/* Modern SaaS Design System - Clean, Dark, Professional */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Plus+Jakarta+Sans:wght@500;600;700;800&display=swap');

:root {
    --bg-main: #0B0F19;
    /* Deep Navy/Black */
    --bg-surface: #121826;
    --primary: #00D64F;
    /* Crisp Green */
    --primary-hover: #00b342;
    --accent: #3B82F6;
    /* Blue */
    --text-primary: #ffffff;
    --text-secondary: #94A3B8;
    --border: rgba(255, 255, 255, 0.08);
    --radius-lg: 16px;
    --radius-md: 8px;
    --nav-height: 80px;
}

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

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: 'Plus Jakarta Sans', sans-serif;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

a {
    text-decoration: none;
    color: inherit;
    transition: 0.2s;
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    border: none;
    gap: 8px;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-primary {
    background-color: var(--primary);
    color: #003311;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 214, 79, 0.3);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.1);
    color: #fff;
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.15);
}

/* --- Typography Utilities --- */
.text-gradient {
    background: linear-gradient(135deg, #fff 0%, #94A3B8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
}

.section-desc {
    text-align: center;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 4rem;
    font-size: 1.1rem;
}

/* --- Navigation --- */
header {
    height: var(--nav-height);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(11, 15, 25, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
}

nav {
    display: grid;
    grid-template-columns: auto 1fr auto;
    /* Logo | Spacer | Nav Links */
    align-items: center;
    width: 100%;
    gap: 24px;
    /* Space between logo, spacer, and nav links */
}

.logo {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-weight: 800;
    font-size: 1.5rem;
    color: white;
}

.nav-links {
    display: flex;
    justify-content: flex-end;
    /* Align links to the right */
    gap: 32px;
}

.nav-item {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
}

.nav-item:hover,
.nav-item.active {
    color: white;
}

/* --- Hero Sections --- */
.hero {
    padding: 180px 0 100px;
    text-align: center;
    background: radial-gradient(circle at 50% 0%, #1e293b 0%, var(--bg-main) 50%);
}

.hero h1 {
    font-size: 4rem;
    margin-bottom: 24px;
    color: white;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 32px;
}

/* --- Cards / Grid --- */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.card {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: transform 0.2s, border-color 0.2s;
}

.card:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 255, 255, 0.2);
}

.card-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: rgba(0, 214, 79, 0.1);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 24px;
}

.card h3 {
    margin-bottom: 12px;
    font-size: 1.25rem;
}

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

/* --- Stats Bar --- */
.stats-bar {
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 40px 0;
    background: var(--bg-surface);
}

.stats-grid {
    display: flex;
    justify-content: space-around;
    text-align: center;
}

.stat-num {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: white;
    margin-bottom: 4px;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* --- Footer --- */
footer {
    padding: 80px 0 40px;
    border-top: 1px solid var(--border);
    margin-top: 100px;
    text-align: center;
}

.footer-copy {
    margin-top: 40px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .grid-3 {
        grid-template-columns: 1fr;
    }

    .nav-links {
        display: none;
    }

    /* Simplified mobile for now */
    .stats-grid {
        flex-direction: column;
        gap: 32px;
    }
}