/* Apple-Inspired Design System */
:root {
    /* Colors */
    --color-primary: #0071e3;
    --color-primary-dark: #0077ED;
    --color-secondary: #1d1d1f;
    --color-text: #1d1d1f;
    --color-text-secondary: #6e6e73;
    --color-background: #ffffff;
    --color-background-secondary: #f5f5f7;
    --color-border: #d2d2d7;
    --color-success: #34c759;
    --color-warning: #ff9500;

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-weight-light: 300;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    /* Spacing */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 48px;
    --spacing-xl: 80px;
    --spacing-xxl: 120px;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --radius-xl: 24px;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
}

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-primary);
    font-size: 17px;
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-semibold);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 { font-size: 56px; }
h2 { font-size: 48px; }
h3 { font-size: 32px; }
h4 { font-size: 24px; }

@media (max-width: 768px) {
    h1 { font-size: 40px; }
    h2 { font-size: 36px; }
    h3 { font-size: 28px; }
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.container-narrow {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.nav-logo {
    font-size: 20px;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
}

.nav-menu a {
    color: var(--color-text);
    text-decoration: none;
    font-size: 15px;
    transition: opacity 0.2s;
}

.nav-menu a:hover {
    opacity: 0.7;
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
}

/* Buttons */
.btn-primary,
.btn-secondary,
.btn-hero,
.btn-pricing,
.btn-pricing-featured,
.btn-final-cta {
    display: inline-block;
    padding: 12px 24px;
    border-radius: var(--radius-lg);
    font-size: 15px;
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    transition: all 0.2s;
    cursor: pointer;
    border: none;
}

.btn-primary,
.btn-hero,
.btn-pricing-featured,
.btn-final-cta {
    background: var(--color-primary);
    color: white;
}

.btn-primary:hover,
.btn-hero:hover,
.btn-pricing-featured:hover,
.btn-final-cta:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary,
.btn-pricing {
    background: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.btn-secondary:hover,
.btn-pricing:hover {
    background: var(--color-primary);
    color: white;
}

.btn-hero {
    padding: 16px 32px;
    font-size: 17px;
}

.btn-final-cta {
    padding: 20px 48px;
    font-size: 19px;
    font-weight: var(--font-weight-semibold);
}

/* Hero Section */
.hero {
    padding: 140px 0 var(--spacing-xxl);
    text-align: center;
    background: linear-gradient(180deg, #f5f5f7 0%, #ffffff 100%);
}

.hero-badge {
    display: inline-block;
    padding: 8px 16px;
    background: var(--color-success);
    color: white;
    border-radius: 20px;
    font-size: 13px;
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--spacing-md);
}

.hero-title {
    font-size: 64px;
    font-weight: var(--font-weight-bold);
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.03em;
}

.hero-subtitle {
    font-size: 21px;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.5;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    margin-bottom: var(--spacing-xl);
}

.hero-proof {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.proof-stat {
    text-align: center;
}

.stat-number {
    font-size: 48px;
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    line-height: 1;
}

.stat-label {
    font-size: 15px;
    color: var(--color-text-secondary);
    margin-top: var(--spacing-xs);
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 40px;
    }

    .hero-subtitle {
        font-size: 17px;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .hero-proof {
        flex-direction: column;
        gap: var(--spacing-md);
    }
}

/* Promise Section */
.promise {
    padding: var(--spacing-xxl) 0;
    background: white;
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.story {
    margin-top: var(--spacing-lg);
}

.story-text {
    font-size: 19px;
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

.story-text.highlight {
    font-size: 24px;
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    margin: var(--spacing-lg) 0;
}

.story-text em {
    font-style: italic;
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
}

.results-box {
    background: var(--color-background-secondary);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.results-box h3 {
    margin-bottom: var(--spacing-md);
}

.results-list {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.results-list li {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 17px;
}

.results-list li:last-child {
    border-bottom: none;
}

.results-footer {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 2px solid var(--color-border);
    font-size: 17px;
    line-height: 1.8;
}

/* Proof Section */
.proof-section {
    padding: var(--spacing-xxl) 0;
    background: var(--color-background-secondary);
}

.section-subtitle {
    text-align: center;
    font-size: 21px;
    color: var(--color-text-secondary);
    margin-top: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
}

.proof-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.proof-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s, box-shadow 0.2s;
}

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

.proof-header {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.proof-image {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    object-fit: cover;
    background: var(--color-background-secondary);
}

.proof-meta h3 {
    font-size: 19px;
    margin-bottom: 4px;
}

.proof-meta p {
    font-size: 14px;
    color: var(--color-text-secondary);
}

.proof-stats {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    background: var(--color-background-secondary);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
}

.stat {
    text-align: center;
}

.stat-label {
    font-size: 12px;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 4px;
}

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

.stat-arrow {
    font-size: 24px;
    color: var(--color-success);
}

.proof-quote {
    font-size: 17px;
    line-height: 1.6;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    font-style: italic;
}

.proof-link {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    font-size: 15px;
}

.proof-link:hover {
    text-decoration: underline;
}

/* Aggregate Proof */
.aggregate-proof {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    text-align: center;
}

.aggregate-proof h3 {
    margin-bottom: var(--spacing-lg);
}

.aggregate-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.aggregate-stat {
    padding: var(--spacing-md);
}

.aggregate-number {
    font-size: 56px;
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.aggregate-label {
    font-size: 15px;
    color: var(--color-text-secondary);
}

.aggregate-note {
    font-size: 13px;
    color: var(--color-text-secondary);
    margin-top: var(--spacing-md);
    font-style: italic;
}

/* How It Works */
.how-it-works {
    padding: var(--spacing-xxl) 0;
    background: white;
}

.steps {
    margin-top: var(--spacing-xl);
}

.step {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--color-border);
}

.step:last-child {
    border-bottom: none;
}

.step-number {
    flex-shrink: 0;
    width: 64px;
    height: 64px;
    background: var(--color-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: var(--font-weight-bold);
}

.step-content {
    flex: 1;
}

.step-content h3 {
    margin-bottom: var(--spacing-sm);
}

.step-content p {
    font-size: 17px;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

.step-visual {
    background: var(--color-background-secondary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.mockup-input {
    background: white;
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 17px;
    border: 2px solid var(--color-primary);
}

.cursor-blink {
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.plan-preview,
.publishing-animation {
    font-size: 15px;
}

.plan-item,
.pub-item {
    padding: var(--spacing-sm);
    background: white;
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-xs);
}

.plan-more {
    padding: var(--spacing-sm);
    text-align: center;
    color: var(--color-text-secondary);
    font-weight: var(--font-weight-medium);
}

.momentum-box {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-top: var(--spacing-md);
}

.momentum-box h4 {
    margin-bottom: var(--spacing-sm);
}

.momentum-box ul {
    list-style: none;
    margin: var(--spacing-md) 0;
}

.momentum-box li {
    padding: var(--spacing-xs) 0;
    font-size: 15px;
}

.momentum-result {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.3);
    font-size: 17px;
    font-weight: var(--font-weight-medium);
}

/* Secret Weapon */
.secret-weapon {
    padding: var(--spacing-xxl) 0;
    background: var(--color-background-secondary);
}

.intro-text {
    font-size: 21px;
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.momentum-explanation {
    margin-top: var(--spacing-xl);
}

.momentum-explanation h3 {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.signals-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.signal {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    text-align: center;
}

.signal-icon {
    font-size: 48px;
    margin-bottom: var(--spacing-sm);
}

.signal h4 {
    font-size: 17px;
    margin-bottom: var(--spacing-xs);
}

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

.momentum-action {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
}

.momentum-action h3 {
    margin-bottom: var(--spacing-md);
}

.momentum-action p {
    font-size: 17px;
    margin-bottom: var(--spacing-md);
}

.action-list {
    list-style: none;
    margin: var(--spacing-md) 0;
}

.action-list li {
    padding: var(--spacing-sm) 0;
    padding-left: var(--spacing-md);
    position: relative;
    font-size: 17px;
}

.action-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-success);
    font-weight: var(--font-weight-bold);
}

.action-result {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--color-background-secondary);
    border-radius: var(--radius-md);
    font-size: 17px;
    line-height: 1.7;
}

/* Results Section */
.results-section {
    padding: var(--spacing-xxl) 0;
    background: white;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
}

.result-card {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.result-image {
    width: 100%;
    height: 300px;
    object-fit: cover;
    background: var(--color-background-secondary);
}

.result-caption {
    padding: var(--spacing-md);
    background: white;
    font-size: 15px;
    line-height: 1.6;
}

/* Pricing */
.pricing-section {
    padding: var(--spacing-xxl) 0;
    background: var(--color-background-secondary);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.pricing-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    position: relative;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s, box-shadow 0.2s;
}

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

.pricing-featured {
    border: 3px solid var(--color-primary);
    transform: scale(1.05);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary);
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: var(--font-weight-medium);
}

.pricing-header {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.pricing-header h3 {
    margin-bottom: var(--spacing-xs);
}

.pricing-desc {
    font-size: 15px;
    color: var(--color-text-secondary);
}

.pricing-price {
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.price-currency {
    font-size: 24px;
    font-weight: var(--font-weight-semibold);
    vertical-align: top;
}

.price-amount {
    font-size: 64px;
    font-weight: var(--font-weight-bold);
    line-height: 1;
}

.price-period {
    font-size: 17px;
    color: var(--color-text-secondary);
}

.pricing-savings {
    text-align: center;
    color: var(--color-success);
    font-size: 14px;
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--spacing-md);
}

.pricing-features {
    list-style: none;
    margin: var(--spacing-md) 0;
}

.pricing-features li {
    padding: var(--spacing-xs) 0;
    font-size: 15px;
}

.pricing-note {
    text-align: center;
    font-size: 13px;
    color: var(--color-text-secondary);
    margin-top: var(--spacing-sm);
}

.value-comparison {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    text-align: center;
}

.value-comparison h3 {
    margin-bottom: var(--spacing-lg);
}

.comparison-grid {
    max-width: 600px;
    margin: 0 auto var(--spacing-md);
}

.comparison-item {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--color-border);
}

.comparison-service {
    font-size: 17px;
}

.comparison-cost {
    font-size: 17px;
    color: var(--color-text-secondary);
}

.comparison-total {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 2px solid var(--color-border);
    font-size: 24px;
    font-weight: var(--font-weight-bold);
}

.comparison-vs {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--color-background-secondary);
    border-radius: var(--radius-md);
}

.comparison-vs strong {
    font-size: 28px;
    color: var(--color-primary);
}

/* FAQ */
.faq-section {
    padding: var(--spacing-xxl) 0;
    background: white;
}

.faq-list {
    margin-top: var(--spacing-xl);
}

.faq-item {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
}

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

.faq-question {
    font-size: 24px;
    margin-bottom: var(--spacing-sm);
}

.faq-answer {
    font-size: 17px;
    line-height: 1.7;
    color: var(--color-text-secondary);
}

/* Final CTA */
.final-cta {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
}

.cta-title {
    color: white;
    margin-bottom: var(--spacing-lg);
}

.cta-steps {
    margin-bottom: var(--spacing-lg);
}

.cta-steps p {
    font-size: 19px;
    margin-bottom: var(--spacing-sm);
}

.cta-guarantee {
    margin-top: var(--spacing-md);
    font-size: 15px;
    opacity: 0.9;
}

.cta-testimonial {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
}

.testimonial-text {
    font-size: 21px;
    font-style: italic;
    margin-bottom: var(--spacing-sm);
}

.testimonial-author {
    font-size: 15px;
    opacity: 0.9;
}

/* Footer */
.footer {
    padding: var(--spacing-xl) 0 var(--spacing-md);
    background: var(--color-secondary);
    color: white;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-col h4 {
    font-size: 17px;
    margin-bottom: var(--spacing-sm);
}

.footer-col ul {
    list-style: none;
}

.footer-col li {
    margin-bottom: var(--spacing-xs);
}

.footer-col a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s;
}

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

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 14px;
    opacity: 0.7;
}

/* Responsive */
@media (max-width: 768px) {
    .proof-grid,
    .results-grid,
    .pricing-grid {
        grid-template-columns: 1fr;
    }

    .step {
        flex-direction: column;
    }

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