:root {
    /* Color Palette - Premium Dark Tech */
    --bg-dark: #0a0e17;
    --bg-card: #151a28;
    --primary: #3b82f6;
    /* Electric Blue */
    --primary-glow: rgba(59, 130, 246, 0.5);
    --accent: #8b5cf6;
    /* Violet */
    --accent-glow: rgba(139, 92, 246, 0.5);
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --border: #1f2937;

    /* Gradienets */
    --gradient-main: linear-gradient(135deg, var(--primary), var(--accent));
    --gradient-dark: linear-gradient(180deg, var(--bg-dark), #111827);

    /* Spacing */
    --container-width: 1200px;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;

    /* Typography */
    --font-main: 'Inter', system-ui, -apple-system, sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Utilities */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--gradient-main);
    color: white;
    box-shadow: 0 4px 15px var(--primary-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--primary-glow);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-main);
}

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

h1,
h2,
h3,
h4 {
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 3.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

h2 {
    font-size: 2.5rem;
    font-weight: 700;
}

h3 {
    font-size: 1.5rem;
    font-weight: 600;
}

section {
    padding: var(--spacing-xl) 0;
}

/* Navigation */
header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(10, 14, 23, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

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

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 80px;
    /* Offset for fixed header */
    background: radial-gradient(circle at top right, #1e1b4b 0%, var(--bg-dark) 50%),
        radial-gradient(circle at bottom left, #1e3a8a 0%, var(--bg-dark) 50%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iNjAiIGhlaWdodD0iNjAiIHZpZXdCb3g9IjAgMCA2MCA2MCIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIj48ZyBmaWxsPSJub25lIiBmaWxsLXJ1bGU9ImV2ZW5vZGQiPjxwYXRoIGQ9IkMzNiAzNHYtNGgtdjRoNHY0aC00djRoNHYtNHpNMzYgMzRWMzBoNDB2NGgtNDB6IiBmaWxsPSIjMWUyOTNiIiBmaWxsLW9wYWNpdHk9IjAuMDUiLz48L2c+PC9zdmc+');
    mask-image: linear-gradient(to bottom, black, transparent);
    -webkit-mask-image: linear-gradient(to bottom, black, transparent);
    pointer-events: none;
}

.hero .container {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 4rem;
    z-index: 10;
    width: 100%;
}

.hero-content {
    flex: 1;
    text-align: left;
    max-width: 600px;
}

.hero-visual {
    flex: 1;
    position: relative;
}

.hero-visual img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.1);
    transform: perspective(1000px) rotateY(-5deg) rotateX(2deg);
    transition: transform 0.5s ease;
}

.hero-visual:hover img {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.hero h1 {
    background: var(--gradient-main);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1.5rem;
    font-size: 3.5rem;
    line-height: 1.1;
}

.hero p {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: flex-start;
}

/* Features Section ("Why Choose") */
.features {
    background: var(--bg-dark);
}

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

.section-header h2 {
    color: white;
    margin-bottom: 1rem;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.feature-card h3 {
    color: white;
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.feature-card p {
    color: var(--text-muted);
    font-size: 1rem;
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: rgba(59, 130, 246, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--primary);
    font-size: 1.5rem;
}

/* Steps Section */
.steps {
    background: #0d111c;
}

.steps-container {
    display: flex;
    flex-direction: column;
    gap: 4rem;
}

.step-item {
    display: flex;
    align-items: center;
    gap: 4rem;
}

.step-item:nth-child(even) {
    flex-direction: row-reverse;
}

.step-content {
    flex: 1;
}

.step-number {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
    display: block;
}

.step-item h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: white;
}

.step-item p {
    color: var(--text-muted);
    font-size: 1.1rem;
}

.step-visual {
    flex: 1;
    height: 300px;
    background: var(--bg-card);
    border-radius: 16px;
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.step-visual::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(59, 130, 246, 0.05), rgba(139, 92, 246, 0.05));
    border-radius: 16px;
}

/* More Tools Section */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.tool-card {
    text-align: center;
    padding: 2rem;
}

.tool-card h3 {
    font-size: 1.5rem;
    color: white;
    margin-bottom: 1rem;
}

.tool-card p {
    color: var(--text-muted);
}

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

    .step-item,
    .step-item:nth-child(even) {
        flex-direction: column;
        text-align: center;
        gap: 2rem;
    }

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

    .nav-links {
        display: none;
    }

    /* Mobile menu simplified for now */
}

/* Footer */
footer {
    background: #05080f;
    border-top: 1px solid var(--border);
    padding: var(--spacing-lg) 0;
    text-align: center;
    color: var(--text-muted);
}

footer a {
    color: var(--text-muted);
    text-decoration: none;
    margin: 0 1rem;
}

footer a:hover {
    text-decoration: underline;
}