:root {
    --primary: #059669; /* emerald-600 */
    --primary-dark: #065f46;
    --secondary: #4f46e5; /* indigo-600 */
    --accent: #d97706; /* amber-600 */
    --bg-dark: #0f172a; /* slate-900 */
    --text-light: #f8fafc;
    --text-muted: #94a3b8;
    --glass: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --font-main: 'Inter', system-ui, -apple-system, sans-serif;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    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-light);
    line-height: 1.6;
    overflow-x: hidden;
}

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

.gradient-text {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Nav */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    backdrop-filter: blur(10px);
    background: rgba(15, 23, 42, 0.8);
    border-bottom: 1px solid var(--glass-border);
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    text-decoration: none;
    color: var(--text-light);
}

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

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

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

.nav-links a:hover {
    color: var(--primary);
}

.menu-btn {
    display: none;
    cursor: pointer;
    font-size: 1.5rem;
}

/* Hero */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    padding: 0 5%;
    background: linear-gradient(to right, rgba(15, 23, 42, 0.9), rgba(15, 23, 42, 0.5)), url('hero.png');
    background-size: cover;
    background-position: center;
}

.hero-content {
    max-width: 800px;
    opacity: 0;
    transform: translateY(30px);
    transition: 1s ease-out;
}

.hero-content.visible {
    opacity: 1;
    transform: translateY(0);
}

.hero h1 {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 900;
    letter-spacing: -1px;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(5, 150, 105, 0.3);
}

/* Sections */
section {
    padding: 8rem 5%;
}

.section-title {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title h2 {
    font-size: 2.5rem;
    font-weight: 800;
}

/* Service Grid */
.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    padding: 3rem 2rem;
    border-radius: 20px;
    text-align: center;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--primary);
}

.service-card i {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
}

/* Features/Steps */
.steps {
    display: flex;
    flex-direction: column;
    gap: 4rem;
}

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

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

.step-content {
    flex: 1;
}

.step-image {
    flex: 1;
    background: var(--glass);
    height: 300px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 5rem;
    color: var(--primary);
}

/* CTA */
.cta {
    background: linear-gradient(135deg, var(--primary-dark), var(--bg-dark));
    text-align: center;
    border-radius: 30px;
    margin: 4rem 5%;
    padding: 5rem 2rem;
}

/* Footer */
footer {
    padding: 4rem 5%;
    border-top: 1px solid var(--glass-border);
    text-align: center;
    color: var(--text-muted);
}

/* Mobile */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .menu-btn {
        display: block;
    }
    
    .step {
        flex-direction: column !important;
        text-align: center;
    }
}