:root {
    --primary: #007bff;
    --dark: #1a1a2e;
    --light-bg: #f8f9fa;
    --text: #333;
    --white: #ffffff;
}

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

body {
    font-family: 'Inter', sans-serif;
    color: var(--text);
    line-height: 1.6;
    scroll-behavior: smooth;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navbar */
.navbar {
    background: var(--white);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 1px;
}

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

.nav-links {
    display: flex;
    list-style: none;
    align-items: center;
}

.nav-links li { margin-left: 30px; }

.nav-links a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 600;
    transition: 0.3s;
}

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

.btn-nav {
    background: var(--primary);
    color: white !important;
    padding: 10px 20px;
    border-radius: 5px;
}

/* Hero */
.hero {
    background: var(--dark);
    color: white;
    padding: 120px 0;
    text-align: center;
}

.hero h1 { font-size: 3.5rem; margin-bottom: 20px; }
.hero p { font-size: 1.2rem; color: #adb5bd; max-width: 700px; margin: 0 auto 30px; }
.highlight { color: var(--primary); }

.btn-primary {
    background: var(--primary);
    color: white;
    padding: 15px 30px;
    text-decoration: none;
    border-radius: 5px;
    margin-right: 15px;
    display: inline-block;
}

/* Services */
.services { padding: 80px 0; background: var(--light-bg); }
.section-title { text-align: center; margin-bottom: 50px; font-size: 2.5rem; }

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

.service-card {
    background: white;
    padding: 40px;
    border-radius: 10px;
    text-align: center;
    transition: 0.3s;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.service-card:hover { transform: translateY(-10px); }
.service-card .icon { font-size: 3rem; margin-bottom: 20px; }

/* Contact Form */
.contact { padding: 80px 0; text-align: center; }
#contact-form { max-width: 600px; margin: 40px auto 0; }
.form-group { margin-bottom: 15px; }
input, textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 5px;
}

.btn-submit {
    background: var(--primary);
    color: white;
    border: none;
    padding: 15px 40px;
    cursor: pointer;
    border-radius: 5px;
    font-size: 1rem;
}

footer {
    text-align: center;
    padding: 40px 0;
    background: #111;
    color: #777;
}