/* Modern Premium Design */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #4F46E5;
    --primary-dark: #4338CA;
    --secondary: #7C3AED;
    --accent: #06B6D4;
    --text-primary: #0F172A;
    --text-secondary: #475569;
    --text-tertiary: #94A3B8;
    --bg-primary: #FFFFFF;
    --bg-secondary: #F8FAFC;
    --bg-tertiary: #F1F5F9;
    --border: #E2E8F0;
    --success: #22C55E;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-primary);
    line-height: 1.6;
    background: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation */
.nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    padding: 16px 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
}

.nav-cta {
    padding: 10px 20px;
    background: var(--primary);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.2s;
}

.nav-cta:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

/* Hero Section */
.hero {
    padding: 80px 0 100px;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 100px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.hero-badge svg {
    color: var(--success);
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    margin-bottom: 24px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 40px;
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    margin-bottom: 48px;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 16px 32px;
    font-size: 16px;
    font-weight: 600;
    color: white;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border: none;
    border-radius: 12px;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 14px 0 rgba(79, 70, 229, 0.3);
    min-width: 280px;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px 0 rgba(79, 70, 229, 0.4);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 15px;
    font-weight: 600;
    color: var(--primary);
    background: white;
    border: 2px solid var(--border);
    border-radius: 10px;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-secondary:hover {
    border-color: var(--primary);
    background: var(--bg-secondary);
}

.hero-proof {
    display: flex;
    align-items: center;
    gap: 16px;
}

.proof-avatars {
    display: flex;
    margin-left: -8px;
}

.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid white;
    margin-left: -8px;
    background: linear-gradient(135deg, #E0E7FF 0%, #DBEAFE 100%);
}

.proof-text {
    text-align: left;
}

.proof-rating {
    color: #F59E0B;
    font-size: 14px;
    letter-spacing: 2px;
}

.proof-text span {
    display: block;
    font-size: 14px;
    color: var(--text-secondary);
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: 32px;
    flex-wrap: wrap;
}

.hero-feature {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 15px;
    color: var(--text-secondary);
}

.hero-feature svg {
    color: var(--success);
    flex-shrink: 0;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-badge {
    display: inline-block;
    padding: 6px 16px;
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.1) 0%, rgba(124, 58, 237, 0.1) 100%);
    color: var(--primary);
    border-radius: 100px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
}

.section-title {
    font-size: 40px;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    max-width: 600px;
    margin: 0 auto 16px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 64px;
    text-align: center;
}

/* Alternative Styles Section */
.styles-section {
    padding: 100px 0;
    background: var(--bg-secondary);
}

.styles-example {
    max-width: 1000px;
    margin: 0 auto;
}

.example-question {
    text-align: center;
    padding: 24px;
    background: white;
    border-radius: 12px;
    margin-bottom: 32px;
    box-shadow: var(--shadow-sm);
}

.question-number {
    display: inline-block;
    font-weight: 600;
    color: var(--primary);
    margin-right: 8px;
}

.question-text {
    color: var(--text-primary);
    font-size: 16px;
}

.styles-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.style-card {
    background: white;
    border: 2px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s;
}

.style-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.style-card.classic {
    border-color: var(--primary);
}

.style-card.alternative {
    border-color: var(--secondary);
}

.style-label {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 16px 24px;
    font-weight: 600;
    font-size: 14px;
    border-bottom: 1px solid var(--border);
}

.style-card.classic .style-label {
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.05) 0%, rgba(79, 70, 229, 0.1) 100%);
    color: var(--primary);
}

.style-card.alternative .style-label {
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.05) 0%, rgba(124, 58, 237, 0.1) 100%);
    color: var(--secondary);
}

.style-label svg {
    flex-shrink: 0;
}

.style-content {
    padding: 24px;
    font-size: 14px;
    line-height: 1.7;
    color: var(--text-secondary);
}

.style-content p {
    margin-bottom: 12px;
}

.style-content p:last-child {
    margin-bottom: 0;
}

.style-content strong {
    color: var(--text-primary);
}

.style-content ul {
    list-style: none;
    padding-left: 0;
}

.style-content ul li {
    margin-bottom: 12px;
    padding-left: 0;
}

.style-content ul li:last-child {
    margin-bottom: 0;
}

/* How it Works */
.how-section {
    padding: 100px 0;
    background: var(--bg-primary);
}

.steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 48px;
}

.step {
    position: relative;
    text-align: center;
}

.step-number {
    position: absolute;
    top: -10px;
    right: 20px;
    font-size: 72px;
    font-weight: 800;
    color: var(--bg-tertiary);
    line-height: 1;
}

.step-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border-radius: 20px;
    color: var(--primary);
    box-shadow: var(--shadow-md);
    position: relative;
    z-index: 1;
}

.step-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.step-description {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.6;
}

/* Features */
.features-section {
    padding: 100px 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.feature-card {
    padding: 32px;
    background: white;
    border: 1px solid var(--border);
    border-radius: 16px;
    transition: all 0.3s;
}

.feature-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.1) 0%, rgba(124, 58, 237, 0.1) 100%);
    border-radius: 12px;
    color: var(--primary);
    margin-bottom: 20px;
}

.feature-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.feature-description {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.6;
}

/* Pricing */
.pricing-section {
    padding: 100px 0;
    background: var(--bg-secondary);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    max-width: 1100px;
    margin: 0 auto;
}

.pricing-card {
    position: relative;
    background: white;
    border: 2px solid var(--border);
    border-radius: 20px;
    padding: 40px 32px;
    transition: all 0.3s;
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.pricing-card.popular {
    border-color: var(--primary);
    box-shadow: 0 0 0 1px var(--primary);
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 6px 16px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
}

.pricing-header {
    text-align: center;
    margin-bottom: 32px;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--border);
}

.pricing-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

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

.price-amount {
    font-size: 48px;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
}

.price-currency {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-secondary);
}

.pricing-description {
    font-size: 14px;
    color: var(--text-secondary);
}

.pricing-features {
    list-style: none;
    margin-bottom: 32px;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    font-size: 15px;
    color: var(--text-secondary);
}

.pricing-features svg {
    flex-shrink: 0;
}

.pricing-card .btn-primary,
.pricing-card .btn-secondary {
    width: 100%;
    min-width: auto;
}

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

.cta-content h2 {
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.cta-content p {
    font-size: 18px;
    opacity: 0.9;
    margin-bottom: 40px;
}

.cta-section .btn-primary {
    background: white;
    color: var(--primary);
    box-shadow: 0 10px 40px 0 rgba(0, 0, 0, 0.15);
}

.cta-section .btn-primary:hover {
    background: var(--bg-secondary);
    box-shadow: 0 12px 48px 0 rgba(0, 0, 0, 0.2);
}

/* Footer */
.footer {
    padding: 80px 0 40px;
    background: var(--text-primary);
    color: white;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 48px;
}

.footer-brand {
    flex: 1;
}

.footer-tagline {
    color: var(--text-tertiary);
    font-size: 15px;
    margin-top: 8px;
}

.footer-links {
    display: flex;
    gap: 32px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 15px;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.footer-powered {
    font-size: 13px;
    color: var(--text-tertiary);
}

/* Mobile Responsive */
@media (max-width: 968px) {
    .hero-title {
        font-size: 40px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .styles-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .steps {
        grid-template-columns: 1fr;
        gap: 64px;
    }

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

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

    .footer-content {
        flex-direction: column;
        gap: 24px;
        text-align: center;
    }

    .footer-links {
        flex-direction: column;
        gap: 16px;
    }

    .section-title {
        font-size: 32px;
    }

    .cta-content h2 {
        font-size: 32px;
    }
}

@media (max-width: 640px) {
    .container {
        padding: 0 20px;
    }

    .hero {
        padding: 60px 0 80px;
    }

    .hero-title {
        font-size: 32px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .hero-features {
        flex-direction: column;
        gap: 16px;
    }

    .btn-primary {
        width: 100%;
        min-width: auto;
    }

    .how-it-works,
    .features,
    .pricing,
    .cta-section {
        padding: 60px 0;
    }

    .section-header {
        margin-bottom: 48px;
    }

    .section-title {
        font-size: 28px;
    }

    .cta-content h2 {
        font-size: 28px;
    }

    .nav-cta {
        font-size: 13px;
        padding: 8px 16px;
    }

    .footer {
        padding: 60px 0 32px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}

/* Smooth Animations */
@media (prefers-reduced-motion: no-preference) {
    .feature-card,
    .pricing-card,
    .step {
        animation: fadeInUp 0.6s ease-out backwards;
    }

    .feature-card:nth-child(1),
    .pricing-card:nth-child(1),
    .step:nth-child(1) { animation-delay: 0.1s; }

    .feature-card:nth-child(2),
    .pricing-card:nth-child(2),
    .step:nth-child(2) { animation-delay: 0.2s; }

    .feature-card:nth-child(3),
    .pricing-card:nth-child(3),
    .step:nth-child(3) { animation-delay: 0.3s; }
}

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