:root {
    --primary-color: #2563eb;
    --secondary-color: #1e293b;
    --accent-color: #10b981;
    --light-bg: #f1f5f9;

    --primary-dark: #1e40af;
    --primary-light: #60a5fa;

    --secondary: #0ea5e9;
    --accent: #14b8a6;

    --dark: #0f172a;
    --light: #ffffff;

    --gradient: linear-gradient(135deg, #2563eb 0%, #10b981 100%);
    --primary-gradient: linear-gradient(135deg, #2563eb 0%, #10b981 100%);
    --primary-gradient-hover: linear-gradient(135deg, #1e40af 0%, #059669 100%);

    --success: #22c55e;
    --warning: #f59e0b;
    --danger: #ef4444;

    --border-radius: 16px;
    --border-radius-sm: 8px;

    --transition: all 0.3s ease;

    --shadow-sm: 0 2px 6px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 6px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 12px 30px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 25px 50px rgba(0, 0, 0, 0.18);
}


.banner {
    width: 100%;
    padding: 60px 8%;
    background: #f8fafc;
    cursor: pointer;
}

.banner-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.banner-text {
    flex: 1;
}

.banner-text h1 {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 15px;
}

.banner-text p {
    font-size: 18px;
    color: #555;
    margin-bottom: 25px;
}

.banner-btn {
    padding: 12px 28px;
    border: none;
    background: var(--primary-color);
    color: #fff;
    border-radius: 50px;
    font-weight: 600;
    transition: 0.3s ease;
}

.banner-btn:hover {
    background: var(--primary-dark);
}

.banner-image {
    flex: 1;
    text-align: right;
}

.banner-image img {
    max-width: 100%;
    height: 400px;
    padding-top: 50px;
}



.section-heading {
    position: relative;
    font-family: 'Montserrat', sans-serif;
    font-size: 2rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 1.8rem;
    letter-spacing: -1px;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0px 2px 10px rgba(0, 0, 0, 0.1);
}

.section-heading::after {
    content: "";
    display: block;
    width: 80px;
    height: 4px;
    margin: 10px auto 0;
    background: var(--primary-gradient);
    border-radius: 10px;
}

.feature-box {
    padding: 30px 20px;
    text-align: center;
    color: white;
    height: 80%;
    width: 270px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-radius: 8px;
    margin: 10px 0px;
}

.feature-box:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.feature-box i {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.feature-box h4 {
    font-size: 1.25rem;
    margin-bottom: 10px;
    font-weight: 600;
}

.feature-box p {
    font-size: 0.95rem;
    margin: 0;
    opacity: 0.9;
}

/* Different background colors for each feature */
.delivery {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.returns {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.quality {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.prices {
    background: linear-gradient(135deg, #30cfd0 0%, #330867 100%);
}

@media (max-width: 768px) {
    .feature-box {
        margin: 5px 0;
        padding: 20px 15px;
    }

    .feature-box i {
        font-size: 2rem;
    }

    .feature-box h4 {
        font-size: 1.1rem;
    }

    .feature-box p {
        font-size: 0.85rem;
    }
}

/* category */
.category {
    cursor: pointer;
    transition: 0.2s ease-out;
    margin-right: 50px;
}

.category:hover {
    transform: translateY(-10px);
}

.category-bg {
    background-color: #00f2fe;
    border-radius: 50%;
    justify-content: center;
    align-items: center;
    display: flex;
}

.category-bg img {
    width: 105px;
    height: auto;
    padding: 10px 22px;
}

.category-name {
    font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
    font-size: 15px;
    margin-top: 5px;
}

/* --- Main Wrapper --- */
.product-grid-container {
    padding: 2rem 0;
}

#product-grid {
    margin-top: 1rem;
}

/* --- The Horizontal Card Design (This part was already correct) --- */
.horizontal-card {
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.07);
    display: flex;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    height: 280px;
}

.horizontal-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
}

/* --- Image Section --- */
.card-image-wrapper {
    position: relative;
    max-width: 200px;
    flex-shrink: 0;
    overflow: hidden;
}

.product-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.5s ease;
}

.horizontal-card:hover .product-img {
    transform: scale(1.1);
}

.discount-tag {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: #dc3545;
    color: white;
    padding: 0.4rem 0.8rem;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 700;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    z-index: 10;
}

/* --- Details Section --- */
.card-details {
    padding: 1.5rem 2rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.product-badge .badge-text {
    background-color: #e9ecef;
    color: #495057;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.card-actions {
    display: flex;
    gap: 0.5rem;
}

.card-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #212529;
    margin-bottom: 0.75rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.3;
}

.card-title:hover {
    color: #0d6efd;
}

.card-description {
    font-size: 0.95rem;
    color: #6c757d;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.card-footer-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid #e9ecef;
    padding-top: 1rem;
    margin-top: auto;
}

.price-section {
    display: flex;
    align-items: center;
}

.current-price {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary-color);
}

.old-price {
    font-size: 1rem;
    color: #adb5bd;
    text-decoration: line-through;
    margin-left: 0.5rem;
}

.action-btn {
    background: #f8f9fa;
    border: none;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.25s ease;
    color: #6c757d;
}

.action-btn:hover {
    background: #e9ecef;
    color: #212529;
    transform: translateY(-2px);
}

.action-btn.cart-btn.added {
    background: #28a745;
    color: #fff;
    cursor: not-allowed;
}

.action-btn.wishlist-btn.active i {
    color: #dc3545;
}

/* --- Responsive Design --- */
@media (max-width: 768px) {
    .horizontal-card {
        flex-direction: column;
        height: auto;
    }

    .card-image-wrapper {
        width: 100%;
        height: 250px;
    }

    .card-details {
        padding: 1.5rem;
    }

    .category-bg {
        width: 100px;
        margin: 0 20%;
    }
}

/* Share Modal */
.share-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1001;
    backdrop-filter: blur(5px);
}

.share-modal {
    background: white;
    border-radius: 16px;
    width: 90%;
    max-width: 500px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: modalSlideIn 0.3s ease-out;
}

.share-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid #eee;
}

.share-modal-header h3 {
    margin: 0;
    color: var(--dark);
}

.share-modal-close {
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    color: #777;
    padding: 5px;
    border-radius: 50%;
    transition: var(--transition);
}

.share-modal-close:hover {
    background: var(--light);
}

.share-modal-body {
    padding: 20px;
}

.share-options {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.share-option {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px;
    border: 1px solid #eee;
    border-radius: 8px;
    background: white;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.9rem;
}

.share-option:hover {
    background: var(--light);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.share-option i {
    font-size: 1.2rem;
    color: var(--primary);
}

/* promo */
.promo-card {
    min-height: 350px;
    border-radius: 25px;
    position: relative;
    background-size: cover;
    background-position: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: none;
    overflow: hidden;
}

.promo-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15) !important;
}

/* Background Images */
.decor-bg {
    background-image: linear-gradient(to right, rgba(0, 0, 0, 0.5), transparent),
        url('/images/banner/promo1.png');
}

.pet-bg {
    background-image: linear-gradient(to right, rgba(0, 0, 0, 0.5), transparent),
        url('/images/banner/promo2.png');
}

.personalcare-bg {
    background-image: linear-gradient(to right, rgba(25, 0, 80, 0.7), transparent),
        url('/images/banner/promo3.png');
}

/* UI Elements */
.brand-tag {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    width: fit-content;
    padding: 5px 20px;
    border-radius: 0 0 15px 0;
    margin: -24px 0 0 -24px;
    /* Align to the very edge of the card */
    font-weight: 700;
}

.brand-tag.dark {
    background: rgba(0, 0, 0, 0.1);
}

.promo-card h2 {
    font-size: 2rem;
    letter-spacing: -1px;
}

.btn-primary {
    background-color: #007bff;
}

/* breadcrumbs */
/* Hero Section */
.hero-section {
    background: var(--gradient);
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%23ffffff" fill-opacity="0.1" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,122.7C672,117,768,139,864,133.3C960,128,1056,96,1152,90.7C1248,85,1344,107,1392,117.3L1440,128L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom;
    background-size: cover;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: white;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    animation: fadeInUp 0.8s ease;
}

.hero-subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
    animation: fadeInUp 1s ease;
}

.breadcrumb {
    background: transparent;
    justify-content: center;
    margin-top: 30px;
}

.breadcrumb-item {
    color: rgba(255, 255, 255, 0.8);
}

.breadcrumb-item.active {
    color: white;
}

.breadcrumb-item+.breadcrumb-item::before {
    color: rgba(255, 255, 255, 0.6);
    content: ">";
}

/* product detail */
/* Product Detail Section Styles */
.product-detail-section {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.product-detail-section .container {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.product-detail-section .container:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

/* Breadcrumb & Category Badge */
.category-badge {
    background: var(--gradient);
    color: white;
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 8px rgba(37, 117, 252, 0.3);
}

/* Product Image Container */
.img-zoom-container {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
}

.img-zoom-container:hover {
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.main-product-image {
    transition: transform 0.5s ease;
    width: 100%;
    height: auto;
    object-fit: cover;
}

.img-zoom-container:hover .main-product-image {
    transform: scale(1.05);
}

/* Product Details */
#prod_detail_wrapper {
    padding: 10px 0;
}

#prod_detail {
    color: #2c3e50;
    font-size: 1.8rem;
    line-height: 1.3;
    margin-bottom: 1rem;
    position: relative;
    padding-bottom: 10px;
}

#prod_detail::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--gradient);
    border-radius: 3px;
}

/* Price Styling */
#prod_price {
    font-size: 2rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    position: relative;
}

#prod_old_price {
    font-size: 1.2rem;
    color: #95a5a6;
}

/* Description */
#prod_desc {
    font-size: 1rem;
    line-height: 1.7;
    color: #5d6d7e;
    border-left: 3px solid #e1e8ed;
    padding-left: 15px;
}

/* Buttons */
.add-cart-btn {
    background: var(--primary-gradient);
    color: white;
    border: none;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.add-cart-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    transition: left 0.5s ease;
}

.add-cart-btn:hover::before {
    left: 100%;
}

.add-cart-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(37, 117, 252, 0.3);
}

.btn-primary {
    background: white;
    color: #2575fc;
    border: 2px solid #2575fc;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: #2575fc;
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(37, 117, 252, 0.3);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    #prod_detail {
        font-size: 1.5rem;
    }

    #prod_price {
        font-size: 1.5rem;
    }

    .add-cart-btn {
        width: 100%;
    }
}

/* privacy */
.policy-content {
    background: var(--light);
    padding: 40px 60px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
}

.policy-content h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 10px;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.last-updated {
    font-size: 0.9rem;
    color: #718096;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid #e2e8f0;
}

.policy-content h2 {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--dark);
    margin-top: 40px;
    margin-bottom: 15px;
}

.policy-content h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary-dark);
    margin-top: 25px;
    margin-bottom: 10px;
}

.policy-content p {
    font-size: 1rem;
    color: #4a5568;
    margin-bottom: 15px;
}

.policy-content ul {
    padding-left: 25px;
    margin-bottom: 20px;
}

.policy-content li {
    margin-bottom: 10px;
    color: #4a5568;
}

.policy-content strong {
    color: var(--dark);
    font-weight: 600;
}

.contact-info {
    background: var(--light-bg);
    padding: 20px;
    border-radius: var(--border-radius-sm);
    margin-top: 20px;
    /* border-left: 4px solid var(--primary-light); */
}

/* ===================================
           Responsive Design
           =================================== */
@media (max-width: 768px) {
    .policy-content {
        padding: 30px 25px;
    }

    .shape {
        display: none;
    }
}

/* ==================== ABOUT SECTION ==================== */
.about-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 80px 0;
    margin: 60px 0;
    position: relative;
    overflow: hidden;
}

.about-section::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, #4e73df, #1cc88a, #36b9cc);
}

.about-section .section-heading {
    position: relative;
    display: inline-block;
    margin-bottom: 20px;
    padding-bottom: 15px;
}

.about-section .section-heading::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: #4e73df;
}

.about-content {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    margin-bottom: 30px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.about-content:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.about-content h3 {
    color: #333;
    font-weight: 600;
    margin-bottom: 20px;
    position: relative;
    padding-left: 15px;
}

.about-content h3::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 5px;
    height: 25px;
    background: #4e73df;
    border-radius: 3px;
}

.about-content p {
    color: #666;
    line-height: 1.8;
    font-size: 16px;
}

.about-icon {
    font-size: 3rem;
    color: #4e73df;
    margin-bottom: 20px;
    transition: transform 0.3s ease, color 0.3s ease;
}

.about-icon:hover {
    transform: scale(1.1) rotate(5deg);
    color: #2e59d9;
}

.about-feature {
    background: white;
    padding: 40px 20px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    margin-bottom: 30px;
    transition: all 0.3s ease;
    border: 1px solid #f0f0f0;
}

.about-feature:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border-color: #4e73df;
}

.about-feature h4 {
    color: #333;
    font-weight: 600;
    margin: 15px 0 10px;
}

.about-feature p {
    color: #666;
    font-size: 14px;
    margin: 0;
}

/* ==================== CONTACT SECTION ==================== */
.contact-section {
    background: white;
    padding: 80px 0;
    margin: 60px 0;
    border-radius: 20px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.08);
    position: relative;
    overflow: hidden;
}

.contact-section::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, #36b9cc, #1cc88a, #4e73df);
}

.contact-section .section-heading {
    position: relative;
    display: inline-block;
    margin-bottom: 20px;
    padding-bottom: 15px;
}

.contact-section .section-heading::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: #36b9cc;
}

.contact-info {
    background: #f8f9fa;
    padding: 30px;
    border-radius: 15px;
    margin-bottom: 30px;
    position: relative;
}

.contact-info::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background: #36b9cc;
    border-radius: 15px 0 0 15px;
}

.contact-info h4 {
    color: #333;
    font-weight: 600;
    margin-bottom: 25px;
    font-size: 22px;
}

.contact-info p {
    color: #666;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    font-size: 16px;
}

.contact-info i {
    color: #36b9cc;
    margin-right: 15px;
    font-size: 18px;
    width: 20px;
    text-align: center;
}

.social-links {
    margin-top: 30px;
}

.social-links h4 {
    color: #333;
    font-weight: 600;
    margin-bottom: 20px;
    font-size: 22px;
}

.social-links a {
    display: inline-block;
    width: 45px;
    height: 45px;
    line-height: 45px;
    text-align: center;
    background: #f8f9fa;
    border-radius: 50%;
    margin-right: 10px;
    color: #666;
    transition: all 0.3s ease;
    font-size: 18px;
}

.social-links a:hover {
    background: #36b9cc;
    color: white;
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(54, 185, 204, 0.3);
}

.contact-form {
    background: #f8f9fa;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.contact-form h4 {
    color: #333;
    font-weight: 600;
    margin-bottom: 30px;
    font-size: 22px;
    position: relative;
    padding-bottom: 15px;
}

.contact-form h4::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: #36b9cc;
}

.contact-form .form-control {
    border: 2px solid #e9ecef;
    border-radius: 10px;
    padding: 15px;
    font-size: 16px;
    margin-bottom: 20px;
    transition: all 0.3s ease;
    background: white;
}

.contact-form .form-control:focus {
    border-color: #36b9cc;
    box-shadow: 0 0 0 0.2rem rgba(54, 185, 204, 0.25);
    outline: none;
}

.contact-form .form-control::placeholder {
    color: #aaa;
    font-style: italic;
}

.contact-form textarea.form-control {
    resize: vertical;
    min-height: 150px;
}

.btn-submit {
    background: linear-gradient(135deg, #36b9cc 0%, #1cc88a 100%);
    color: white;
    border: none;
    padding: 15px 40px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-block;
    position: relative;
    overflow: hidden;
}

.btn-submit::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 0.5s ease;
}

.btn-submit:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(54, 185, 204, 0.3);
}

.btn-submit:hover::before {
    left: 100%;
}

.btn-submit:active {
    transform: translateY(-1px);
}

/* ==================== ALERT BOX ==================== */
.alert-box {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 20px 25px;
    background: linear-gradient(135deg, #36b9cc 0%, #1cc88a 100%);
    color: white;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    display: none;
    z-index: 1000;
    transition: all 0.3s ease;
    max-width: 350px;
    border-left: 5px solid white;
}

.alert-box.show {
    display: block;
    animation: slideIn 0.5s forwards;
}

.alert-box .btn-close {
    filter: brightness(0) invert(1);
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.alert-box .btn-close:hover {
    opacity: 1;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }

    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* ==================== RESPONSIVE DESIGN ==================== */
@media (max-width: 768px) {

    .about-section,
    .contact-section {
        padding: 60px 0;
        margin: 40px 0;
    }

    .about-content {
        padding: 20px;
    }

    .contact-form {
        padding: 30px 20px;
    }

    .alert-box {
        right: 10px;
        left: 10px;
        max-width: none;
    }

    .social-links a {
        width: 40px;
        height: 40px;
        line-height: 40px;
        font-size: 16px;
    }
}

@media (max-width: 576px) {

    .about-section,
    .contact-section {
        padding: 40px 0;
        margin: 30px 0;
        border-radius: 15px;
    }

    .about-content h3,
    .contact-info h4,
    .contact-form h4 {
        font-size: 20px;
    }

    .btn-submit {
        padding: 12px 30px;
        font-size: 14px;
    }

    .contact-form .form-control {
        padding: 12px;
        font-size: 14px;
    }
}