/* Base styles */
:root {
    --primary-color: #004b98; /* Reliable dark blue */
    --secondary-color: #0066cc; /* Lighter blue */
    --accent-color: #ff6b00; /* Eye-catching orange for CTA */
    --accent-hover: #e55a00;
    --text-main: #333333;
    --text-light: #666666;
    --bg-light: #f8f9fa;
    --white: #ffffff;
}

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

body {
    font-family: 'Hiragino Kaku Gothic ProN', 'Meiryo', sans-serif;
    color: var(--text-main);
    line-height: 1.6;
    background-color: var(--white);
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background-color: var(--white);
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    font-size: 24px;
    font-weight: bold;
    color: var(--primary-color);
}

.nav ul {
    display: flex;
    gap: 25px;
}

.nav a {
    font-weight: bold;
    color: var(--text-main);
    transition: color 0.3s;
    font-size: 15px;
}

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

/* Sections */
.section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 32px;
    margin-bottom: 15px;
    color: var(--primary-color);
    font-weight: bold;
}

.section-subtitle {
    text-align: center;
    margin-bottom: 50px;
    color: var(--text-light);
    font-size: 16px;
}

.bg-light {
    background-color: var(--bg-light);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    padding: 120px 0 100px;
    text-align: center;
}

.hero-title {
    font-size: 40px;
    margin-bottom: 25px;
    line-height: 1.4;
    font-weight: 800;
}

.hero-text {
    font-size: 18px;
    margin-bottom: 50px;
    opacity: 0.9;
    line-height: 1.8;
}

/* Buttons */
.btn {
    display: inline-block;
    text-align: center;
    border-radius: 8px;
    font-weight: bold;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-primary {
    background-color: var(--accent-color);
    color: var(--white);
    box-shadow: 0 6px 15px rgba(255, 107, 0, 0.3);
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(255, 107, 0, 0.4);
}

.btn-large {
    padding: 18px 50px;
    font-size: 22px;
}

.cta-btn span {
    font-size: 15px;
    font-weight: normal;
    display: block;
    margin-bottom: 5px;
}

/* Features */
.features {
    display: flex;
    gap: 30px;
    justify-content: space-between;
}

.feature-card {
    flex: 1;
    background: var(--white);
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.06);
    text-align: center;
    border-top: 5px solid var(--secondary-color);
    transition: transform 0.3s ease;
}

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

.feature-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.feature-card h3 {
    margin-bottom: 15px;
    color: var(--primary-color);
    font-size: 20px;
}

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

/* Target List */
.check-list {
    max-width: 650px;
    margin: 0 auto;
    background: var(--white);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.06);
}

.check-list li {
    font-size: 18px;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px dashed #e0e0e0;
    display: flex;
    align-items: flex-start;
    line-height: 1.5;
}

.check-list li:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.check-icon {
    color: var(--accent-color);
    font-weight: bold;
    margin-right: 15px;
    font-size: 22px;
    margin-top: -2px;
}

/* CTA Section */
.cta-section {
    background-color: var(--primary-color);
    color: var(--white);
    text-align: center;
    padding: 100px 0;
}

.cta-title {
    font-size: 34px;
    margin-bottom: 20px;
    font-weight: bold;
}

.cta-text {
    font-size: 18px;
    margin-bottom: 40px;
    opacity: 0.9;
    line-height: 1.8;
}

.cta-note {
    margin-top: 25px;
    font-size: 14px;
    opacity: 0.8;
}

/* Pulsing Animation for CTA */
@keyframes pulse {
    0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(255, 107, 0, 0.7); }
    70% { transform: scale(1.03); box-shadow: 0 0 0 15px rgba(255, 107, 0, 0); }
    100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(255, 107, 0, 0); }
}

.pulse {
    animation: pulse 2s infinite;
}

/* Footer */
.footer {
    background-color: #222;
    color: #999;
    text-align: center;
    padding: 30px 0;
    font-size: 14px;
}

.footer-affiliate {
    margin-top: 10px;
    font-size: 11px;
    color: #666;
}

/* Responsive (Mobile) */
@media (max-width: 768px) {
    .nav {
        display: none; /* Hide navigation on mobile for simplicity */
    }
    
    .section {
        padding: 60px 0;
    }
    
    .hero {
        padding: 80px 0 60px;
    }

    .hero-title {
        font-size: 26px;
    }
    
    .hero-text {
        font-size: 15px;
    }
    
    .features {
        flex-direction: column;
        gap: 20px;
    }
    
    .section-title {
        font-size: 26px;
    }
    
    .cta-title {
        font-size: 24px;
    }
    
    .btn-large {
        width: 100%;
        padding: 15px 20px;
        font-size: 18px;
    }
    
    .check-list {
        padding: 25px 20px;
    }
    
    .check-list li {
        font-size: 15px;
    }
}