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

:root {
    /* Colors - Dark theme with green accents */
    --color-bg: #0a0f0d;
    --color-bg-secondary: #111816;
    --color-bg-tertiary: #1a2420;
    --color-text: #e8f0ed;
    --color-text-secondary: #9ca8a3;
    --color-accent: #7FFF9E;
    --color-accent-dark: #5FDF7E;
    --color-accent-glow: rgba(127, 255, 158, 0.2);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ===================================
   NAVIGATION
   =================================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 15, 13, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(127, 255, 158, 0.1);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1.5rem var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.25rem;
    font-weight: 700;
}

.logo-text {
    color: var(--color-text);
}

.logo-divider {
    color: var(--color-text-secondary);
}

.logo-product {
    color: var(--color-accent);
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width var(--transition-normal);
}

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

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

.nav-actions {
    display: flex;
    gap: 1rem;
}

/* ===================================
   BUTTONS
   =================================== */
.btn-primary,
.btn-secondary,
.btn-hero,
.btn-hero-secondary,
.btn-cta-primary,
.btn-cta-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all var(--transition-normal);
    cursor: pointer;
    border: none;
}

.btn-primary,
.btn-hero,
.btn-cta-primary {
    background: var(--color-accent);
    color: var(--color-bg);
    box-shadow: 0 0 20px var(--color-accent-glow);
}

.btn-primary:hover,
.btn-hero:hover,
.btn-cta-primary:hover {
    background: var(--color-accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 0 30px var(--color-accent-glow);
}

.btn-secondary,
.btn-hero-secondary,
.btn-cta-secondary {
    background: transparent;
    color: var(--color-text);
    border: 1px solid rgba(127, 255, 158, 0.3);
}

.btn-secondary:hover,
.btn-hero-secondary:hover,
.btn-cta-secondary:hover {
    border-color: var(--color-accent);
    background: rgba(127, 255, 158, 0.1);
    transform: translateY(-2px);
}

/* ===================================
   HERO SECTION
   =================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding-top: 80px;
}

#particles-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 1000px;
    padding: var(--spacing-lg) var(--spacing-md);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(127, 255, 158, 0.1);
    border: 1px solid rgba(127, 255, 158, 0.3);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
}

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

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

.hero-title {
    font-size: clamp(3rem, 8vw, 7rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

.title-line {
    display: block;
}

.title-accent {
    color: var(--color-accent);
    text-shadow: 0 0 40px var(--color-accent-glow);
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: var(--spacing-xl);
}

.btn-hero {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.btn-hero-secondary {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
    max-width: 800px;
    margin: 0 auto;
}

.stat {
    text-align: center;
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-accent);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text-secondary);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--color-accent), transparent);
    animation: scrollLine 2s infinite;
}

@keyframes scrollLine {
    0%, 100% { opacity: 0; transform: translateY(0); }
    50% { opacity: 1; transform: translateY(10px); }
}

/* ===================================
   SECTION STYLES
   =================================== */
.section {
    padding: var(--spacing-xl) 0;
    position: relative;
}

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

.section-header.centered {
    text-align: center;
}

.section-label {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
}

.section-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

/* ===================================
   PROBLEM SECTION
   =================================== */
.problem-section {
    background: var(--color-bg-secondary);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.problem-card {
    background: var(--color-bg-tertiary);
    padding: var(--spacing-md);
    border-radius: 16px;
    border: 1px solid rgba(127, 255, 158, 0.1);
    transition: all var(--transition-normal);
}

.problem-card:hover {
    border-color: rgba(127, 255, 158, 0.3);
    transform: translateY(-4px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.problem-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.problem-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.problem-card p {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* ===================================
   SOLUTION SECTION
   =================================== */
.solution-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.solution-description {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.solution-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-text-secondary);
}

.feature-check {
    flex-shrink: 0;
}

.code-window {
    background: var(--color-bg-tertiary);
    border-radius: 12px;
    border: 1px solid rgba(127, 255, 158, 0.2);
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.code-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 1rem;
    background: rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid rgba(127, 255, 158, 0.1);
}

.code-dots {
    display: flex;
    gap: 0.5rem;
}

.code-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-text-secondary);
    opacity: 0.3;
}

.code-title {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

.code-content {
    padding: var(--spacing-md);
    overflow-x: auto;
}

.code-content pre {
    margin: 0;
    font-family: 'Monaco', 'Menlo', monospace;
    font-size: 0.9rem;
    line-height: 1.6;
}

.code-comment { color: #6a9955; }
.code-string { color: var(--color-accent); }
.code-keyword { color: #569cd6; }
.code-function { color: #dcdcaa; }
.code-number { color: #b5cea8; }

/* ===================================
   HOW IT WORKS SECTION
   =================================== */
.how-section {
    background: var(--color-bg-secondary);
}

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

.step-card {
    position: relative;
    padding: var(--spacing-md);
}

.step-number {
    font-size: 4rem;
    font-weight: 800;
    color: rgba(127, 255, 158, 0.1);
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.step-card h3 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-sm);
}

.step-card p {
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.step-visual {
    margin-top: var(--spacing-md);
}

.visual-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--color-bg-tertiary);
    border-radius: 12px;
    border: 1px solid rgba(127, 255, 158, 0.2);
}

.visual-icon {
    font-size: 2rem;
}

.visual-text {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

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

.vertical-card {
    background: var(--color-bg-secondary);
    padding: var(--spacing-md);
    border-radius: 16px;
    border: 1px solid rgba(127, 255, 158, 0.1);
    transition: all var(--transition-normal);
}

.vertical-card:hover {
    border-color: rgba(127, 255, 158, 0.3);
    transform: translateY(-4px);
}

.vertical-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.vertical-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.vertical-card p {
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-sm);
}

.vertical-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.vertical-features li {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    padding-left: 1.5rem;
    position: relative;
}

.vertical-features li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-accent);
}

/* ===================================
   DEVELOPER SECTION
   =================================== */
.developer-section {
    background: var(--color-bg-secondary);
}

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

.code-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: var(--spacing-sm);
}

.code-tab {
    padding: 0.5rem 1rem;
    background: transparent;
    border: 1px solid rgba(127, 255, 158, 0.2);
    border-radius: 6px;
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.code-tab.active {
    background: rgba(127, 255, 158, 0.1);
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.code-tab:hover {
    border-color: var(--color-accent);
}

.code-samples {
    position: relative;
}

.code-sample {
    display: none;
}

.code-sample.active {
    display: block;
}

.developer-description {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.developer-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.dev-feature h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.dev-feature p {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.developer-cta {
    display: flex;
    gap: var(--spacing-sm);
}

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

.trust-card {
    background: var(--color-bg-secondary);
    padding: var(--spacing-md);
    border-radius: 16px;
    border: 1px solid rgba(127, 255, 158, 0.1);
    text-align: center;
}

.trust-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.trust-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.trust-card p {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* ===================================
   CTA SECTION
   =================================== */
.cta-section {
    background: linear-gradient(135deg, var(--color-bg-secondary) 0%, var(--color-bg) 100%);
    text-align: center;
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

.cta-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
}

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

.btn-cta-primary,
.btn-cta-secondary {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.cta-benefits {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.benefit {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

/* ===================================
   FOOTER
   =================================== */
.footer {
    background: var(--color-bg-secondary);
    padding: var(--spacing-xl) 0 var(--spacing-md);
    border-top: 1px solid rgba(127, 255, 158, 0.1);
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.footer-tagline {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

.footer-column h4 {
    font-size: 1rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.footer-column a {
    display: block;
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
    transition: color var(--transition-fast);
}

.footer-column a:hover {
    color: var(--color-accent);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(127, 255, 158, 0.1);
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

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

.footer-social a {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-social a:hover {
    color: var(--color-accent);
}

/* ===================================
   RESPONSIVE
   =================================== */
@media (max-width: 1024px) {
    .solution-content,
    .developer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
}