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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: #000000;
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}

/* Header */
header {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 2rem 3rem;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(20px);
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

nav {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: #ffffff;
    text-decoration: none;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-img {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    object-fit: cover;
}

.download-btn {
    padding: 0.75rem 2rem;
    background: #00BFFF;
    color: #000000;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s;
}

.download-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(0, 191, 255, 0.3);
}

/* Hero Section */
.hero {
    margin-top: 100px;
    min-height: 95vh;
    display: flex;
    align-items: center;
    padding: 4rem 3rem;
    position: relative;
}

.hero-container {
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
}

.hero-content h1 {
    font-size: 5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 2rem;
    letter-spacing: -2px;
}

.hero-content p {
    font-size: 1.4rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 3rem;
    line-height: 1.6;
}

.hero-cta {
    display: inline-block;
    padding: 1.2rem 3rem;
    background: #00BFFF;
    color: #000000;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 50px;
    transition: all 0.3s;
}

.hero-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(0, 191, 255, 0.4);
}

.hero-image {
    position: relative;
    display: flex;
    justify-content: center;
}

.phone-mockup {
    width: 100%;
    max-width: 400px;
    height: auto;
    border-radius: 50px;
    box-shadow: 0 40px 100px rgba(0, 191, 255, 0.3);
}

/* Features Section */
.features {
    padding: 8rem 3rem;
    background: linear-gradient(180deg, #000000 0%, #0a0a0a 100%);
}

.features-container {
    max-width: 1400px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 6rem;
}

.section-header h2 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.section-header p {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.6);
}

.feature-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8rem;
    align-items: center;
    margin-bottom: 10rem;
}

.feature-showcase:nth-child(even) {
    direction: rtl;
}

.feature-showcase:nth-child(even) > * {
    direction: ltr;
}

.feature-content h3 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.feature-content p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.feature-list {
    list-style: none;
}

.feature-list li {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 1rem;
    padding-left: 2rem;
    position: relative;
}

.feature-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: #00BFFF;
    font-weight: bold;
}

.feature-image {
    width: 100%;
    max-width: 350px;
    height: auto;
    border-radius: 40px;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
    margin: 0 auto;
    display: block;
}

/* Stats Section */
.stats {
    padding: 8rem 3rem;
    background: #000000;
}

.stats-container {
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 4rem;
    margin-top: 4rem;
}

.stat-item h4 {
    font-size: 3rem;
    font-weight: 800;
    color: #00BFFF;
    margin-bottom: 0.5rem;
}

.stat-item p {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.6);
}

/* Pricing Section */
.pricing {
    padding: 8rem 3rem;
    background: #0a0a0a;
}

.pricing-container {
    max-width: 900px;
    margin: 0 auto;
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 4rem;
}

.pricing-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 30px;
    padding: 3rem;
    transition: all 0.3s;
}

.pricing-card:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 191, 255, 0.5);
}

.pricing-card.featured {
    background: rgba(0, 191, 255, 0.05);
    border: 2px solid #00BFFF;
    position: relative;
}

.pricing-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: #00BFFF;
    color: #000000;
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.pricing-card h3 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.pricing-card .price {
    font-size: 3.5rem;
    font-weight: 800;
    margin: 1.5rem 0;
}

.pricing-card .price span {
    font-size: 1.2rem;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.5);
}

.pricing-card ul {
    list-style: none;
    margin: 2rem 0;
}

.pricing-card ul li {
    padding: 0.8rem 0;
    color: rgba(255, 255, 255, 0.7);
    font-size: 1rem;
}

.pricing-card ul li::before {
    content: '✓';
    color: #00BFFF;
    margin-right: 1rem;
    font-weight: bold;
}

.pricing-btn {
    width: 100%;
    padding: 1rem;
    background: rgba(0, 191, 255, 0.1);
    color: #00BFFF;
    border: 1px solid #00BFFF;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.pricing-card.featured .pricing-btn {
    background: #00BFFF;
    color: #000000;
}

.pricing-btn:hover {
    background: #00BFFF;
    color: #000000;
}

/* CTA Section */
.cta-section {
    padding: 10rem 3rem;
    background: #000000;
    text-align: center;
}

.cta-content h2 {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 2rem;
    letter-spacing: -1px;
}

.cta-content p {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 3rem;
}

/* Footer */
footer {
    padding: 4rem 3rem 2rem;
    background: #000000;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-brand h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.8;
}

.footer-section h4 {
    margin-bottom: 1.5rem;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: rgba(255, 255, 255, 0.5);
}

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

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

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: #00BFFF;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: rgba(255, 255, 255, 0.4);
}

/* Responsive */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 4rem;
        text-align: center;
    }

    .hero-content h1 {
        font-size: 3.5rem;
    }

    .hero-image {
        order: -1;
    }

    .feature-showcase {
        grid-template-columns: 1fr;
        gap: 4rem;
        text-align: center;
    }

    .feature-showcase:nth-child(even) {
        direction: ltr;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .pricing-cards {
        grid-template-columns: 1fr;
    }

    .footer-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    header {
        padding: 1.5rem 2rem;
    }

    .hero {
        padding: 3rem 2rem;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .hero-content p {
        font-size: 1.1rem;
    }

    .section-header h2 {
        font-size: 2.5rem;
    }

    .feature-content h3 {
        font-size: 2rem;
    }

    .cta-content h2 {
        font-size: 2.5rem;
    }

    .download-btn {
        padding: 0.6rem 1.5rem;
        font-size: 0.9rem;
    }
}