/* Base Styles and Reset */
:root {
    /* Color Variables */
    --primary-blue: #0072CE;
    --light-blue: #4CC3FF;
    --mint: #43D8C9;
    --white: #FFFFFF;
    --light-gray: #F5F8FA;
    --dark-gray: #2C3E50;
    --text-color: #333333;
    
    /* Fonts */
    --heading-font: 'Montserrat', sans-serif;
    --body-font: 'Open Sans', sans-serif;
    
    /* Spacing */
    --section-padding: 80px 0;
    --container-padding: 0 20px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--body-font);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
    background-color: var(--white);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--heading-font);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--dark-gray);
}

a {
    text-decoration: none;
    color: var(--primary-blue);
    transition: color 0.3s ease;
}

a:hover {
    color: var(--light-blue);
}

img {
    max-width: 100%;
    height: auto;
}

button {
    cursor: pointer;
    font-family: var(--body-font);
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--container-padding);
}

section {
    padding: var(--section-padding);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 30px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    border: none;
    font-family: var(--heading-font);
    font-size: 0.9rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--light-blue), var(--primary-blue));
    color: var(--white);
    box-shadow: 0 4px 15px rgba(76, 195, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 7px 20px rgba(76, 195, 255, 0.4);
    color: var(--white);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
}

.btn-secondary:hover {
    background-color: var(--primary-blue);
    color: var(--white);
}

/* Header */
#header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

#header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

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

.main-nav .menu {
    display: flex;
    gap: 25px;
}

.main-nav a {
    color: var(--dark-gray);
    font-weight: 600;
    font-family: var(--heading-font);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: color 0.3s ease;
}

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

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
}

.mobile-menu-toggle span {
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--dark-gray);
    transition: all 0.3s ease;
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    background: url('images/hero.jpg') no-repeat center center/cover;
    display: flex;
    align-items: center;
    text-align: center;
    position: relative;
    padding: 150px 0;
    color: var(--white);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 60, 120, 0.7);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
}

.hero-section h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    color: var(--white);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 40px;
    font-weight: 300;
}

/* Why Section */
.why-section {
    background: linear-gradient(135deg, #f9f9f9, #ffffff);
    text-align: center;
}

.why-section h2 {
    margin-bottom: 50px;
    color: var(--primary-blue);
    position: relative;
    display: inline-block;
}

.why-section h2:after {
    content: "";
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, var(--light-blue), var(--primary-blue));
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.benefit-item {
    background-color: var(--white);
    padding: 40px 25px;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.benefit-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.benefit-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.benefit-item h3 {
    font-size: 1.2rem;
    color: var(--primary-blue);
}

/* Tips Section */
.tips-section {
    background: url('images/tips.jpg') no-repeat center center/cover;
    position: relative;
    color: var(--dark-gray);
}

.tips-section:before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.9);
}

.tips-section .container {
    position: relative;
    z-index: 1;
}

.tips-section h2 {
    text-align: center;
    margin-bottom: 50px;
    color: var(--primary-blue);
}

.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.tip-card {
    background-color: var(--white);
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 25px rgba(76, 195, 255, 0.15);
    position: relative;
    border-top: 5px solid var(--light-blue);
    transition: transform 0.4s ease;
}

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

.tip-number {
    position: absolute;
    top: -15px;
    right: 20px;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--light-blue), var(--primary-blue));
    color: var(--white);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: bold;
    font-size: 1.3rem;
    font-family: var(--heading-font);
}

.tip-card h3 {
    color: var(--primary-blue);
    font-size: 1.2rem;
    margin-bottom: 15px;
}

/* Products Section */
.products-section {
    background-color: var(--light-gray);
    text-align: center;
}

.products-section h2 {
    margin-bottom: 50px;
    color: var(--primary-blue);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.product-card {
    background-color: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.product-image {
    height: 200px;
    overflow: hidden;
}

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

.product-card:hover .product-image img {
    transform: scale(1.05);
}

.product-info {
    padding: 25px;
    text-align: center;
}

.product-info h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: var(--primary-blue);
}

.product-price {
    font-weight: bold;
    font-size: 1.2rem;
    color: var(--dark-gray);
    margin: 15px 0;
}

/* Reviews Section */
.reviews-section {
    background-color: var(--white);
    text-align: center;
}

.reviews-section h2 {
    margin-bottom: 50px;
    color: var(--primary-blue);
}

.reviews-slider {
    display: flex;
    overflow: hidden;
    margin-bottom: 30px;
}

.review-card {
    flex: 0 0 100%;
    background-color: var(--light-gray);
    padding: 30px;
    border-radius: 10px;
    margin: 0 15px;
    display: flex;
    align-items: center;
    text-align: left;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
}

.review-image {
    flex: 0 0 100px;
    margin-right: 20px;
}

.review-image img {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--light-blue);
}

.review-content {
    flex: 1;
}

.review-quote {
    font-size: 1.1rem;
    margin-bottom: 15px;
    font-style: italic;
    line-height: 1.6;
    position: relative;
}

.review-quote:before {
    content: "";
    font-size: 4rem;
    position: absolute;
    top: -30px;
    left: -15px;
    color: rgba(76, 195, 255, 0.2);
    font-family: Georgia, serif;
}

.review-author {
    font-weight: bold;
    color: var(--primary-blue);
    margin-bottom: 5px;
}

.review-stars {
    color: #FFD700;
    font-size: 1.2rem;
}

.slider-controls {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.slider-prev, .slider-next {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--light-blue);
    color: var(--white);
    border: none;
    font-size: 1.2rem;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: all 0.3s ease;
}

.slider-prev:hover, .slider-next:hover {
    background-color: var(--primary-blue);
}

/* Subscribe Section */
.subscribe-section {
    background: linear-gradient(135deg, var(--light-blue), var(--primary-blue));
    text-align: center;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.water-animation {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('images/water.jpg') no-repeat center center/cover;
    opacity: 0.1;
    animation: waterWave 15s infinite linear;
    z-index: 0;
}

@keyframes waterWave {
    0% {
        transform: translateY(0) rotate(0);
    }
    50% {
        transform: translateY(-20px) rotate(5deg);
    }
    100% {
        transform: translateY(0) rotate(0);
    }
}

.subscribe-section .container {
    position: relative;
    z-index: 1;
}

.subscribe-section h2 {
    color: var(--white);
}

.subscribe-form {
    max-width: 600px;
    margin: 40px auto 0;
}

.form-group {
    display: flex;
    margin-bottom: 20px;
}

.form-group input {
    flex: 1;
    padding: 15px 20px;
    border: none;
    border-radius: 30px 0 0 30px;
    font-size: 1rem;
    font-family: var(--body-font);
}

.form-group input:focus {
    outline: none;
}

.form-group button {
    border-radius: 0 30px 30px 0;
}

.form-checkbox {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    text-align: left;
}

.form-checkbox input {
    margin-right: 10px;
}

.form-checkbox a {
    color: var(--white);
    text-decoration: underline;
}

.form-checkbox a:hover {
    color: var(--light-gray);
}

/* Contact Section */
.contact-section {
    background: url('images/contact.jpg') no-repeat center center/cover;
    position: relative;
    color: var(--dark-gray);
}

.contact-section:before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.9);
    z-index: 0;
}

.contact-section .container {
    position: relative;
    z-index: 1;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 40px;
}

.contact-form-container {
    background-color: var(--white);
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.contact-form {
    display: flex;
    flex-direction: column;
}

.contact-form .form-group {
    flex-direction: column;
    margin-bottom: 20px;
}

.contact-form label {
    margin-bottom: 8px;
    font-weight: 600;
}

.contact-form input,
.contact-form textarea {
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-family: var(--body-font);
    font-size: 1rem;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--light-blue);
}

.contact-map-container {
    overflow: hidden;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.map-wrapper {
    width: 100%;
    height: 300px;
}

.map-wrapper iframe {
    width: 100%;
    height: 100%;
    border: none;
}

.contact-info {
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 25px;
}

.contact-info h3 {
    color: var(--white);
    margin-bottom: 15px;
}

.contact-info p {
    margin-bottom: 8px;
}

/* Footer */
.site-footer {
    background-color: var(--dark-gray);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-branding p {
    margin-top: 15px;
    color: rgba(255, 255, 255, 0.7);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--light-blue);
}

.footer-language select {
    padding: 8px 15px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    background-color: transparent;
    color: var(--white);
    border-radius: 5px;
    margin-top: 10px;
    font-family: var(--body-font);
}

.footer-language select:focus {
    outline: none;
}

.footer-language option {
    background-color: var(--dark-gray);
}

.footer-copyright {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

/* Responsive Styles */
@media (max-width: 1024px) {
    :root {
        --section-padding: 60px 0;
    }
    
    .hero-section h1 {
        font-size: 2.8rem;
    }
    
    .hero-subtitle {
        font-size: 1.3rem;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 50px 0;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .main-nav .menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    }
    
    .main-nav .menu.active {
        display: flex;
    }
    
    .hero-section h1 {
        font-size: 2.2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .review-card {
        flex-direction: column;
        text-align: center;
    }
    
    .review-image {
        margin-right: 0;
        margin-bottom: 20px;
    }
    
    .form-group {
        flex-direction: column;
    }
    
    .form-group input {
        border-radius: 30px;
        margin-bottom: 10px;
    }
    
    .form-group button {
        border-radius: 30px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    :root {
        --section-padding: 40px 0;
    }
    
    .hero-section h1 {
        font-size: 1.8rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 0.8rem;
    }
    
    .benefits-grid,
    .tips-grid,
    .products-grid {
        grid-template-columns: 1fr;
    }
}