:root {
    --bg-color: #0F0F0F;
    --card-color: #1C1C1C;
    --border-color: #2A2A2A;
    --accent-color: #01C9F5;
    --text-primary: #FFFFFF;
    --text-secondary: #B0B0B0;
    --text-muted: #666666;
    --font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

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

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

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

/* --- Navbar --- */
nav {
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background-color: var(--accent-color);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: black;
}

.btn {
    padding: 12px 24px;
    border-radius: 12px;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    font-size: 16px;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(1, 201, 245, 0.3);
}

.btn-outline {
    background-color: transparent;
    color: white;
    border: 2px solid white;
}

.btn-outline:hover {
    background-color: white;
    color: black;
}

/* --- Hero Section --- */
.hero {
    padding: 100px 0;
    text-align: center;
    background: radial-gradient(circle at top right, rgba(1, 201, 245, 0.05), transparent),
                radial-gradient(circle at bottom left, rgba(1, 201, 245, 0.05), transparent);
}

.hero h1 {
    font-size: clamp(40px, 8vw, 72px);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 8px;
}

.hero h1 span {
    color: var(--accent-color);
}

.hero p {
    font-size: clamp(16px, 3vw, 20px);
    color: var(--text-secondary);
    max-width: 800px;
    margin: 24px auto 48px;
}

.hero-btns {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-hero {
    padding: 20px 48px;
    border-radius: 50px;
    font-size: 18px;
}

/* --- Services --- */
.services {
    padding: 80px 0;
}

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

.section-title h2 {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 900;
    margin-bottom: 16px;
}

.section-title p {
    color: var(--text-muted);
    font-size: 18px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.service-card {
    background-color: var(--card-color);
    padding: 32px;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease;
}

.service-card:hover {
    transform: translateY(-10px);
}

.service-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    font-size: 32px;
}

.service-card h3 {
    font-size: 22px;
    margin-bottom: 12px;
}

.service-card p {
    color: var(--text-secondary);
    font-size: 15px;
}

/* --- How It Works --- */
.how-it-works {
    background-color: #0A0A0A;
    padding: 80px 0;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    text-align: center;
}

.step-item {
    position: relative;
}

.step-icon-wrapper {
    width: 80px;
    height: 80px;
    background-color: rgba(1, 201, 245, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    position: relative;
}

.step-icon {
    width: 64px;
    height: 64px;
    background-color: var(--accent-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: black;
    font-size: 28px;
}

.step-number {
    position: absolute;
    top: -5px;
    right: -5px;
    width: 28px;
    height: 28px;
    background-color: white;
    color: black;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
}

/* --- Footer --- */
footer {
    background-color: #050505;
    padding: 60px 0 32px;
    text-align: center;
}

.footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-bottom: 24px;
}

.footer-logo-icon {
    width: 32px;
    height: 32px;
    background-color: var(--accent-color);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: black;
    font-size: 20px;
}

.footer-text {
    color: rgba(255, 255, 255, 0.24);
    font-size: 14px;
}

@media (max-width: 768px) {
    .hero { padding: 60px 0; }
    .hero-btns { flex-direction: column; }
    .btn-hero { width: 100%; }
}