:root {
    --color-primary: #2563eb;
    --color-primary-dark: #1d4ed8;
    --color-secondary: #64748b;
    --color-accent: #f59e0b;
    --color-bg: #ffffff;
    --color-bg-alt: #f8fafc;
    --color-bg-dark: #1e293b;
    --color-text: #1e293b;
    --color-text-light: #64748b;
    --color-text-muted: #94a3b8;
    --color-border: #e2e8f0;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --radius-sm: 6px;
    --radius: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --container-max: 1200px;
    --container-narrow: 800px;
}

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

body {
    font-family: var(--font-main);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-bg);
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

h1, h2, h3, h4 { line-height: 1.2; font-weight: 700; margin-bottom: 0.5em; }
h1 { font-size: clamp(2.5rem, 5vw, 4rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); letter-spacing: -0.01em; }
h3 { font-size: clamp(1.25rem, 3vw, 1.5rem); }
p { margin-bottom: 1em; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 16px;
    font-weight: 600;
    border-radius: var(--radius);
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

.btn-primary { background: var(--color-primary); color: white; }
.btn-primary:hover { background: var(--color-primary-dark); text-decoration: none; }
.btn-secondary { background: white; color: var(--color-primary); border: 2px solid var(--color-primary); }
.btn-secondary:hover { background: var(--color-primary); color: white; text-decoration: none; }
.btn-ghost { background: transparent; color: var(--color-text); border: 2px solid var(--color-border); }
.btn-ghost:hover { background: var(--color-bg-alt); text-decoration: none; }
.btn-large { padding: 16px 32px; font-size: 18px; }
.btn-full { width: 100%; }

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    z-index: 100;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 72px;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-text);
    text-decoration: none;
}

.logo:hover { text-decoration: none; }

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    color: var(--color-text-light);
    font-weight: 500;
    text-decoration: none;
}

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

.hero {
    padding: 160px 0 100px;
    background: linear-gradient(135deg, #f0f9ff 0%, #ffffff 50%, #faf5ff 100%);
    text-align: center;
}

.badge {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(37, 99, 235, 0.1);
    color: var(--color-primary);
    font-size: 14px;
    font-weight: 600;
    border-radius: 100px;
    margin-bottom: 24px;
}

.hero-content {
    max-width: var(--container-narrow);
    margin: 0 auto;
}

.hero h1 { margin-bottom: 24px; }

.hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.375rem);
    color: var(--color-text-light);
    margin-bottom: 40px;
}

.hero-ctas {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: center;
    margin-bottom: 40px;
}

.hero-trust {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    justify-content: center;
    font-size: 14px;
    color: var(--color-text-light);
}

.problem {
    padding: 100px 0;
    background: var(--color-bg);
}

.problem h2 {
    text-align: center;
    margin-bottom: 60px;
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin-bottom: 60px;
}

.problem-card {
    padding: 32px;
    background: var(--color-bg-alt);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

.problem-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.problem-card h3 { margin-bottom: 12px; }

.problem-card p {
    color: var(--color-text-light);
    margin: 0;
}

.problem-highlight {
    max-width: 800px;
    margin: 0 auto;
    padding: 32px;
    background: var(--color-bg-dark);
    color: white;
    border-radius: var(--radius-lg);
    text-align: center;
}

.problem-highlight p {
    margin: 0;
    font-size: 18px;
}

.solution {
    padding: 100px 0;
    background: var(--color-bg-alt);
}

.solution h2 {
    text-align: center;
    margin-bottom: 16px;
}

.section-subtitle {
    text-align: center;
    color: var(--color-text-light);
    font-size: 18px;
    margin-bottom: 60px;
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}

.step {
    position: relative;
    padding: 40px;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.step-number {
    position: absolute;
    top: -20px;
    left: 40px;
    width: 40px;
    height: 40px;
    background: var(--color-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    border-radius: 50%;
}

.step h3 {
    margin-top: 16px;
    margin-bottom: 12px;
}

.step p {
    color: var(--color-text-light);
    margin: 0;
}

.features {
    padding: 100px 0;
    background: var(--color-bg);
}

.features h2 {
    text-align: center;
    margin-bottom: 60px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.feature {
    padding: 32px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: box-shadow 0.2s;
}

.feature:hover { box-shadow: var(--shadow-md); }

.feature-icon {
    font-size: 40px;
    margin-bottom: 16px;
}

.feature h3 { margin-bottom: 8px; }

.feature p {
    color: var(--color-text-light);
    margin: 0;
}

.story {
    padding: 100px 0;
    background: var(--color-bg-alt);
}

.story-content {
    max-width: var(--container-narrow);
    margin: 0 auto;
    text-align: center;
}

.story blockquote {
    font-size: clamp(1.125rem, 2vw, 1.375rem);
    font-style: italic;
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: 24px;
}

.story cite {
    font-style: normal;
    font-weight: 600;
    color: var(--color-text);
}

.pricing {
    padding: 100px 0;
    background: var(--color-bg);
}

.pricing h2 {
    text-align: center;
    margin-bottom: 60px;
}

.pricing-card {
    max-width: 500px;
    margin: 0 auto;
    padding: 48px;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--color-primary);
}

.pricing-badge {
    display: inline-block;
    padding: 6px 12px;
    background: var(--color-accent);
    color: white;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    border-radius: 100px;
    margin-bottom: 16px;
}

.pricing-price {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 4px;
    margin-bottom: 8px;
}

.pricing-price .currency {
    font-size: 24px;
    font-weight: 600;
    color: var(--color-text);
    margin-top: 8px;
}

.pricing-price .amount {
    font-size: 72px;
    font-weight: 800;
    color: var(--color-text);
    line-height: 1;
}

.pricing-price .period {
    font-size: 18px;
    color: var(--color-text-light);
    align-self: flex-end;
    margin-bottom: 12px;
}

.pricing-note {
    text-align: center;
    color: var(--color-text-light);
    font-size: 14px;
    text-decoration: line-through;
    margin-bottom: 32px;
}

.pricing-features { margin-bottom: 32px; }

.pricing-features h4 { margin-bottom: 16px; }

.pricing-features ul { list-style: none; }

.pricing-features li {
    padding: 8px 0;
    border-bottom: 1px solid var(--color-border);
}

.pricing-features li:last-child { border-bottom: none; }

.pricing-cta { text-align: center; }

.pricing-guarantee {
    margin-top: 16px;
    font-size: 14px;
    color: var(--color-success);
}

.pricing-payment {
    margin-top: 8px;
    font-size: 14px;
    color: var(--color-text-light);
}

.faq {
    padding: 100px 0;
    background: var(--color-bg-alt);
}

.faq h2 {
    text-align: center;
    margin-bottom: 60px;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    padding: 24px 0;
    border-bottom: 1px solid var(--color-border);
}

.faq-item:last-child { border-bottom: none; }

.faq-item h3 {
    margin-bottom: 12px;
    font-size: 18px;
}

.faq-item p {
    color: var(--color-text-light);
    margin: 0;
}

.cta-section {
    padding: 100px 0;
    background: var(--color-bg-dark);
    color: white;
    text-align: center;
}

.cta-section h2 { margin-bottom: 32px; }

.cta-note {
    margin-top: 24px;
    color: var(--color-text-muted);
}

.footer {
    padding: 60px 0 24px;
    background: var(--color-bg);
    border-top: 1px solid var(--color-border);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 40px;
    flex-wrap: wrap;
    gap: 24px;
}

.footer-brand .logo {
    display: block;
    margin-bottom: 8px;
}

.footer-brand p {
    color: var(--color-text-light);
    font-size: 14px;
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    color: var(--color-text-light);
    font-size: 14px;
}

.footer-disclaimer {
    padding-top: 24px;
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.footer-disclaimer p {
    font-size: 12px;
    color: var(--color-text-muted);
    margin-bottom: 8px;
}

@media (max-width: 768px) {
    .nav-links a:not(.btn) { display: none; }
    .hero { padding: 120px 0 60px; }
    .hero-ctas {
        flex-direction: column;
        align-items: center;
    }
    .hero-ctas .btn {
        width: 100%;
        max-width: 320px;
    }
    .problem-grid, .features-grid { grid-template-columns: 1fr; }
    .pricing-card { padding: 32px; }
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    .footer-links { justify-content: center; }
}