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

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

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

/* Navigation */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.8rem;
    font-weight: 600;
    color: #e74c3c;
}

.nav-logo i {
    color: #e74c3c;
    font-size: 2rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: #e74c3c;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 120px 0 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    color: white;
    overflow: hidden;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.highlight {
    color: #ffeb3b;
    text-shadow: 0 0 30px rgba(255, 235, 59, 0.5);
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 20px;
    opacity: 0.9;
}

.hero-description {
    font-size: 1.1rem;
    margin-bottom: 30px;
    opacity: 0.8;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 30px;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
    color: white;
    box-shadow: 0 4px 15px rgba(231, 76, 60, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(231, 76, 60, 0.4);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: #667eea;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    width: 280px;
    height: 560px;
    background: linear-gradient(135deg, #2c3e50, #3498db);
    border-radius: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
}

.phone-mockup::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.phone-screen {
    width: 240px;
    height: 520px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 30px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
}

.phone-icon {
    font-size: 4rem;
    margin-bottom: 20px;
    color: #ffeb3b;
}

.phone-text {
    font-size: 1.5rem;
    font-weight: 600;
}

/* Features Section */
.features {
    padding: 80px 0;
    background: #f8f9fa;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 60px;
    color: #333;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 30px;
    max-width: 900px;
    margin: 0 auto;
}

.feature-card {
    background: white;
    padding: 40px 30px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.3s ease;
}

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

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #e74c3c, #c0392b);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: white;
    font-size: 2rem;
}

.feature-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #333;
}

.feature-card p {
    color: #666;
    line-height: 1.6;
}

/* About Section */
.about {
    padding: 80px 0;
    background: white;
}

.about-content {
    display: grid;
    gap: 60px;
}

.about-text-block {
    max-width: 800px;
    margin: 0 auto;
}

.about-text-block h3 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: #333;
}

.about-text-block p {
    font-size: 1.1rem;
    color: #666;
    line-height: 1.8;
    margin-bottom: 20px;
}

.about-text-block ul {
    list-style: none;
    margin-top: 20px;
}

.about-text-block li {
    padding: 10px 0;
    color: #666;
    line-height: 1.6;
}

.about-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 15px;
}

.highlight-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.highlight-content h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 5px;
    color: #333;
}

.highlight-content p {
    color: #666;
    line-height: 1.5;
}

/* Screenshots Section */
.screenshots {
    padding: 80px 0;
    background: #f8f9fa;
}

.screenshots-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 50px;
}

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

.screenshot-item {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    background: white;
}

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

.screenshot-item img {
    width: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

.screenshot-item:hover img {
    transform: scale(1.05);
}

.screenshot-placeholder {
    background: linear-gradient(135deg, #667eea, #764ba2);
    height: 400px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    text-align: center;
}

.screenshot-placeholder i {
    font-size: 3rem;
    margin-bottom: 15px;
}

.screenshot-placeholder span {
    font-size: 1.2rem;
    font-weight: 600;
}

/* Download Section */
.download {
    padding: 80px 0;
    background: linear-gradient(135deg, #2c3e50, #3498db);
    color: white;
    text-align: center;
}

.download .section-title {
    color: white;
}

.download-subtitle {
    font-size: 1.3rem;
    margin-bottom: 50px;
    opacity: 0.9;
}

.download-buttons {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.download-btn {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px 30px;
    background: white;
    color: #333;
    text-decoration: none;
    border-radius: 15px;
    font-weight: 600;
    transition: transform 0.3s ease;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
}

.download-btn:hover {
    transform: translateY(-3px);
}

.download-btn i {
    font-size: 2rem;
}

.download-btn div {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.download-btn span {
    font-size: 0.9rem;
    opacity: 0.7;
}

.download-btn strong {
    font-size: 1.2rem;
}

/* Legal Notice */
.legal-notice {
    padding: 40px 0;
    background: #fff3cd;
    border-top: 3px solid #ffc107;
}

.notice-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.notice-content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: #856404;
}

.notice-content p {
    color: #856404;
    line-height: 1.6;
    margin-bottom: 10px;
}

/* Footer */
.footer {
    background: #2c3e50;
    color: white;
    padding: 60px 0 20px;
}

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

.footer-section h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: #ecf0f1;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.footer-logo i {
    color: #e74c3c;
    font-size: 1.8rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #e74c3c;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #34495e;
    color: #bdc3c7;
}

/* Responsive Design */
@media (max-width: 900px) and (min-width: 769px) {
    .features-grid {
        max-width: 700px;
        gap: 25px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 20px 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .hero-container {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    .hero-banner {
        margin-top: 50px;
    }
    
    .hero-content,
    .hero-image {
        transform: translateY(0) !important;
    }
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }

    .phone-mockup {
        width: 220px;
        height: 440px;
    }

    .phone-screen {
        width: 190px;
        height: 410px;
    }

    .features-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }

    .about-highlights {
        grid-template-columns: 1fr;
    }

    .highlight-item {
        flex-direction: column;
        text-align: center;
    }

    .screenshots-gallery {
        grid-template-columns: 1fr;
    }

    .download-buttons {
        flex-direction: column;
        align-items: center;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

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

    .phone-mockup {
        width: 200px;
        height: 400px;
    }

    .phone-screen {
        width: 170px;
        height: 370px;
    }

    .phone-icon {
        font-size: 3rem;
    }

    .phone-text {
        font-size: 1.2rem;
    }
}

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

.feature-card,
.highlight-item,
.screenshot-item {
    animation: fadeInUp 0.6s ease-out;
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}