.hero-section {
    background: linear-gradient(225deg, var(--color-gradient-start), var(--color-gradient-mid) 45%, var(--color-gradient-end));
    color: #fff;
    padding: 120px 0 100px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="2" fill="rgba(255,255,255,0.05)"/></svg>');
    animation: float 20s linear infinite;
}

@keyframes float {
    0% { transform: translateY(0); }
    100% { transform: translateY(-100px); }
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    animation: fadeInUp 1s ease-out;
}

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

.hero-title {
    font-size: 56px;
    font-weight: 700;
    margin-bottom: 24px;
    line-height: 1.2;
    letter-spacing: -1px;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
}

.hero-subtitle {
    font-size: 22px;
    margin-bottom: 40px;
    opacity: 0.95;
    line-height: 1.6;
    font-weight: 300;
}

.hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
    align-items: center;
}

.cta-button {
    padding: 16px 40px;
    border-radius: 8px;
    text-decoration: none;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

.cta-button.primary {
    background: var(--primary-color);
    color: #fff;
}

.cta-button.primary:hover {
    background: var(--primary-hover);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(145, 151, 255, 0.4);
}

.cta-button.secondary {
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255, 255, 255, 0.6);
}

.cta-button.secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.9);
    transform: translateY(-3px);
}

.download-section {
    background: #f5f7fa;
    padding: 100px 0;
    position: relative;
}

.download-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 80px;
    max-width: 1100px;
    margin: 0 auto;
}

.download-info {
    flex: 1;
    animation: slideInLeft 0.8s ease-out;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.download-info h2 {
    font-size: 42px;
    margin-bottom: 24px;
    color: var(--text-dark);
    font-weight: 700;
    line-height: 1.3;
}

.download-info p {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 30px;
    line-height: 1.8;
}

.feature-tags {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.feature-tag {
    display: inline-block;
    padding: 10px 24px;
    background: #fff;
    border-radius: 6px;
    font-size: 14px;
    color: #5a6c7d;
    font-weight: 500;
    border: 1px solid #d1d8e0;
    transition: all 0.3s ease;
}

.feature-tag:hover {
    background: var(--primary-color);
    color: #fff;
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(145, 151, 255, 0.2);
}

.qr-code-wrapper {
    text-align: center;
    animation: slideInRight 0.8s ease-out;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.qr-code-box {
    background: #fff;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    display: inline-block;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    border: 1px solid #e8ecef;
}

.qr-code-box:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);
}

.qr-code-box img {
    width: 180px;
    height: 180px;
    display: block;
    border-radius: 10px;
}

.qr-code-label {
    margin-top: 20px;
    font-size: 18px;
    color: var(--text-dark);
    font-weight: 600;
}

.features-section {
    background: #fff;
    padding: 100px 0;
    position: relative;
}

.features-title {
    text-align: center;
    font-size: 42px;
    margin-bottom: 20px;
    color: var(--text-dark);
    font-weight: 700;
}

.features-subtitle {
    text-align: center;
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 60px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: #fff;
    padding: 40px 30px;
    border-radius: 12px;
    border: 1px solid #e8ecef;
    transition: all 0.3s ease;
    text-align: center;
    position: relative;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--primary-color);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    border-color: #d1d8e0;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-icon {
    font-size: 56px;
    margin-bottom: 24px;
    display: inline-block;
    transition: transform 0.4s ease;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-card h3 {
    font-size: 24px;
    margin-bottom: 16px;
    color: var(--text-dark);
    font-weight: 600;
}

.feature-card p {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.7;
}

.stats-section {
    background: linear-gradient(225deg, var(--color-gradient-start), var(--color-gradient-mid) 45%, var(--color-gradient-end));
    padding: 80px 0;
    color: #fff;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
}

.stat-item {
    padding: 20px;
}

.stat-number {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 10px;
    display: block;
}

.stat-label {
    font-size: 16px;
    opacity: 0.9;
    font-weight: 300;
}

@media (max-width: 992px) {
    .hero-title {
        font-size: 42px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .download-content {
        flex-direction: column;
        gap: 50px;
    }
    
    .download-info h2 {
        font-size: 32px;
    }
    
    .features-title {
        font-size: 32px;
    }
}

@media (max-width: 768px) {
    .hero-section {
        padding: 80px 0 60px;
    }
    
    .hero-title {
        font-size: 32px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .hero-cta {
        flex-direction: column;
        gap: 15px;
    }
    
    .cta-button {
        padding: 14px 35px;
        font-size: 15px;
        width: 100%;
        max-width: 280px;
    }
    
    .download-section,
    .features-section {
        padding: 60px 0;
    }
    
    .download-info h2 {
        font-size: 28px;
    }
    
    .download-info p {
        font-size: 16px;
    }
    
    .qr-code-box img {
        width: 140px;
        height: 140px;
    }
    
    .features-title {
        font-size: 28px;
        margin-bottom: 40px;
    }
    
    .features-grid {
        gap: 20px;
    }
    
    .feature-card {
        padding: 30px 20px;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
    
    .stat-number {
        font-size: 36px;
    }
}