/* Base Styles */
:root {
    --primary-color: #0096FF;
    --secondary-color: #333;
    --accent-color: #FF4081;
    --background-color: #f5f5f5;
    --text-color: #333;
    --white: #ffffff;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
}

/* Navigation */
nav {
    background: var(--white);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo img {
    height: 40px;
}

.nav-links a {
    text-decoration: none;
    color: var(--secondary-color);
    margin-left: 2rem;
    transition: color 0.3s;
}

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

.download-btn {
    background: var(--primary-color);
    color: var(--white) !important;
    padding: 0.5rem 1rem;
    border-radius: 25px;
}

/* Hero Section */
.hero {
    padding: 8rem 2rem 4rem;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.hero-content {
    max-width: 600px;
    text-align: center;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2rem;
    background: var(--primary-color);
    color: var(--white);
    text-decoration: none;
    border-radius: 30px;
    font-weight: bold;
    transition: transform 0.3s;
}

.cta-button:hover {
    transform: translateY(-2px);
}

/* Features Section */
.features {
    padding: 2rem 1rem;
    background: var(--white);
}

.features h2 {
    text-align: center;
    margin-bottom: 1rem;
    font-size: 2.5rem;
    color: var(--secondary-color);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.feature-card {
    padding: 2.5rem 2rem;
    text-align: center;
    background: var(--white);
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.feature-card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    background: rgba(0, 150, 255, 0.1);
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.5rem;
}

.feature-card h3 {
    color: var(--secondary-color);
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
}

.feature-card p {
    color: #666;
    line-height: 1.6;
    font-size: 1rem;
}

/* Responsive Design for Features */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .features {
        padding: 4rem 1rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
    }

    .feature-card {
        padding: 2rem 1.5rem;
    }
}

/* How It Works */
.how-it-works {
    padding: 6rem 2rem;
    background: var(--background-color);
}

.how-it-works h2 {
    text-align: center;
    margin-bottom: 4rem;
    font-size: 2.5rem;
    color: var(--secondary-color);
}

.steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.step {
    background: var(--white);
    border-radius: 15px;
    padding: 2.5rem 2rem;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    position: relative;
}

.step:hover {
    transform: translateY(-5px);
}

.step-number {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-weight: bold;
    font-size: 1.2rem;
    box-shadow: 0 3px 10px rgba(0,0,0,0.2);
}

.step h3 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.step p {
    color: #666;
    font-size: 1rem;
    line-height: 1.6;
}

/* Responsive Design for How It Works */
@media (max-width: 1024px) {
    .steps {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
        padding: 0;
    }

    .how-it-works {
        padding: 5rem 1.5rem;
    }

    .how-it-works h2 {
        font-size: 2.2rem;
        margin-bottom: 3rem;
    }
}

@media (max-width: 768px) {
    .steps {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }

    .how-it-works {
        padding: 4rem 1rem;
    }

    .step {
        padding: 2rem 1.5rem;
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        text-align: left;
    }

    .step-number {
        margin: 0 0 1rem 0;
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }

    .how-it-works h2 {
        font-size: 2rem;
        margin-bottom: 2.5rem;
    }

    .step h3 {
        font-size: 1.2rem;
    }

    .step p {
        font-size: 0.95rem;
    }

    /* Add visual connection between steps */
    .step::after {
        content: '';
        position: absolute;
        bottom: -1.5rem;
        left: 50%;
        transform: translateX(-50%);
        width: 2px;
        height: 1rem;
        background: var(--primary-color);
        display: block;
    }

    .step:last-child::after {
        display: none;
    }
}

@media (max-width: 480px) {
    .steps {
        max-width: 100%;
    }

    .step {
        padding: 1.5rem;
    }

    .how-it-works h2 {
        font-size: 1.8rem;
    }
}

/* Benefits Section */
.benefits {
    padding: 4rem 2rem;
    background: var(--white);
}

.benefits-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.benefit {
    text-align: center;
    padding: 2rem;
}

.benefit i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* Download Section */
.download {
    padding: 4rem 2rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, #0066cc 100%);
    color: var(--white);
    text-align: center;
}

.download-button img {
    height: 60px;
    margin-top: 2rem;
    transition: transform 0.3s;
}

.download-button img:hover {
    transform: scale(1.05);
}

/* Footer */
footer {
    background: var(--secondary-color);
    color: var(--white);
    padding: 4rem 2rem 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.footer-section h4 {
    margin-bottom: 1rem;
}

.footer-section a {
    color: var(--white);
    text-decoration: none;
    display: block;
    margin-bottom: 0.5rem;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    color: var(--white);
    font-size: 1.5rem;
}

.footer-bottom {
    text-align: center;
    margin-top: 3rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.menu-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-color);
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    margin: 0 4px;
}

.menu-icon i {
    font-size: 14px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 6rem;
    }
}