:root {
    --bg-color: #0F1115;
    --bg-secondary: #161B22;
    --text-primary: #FFFFFF;
    --text-secondary: #94A3B8;
    --accent-primary: #3B82F6;
    --accent-secondary: #06B6D4;
    --accent-gradient: linear-gradient(135deg, #3B82F6 0%, #06B6D4 100%);
    --card-bg: rgba(30, 41, 59, 0.5);
    --border-color: rgba(255, 255, 255, 0.1);
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    --container-width: 1200px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    scroll-behavior: smooth;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Navbar */
.navbar {
    padding: 20px 0;
    position: fixed;
    width: 100%;
    top: 0;
    background: rgba(15, 17, 21, 0.8);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

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

.logo {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 24px;
    color: white;
    text-decoration: none;
    letter-spacing: -0.5px;
}

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

.nav-links {
    display: flex;
    gap: 30px;
    list-style: none;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

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

/* Buttons */
.btn {
    padding: 10px 24px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
    font-family: var(--font-heading);
    display: inline-block;
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

.btn-outline {
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
}

.btn-outline:hover {
    border-color: white;
    background: rgba(255, 255, 255, 0.05);
}

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

.btn-white:hover {
    background: #f0f0f0;
}

.btn-lg {
    padding: 14px 32px;
    font-size: 1.1rem;
}

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

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, rgba(15, 17, 21, 0) 70%);
    z-index: 1;
    pointer-events: none;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 4rem;
    line-height: 1.1;
    font-weight: 800;
    margin-bottom: 24px;
}

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

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 40px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 80px;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    border-top: 1px solid var(--border-color);
    padding-top: 40px;
    margin-top: 40px;
}

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

.stat-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 4px;
}

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

/* Features */
.features {
    padding: 100px 0;
    background: var(--bg-secondary);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.2rem;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 30px;
    border-radius: 16px;
    transition: transform 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-primary);
}

.feature-icon {
    font-size: 32px;
    margin-bottom: 20px;
    background: rgba(59, 130, 246, 0.1);
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
}

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

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

/* Benefits */
.benefits {
    padding: 100px 0;
}

.benefits-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.benefits-content h2 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    margin-bottom: 40px;
}

.benefit-list {
    list-style: none;
}

.benefit-list li {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.check-icon {
    width: 24px;
    height: 24px;
    background: var(--accent-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: bold;
    flex-shrink: 0;
    margin-top: 4px;
}

.benefit-list strong {
    display: block;
    margin-bottom: 8px;
    font-size: 1.1rem;
}

.benefit-list p {
    color: var(--text-secondary);
}

/* Mockup CSS art */
.mockup-bg {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(6, 182, 212, 0.1));
    padding: 40px;
    border-radius: 24px;
    position: relative;
}

.mockup-card {
    background: #0F1115;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
    height: 300px;
    overflow: hidden;
}

.mockup-header {
    height: 36px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    padding: 0 16px;
    gap: 8px;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.dot.red { background: #FF5F56; }
.dot.yellow { background: #FFBD2E; }
.dot.green { background: #27C93F; }

.mockup-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.mockup-row {
    height: 12px;
    background: #1E293B;
    border-radius: 6px;
    width: 100%;
}

.mockup-row.short { width: 60%; }
.mockup-row.long { width: 90%; }
.mockup-row.medium { width: 75%; }

.mockup-chart {
    flex-grow: 1;
    background: linear-gradient(0deg, rgba(59, 130, 246, 0.1) 0%, rgba(59, 130, 246, 0) 100%);
    border-bottom: 2px solid var(--accent-primary);
    margin-top: 20px;
    border-radius: 0 0 4px 4px;
}

/* CTA */
.cta-section {
    padding: 80px 0;
    background: var(--accent-gradient);
    text-align: center;
}

.cta-content h2 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    margin-bottom: 16px;
    color: white;
}

.cta-content p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 32px;
    font-size: 1.2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Footer */
.footer {
    padding: 60px 0 20px;
    border-top: 1px solid var(--border-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h4 {
    color: white;
    margin-bottom: 20px;
    font-family: var(--font-heading);
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s;
}

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

.footer-bottom {
    text-align: center;
    color: var(--text-secondary);
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 30px;
    }

    .benefits-wrapper {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}