/* Global Styles */
:root {
    --primary-color: #ff2440;
    --secondary-color: #ffffff;
    --text-color: #333333;
    --background-color: #ffffff;
    --dark-background: #000000;
    --gray-color: #f5f5f5;
    --box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    overflow-x: hidden;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    min-height: 100px;
    background-color: rgba(0, 0, 0, 0.05);
    border-radius: 5px;
    position: relative;
}

img::after {
    content: attr(alt);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f5f5f5;
    color: #555;
    font-size: 14px;
}

h1, h2, h3, h4 {
    margin-bottom: 20px;
    font-weight: 700;
    line-height: 1.3;
}

h1 {
    font-size: 3rem;
}

h2 {
    font-size: 2.5rem;
}

p {
    margin-bottom: 20px;
    font-size: 1.1rem;
}

section {
    padding: 80px 0;
}

.download-btn {
    display: inline-block;
    background-color: var(--primary-color);
    color: white;
    padding: 15px 30px;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
    text-align: center;
    box-shadow: var(--box-shadow);
}

.download-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

span {
    color: var(--primary-color);
}

/* Header */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: var(--dark-background);
    box-shadow: var(--box-shadow);
    padding: 15px 0;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 40px;
    min-height: 40px;
    background-color: transparent;
}

nav ul {
    display: flex;
    align-items: center;
}

nav ul li {
    margin-left: 30px;
}

nav ul li a {
    font-weight: 500;
    transition: var(--transition);
    color: var(--secondary-color);
}

nav ul li a:hover {
    color: var(--primary-color);
}

nav ul li:last-child a.download-btn {
    padding: 8px 20px;
    font-size: 0.9rem;
    background-color: #00e0c6;
    color: var(--dark-background);
    font-weight: 600;
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--secondary-color);
}

/* Hero Section */
.hero {
    padding-top: 120px;
    padding-bottom: 100px;
    background-color: var(--background-color);
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 25px;
    line-height: 1.2;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 35px;
}

.rating {
    display: flex;
    align-items: center;
    margin-top: 30px;
    gap: 12px;
}

.stars {
    color: #FFD700;
    display: inline-flex;
    align-items: center;
    line-height: 1;
    height: 24px;
}

.stars i {
    margin-right: 3px;
    font-size: 20px;
    line-height: 1;
    display: inline-block;
    vertical-align: middle;
}

.rating p {
    margin-bottom: 0;
    line-height: 1;
    font-size: 1rem;
    font-weight: 400;
    height: 24px;
    display: flex;
    align-items: center;
}

.rating p strong {
    font-weight: 600;
    margin-right: 4px;
}

.hero-image {
    display: flex;
    justify-content: flex-end;
}

.hero-image img {
    max-height: 600px;
    border-radius: 20px;
    box-shadow: var(--box-shadow);
    min-height: 400px;
    background-color: rgba(0, 0, 0, 0.03);
}

/* Features Section */
.features {
    background-color: var(--gray-color);
    text-align: center;
}

.features h2 {
    margin-bottom: 50px;
}

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

.feature-card {
    background-color: white;
    padding: 40px 30px;
    border-radius: 15px;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

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

.feature-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.4rem;
}

/* App Showcase */
.app-showcase {
    background-color: var(--dark-background);
    color: white;
}

.app-showcase .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.showcase-content h2 {
    font-size: 3rem;
    line-height: 1.2;
}

.showcase-image img {
    border-radius: 20px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
    min-height: 400px;
    background-color: rgba(255, 255, 255, 0.05);
}

/* Categories Section */
.categories {
    background-color: var(--background-color);
    text-align: center;
}

.categories h2 {
    margin-bottom: 50px;
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 25px;
}

.category-card {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    min-height: 230px;
    background-color: rgba(0, 0, 0, 0.03);
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.category-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    min-height: 180px;
    background-color: rgba(0, 0, 0, 0.05);
}

.category-card h3 {
    font-size: 1.5rem;
    margin-bottom: 5px;
    padding-top: 10px;
}

.category-card p {
    font-size: 0.9rem;
    margin-bottom: 15px;
}

/* Call to Action */
.call-to-action {
    background-color: var(--background-color);
}

.call-to-action .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.cta-image img {
    border-radius: 20px;
    box-shadow: var(--box-shadow);
    min-height: 300px;
}

.cta-content h2 {
    font-size: 3rem;
    line-height: 1.2;
}

.cta-features {
    margin: 30px 0;
}

.cta-features li {
    margin-bottom: 15px;
    display: flex;
    align-items: flex-start;
}

.cta-features li i {
    color: var(--primary-color);
    margin-right: 15px;
    font-size: 1.2rem;
}

/* Testimonials */
.testimonials {
    background-color: var(--gray-color);
    text-align: center;
}

.testimonials h2 {
    margin-bottom: 50px;
}

.testimonial-card {
    background-color: white;
    max-width: 800px;
    margin: 0 auto;
    padding: 50px 40px;
    border-radius: 15px;
    box-shadow: var(--box-shadow);
    position: relative;
}

.quote-mark {
    font-size: 5rem;
    color: var(--primary-color);
    position: absolute;
    top: 20px;
    left: 30px;
    opacity: 0.2;
    font-family: serif;
}

.testimonial-text {
    font-size: 1.4rem;
    font-style: italic;
    margin-bottom: 30px;
}

.testimonial-rating {
    color: #FFD700;
    font-size: 1.5rem;
}

/* Final CTA */
.final-cta {
    background-color: var(--dark-background);
    color: white;
    text-align: center;
}

.final-cta h2 {
    font-size: 3rem;
    line-height: 1.2;
    max-width: 800px;
    margin: 0 auto 30px;
}

.final-cta p {
    max-width: 600px;
    margin: 0 auto 40px;
}

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

.footer-logo img {
    height: 32px;
    margin-bottom: 20px;
    min-height: 32px;
    background-color: transparent;
}

.footer-links ul {
    display: flex;
    flex-wrap: wrap;
}

.footer-links ul li {
    margin-right: 20px;
    margin-bottom: 10px;
}

.footer-social {
    margin: 20px 0;
}

.footer-social a {
    display: inline-block;
    margin-right: 15px;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.footer-social a:hover {
    background-color: var(--primary-color);
}

.copyright {
    font-size: 0.9rem;
    opacity: 0.7;
    margin-top: 20px;
}

/* Media Queries */
@media (max-width: 991px) {
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .hero .container,
    .app-showcase .container,
    .call-to-action .container {
        grid-template-columns: 1fr;
    }
    
    .hero-image,
    .showcase-image,
    .cta-image {
        grid-row: 1;
    }
    
    .hero-content,
    .showcase-content,
    .cta-content {
        text-align: center;
    }
    
    .cta-features li {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    header {
        padding: 10px 0;
    }
    
    nav ul {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .logo img {
        height: 32px;
        min-height: 32px;
    }
    
    .feature-grid,
    .category-grid {
        grid-template-columns: repeat(auto-fit, minmax(100%, 1fr));
    }
    
    section {
        padding: 60px 0;
    }
    
    .hero {
        padding-top: 120px;
    }
    
    .testimonial-card {
        padding: 40px 20px;
    }
    
    .testimonial-text {
        font-size: 1.2rem;
    }
    
    .quote-mark {
        font-size: 3rem;
        top: 10px;
        left: 20px;
    }
    
    nav {
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        background-color: var(--dark-background);
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
        padding: 20px 0;
        display: none;
        z-index: 100;
    }
    
    nav.active {
        display: block;
    }
    
    nav ul {
        flex-direction: column;
        align-items: center;
        padding: 0;
    }
    
    nav ul li {
        margin: 15px 0;
        width: 100%;
        text-align: center;
    }
    
    nav ul li:last-child {
        margin-top: 20px;
    }
    
    .mobile-menu-btn.active {
        color: var(--primary-color);
    }
}