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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

/* Animated background elements */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 80%, rgba(120, 119, 198, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 119, 198, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(120, 219, 255, 0.2) 0%, transparent 50%);
    animation: float 20s ease-in-out infinite;
    z-index: -1;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    33% { transform: translateY(-20px) rotate(1deg); }
    66% { transform: translateY(10px) rotate(-1deg); }
}



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

/* Hero Section */
.hero {
    text-align: center;
    padding: 80px 0;
    color: white;
    background: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.4)), url('bg.webp');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    position: relative;
}

.logo {
    margin-bottom: 20px;
}

.logo img {
    height: 120px;
    width: auto;
    border-radius: 20px;
    filter: drop-shadow(2px 2px 4px rgba(0,0,0,0.3));
}

.hero h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 8px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero h2 {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 30px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero .subheadline {
    font-size: 1.2rem;
    margin-bottom: 40px;
    color: rgba(255, 255, 255, 0.9);
    font-style: italic;
}

.app-store-btn {
    display: inline-block;
    margin-bottom: 40px;
    transition: transform 0.3s ease;
}

.app-store-btn:hover {
    transform: translateY(-3px) scale(1.05);
    filter: brightness(1.1);
}

.app-store-btn img {
    height: 50px;
    width: auto;
}

/* Mobile App Store Button */
@media (max-width: 768px) {
    .app-store-btn img {
        height: 60px;
    }
}

@media (max-width: 480px) {
    .app-store-btn img {
        height: 70px;
    }
}

.phone-mockup {
    width: 300px;
    height: 600px;
    background: linear-gradient(45deg, #f0f0f0, #e0e0e0);
    border-radius: 30px;
    margin: 0 auto;
    position: relative;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
    border: 8px solid #333;
    display: none;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    border-radius: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    text-align: center;
    padding: 20px;
    position: relative;
    overflow: hidden;
}

.phone-screen::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 30% 70%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 30%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    animation: phone-glow 8s ease-in-out infinite;
}

@keyframes phone-glow {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.8; }
}

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

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

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

.feature-card {
    text-align: center;
    padding: 30px;
    border-radius: 15px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
    background: rgba(255, 255, 255, 1);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

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

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

/* Demo Section */
.demo {
    background: #f8f9fa;
    padding: 80px 0;
    text-align: center;
    display: none;
}

.demo-video {
    width: 100%;
    max-width: 600px;
    height: 400px;
    background: #ddd;
    border-radius: 15px;
    margin: 40px auto;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: #666;
}

/* Testimonials */
.testimonials {
    background: white;
    padding: 80px 0;
}

.rating {
    text-align: center;
    margin-bottom: 40px;
}

.stars {
    font-size: 2rem;
    margin-bottom: 10px;
    letter-spacing: 10px;
}

.rating-text {
    font-size: 1.2rem;
    color: #666;
}

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

.testimonial-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.testimonial-text {
    font-style: italic;
    margin-bottom: 20px;
    color: #555;
}

.testimonial-author {
    font-weight: 600;
    color: #333;
}

/* FAQ Section */
.faq {
    background: #f8f9fa;
    padding: 80px 0;
}

.faq-item {
    background: white;
    margin-bottom: 20px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.faq-question {
    padding: 20px;
    background: white;
    cursor: pointer;
    font-weight: 600;
    border-bottom: 1px solid #eee;
}

.faq-answer {
    padding: 20px;
    background: #f8f9fa;
    display: none;
}

.faq-answer.active {
    display: block;
}

/* Footer */
.footer {
    background: #333;
    color: white;
    padding: 40px 0;
    text-align: center;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-links a {
    color: white;
    text-decoration: none;
    margin: 0 15px;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.footer-links a:hover {
    opacity: 1;
}

.footer-cta {
    display: inline-block;
    background: #007AFF;
    color: white;
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 122, 255, 0.3);
}

.footer-cta:hover {
    background: #0056CC;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 122, 255, 0.4);
}

/* Floating CTA */
.floating-cta {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: #007AFF;
    color: white;
    padding: 15px 25px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    box-shadow: 0 8px 25px rgba(0, 122, 255, 0.4);
    z-index: 1000;
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
}

.floating-cta:hover {
    background: #0056CC;
    transform: translateX(-50%) translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 122, 255, 0.5);
}

.floating-cta.show {
    opacity: 1;
    visibility: visible;
}

@media (max-width: 768px) {
    .floating-cta {
        bottom: 15px;
        padding: 15px 25px;
        font-size: 1rem;
        white-space: nowrap;
        max-width: 90vw;
        overflow: hidden;
        text-overflow: ellipsis;
    }
}

@media (max-width: 480px) {
    .floating-cta {
        bottom: 10px;
        padding: 12px 20px;
        font-size: 0.95rem;
        white-space: nowrap;
        max-width: 95vw;
        overflow: hidden;
        text-overflow: ellipsis;
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
        line-height: 1.2;
    }

    .hero h2 {
        font-size: 1.2rem;
        line-height: 1.3;
    }

    .hero .subheadline {
        font-size: 1.1rem;
        line-height: 1.4;
    }

    .phone-mockup {
        width: 250px;
        height: 500px;
    }

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

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    .footer-cta {
        font-size: 1rem;
        padding: 15px 25px;
        white-space: normal;
        text-align: center;
        min-width: 250px;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.8rem;
    }

    .hero h2 {
        font-size: 1.1rem;
    }

    .hero .subheadline {
        font-size: 1rem;
    }

    .footer-cta {
        font-size: 0.95rem;
        padding: 12px 20px;
    }
}

/* SEO Chapter */
.seo-chapter {
    background: transparent;
    padding: 80px 0;
}

.seo-chapter .container {
    background: rgba(255, 255, 255, 0.92);
    border-radius: 16px;
    padding: 40px 30px;
    box-shadow: 0 16px 48px rgba(0,0,0,0.18);
}

.seo-chapter .subheadline {
    text-align: center;
    font-size: 1.2rem;
    color: #666;
    max-width: 800px;
    margin: -40px auto 30px;
}

.seo-chapter p {
    color: #333;
    font-size: 1.05rem;
    line-height: 1.8;
    max-width: 900px;
    margin: 0 auto 16px;
}

.seo-sections {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin: 24px 0 10px;
}

.seo-section {
    background: #fff;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: 14px;
    padding: 24px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.seo-section:hover {
    transform: translateY(-4px);
    box-shadow: 0 14px 36px rgba(0, 0, 0, 0.12);
}

.seo-section h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    color: #111;
}

.seo-section p {
    margin: 0;
    color: #444;
}

.seo-chapter h3 {
    text-align: center;
    margin: 32px 0 10px;
    color: #111;
}

.seo-chapter ul {
    max-width: 800px;
    margin: 0 auto 20px;
    padding-left: 20px;
}

.seo-chapter li {
    margin: 10px 0;
    color: #444;
    line-height: 1.8;
}

.seo-chapter .footer-cta {
    display: inline-block;
    margin-top: 6px;
}

@media (max-width: 768px) {
    .seo-chapter {
        padding: 60px 0;
    }

    .seo-chapter .container {
        padding: 28px 18px;
        border-radius: 14px;
        box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    }

    .seo-chapter .subheadline {
        font-size: 1.05rem;
        margin: -30px auto 25px;
        padding: 0 6px;
    }

    .seo-section {
        padding: 20px;
    }
}

@media (max-width: 480px) {
    .seo-chapter {
        padding: 50px 0;
    }

    .seo-chapter p {
        font-size: 1rem;
    }
}