/* IssueFlow Landing Page Styles */
/* Modern, professional SaaS design */

:root {
    /* Colors */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #0ea5e9;
    --accent: #10b981;
    --dark: #0f172a;
    --dark-light: #1e293b;
    --gray-900: #111827;
    --gray-800: #1f2937;
    --gray-700: #374151;
    --gray-600: #4b5563;
    --gray-500: #6b7280;
    --gray-400: #9ca3af;
    --gray-300: #d1d5db;
    --gray-200: #e5e7eb;
    --gray-100: #f3f4f6;
    --gray-50: #f9fafb;
    --white: #ffffff;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);
    --gradient-dark: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);
    --gradient-glow: radial-gradient(ellipse at center, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
    
    /* Spacing */
    --container-max: 1200px;
    --section-padding: 100px;
    
    /* Borders */
    --border-radius: 12px;
    --border-radius-lg: 20px;
    --border-radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.3);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-100);
    background: var(--dark);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 16px 0;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--white);
    font-weight: 700;
    font-size: 1.25rem;
}

.logo-icon {
    font-size: 1.5rem;
}

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

.nav-links a {
    color: var(--gray-400);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.2s;
}

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

.nav-cta {
    display: flex;
    gap: 12px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--border-radius-full);
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    transition: all 0.2s;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: var(--shadow), 0 0 20px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), 0 0 30px rgba(99, 102, 241, 0.4);
}

.btn-ghost {
    background: transparent;
    color: var(--gray-300);
    border: 1px solid var(--gray-700);
}

.btn-ghost:hover {
    background: var(--gray-800);
    color: var(--white);
    border-color: var(--gray-600);
}

.btn-outline {
    background: transparent;
    color: var(--primary-light);
    border: 2px solid var(--primary);
}

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

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

.btn-white:hover {
    background: var(--gray-100);
    transform: translateY(-2px);
}

.btn-ghost-white {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-ghost-white:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
}

.btn-lg {
    padding: 14px 28px;
    font-size: 1rem;
}

.btn-arrow {
    transition: transform 0.2s;
}

.btn:hover .btn-arrow {
    transform: translateX(4px);
}

/* Hero Section */
.hero {
    padding: 160px 0 100px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    height: 100%;
    background: var(--gradient-glow);
    pointer-events: none;
}

.hero-container {
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: var(--border-radius-full);
    font-size: 0.85rem;
    color: var(--primary-light);
    margin-bottom: 32px;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--accent);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

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

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray-400);
    max-width: 600px;
    margin: 0 auto 40px;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 16px;
}

.hero-note {
    font-size: 0.85rem;
    color: var(--gray-500);
}

/* Terminal Visual */
.hero-visual {
    margin-top: 60px;
    perspective: 1000px;
}

.terminal-window {
    max-width: 700px;
    margin: 0 auto;
    background: var(--gray-900);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--gray-700);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
    overflow: hidden;
    transform: rotateX(5deg);
}

.terminal-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: var(--gray-800);
    border-bottom: 1px solid var(--gray-700);
}

.terminal-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.terminal-dot.red { background: #ff5f56; }
.terminal-dot.yellow { background: #ffbd2e; }
.terminal-dot.green { background: #27ca40; }

.terminal-title {
    margin-left: auto;
    font-size: 0.8rem;
    color: var(--gray-500);
}

.terminal-body {
    padding: 20px;
    font-family: 'SF Mono', 'Fira Code', monospace;
    font-size: 0.9rem;
}

.terminal-line {
    margin-bottom: 8px;
    color: var(--gray-300);
}

.terminal-line .prompt {
    color: var(--accent);
    margin-right: 8px;
}

.terminal-line.output {
    color: var(--gray-400);
    padding-left: 20px;
}

.terminal-line .success {
    color: var(--accent);
    margin-right: 8px;
}

.terminal-line.highlight {
    color: var(--primary-light);
    font-weight: 500;
}

/* Logos Section */
.logos {
    padding: 60px 0;
    border-top: 1px solid var(--gray-800);
    border-bottom: 1px solid var(--gray-800);
}

.logos-title {
    text-align: center;
    font-size: 0.85rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 24px;
}

.logos-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 48px;
    flex-wrap: wrap;
}

.logo-item {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-600);
    opacity: 0.7;
}

/* Section Styles */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--gray-400);
    max-width: 600px;
    margin: 0 auto;
}

/* Features Section */
.features {
    padding: var(--section-padding) 0;
}

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

.feature-card {
    padding: 32px;
    background: var(--gray-800);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--gray-700);
    transition: all 0.3s;
}

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

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    color: var(--white);
}

.feature-card p {
    color: var(--gray-400);
    line-height: 1.7;
}

/* How It Works Section */
.how-it-works {
    padding: var(--section-padding) 0;
    background: var(--dark-light);
}

.steps-grid {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
}

.step-card {
    flex: 1;
    max-width: 320px;
    padding: 32px;
    text-align: center;
}

.step-number {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0 auto 20px;
}

.step-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    color: var(--white);
}

.step-card p {
    color: var(--gray-400);
}

.step-card code {
    background: var(--gray-800);
    padding: 2px 8px;
    border-radius: 4px;
    font-family: 'SF Mono', monospace;
    font-size: 0.9em;
    color: var(--primary-light);
}

.step-arrow {
    font-size: 2rem;
    color: var(--gray-600);
}

/* Pricing Section */
.pricing {
    padding: var(--section-padding) 0;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    padding: 40px 32px;
    background: var(--gray-800);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--gray-700);
    position: relative;
    text-align: center;
}

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

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    padding: 4px 16px;
    border-radius: var(--border-radius-full);
    font-size: 0.75rem;
    font-weight: 600;
}

.pricing-header h3 {
    font-size: 1.5rem;
    margin-bottom: 8px;
    color: var(--white);
}

.price {
    margin-bottom: 24px;
}

.price-amount {
    font-size: 3rem;
    font-weight: 800;
    color: var(--white);
}

.price-period {
    color: var(--gray-500);
}

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

.pricing-features li {
    padding: 8px 0;
    color: var(--gray-300);
    border-bottom: 1px solid var(--gray-700);
}

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

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

.pricing-note {
    text-align: center;
    margin-top: 40px;
    color: var(--gray-500);
}

/* Testimonials Section */
.testimonials {
    padding: var(--section-padding) 0;
    background: var(--dark-light);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    max-width: 900px;
    margin: 0 auto;
}

.testimonial-card {
    padding: 32px;
    background: var(--gray-800);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--gray-700);
}

.testimonial-quote {
    font-size: 1.1rem;
    font-style: italic;
    color: var(--gray-300);
    margin-bottom: 24px;
    line-height: 1.7;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.author-avatar {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.9rem;
}

.author-name {
    font-weight: 600;
    color: var(--white);
}

.author-title {
    font-size: 0.85rem;
    color: var(--gray-500);
}

/* FAQ Section */
.faq {
    padding: var(--section-padding) 0;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    max-width: 900px;
    margin: 0 auto;
}

.faq-item h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: var(--white);
}

.faq-item p {
    color: var(--gray-400);
    line-height: 1.7;
}

/* CTA Section */
.cta {
    padding: var(--section-padding) 0;
    background: var(--gradient-primary);
    text-align: center;
}

.cta h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 16px;
}

.cta p {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 32px;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
}

/* Footer */
.footer {
    padding: 80px 0 40px;
    background: var(--gray-900);
    border-top: 1px solid var(--gray-800);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand p {
    margin-top: 16px;
    color: var(--gray-500);
}

.footer-links h4 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--gray-400);
    margin-bottom: 16px;
}

.footer-links a {
    display: block;
    color: var(--gray-500);
    text-decoration: none;
    padding: 8px 0;
    transition: color 0.2s;
}

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

.footer-bottom {
    padding-top: 24px;
    border-top: 1px solid var(--gray-800);
    text-align: center;
    color: var(--gray-600);
    font-size: 0.85rem;
}

/* Beta Signup Section */
.beta-signup-box {
    max-width: 600px;
    margin: 0 auto;
    background: var(--dark-light);
    border: 1px solid var(--gray-700);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    text-align: center;
}

.beta-benefits {
    margin-bottom: 30px;
    text-align: left;
}

.beta-benefits h3 {
    color: var(--white);
    font-size: 1.2rem;
    margin-bottom: 16px;
}

.beta-benefits .pricing-features {
    margin-bottom: 0;
}

.beta-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.beta-input {
    padding: 14px 18px;
    background: var(--gray-800);
    border: 1px solid var(--gray-600);
    border-radius: var(--border-radius);
    color: var(--white);
    font-size: 1rem;
    transition: border-color 0.2s;
}

.beta-input:focus {
    outline: none;
    border-color: var(--primary);
}

.beta-input::placeholder {
    color: var(--gray-500);
}

.beta-note {
    margin-top: 16px;
    font-size: 0.9rem;
    color: var(--gray-500);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
    }
    
    .pricing-card.featured {
        transform: none;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .nav-links {
        display: none;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .steps-grid {
        flex-direction: column;
    }
    
    .step-arrow {
        transform: rotate(90deg);
    }
    
    .testimonials-grid,
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
}