/* ============================================
   MOCOPRO DESIGN SYSTEM
   Graduate from software serfdom for free
   ============================================ */

/* === DESIGN TOKENS === */
:root {
    /* Brand Colors */
    --cyan: #00D9FF;
    --black: #0A0A0A;
    --cream: #FFF8F0;
    
    /* Grays */
    --dark-gray: #1A1A1A;
    --medium-gray: #2A2A2A;
    --light-gray: #B0B0B0;
    --border-gray: #333333;
    
    /* Typography */
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Layout */
    --max-width: 1200px;
    --max-width-narrow: 800px;
    --max-width-wide: 1400px;
    
    /* Effects */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
}

/* === RESET & BASE === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--black);
    color: var(--cream);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* === TYPOGRAPHY === */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--cream);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: var(--spacing-md);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--spacing-sm);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: var(--spacing-sm);
}

h4 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--light-gray);
    font-size: 1.125rem;
}

a {
    color: var(--cyan);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    opacity: 0.8;
}

strong {
    color: var(--cream);
    font-weight: 600;
}

code {
    font-family: var(--font-mono);
    background: var(--dark-gray);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.9em;
    color: var(--cyan);
}

pre {
    background: var(--dark-gray);
    border: 1px solid var(--border-gray);
    border-radius: 8px;
    padding: var(--spacing-sm);
    overflow-x: auto;
    margin-bottom: var(--spacing-md);
}

pre code {
    background: transparent;
    padding: 0;
    color: var(--cream);
}

/* === LAYOUT CONTAINERS === */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

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

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

/* === NAVIGATION === */
nav {
    background: var(--black);
    border-bottom: 1px solid var(--border-gray);
    padding: var(--spacing-sm) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--cyan);
    letter-spacing: -0.02em;
}

.nav-links {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-links a {
    color: var(--light-gray);
    font-size: 1rem;
    font-weight: 500;
    transition: var(--transition);
}

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

.nav-cta {
    background: var(--cyan);
    color: var(--black) !important;
    padding: 0.5rem 1.5rem;
    border-radius: 6px;
    font-weight: 600;
}

.nav-cta:hover {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* === HERO SECTION === */
.hero {
    padding: var(--spacing-xl) 0;
    text-align: center;
    background: linear-gradient(180deg, var(--black) 0%, var(--dark-gray) 100%);
}

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

.brand-name {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    color: var(--cyan);
    font-weight: 700;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-sm);
}

.tagline {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, var(--cream) 0%, var(--light-gray) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtext {
    font-size: 1.5rem;
    color: var(--light-gray);
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* === BUTTONS === */
.cta-primary,
.cta-secondary {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 600;
    transition: var(--transition);
    margin: 0 0.5rem;
}

.cta-primary {
    background: var(--cyan);
    color: var(--black);
    box-shadow: var(--shadow-md);
}

.cta-primary:hover {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.cta-secondary {
    background: transparent;
    color: var(--cream);
    border: 2px solid var(--border-gray);
}

.cta-secondary:hover {
    border-color: var(--cyan);
    color: var(--cyan);
}

.download-btn {
    display: inline-block;
    margin-top: var(--spacing-sm);
    padding: 0.875rem 2rem;
    background: var(--cyan);
    color: var(--black);
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
}

.download-btn:hover {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* === SECTION DIVIDER === */
.section-divider {
    height: 1px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        var(--border-gray) 50%, 
        transparent 100%
    );
    margin: var(--spacing-xl) 0;
}

/* === SECTIONS === */
section {
    padding: var(--spacing-xl) 0;
}

.problem,
.solution,
.steps,
.final-cta {
    background: var(--black);
}

/* === PROBLEM SECTION === */
.problem-statement {
    font-size: 1.5rem;
    color: var(--cream);
    margin-bottom: var(--spacing-lg);
    line-height: 1.5;
}

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

.problem-card {
    background: var(--dark-gray);
    border: 1px solid var(--border-gray);
    padding: var(--spacing-sm);
    border-radius: 8px;
    text-align: center;
    font-weight: 600;
    color: var(--light-gray);
}

.problem-truth {
    background: var(--dark-gray);
    border-left: 4px solid var(--cyan);
    padding: var(--spacing-md);
    border-radius: 4px;
}

.problem-truth p {
    margin-bottom: var(--spacing-sm);
}

/* === SOLUTION SECTION === */
.solution-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.solution-intro {
    font-size: 1.25rem;
    color: var(--light-gray);
    max-width: 700px;
    margin: 0 auto;
}

.feature-card {
    background: var(--dark-gray);
    border: 1px solid var(--border-gray);
    border-radius: 12px;
    padding: var(--spacing-md);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.video-section {
    display: flex;
    flex-direction: column;
}

.video-slot {
    width: 100%;
    aspect-ratio: 16/9;
    background: var(--medium-gray);
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border-gray);
}

.content-wrapper h3 {
    font-size: 2rem;
    margin-bottom: var(--spacing-xs);
}

.feature-badge {
    display: inline-block;
    background: var(--cyan);
    color: var(--black);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

/* === STEPS SECTION === */
.steps-grid {
    display: grid;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.step {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--spacing-md);
    align-items: start;
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--cyan);
    color: var(--black);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
}

.step-content h3 {
    margin-bottom: 0.5rem;
}

.step-content p {
    font-size: 1rem;
}

/* === FINAL CTA === */
.final-cta {
    text-align: center;
    padding: var(--spacing-xl) 0;
}

.final-cta h2 {
    max-width: 800px;
    margin: 0 auto var(--spacing-md);
}

/* === HIGHLIGHT BOX === */
.highlight {
    background: var(--dark-gray);
    border-left: 4px solid var(--cyan);
    padding: var(--spacing-md);
    border-radius: 4px;
    margin: var(--spacing-lg) 0;
}

/* === FEATURES GRID === */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.feature-item {
    background: var(--dark-gray);
    border: 1px solid var(--border-gray);
    border-radius: 12px;
    padding: var(--spacing-md);
    text-align: center;
    transition: var(--transition);
}

.feature-item:hover {
    border-color: var(--cyan);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.feature-item h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
    color: var(--cream);
}

.feature-item p {
    font-size: 1rem;
    margin-bottom: 0;
}

/* === FAQ GRID === */
.faq-grid {
    display: grid;
    gap: var(--spacing-md);
}

.faq-item {
    background: var(--dark-gray);
    border: 1px solid var(--border-gray);
    border-radius: 8px;
    padding: var(--spacing-md);
    transition: var(--transition);
}

.faq-item:hover {
    border-color: var(--cyan);
}

.faq-item h3 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
    color: var(--cyan);
}

.faq-item p {
    font-size: 1rem;
    margin-bottom: 0;
}

/* === PERSONAS GRID === */
.personas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.persona-card {
    background: var(--dark-gray);
    border: 1px solid var(--border-gray);
    border-radius: 8px;
    padding: var(--spacing-md);
    transition: var(--transition);
}

.persona-card:hover {
    border-color: var(--cyan);
    transform: translateY(-2px);
}

.persona-card strong {
    display: block;
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
    color: var(--cyan);
}

/* === DOCS LAYOUT === */
.docs-container {
    display: grid;
    grid-template-columns: 180px 1fr;
    gap: var(--spacing-md);
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--spacing-lg) var(--spacing-md);
}

.sidebar {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.sidebar h3 {
    font-size: 1rem;
    color: var(--cream);
    margin-bottom: var(--spacing-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

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

.sidebar li {
    margin-bottom: 0.5rem;
}

.sidebar a {
    color: var(--light-gray);
    font-size: 0.95rem;
    display: block;
    padding: 0.5rem;
    border-radius: 4px;
    transition: var(--transition);
}

.sidebar a:hover,
.sidebar a.active {
    background: var(--dark-gray);
    color: var(--cyan);
}

.content {
    max-width: 800px;
}

.content h2 {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-gray);
    scroll-margin-top: 100px;
}

.content h1[id],
.content hr[id] {
    scroll-margin-top: 100px;
}

.content h2:first-of-type {
    margin-top: 0;
    padding-top: 0;
    border-top: none;
}

.content ol,
.content ul {
    margin-left: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.content li {
    margin-bottom: 0.5rem;
    color: var(--light-gray);
}

.callout {
    background: var(--dark-gray);
    border-left: 4px solid var(--cyan);
    padding: var(--spacing-sm);
    border-radius: 4px;
    margin: var(--spacing-md) 0;
}

.callout p {
    margin: 0;
}

/* === FOOTER === */
footer {
    background: var(--dark-gray);
    border-top: 1px solid var(--border-gray);
    padding: var(--spacing-md) 0;
    margin-top: var(--spacing-xl);
}

.footer-bottom {
    text-align: center;
    color: var(--light-gray);
    font-size: 0.875rem;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
    .nav-links {
        gap: var(--spacing-sm);
    }
    
    .nav-links a {
        font-size: 0.9rem;
    }
    
    .cta-primary,
    .cta-secondary {
        display: block;
        margin: 0.5rem 0;
    }
    
    .feature-card {
        grid-template-columns: 1fr;
    }
    
    .docs-container {
        grid-template-columns: 1fr;
    }
    
    .sidebar {
        position: static;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-md: 1.5rem;
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }
    
    .tagline {
        font-size: 2rem;
    }
    
    .hero-subtext {
        font-size: 1.125rem;
    }
    
    .problem-grid {
        grid-template-columns: 1fr;
    }
}