/* =============================================
   CFM Landing Page Styles - Cal.com Design System
   ============================================= */

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

:root {
    /* Cal.com inspired color palette */
    --cal-bg: #ffffff;
    --cal-bg-muted: #f9fafb;
    --cal-bg-subtle: #f3f4f6;
    --cal-bg-emphasis: #e5e7eb;
    --cal-bg-inverted: #111827;
    
    --cal-text: #111827;
    --cal-text-muted: #6b7280;
    --cal-text-subtle: #9ca3af;
    --cal-text-inverted: #ffffff;
    
    --cal-border: #e5e7eb;
    --cal-border-emphasis: #d1d5db;
    
    --cal-primary: #111827;
    --cal-primary-hover: #1f2937;
    
    --cal-success: #10b981;
    --cal-warning: #f59e0b;
    --cal-error: #ef4444;
    
    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --space-3xl: 64px;
    
    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Borders */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    /* Transitions */
    --transition: all 0.2s ease-in-out;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.75;
    color: var(--cal-text);
    background: var(--cal-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Container */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-md);
    }
}

/* Navigation */
.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(--cal-border);
    z-index: 1000;
    height: 64px;
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 24px;
    font-weight: 700;
    color: var(--cal-text);
    text-decoration: none;
    letter-spacing: -0.5px;
}

.logo-badge {
    font-size: 10px;
    background: var(--cal-primary);
    color: var(--cal-text-inverted);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-weight: 600;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav-link {
    font-size: 14px;
    font-weight: 500;
    color: var(--cal-text-muted);
    text-decoration: none;
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--cal-text);
}

.nav-cta {
    background: var(--cal-primary);
    color: var(--cal-text-inverted);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    transition: var(--transition);
}

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

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

/* Hero Section */
.hero {
    padding-top: calc(64px + var(--space-3xl));
    padding-bottom: var(--space-3xl);
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(180deg, var(--cal-bg) 0%, var(--cal-bg-muted) 100%);
}

.hero-badge {
    display: inline-block;
    background: var(--cal-bg-subtle);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-lg);
    font-size: 14px;
    font-weight: 500;
    color: var(--cal-text-muted);
    margin-bottom: var(--space-xl);
}

.hero-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-title {
    font-size: clamp(40px, 8vw, 72px);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -2px;
    margin-bottom: var(--space-lg);
    color: var(--cal-text);
}

.gradient-text {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 20px;
    line-height: 1.6;
    color: var(--cal-text-muted);
    margin-bottom: var(--space-2xl);
}

.hero-actions {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    margin-bottom: var(--space-3xl);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-size: 16px;
    font-weight: 500;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    outline: none;
}

.btn-primary {
    background: var(--cal-primary);
    color: var(--cal-text-inverted);
}

.btn-primary:hover {
    background: var(--cal-primary-hover);
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--cal-bg-subtle);
    color: var(--cal-text);
}

.btn-secondary:hover {
    background: var(--cal-bg-emphasis);
}

.btn-large {
    padding: 16px 32px;
    font-size: 18px;
}

.btn-block {
    width: 100%;
    justify-content: center;
}

.btn svg {
    width: 20px;
    height: 20px;
}

/* Hero Stats */
.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
    margin-top: var(--space-3xl);
}

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

.stat-value {
    font-size: 36px;
    font-weight: 700;
    color: var(--cal-text);
    margin-bottom: var(--space-xs);
}

.stat-label {
    font-size: 14px;
    color: var(--cal-text-muted);
}

/* Trust Section */
.trust-section {
    padding: var(--space-2xl) 0;
    background: var(--cal-bg-muted);
    border-top: 1px solid var(--cal-border);
    border-bottom: 1px solid var(--cal-border);
}

.trust-content {
    text-align: center;
}

.trust-text {
    font-size: 14px;
    color: var(--cal-text-muted);
    margin-bottom: var(--space-md);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.trust-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-xl);
    flex-wrap: wrap;
}

.trust-logo {
    font-size: 16px;
    color: var(--cal-text-muted);
    white-space: nowrap;
}

/* Problem Section */
.problem-section {
    padding: var(--space-3xl) 0;
    background: var(--cal-bg);
}

.problems-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
}

.problem-card {
    text-align: center;
}

.problem-icon {
    font-size: 48px;
    margin-bottom: var(--space-md);
}

.problem-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.problem-text {
    font-size: 14px;
    color: var(--cal-text-muted);
}

/* Success Stories */
.success-section {
    padding: var(--space-3xl) 0;
    background: var(--cal-bg-muted);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
}

.testimonial-card {
    background: var(--cal-bg);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--cal-border);
}

.testimonial-stars {
    font-size: 16px;
    margin-bottom: var(--space-md);
}

.testimonial-text {
    font-size: 16px;
    line-height: 1.6;
    color: var(--cal-text);
    margin-bottom: var(--space-lg);
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.author-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--cal-bg-emphasis);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 14px;
}

.author-name {
    font-weight: 600;
    font-size: 14px;
}

.author-role {
    font-size: 12px;
    color: var(--cal-text-muted);
}

/* Pricing Section */
.pricing-section {
    padding: var(--space-3xl) 0;
    background: var(--cal-bg);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.pricing-card {
    background: var(--cal-bg);
    border: 2px solid var(--cal-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    position: relative;
    transition: var(--transition);
}

.pricing-card.featured {
    border-color: var(--cal-primary);
    transform: scale(1.05);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--cal-primary);
    color: var(--cal-text-inverted);
    padding: 4px 12px;
    border-radius: var(--radius-md);
    font-size: 12px;
    font-weight: 600;
}

.pricing-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: var(--space-md);
    text-align: center;
}

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

.price-value {
    font-size: 36px;
    font-weight: 700;
    color: var(--cal-text);
}

.price-period {
    font-size: 14px;
    color: var(--cal-text-muted);
}

.pricing-features {
    list-style: none;
    margin-bottom: var(--space-xl);
}

.pricing-features li {
    padding: var(--space-sm) 0;
    font-size: 14px;
    color: var(--cal-text-muted);
}

/* FAQ Section */
.faq-section {
    padding: var(--space-3xl) 0;
    background: var(--cal-bg-muted);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
}

.faq-item {
    background: var(--cal-bg);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--cal-border);
}

.faq-question {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: var(--space-md);
    color: var(--cal-text);
}

.faq-answer {
    font-size: 14px;
    line-height: 1.6;
    color: var(--cal-text-muted);
}

@media (max-width: 768px) {
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
    }
}

/* Section Base */
section {
    padding: var(--space-3xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section-title {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -1px;
    color: var(--cal-text);
    margin-bottom: var(--space-md);
}

.section-description {
    font-size: 18px;
    color: var(--cal-text-muted);
    max-width: 600px;
    margin: 0 auto;
}

/* Features */
.features {
    background: var(--cal-bg-muted);
}

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

.feature-card {
    background: var(--cal-bg);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--cal-border);
    transition: var(--transition);
}

.feature-card:hover {
    border-color: var(--cal-border-emphasis);
    transform: translateY(-4px);
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: var(--cal-bg-muted);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-lg);
}

.feature-icon svg {
    width: 24px;
    height: 24px;
    color: var(--cal-text);
}

.feature-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    color: var(--cal-text);
}

.feature-description {
    font-size: 14px;
    line-height: 1.6;
    color: var(--cal-text-muted);
}

/* How It Works */
.how-it-works {
    background: var(--cal-bg);
}

.steps {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
    gap: 0;
}

.step {
    grid-column: span 1;
    text-align: center;
    padding: var(--space-lg);
}

.step:nth-child(1) { grid-column: 1; }
.step:nth-child(3) { grid-column: 3; }
.step:nth-child(5) { grid-column: 5; }
.step:nth-child(7) { grid-column: 7; }

.step-connector {
    grid-column: span 1;
    height: 2px;
    background: var(--cal-border);
    position: relative;
}

.step-connector::after {
    content: '→';
    position: absolute;
    right: -10px;
    top: -11px;
    color: var(--cal-text-subtle);
    font-size: 20px;
}

.step-number {
    width: 48px;
    height: 48px;
    background: var(--cal-primary);
    color: var(--cal-text-inverted);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 600;
    margin: 0 auto var(--space-md);
}

.step-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    color: var(--cal-text);
}

.step-description {
    font-size: 14px;
    color: var(--cal-text-muted);
    line-height: 1.5;
}

@media (max-width: 968px) {
    .steps {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
    
    .step, .step-connector {
        grid-column: 1;
    }
    
    .step-connector {
        height: 40px;
        width: 2px;
        margin: 0 auto;
    }
    
    .step-connector::after {
        content: '↓';
        right: auto;
        left: -11px;
        top: auto;
        bottom: -10px;
    }
}

/* CTA Section */
.cta-section {
    background: var(--cal-bg-inverted);
    color: var(--cal-text-inverted);
    padding: var(--space-3xl) 0;
}

.cta-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta-title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: var(--space-md);
    letter-spacing: -1px;
}

.cta-description {
    font-size: 18px;
    opacity: 0.9;
    margin-bottom: var(--space-xl);
}

.cta-actions {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    margin-bottom: var(--space-lg);
}

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

.cta-section .btn-primary {
    background: var(--cal-bg);
    color: var(--cal-text);
}

.cta-section .btn-primary:hover {
    background: var(--cal-bg-subtle);
}

.cta-section .btn-secondary {
    background: transparent;
    color: var(--cal-text-inverted);
    border: 2px solid var(--cal-text-inverted);
}

.cta-section .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* Footer */
.footer {
    background: var(--cal-bg-muted);
    padding: var(--space-2xl) 0 var(--space-xl);
    border-top: 1px solid var(--cal-border);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-xl);
}

.footer-section h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: var(--space-md);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-section a {
    display: block;
    font-size: 14px;
    color: var(--cal-text-muted);
    text-decoration: none;
    padding: var(--space-xs) 0;
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--cal-text);
}

.footer-logo {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: var(--space-xs);
}

.footer-description {
    font-size: 14px;
    color: var(--cal-text-muted);
    margin-bottom: var(--space-md);
}

.footer-social {
    display: flex;
    gap: var(--space-md);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--space-xl);
    border-top: 1px solid var(--cal-border);
    font-size: 14px;
    color: var(--cal-text-subtle);
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-social {
        justify-content: center;
    }
    
    .cta-actions {
        flex-direction: column;
    }
}