/* Grundkonfiguration */
* {
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

/* Farben aus dem Konzept */
:root {
    --marie-rot: #e30613;
    --dark: #2c2c2c;
    --light-grey: #f4f4f4;
}

header {
    background: #fff;
    padding: 1rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 3px solid var(--marie-rot);
    position: sticky;
    top: 0;
    z-index: 1000;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 20px;
}

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

nav a:hover {
    color: var(--marie-rot);
}

/* Hero Bereich */
.hero {
    background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url('hero-bg.jpg');
    background-size: cover;
    background-position: center;
    height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    padding: 0 20px;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

/* Buttons */
.btn {
    padding: 12px 25px;
    text-decoration: none;
    border-radius: 4px;
    font-weight: bold;
    display: inline-block;
    margin: 10px;
}

.btn-primary {
    background: var(--marie-rot);
    color: #fff;
}

.btn-secondary {
    background: #fff;
    color: var(--dark);
}

/* Layout-Helfer */
section {
    padding: 80px 10%;
    text-align: center;
}

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

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.card {
    background: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.card h3 {
    color: var(--marie-rot);
}

footer {
    background: var(--dark);
    color: white;
    padding: 40px 10%;
    text-align: center;
}