/* ===================================
   AI Meeting Ninja - Styles
   Modern, clean, professional design
   =================================== */

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

:root {
    /* Colors */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #8b5cf6;
    --accent: #ec4899;
    --dark: #1e293b;
    --dark-light: #334155;
    --gray: #64748b;
    --gray-light: #cbd5e1;
    --background: #ffffff;
    --background-alt: #f8f9fa;
    --success: #10b981;
    --warning: #f59e0b;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    --gradient-accent: linear-gradient(135deg, #ec4899 0%, #8b5cf6 100%);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 0.875rem;
    --font-size-sm: 1rem;
    --font-size-md: 1.125rem;
    --font-size-lg: 1.5rem;
    --font-size-xl: 2rem;
    --font-size-2xl: 2.5rem;
    --font-size-3xl: 3.5rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    
    /* Transitions */
    --transition: all 0.3s ease;
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-sm);
    line-height: 1.6;
    color: var(--dark);
    background: var(--background);
    overflow-x: hidden;
}

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

/* ===================================
   Navigation
   =================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 800;
    font-size: var(--font-size-lg);
    color: var(--dark);
    text-decoration: none;
}

.ninja-icon {
    font-size: 1.75rem;
}

.logo-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.nav-links a {
    color: var(--dark);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--dark);
    transition: var(--transition);
}

/* ===================================
   Buttons
   =================================== */

.btn-primary,
.btn-secondary,
.btn-primary-small {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: var(--radius-lg);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: var(--font-size-sm);
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

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

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

.btn-primary-small {
    padding: 0.625rem 1.5rem;
    background: var(--gradient-primary);
    color: white;
}

/* ===================================
   Hero Section
   =================================== */

.hero {
    padding-top: 8rem;
    padding-bottom: 6rem;
    background: linear-gradient(180deg, #ffffff 0%, var(--background-alt) 100%);
    position: relative;
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.hero-title {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    line-height: 1.1;
    color: var(--dark);
    margin-bottom: var(--spacing-sm);
}

.hero-subtitle {
    font-size: var(--font-size-md);
    color: var(--gray);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.hero-cta {
    margin-bottom: var(--spacing-md);
}

.hero-note {
    margin-top: var(--spacing-sm);
    color: var(--gray);
    font-size: var(--font-size-xs);
}

.hero-stats {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: var(--font-size-xl);
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: var(--font-size-xs);
    color: var(--gray);
}

.hero-image {
    position: relative;
}

.hero-wave {
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
}

.hero-wave svg {
    width: 100%;
    height: auto;
}

/* ===================================
   Screenshot Placeholders
   =================================== */

.screenshot-placeholder {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border: 2px dashed var(--gray-light);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
    transition: var(--transition);
}

.screenshot-placeholder:hover {
    border-color: var(--primary);
    background: linear-gradient(135deg, #f0f1ff 0%, #e9ecef 100%);
}

.placeholder-content {
    text-align: center;
    color: var(--gray);
}

.placeholder-icon {
    font-size: 4rem;
    display: block;
    margin-bottom: var(--spacing-sm);
}

.placeholder-content p {
    font-size: var(--font-size-md);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.placeholder-content small {
    font-size: var(--font-size-xs);
    color: var(--gray-light);
}

/* ===================================
   Section Headers
   =================================== */

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

.section-title {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--dark);
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    font-size: var(--font-size-md);
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto;
}

/* ===================================
   Features Section
   =================================== */

.features {
    padding: var(--spacing-xl) 0;
    background: var(--background-alt);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-md);
}

.feature-card {
    background: white;
    padding: var(--spacing-md);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

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

.feature-card h3 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--dark);
    margin-bottom: var(--spacing-xs);
}

.feature-card p {
    color: var(--gray);
    line-height: 1.6;
}

/* ===================================
   How It Works Section
   =================================== */

.how-it-works {
    padding: var(--spacing-xl) 0;
    background: white;
}

.steps {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--spacing-md);
    max-width: 1000px;
    margin: 0 auto;
}

.step {
    flex: 1;
    text-align: center;
}

.step-number {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    font-weight: 800;
    margin: 0 auto var(--spacing-md);
    box-shadow: var(--shadow-lg);
}

.step-content h3 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--dark);
    margin-bottom: var(--spacing-xs);
}

.step-content p {
    color: var(--gray);
    line-height: 1.6;
}

.step-connector {
    width: 100px;
    height: 2px;
    background: var(--gray-light);
    align-self: center;
    position: relative;
    top: -40px;
}

/* ===================================
   Screenshots Section
   =================================== */

.screenshots {
    padding: var(--spacing-xl) 0;
    background: var(--background-alt);
}

.screenshots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

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

.screenshot-item .screenshot-placeholder {
    min-height: 300px;
    margin-bottom: var(--spacing-sm);
}

.screenshot-caption {
    color: var(--gray);
    font-weight: 500;
}

/* ===================================
   Pricing Section
   =================================== */

.pricing {
    padding: var(--spacing-xl) 0;
    background: white;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-md);
    max-width: 900px;
    margin: 0 auto var(--spacing-md);
}

.pricing-card {
    background: white;
    border: 2px solid var(--gray-light);
    border-radius: var(--radius-xl);
    padding: var(--spacing-md);
    position: relative;
    transition: var(--transition);
}

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

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

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-4px);
}

.pricing-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--background-alt);
    color: var(--dark);
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.pricing-badge.popular {
    background: var(--gradient-primary);
    color: white;
}

.pricing-title {
    font-size: var(--font-size-xl);
    font-weight: 800;
    color: var(--dark);
    margin-bottom: var(--spacing-sm);
}

.pricing-price {
    margin-bottom: var(--spacing-md);
}

.price {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--dark);
}

.period {
    font-size: var(--font-size-md);
    color: var(--gray);
}

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

.pricing-features li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--background-alt);
    color: var(--dark-light);
}

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

.pricing-card .btn-primary,
.pricing-card .btn-secondary {
    width: 100%;
    text-align: center;
}

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

.pricing-footer {
    text-align: center;
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--background-alt);
    border-radius: var(--radius-lg);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.pricing-footer p {
    color: var(--gray);
}

/* ===================================
   FAQ Section
   =================================== */

.faq {
    padding: var(--spacing-xl) 0;
    background: var(--background-alt);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-md);
    max-width: 1000px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.faq-question {
    font-size: var(--font-size-md);
    font-weight: 700;
    color: var(--dark);
    margin-bottom: var(--spacing-sm);
}

.faq-answer {
    color: var(--gray);
    line-height: 1.7;
}

/* ===================================
   Early Access Section
   =================================== */

.early-access {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
}

.early-access .section-title,
.early-access .section-subtitle {
    color: white;
}

.form-container {
    max-width: 700px;
    margin: 0 auto;
    background: white;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.form-container iframe {
    display: block;
}

.form-note {
    text-align: center;
    margin-top: var(--spacing-md);
    color: rgba(255, 255, 255, 0.9);
    font-size: var(--font-size-sm);
}

/* ===================================
   Footer
   =================================== */

.footer {
    background: var(--dark);
    color: white;
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-brand .logo {
    color: white;
}

.footer-brand .logo-text {
    background: linear-gradient(135deg, #a78bfa 0%, #ec4899 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-tagline {
    color: var(--gray-light);
    font-size: var(--font-size-sm);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.footer-column h4 {
    font-size: var(--font-size-sm);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: white;
}

.footer-column a {
    display: block;
    color: var(--gray-light);
    text-decoration: none;
    margin-bottom: 0.5rem;
    transition: var(--transition);
    font-size: var(--font-size-xs);
}

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

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

.footer-bottom p {
    color: var(--gray-light);
    font-size: var(--font-size-xs);
}

/* ===================================
   Responsive Design
   =================================== */

@media (max-width: 968px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .hero-image {
        order: -1;
    }
    
    .hero-title {
        font-size: var(--font-size-2xl);
    }
    
    .steps {
        flex-direction: column;
    }
    
    .step-connector {
        display: none;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero {
        padding-top: 6rem;
        padding-bottom: 4rem;
    }
    
    .hero-title {
        font-size: var(--font-size-xl);
    }
    
    .hero-stats {
        flex-wrap: wrap;
    }
    
    .features-grid,
    .screenshots-grid {
        grid-template-columns: 1fr;
    }
    
    .screenshot-placeholder {
        min-height: 250px;
    }
    
    .section-title {
        font-size: var(--font-size-xl);
    }
    
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }
}

/* ===================================
   Animations
   =================================== */

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

.hero-content,
.feature-card,
.step,
.pricing-card,
.faq-item {
    animation: fadeInUp 0.6s ease-out;
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Selection */
::selection {
    background: var(--primary);
    color: white;
}

/* ===================================
   Screenshot Hover Effects
   =================================== */

.hero-image a img:hover,
.screenshot-item a img:hover {
    transform: scale(1.05);
}

.hero-image a,
.screenshot-item a {
    display: block;
    text-decoration: none;
}