/* MBT Automation AG - Global Styles */
:root {
    --primary-blue: #004a99;
    --dark-grey: #333333;
    --light-grey: #f4f7f9;
    --accent-blue: #007bff;
    --white: #ffffff;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--dark-grey);
    background-color: var(--white);
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* Navigation */
.navbar {
    background: var(--white);
    padding: 15px 0;
    border-bottom: 1px solid #eee;
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo { font-weight: 700; font-size: 1.5rem; color: var(--primary-blue); text-decoration: none; text-transform: uppercase; }
.logo span { color: var(--dark-grey); font-weight: 400; }

.nav-links { list-style: none; display: flex; align-items: center; }
.nav-links li { margin-left: 25px; }
.nav-links a { text-decoration: none; color: var(--dark-grey); font-weight: 600; transition: var(--transition); font-size: 0.95rem; }
.nav-links a:hover { color: var(--primary-blue); }

.btn-nav {
    background: var(--primary-blue);
    color: white !important;
    padding: 8px 18px;
    border-radius: 4px;
}

/* Headers & Hero */
.hero, .sub-header {
    background: linear-gradient(rgba(0,40,80,0.75), rgba(0,40,80,0.75)), 
                url('https://images.unsplash.com/photo-1581091226825-a6a2a5aee158?auto=format&fit=crop&w=1600&q=80');
    background-size: cover;
    background-position: center;
    color: var(--white);
    display: flex;
    align-items: center;
}

.hero { height: 65vh; text-align: left; }
.sub-header { height: 35vh; text-align: center; justify-content: center; }

.hero h1 { font-size: 3.5rem; line-height: 1.1; margin-bottom: 20px; font-weight: 800; }
.sub-header h1 { font-size: 2.8rem; font-weight: 700; }

/* Content Sections */
.section { padding: 90px 0; }
.bg-light { background-color: var(--light-grey); }
.section-title { margin-bottom: 40px; font-size: 2.2rem; color: var(--primary-blue); }

/* Grids */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 30px; }
.card { background: var(--white); padding: 40px; border-radius: 8px; box-shadow: 0 10px 30px rgba(0,0,0,0.05); transition: var(--transition); }
.card:hover { transform: translateY(-5px); }
.card h3 { margin-bottom: 15px; color: var(--primary-blue); }

/* Contact Form */
.form-group { margin-bottom: 20px; }
.form-group label { display: block; margin-bottom: 8px; font-weight: 600; font-size: 0.9rem; }
.form-group input, .form-group textarea {
    width: 100%; padding: 14px; border: 1px solid #ddd; border-radius: 4px; font-family: inherit; font-size: 1rem;
}

.btn-submit {
    background: var(--primary-blue); color: white; border: none; padding: 15px 35px; 
    cursor: pointer; font-weight: 700; border-radius: 4px; transition: var(--transition); width: 100%;
}
.btn-submit:hover { background: #003366; }

/* Footer */
footer { background: var(--dark-grey); color: #bbb; padding: 70px 0 30px; line-height: 1.8; }
footer h3 { color: var(--white); margin-bottom: 20px; }
footer a { color: #fff; text-decoration: none; transition: var(--transition); }
footer a:hover { color: var(--primary-blue); }
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 40px; margin-bottom: 50px; }
.footer-bottom { border-top: 1px solid #444; padding-top: 30px; text-align: center; font-size: 0.85rem; }

/* Responsive */
@media (max-width: 768px) {
    .hero h1 { font-size: 2.5rem; }
    .nav-links { display: none; } /* Mobile menu would need JS, keeping it simple for now */
}
/* Stats Bar */
.stats-bar { background: var(--primary-blue); color: white; padding: 60px 0; }
.grid-stats { display: grid; grid-template-columns: repeat(3, 1fr); text-align: center; }
.stat-num { display: block; font-size: 3rem; font-weight: 800; color: #4da3ff; }
.stat-desc { text-transform: uppercase; font-size: 0.9rem; letter-spacing: 1px; }

/* Features */
.card-feature { padding: 30px; border: 1px solid #eee; border-radius: 8px; }
.card-feature h3 { margin-bottom: 10px; color: var(--primary-blue); }

/* Partner Logos Placeholder */
.partner-logos { font-weight: 700; font-size: 1.2rem; color: #999; word-spacing: 20px; }

/* Map Container */
.map-container h3 { margin-bottom: 15px; font-size: 1.1rem; }

@media (max-width: 768px) {
    .grid-stats { grid-template-columns: 1fr; gap: 30px; }
}