:root {
    --primary: #1e3a8a;
    /* Deep Indigo */
    --primary-accent: #0ea5e9;
    /* Vibrant Cyan */
    --bg-dark: #0f172a;
    --bg-light: #f8fafc;
    --text-dark: #1e293b;
    --text-muted: #64748b;
    --border: #e2e8f0;
    --white: #ffffff;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

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

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background: var(--white);
    overflow-x: hidden;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 25px;
}

/* NAVBAR */
.navbar {
    height: 90px;
    display: flex;
    align-items: center;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--primary);
    text-decoration: none;
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    gap: 35px;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 600;
    font-size: 0.95rem;
    transition: color 0.3s;
}

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

.cart-badge {
    background: var(--primary-accent);
    color: white;
    padding: 2px 8px;
    border-radius: 20px;
    font-size: 0.75rem;
    margin-left: 5px;
}

/* HERO SECTION */
.hero {
    padding: 120px 0;
    background: linear-gradient(135deg, var(--bg-dark), #1e3a8a);
    color: white;
    position: relative;
    overflow: hidden;
}

/* BUTTONS */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 6px;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s;
    border: none;
}

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

.btn-primary:hover {
    background: #0284c7;
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary-accent);
    color: var(--primary-accent);
}

/* UTILS */
.py-section {
    padding: 100px 0;
}

.bg-light {
    background: var(--bg-light);
}

.text-center {
    text-center: center;
}

h1,
h2,
h3,
h4 {
    margin-bottom: 20px;
    line-height: 1.2;
}

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

/* SERVICE CARD */
.service-card {
    background: white;
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-md);
}

.service-img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.service-content {
    padding: 25px;
}

/* FOOTER */
.footer {
    background: var(--bg-dark);
    color: #cbd5e1;
    padding: 100px 0 50px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
    gap: 60px;
    margin-bottom: 80px;
}

.footer h4 {
    color: white;
    margin-bottom: 30px;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.3s;
}

.footer a:hover {
    color: var(--primary-accent);
}

.footer-bottom {
    padding-top: 40px;
    border-top: 1px solid #1e293b;
    text-align: center;
    font-size: 0.9rem;
}

/* FORM */
.form-group {
    margin-bottom: 25px;
}

.form-label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
}

.form-control {
    width: 100%;
    padding: 15px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 1rem;
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .nav-links {
        display: none;
    }
}