flex-wrap: wrap;
}

.navbar-nav {
    gap: 1.5rem;
}

@media (min-width: 992px) {
    #navbarNav {
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
        margin: 0;
    }
}

.navbar-nav .nav-link {
    font-size: 18px;
    font-weight: 500;
}

#search-form .btn {
    background: #fff;
    color: var(--bs-primary);
    border-color: #fff;
}

#search-form .btn:hover {
    background: rgba(255, 255, 255, 0.9);
}

@media (max-width: 768px) {
    #search-input {
        min-width: 150px;
    }
    .navbar-brand {
        font-size: 20px;
    }
}

@media (max-width: 576px) {
    #search-form {
        margin-top: 10px;
        width: 100%;
    }
    #search-input {
        min-width: 0;
        width: 100%;
    }
    .navbar {
        padding: 10px;
    }
}

/* Card Styles */
.card {
    margin-bottom: 20px;
    box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2);
    max-width: 250px;
    margin: auto;
    text-align: center;
    font-family: arial;
    background-color: var(--bs-blue-light);
}

/* Heading Section Styles */
.heading {
    position: relative;
    height: 80vh;
    min-height: 300px;
    margin-top: 76px;
    background-image: url('../assets/img/online-shopping.png');
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--bs-white);
}

.heading::before {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
}

.heading h2 {
    position: relative;
    z-index: 1;
    font-size: clamp(1.5rem, 3.5vw, 3rem);
    margin: 0;
    padding: 0 1rem;
}

.heading h2,
.heading p {
    margin: 0.25rem 0;
    text-align: center;
}

.heading p.lead {
    max-width: 900px;
}

.heading .btn {
    margin-top: 0.75rem;
}

.head-btn {
    border: none;
    padding: 0.75rem 1.5rem;
    font-size: 1.25rem;
    border-radius: 5px;
}

@media (max-width: 576px) {
    .heading {
        padding: 1.5rem 0.5rem;
    }
    .heading h2 {
        font-size: 1.5rem;
    }
}

/* Footer Styles */
.footer {
    background: url('../assets/img/footer.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: var(--bs-light);
    width: 100%;
    padding: 40px 0 20px;
}

.footer-container {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
    align-items: flex-start;
}

.footer-col {
    flex: 1 1 200px;
    min-width: 180px;
}

.footer-col h4 {
    margin: 0 0 0.75rem 0;
    font-size: 1.05rem;
}

.footer-col p,
.footer-col li {
    color: var(--bs-light);
    margin: 0 0 0.5rem 0;
    line-height: 1.45;
    font-size: 0.95rem;
}

.footer-col ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-col ul li {
    margin-bottom: 0.5rem;
}

.footer a {
    color: var(--bs-light);
    text-decoration: none;
}

.footer a:hover {
    text-decoration: underline;
}

.social-links a {
    display: inline-block;
    margin-right: 0.5rem;
    padding: 6px 8px;
    background: rgba(255, 255, 255, 0.04);
    border-radius: 4px;
}

.footer-bottom {
    text-align: center;
    padding: 12px 0;
    margin-top: 12px;
    font-size: 0.9rem;
    color: var(--bs-light);
    background: rgba(0, 0, 0, 0.06);
}

@media (max-width: 768px) {
    .footer-container {
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
    }
    .footer-col {
        min-width: 100%;
    }
}

/* About Section Styles */
.about {
    padding: 50px 0;
    background-color: var(--bs-light);
}

.about h2 {
    text-align: center;
    margin-bottom: 56px;
}

.about p {
    text-align: justify;
}

.about .row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.left-content {
    flex: 1;
    padding-right: 20px;
}

.right-content {
    flex: 1;
    text-align: center;
}

.right-content img {
    max-width: 100%;
    height: 400px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

@media (max-width: 768px) {
    .about .row {
        flex-direction: column;
        text-align: center;
    }
    .left-content {
        padding-right: 0;
        padding-bottom: 20px;
    }
}

/* Contact Section Styles */
.contact {
    padding: 50px 0;
    margin-top: 20px;
    margin-bottom: 30px;
    min-height: 500px;
    background: url('../assets/img/contact-us.png');
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
    background-color: rgba(var(--bs-light-rgb), 0.9);
    background-blend-mode: overlay;
}

.contact h2 {
    margin-bottom: 30px;
}

.contact .row {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.contact form {
    padding-right: 20px;
}

.contact address {
    padding-left: 20px;
    font-style: normal;
}

.contact address h4 {
    margin-bottom: 15px;
    color: var(--bs-dark);
}

.contact address p {
    margin-bottom: 10px;
}

.contact address a {
    color: var(--bs-primary);
    text-decoration: none;
}

.contact address a:hover {
    text-decoration: underline;
}

@media (max-width: 768px) {
    .contact .row {
        flex-direction: column;
        text-align: center;
    }
    .contact form {
        padding-right: 0;
        padding-bottom: 20px;
    }
    .contact address {
        padding-left: 0;
    }
}

/* Additional Responsive Adjustments */
@media (max-width: 576px) {
    .navbar-nav .nav-link {
        font-size: 14px;
    }
    .heading h2 {
        font-size: 1.2rem;
    }
    .heading p {
        font-size: 0.9rem;
    }
    .about h2 {
        font-size: 1.8rem;
        margin-bottom: 30px;
    }
    .about p {
        font-size: 0.9rem;
    }
    .contact h2 {
        font-size: 1.8rem;
    }
    .footer-col h4 {
        font-size: 1rem;
    }
    .footer-col p,
    .footer-col li {
        font-size: 0.85rem;
    }
}

/* Customer Review Section Styles */
.customer-review-section {
    padding: 50px 20px;
    background-color: var(--bs-light);
    text-align: center;
    overflow: hidden;
    max-width: 800px;
    margin: 0 auto;
}

.customer-review-section h2 {
    margin-bottom: 40px;
    font-size: 2.5rem;
    color: var(--bs-dark);
}

#reviewsCarousel .carousel-control-prev-icon,
#reviewsCarousel .carousel-control-next-icon {
    filter: invert(1) grayscale(100%);
}

.review {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px 60px;
    box-sizing: border-box;
}

.review img {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 10px;
    border: 3px solid var(--bs-primary);
}

.stars {
    font-size: 1.5rem;
    color: var(--bs-warning);
    margin-bottom: 10px;
}

.review h5 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--bs-dark);
}

.review p {
    font-style: italic;
    color: var(--bs-gray);
    max-width: 400px;
    margin: 0;
}

@media (max-width: 768px) {
    .customer-review-section h2 {
        font-size: 2rem;
    }
    .review img {
        width: 80px;
        height: 80px;
    }
    .stars {
        font-size: 1.2rem;
    }
    .review h5 {
        font-size: 1rem;
    }
    .review p {
        font-size: 0.9rem;
    }
}

.scroll-up-btn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    height: 35px;
    width: 35px;
    padding: 10px;
    background-color: var(--bs-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    z-index: 1001;
}

.scroll-up-btn img {
    height: 30px;
    width: 30px;
}

/* 404 Page Styles */
.error-404 {
    min-height: 70vh;
    margin-top: 76px; /* offset for fixed navbar, same as .heading */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem 1rem;
}

.error-404-code {
    font-size: clamp(4rem, 12vw, 8rem);
    font-weight: 700;
    color: var(--bs-primary);
    line-height: 1;
    margin: 0;
}

.error-404-title {
    margin: 0.5rem 0 1rem;
    color: var(--bs-dark);
}

.error-404-text {
    max-width: 480px;
    color: var(--bs-gray);
    margin-bottom: 1.5rem;
}

.error-404-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
}

@media (max-width: 576px) {
    .error-404-code {
        font-size: 4rem;
    }
}