/* Base Styles */
:root {
--primary-color: #30B4C8;
--primary-dark: #0e8a9d;
--secondary-color: #1a0f12;
--accent-color: #4cc9f0;
--text-light: #666;
--text-dark: #333;
--white: #fff;
--light-bg: #f5fafd;
--border-radius: 8px;
--box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
--transition: all 0.3s ease;
}

* {
margin: 0;
padding: 0;
box-sizing: border-box;
font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
background-color: #f8f9fa;
overflow-x: hidden;
color: var(--text-dark);
line-height: 1.6;
}


/* Top Bar */
.top-bar {
display: flex;
justify-content: space-between;
align-items: center;
padding: 10px 5%;
background-color: var(--primary-color);
color: var(--white);
font-size: 0.9rem;
}

.slogan {
display: flex;
align-items: center;
gap: 8px;
font-weight: 500;
}

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

.contact-info a {
color: var(--white);
text-decoration: none;
display: flex;
align-items: center;
gap: 5px;
transition: var(--transition);
}

.contact-info a:hover {
opacity: 0.8;
}

.contact-info i {
font-size: 1rem;
}

/* Navigation */
nav {
display: flex;
justify-content: space-between;
align-items: center;
background-color: var(--white);
padding: 15px 5%;
position: sticky;
top: 0;
z-index: 1000;
box-shadow: var(--box-shadow);
transition: var(--transition);
}

nav.scrolled {
padding: 10px 5%;
}

.logo {
display: flex;
align-items: center;
gap: 15px;
}

.logo img {
height: 55px;
transition: transform 0.3s;
}

.logo img:hover {
transform: scale(1.1);
}

.company-name {
font-size: 1.5rem;
font-weight: 600;
color: var(--primary-color);
}

.nav-links {
display: flex;
list-style: none;
gap: 25px;
}

.nav-links li {
position: relative;
}

.nav-links a {
color: var(--text-dark);
text-decoration: none;
font-size: 18px;
font-weight: 500;
padding: 8px 0;
position: relative;
transition: var(--transition);
}

.nav-links a:hover {
color: var(--primary-color);
}

.nav-links li::after {
content: '';
position: absolute;
bottom: 0;
left: 0;
width: 0;
height: 2px;
background: var(--primary-color);
transition: width 0.3s;
}

.nav-links li:hover::after {
width: 100%;
}

/* Active page styling */
nav ul li a.active {
color: var(--primary-color);
font-weight: bold;
}

/* Dropdown Menu */
.dropdown {
position: relative;
}

.dropdown a {
color: #30B4C8;
}

.dropdown-content {
position: absolute;
top: 100%;
left: 0;
background-color: var(--white);
min-width: 220px;
box-shadow: var(--box-shadow);
border-radius: var(--border-radius);
opacity: 0;
visibility: hidden;
transform: translateY(10px);
transition: all 0.3s ease;
z-index: 10;
padding: 10px 0;
}

.dropdown:hover .dropdown-content {
opacity: 1;
visibility: visible;
transform: translateY(5px);
}

.dropdown-content a {
display: block;
padding: 10px 20px;
color: var(--text-dark);
transition: all 0.3s ease;
font-size: 1rem;
font-weight: 400;
}

.dropdown-content a:hover {
background-color: #f1f9fd;
color: var(--primary-color);
padding-left: 25px;
}


.dropdown-toggle::after {
content: '▾';
margin-left: 5px;
font-size: 0.8rem;
}

/* Mobile Navigation */
.mobile-toggle {
display: none;
font-size: 1.5rem;
cursor: pointer;
color: var(--text-dark);
}

/* Hero Section -- Enhanced */
.hero {
background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url('/images/surgical_image.jpg') no-repeat center center/cover;
height: 600px;
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
color: white;
text-align: center;
position: relative;
overflow: hidden;
}

.hero::before {
content: '';
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
background: linear-gradient(45deg, rgba(48, 180, 200, 0.4), rgba(15, 15, 26, 0.4));
z-index: 1;
}

.hero-content {
z-index: 2;
padding: 20px;
max-width: 900px;
animation: fadeInUp 1s ease;
}

.hero h1 {
font-size: 3.5rem;
font-weight: bold;
margin-bottom: 1.5rem;
text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
animation: fadeInUp 0.8s ease;
line-height: 1.2;
}

.hero p {
font-size: 1.25rem;
max-width: 700px;
margin: 0 auto 2rem;
animation: fadeInUp 1.2s ease;
line-height: 1.6;
}

.hero-btn {
padding: 14px 32px;
background: var(--primary-color);
color: white;
border: none;
border-radius: 50px;
font-size: 1.1rem;
font-weight: 600;
cursor: pointer;
transition: all 0.3s ease;
animation: fadeInUp 1.4s ease;
display: inline-flex;
align-items: center;
gap: 10px;
box-shadow: 0 4px 15px rgba(48, 180, 200, 0.5);
text-decoration: none;
}

.hero-btn i {
transition: transform 0.3s ease;
}

.hero-btn:hover {
background-color: var(--white);
color: var(--primary-dark);
transform: translateY(-5px);
box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.hero-btn:hover i {
transform: translateX(5px);
}

@keyframes fadeInUp {
from {
opacity: 0;
transform: translateY(30px);
}
to {
opacity: 1;
transform: translateY(0);
}
}


/* Products Section */
.products-section {
padding: 5rem 0;
background-color: var(--light-bg);
}

.section-header {
text-align: center;
margin-bottom: 3rem;
}

.section-title {
font-size: 2.5rem;
font-weight: 700;
color: var(--secondary-color);
margin-bottom: 1rem;
position: relative;
display: inline-block;
padding-bottom: 10px;
}

.section-title::after {
content: '';
position: absolute;
bottom: 0;
left: 50%;
transform: translateX(-50%);
width: 80px;
height: 3px;
background-color: var(--primary-color);
}

.section-description {
max-width: 700px;
margin: 0 auto;
color: var(--text-light);
font-size: 1.1rem;
}

/* Filter Buttons - Redesigned */
.filter-container {
display: flex;
justify-content: center;
margin-bottom: 40px;
flex-wrap: wrap;
gap: 10px;
}

.filter-btn {
padding: 10px 22px;
background: transparent;
border: 2px solid var(--primary-color);
border-radius: 30px;
color: var(--primary-dark);
font-weight: 600;
cursor: pointer;
transition: all 0.3s ease;
font-size: 0.95rem;
}

.filter-btn.active, .filter-btn:hover {
background: var(--primary-color);
color: white;
box-shadow: 0 5px 15px rgba(48, 180, 200, 0.3);
transform: translateY(-2px);
}

/* Product Cards Grid - Redesigned */
.products-grid {
display: grid;
grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
gap: 30px;
padding: 0 5%;
}

.product-card {
background: white;
border-radius: 12px;
overflow: hidden;
box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
transition: all 0.4s ease;
position: relative;
display: flex;
flex-direction: column;
height: 100%;
transform: translateY(0);
}

.product-card:hover {
transform: translateY(-10px);
box-shadow: 0 15px 35px rgba(48, 180, 200, 0.15);
}

.product-image {
position: relative;
overflow: hidden;
height: 300px;
}

.product-image img {
width: 100%;
height: 100%;
object-fit: cover;
transition: transform 0.7s ease;
margin-top: 40px;
}

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

.product-overlay {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
background: linear-gradient(to bottom, rgba(0, 0, 0, 0), rgba(0, 0, 0, 0.6));
opacity: 0;
transition: opacity 0.3s ease;
}

.product-card:hover .product-overlay {
opacity: 1;
}

.product-category {
position: absolute;
top: 15px;
right: 15px;
background-color: var(--primary-color);
color: white;
padding: 5px 12px;
border-radius: 20px;
font-size: 0.8rem;
font-weight: 600;
z-index: 2;
}

.product-content {
padding: 25px 20px;
flex-grow: 1;
display: flex;
flex-direction: column;
}

.product-title {
font-size: 1.25rem;
color: var(--secondary-color);
margin-bottom: 12px;
line-height: 1.4;
font-weight: 600;
}

.product-description {
color: var(--text-light);
margin-bottom: 20px;
font-size: 0.95rem;
line-height: 1.6;
flex-grow: 1;
}

.product-footer {
display: flex;
justify-content: space-between;
align-items: center;
margin-top: auto;
}

.product-action {
display: inline-flex;
align-items: center;
gap: 8px;
background-color: var(--primary-color);
color: white;
padding: 10px 20px;
border-radius: 50px;
text-decoration: none;
font-weight: 600;
font-size: 0.95rem;
transition: all 0.3s ease;
border: none;
cursor: pointer;
}

.product-action:hover {
background-color: var(--primary-dark);
transform: translateY(-3px);
box-shadow: 0 5px 15px rgba(48, 180, 200, 0.3);
}

.product-action i {
transition: transform 0.3s ease;
}

.product-action:hover i {
transform: translateX(4px);
}





/* Modal Styles */
        .modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.8);
            backdrop-filter: blur(5px);
            z-index: 1001;
            overflow-y: auto;
            animation: fadeIn 0.3s ease;
        }

        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }

        .modal-content {
            position: relative;
            background: white;
            margin: 2% auto;
            width: 95%;
            max-width: 1200px;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 25px 50px rgba(0, 0, 0, 0.25);
            animation: slideIn 0.4s ease;
        }

        @keyframes slideIn {
            from {
                transform: translateY(-30px) scale(0.95);
                opacity: 0;
            }
            to {
                transform: translateY(0) scale(1);
                opacity: 1;
            }
        }

        .close-modal {
            position: absolute;
            top: 20px;
            right: 25px;
            width: 40px;
            height: 40px;
            background: rgba(255, 255, 255, 0.9);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: #666;
            cursor: pointer;
            transition: all 0.3s ease;
            z-index: 10;
            backdrop-filter: blur(10px);
        }

        .close-modal:hover {
            background: rgba(255, 255, 255, 1);
            color: #30B4C8;
            transform: rotate(90deg) scale(1.1);
        }

        .modal-body {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            min-height: 600px;
        }

        /* Image Section - Fixed Container */
        .product-modal-image {
            background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 40px;
            overflow: hidden;
        }

        .product-modal-image::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 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23e0e0e0" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
            opacity: 0.3;
        }

        .product-modal-image img {
            max-width: 100%;
            max-height: 100%;
            width: auto;
            height: auto;
            object-fit: contain;
            border-radius: 12px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            transition: transform 0.3s ease;
            position: relative;
            z-index: 1;
        }

        .product-modal-image img:hover {
            transform: scale(1.02);
        }

        /* Info Section */
        .product-modal-info {
            padding: 40px;
            background: white;
            overflow-y: auto;
            max-height: 600px;
        }

        .product-modal-info h2 {
            font-size: 2.5rem;
            color: #1a1a1a;
            margin-bottom: 20px;
            line-height: 1.2;
            font-weight: 700;
            background: linear-gradient(135deg, #30B4C8, #0e8a9d);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .product-specs {
            margin: 10px 0;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 5px;
        }

        .spec-item {
            display: flex;
            align-items: center;
            gap: 5px;
            padding: 15px;
            background: rgba(48, 180, 200, 0.05);
            border-radius: 12px;
            border-left: 4px solid #30B4C8;
            transition: all 0.3s ease;
        }

        .spec-item:hover {
            background: rgba(48, 180, 200, 0.1);
            transform: translateX(5px);
        }

        .spec-item i {
            color: #30B4C8;
            font-size: 1.3rem;
            flex-shrink: 0;
        }

        .spec-item span {
            color: #555;
            font-weight: 500;
        }

        /* Tab Navigation */
        .tab-navigation {
            display: flex;
            background: #f8f9fa;
            border-radius: 12px;
            padding: 6px;
            margin: 30px 0;
            box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
        }

        .tab-btn {
            flex: 1;
            padding: 12px 20px;
            background: transparent;
            border: none;
            border-radius: 8px;
            color: #666;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            font-size: 1rem;
            position: relative;
        }

        .tab-btn:hover {
            color: #30B4C8;
            background: rgba(48, 180, 200, 0.1);
        }

        .tab-btn.active {
            color: white;
            background: linear-gradient(135deg, #30B4C8, #0e8a9d);
            box-shadow: 0 4px 12px rgba(48, 180, 200, 0.3);
        }

        /* Tab Content */
        .tab-content {
            min-height: 200px;
            position: relative;
            text-align: justify;
        }

        .tab-pane {
            display: none;
            animation: fadeInUp 0.4s ease;
        }

        .tab-pane.active {
            display: block;
        }

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

        .tab-pane p {
            color: #555;
            line-height: 1.8;
            margin-bottom: 20px;
            font-size: 1.1rem;
        }

        /* Properties Table */
        .properties-table {
            width: 100%;
            border-collapse: collapse;
            margin: 10px 0 30px;
            background: white;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        }

        .properties-table th,
        .properties-table td {
            padding: 18px 20px;
            text-align: left;
        }

        .properties-table th {
            background: linear-gradient(135deg, #30B4C8, #0e8a9d);
            color: white;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            font-size: 0.9rem;
        }

        .properties-table td {
            border-bottom: 1px solid #f0f0f0;
            color: #555;
        }

        .properties-table tr:hover {
            background: rgba(48, 180, 200, 0.05);
        }

        .properties-table tr:last-child td {
            border-bottom: none;
        }

        /* Action Buttons */
        .product-modal-actions {
            display: flex;
            gap: 40px;
            margin-top: 30px;
        }

        .modal-btn {
            flex: 1;
            padding: 15px 25px;
            border-radius: 12px;
            text-decoration: none;
            font-weight: 600;
            font-size: 1rem;
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            position: relative;
            overflow: hidden;
        }

        .modal-btn::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            width: 0;
            height: 0;
            background: rgba(255, 255, 255, 0.2);
            border-radius: 50%;
            transition: all 0.6s ease;
            transform: translate(-50%, -50%);
        }

        .modal-btn:hover::before {
            width: 300px;
            height: 300px;
        }

        .primary-btn {
            background: linear-gradient(135deg, #30B4C8, #0e8a9d);
            color: white;
            box-shadow: 0 4px 15px rgb(237, 242, 238);
            border: #0e8a9d;
        }

        .primary-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(242, 243, 243, 0.881);
            
        }

        .secondary-btn {
            background: white;
            color: #30B4C8;
            border: 2px solid #30B4C8;
        }

        .secondary-btn:hover {
            background: #30B4C8;
            color: white;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(48, 180, 200, 0.3);
        }


        /* Download Message Styles */
        .download-message {
            position: fixed;
            top: 20px;
            right: 20px;
            padding: 15px 20px;
            border-radius: 8px;
            color: white;
            font-weight: 600;
            z-index: 10001;
            box-shadow: 0 8px 32px rgba(0,0,0,0.3);
            animation: slideInRight 0.3s ease-out;
        }

        .download-message.success {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        }

        .download-message.error {
            background: linear-gradient(135deg, #ff6b6b 0%, #ee5a52 100%);
        }

        @keyframes slideInRight {
            from { transform: translateX(100%); opacity: 0; }
            to { transform: translateX(0); opacity: 1; }
        }

        /* Responsive Design */
        @media screen and (max-width: 768px) {
            .modal-content {
                margin: 5% auto;
                width: 98%;
                max-height: 90vh;
            }

            .modal-body {
                grid-template-columns: 1fr;
                min-height: auto;
            }

            .product-modal-image {
                height: 300px;
                padding: 20px;
            }

            .product-modal-info {
                padding: 30px 20px;
                max-height: none;
            }

            .product-modal-info h2 {
                font-size: 2rem;
            }

            .product-specs {
                grid-template-columns: 1fr;
                gap: 15px;
            }

            .spec-item {
                padding: 12px;
            }

            .tab-navigation {
                margin: 20px 0;
            }

            .tab-btn {
                padding: 10px 15px;
                font-size: 0.9rem;
            }

            .product-modal-actions {
                flex-direction: column;
                gap: 12px;
            }

            .modal-btn {
                padding: 12px 20px;
            }
        }

        @media screen and (max-width: 480px) {
            .modal-content {
                margin: 2% auto;
                border-radius: 12px;
            }

            .product-modal-info {
                padding: 20px 15px;
            }

            .product-modal-info h2 {
                font-size: 1.8rem;
            }

            .properties-table th,
            .properties-table td {
                padding: 12px 15px;
                font-size: 0.9rem;
            }
        }



/* Features Section */
.features-section {
padding: 5rem 0;
background: #fff;
}

.features-grid {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
gap: 30px;
padding: 0 5%;
}

.feature-card {
background: white;
padding: 30px;
border-radius: 12px;
text-align: center;
box-shadow: 0 8px 20px rgba(0, 0, 0, 0.06);
transition: all 0.3s ease;
position: relative;
overflow: hidden;
z-index: 1;
}

.feature-card::before {
content: '';
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 3px;
background: var(--primary-color);
transition: height 0.3s ease;
z-index: -1;
}

.feature-card:hover::before {
height: 100%;
opacity: 0.05;
}

.feature-card:hover {
transform: translateY(-10px);
box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.feature-icon {
width: 70px;
height: 70px;
background: var(--light-bg);
border-radius: 50%;
display: flex;
align-items: center;
justify-content: center;
margin: 0 auto 20px;
color: var(--primary-color);
font-size: 1.8rem;
transition: all 0.3s ease;
}

.feature-card:hover .feature-icon {
background: var(--primary-color);
color: white;
transform: rotateY(180deg);
}

.feature-title {
font-size: 1.3rem;
font-weight: 600;
margin-bottom: 15px;
color: var(--secondary-color);
}

.feature-description {
color: var(--text-light);
line-height: 1.6;
font-size: 0.95rem;
}


/* Testimonials Section */
.testimonials-section {
padding: 5rem 0;
background: var(--light-bg);
}

.testimonials-container {
padding: 0 5%;
max-width: 1200px;
margin: 0 auto;
}

.testimonial-card {
background: white;
padding: 30px;
border-radius: 12px;
box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
margin: 20px 10px;
position: relative;
}

.testimonial-quote {
position: absolute;
top: -20px;
right: 30px;
color: var(--primary-color);
font-size: 4rem;
opacity: 0.1;
}

.testimonial-text {
font-style: italic;
color: var(--text-dark);
margin-bottom: 20px;
position: relative;
z-index: 2;
line-height: 1.7;
}

.testimonial-author {
display: flex;
align-items: center;
gap: 15px;
}

.author-avatar {
width: 60px;
height: 60px;
border-radius: 50%;
overflow: hidden;
}

.author-avatar img {
width: 100%;
height: 100%;
object-fit: cover;
}

.author-info h4 {
color: var(--secondary-color);
font-weight: 600;
margin-bottom: 5px;
}

.author-info p {
color: var(--text-light);
font-size: 0.9rem;
}


/* Footer */
.footer {
background: var(--secondary-color);
color: rgba(255, 255, 255, 0.7);
padding: 70px 0 30px;
}

.footer-container {
max-width: 1200px;
margin: 0 auto;
padding: 0 20px;
}

.footer-grid {
display: grid;
grid-template-columns: repeat(4, 1fr);
gap: 40px;
margin-bottom: 50px;
}

.footer-section {
display: flex;
flex-direction: column;
gap: 20px;
}

.footer-title {
color: var(--white);
font-size: 1.3rem;
font-weight: 600;
margin-bottom: 5px;
position: relative;
padding-bottom: 10px;
}

.footer-title::after {
content: '';
position: absolute;
bottom: 0;
left: 0;
width: 30px;
height: 2px;
background: var(--primary-color);
}

.footer-about p {
line-height: 1.7;
margin-bottom: 20px;
}

.social-links {
display: flex;
gap: 15px;
}

.social-links a {
width: 40px;
height: 40px;
display: flex;
align-items: center;
justify-content: center;
color: var(--white);
background: rgba(255, 255, 255, 0.1);
border-radius: 50%;
text-decoration: none;
transition: var(--transition);
}

.social-links a:hover {
background: var(--primary-color);
color: var(--white);
transform: translateY(-5px);
box-shadow: 0 5px 15px rgba(48, 180, 200, 0.3);
}

.footer-links {
list-style: none;
display: flex;
flex-direction: column;
gap: 12px;
}

.footer-link {
color: rgba(255, 255, 255, 0.7);
text-decoration: none;
transition: var(--transition);
display: flex;
align-items: center;
}

.footer-link:before {
content: "→";
color: var(--primary-color);
margin-right: 8px;
opacity: 0;
transform: translateX(-10px);
transition: var(--transition);
}

.footer-link:hover {
color: var(--primary-color);
padding-left: 5px;
}

.footer-link:hover:before {
opacity: 1;
transform: translateX(0);
}

.contact-info-item {
display: flex;
gap: 15px;
margin-bottom: 15px;
}

.contact-info-item i {
color: var(--primary-color);
}

.newsletter-form {
display: flex;
flex-direction: column;
gap: 15px;
}

.newsletter-input {
padding: 12px 15px;
border-radius: var(--border-radius);
border: 1px solid rgba(255, 255, 255, 0.1);
background: rgba(255, 255, 255, 0.05);
color: var(--white);
}

.newsletter-input:focus {
border-color: var(--primary-color);
outline: none;
}

.newsletter-button {
padding: 12px;
background: var(--primary-color);
color: var(--white);
border: none;
border-radius: var(--border-radius);
font-weight: 600;
cursor: pointer;
transition: var(--transition);
}

.newsletter-button:hover {
background: var(--primary-dark);
transform: translateY(-3px);
}

.footer-bottom {
text-align: center;
padding-top: 30px;
border-top: 1px solid rgba(255, 255, 255, 0.1);
font-size: 0.9rem;
}



/* Back to Top Button */
.back-to-top {
position: fixed;
bottom: 30px;
right: 30px;
width: 50px;
height: 50px;
background-color: var(--primary-color);
color: white;
border-radius: 50%;
display: flex;
align-items: center;
justify-content: center;
text-decoration: none;
box-shadow: 0 5px 15px rgba(48, 180, 200, 0.3);
opacity: 0;
visibility: hidden;
transition: all 0.3s ease;
z-index: 1000;
}

.back-to-top.visible {
opacity: 1;
visibility: visible;
}

.back-to-top:hover {
background-color: var(--primary-dark);
transform: translateY(-5px);
box-shadow: 0 8px 20px rgba(48, 180, 200, 0.4);
}

.back-to-top i {
font-size: 1.2rem;
}



/* Responsive Design */
@media screen and (max-width: 1024px) {
.footer-grid {
grid-template-columns: repeat(2, 1fr);
gap: 30px;
}

.hero h1 {
font-size: 2.8rem;
}
}

@media screen and (max-width: 768px) {
.top-bar {
flex-direction: column;
gap: 10px;
padding: 15px;
}

nav {
padding: 15px;
}

.mobile-toggle {
display: block;
}

.nav-links {
position: absolute;
top: 100%;
left: 0;
width: 100%;
background: var(--white);
flex-direction: column;
gap: 0;
max-height: 0;
overflow: hidden;
transition: max-height 0.5s ease;
box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
}

.nav-links.active {
max-height: 500px;
}

.nav-links li {
width: 100%;
}

.nav-links a {
padding: 15px;
display: block;
border-bottom: 1px solid #eee;
}

.dropdown-content {
position: static;
background: #f9f9f9;
box-shadow: none;
max-height: 0;
overflow: hidden;
transition: max-height 0.3s ease;
opacity: 1;
visibility: visible;
transform: none;
}

.dropdown.active .dropdown-content {
max-height: 300px;
}

.dropdown-toggle::after {
float: right;
}

.hero h1 {
font-size: 2.2rem;
}

.hero p {
font-size: 1rem;
}

.section-title {
font-size: 2rem;
}

.features-grid {
grid-template-columns: repeat(1, 1fr);
gap: 20px;
}

.products-grid {
grid-template-columns: repeat(1, 1fr);
}

.filter-container {
flex-direction: column;
align-items: center;
gap: 10px;
}

.filter-btn {
width: 80%;
}
}

@media screen and (max-width: 576px) {
.footer-grid {
grid-template-columns: 1fr;
gap: 30px;
}

.hero h1 {
font-size: 1.8rem;
}

.hero-btn {
padding: 12px 25px;
font-size: 1rem;
}

.product-card {
margin: 0 auto;
max-width: 320px;
}

.testimonial-author {
flex-direction: column;
align-items: flex-start;
gap: 10px;
}
}