/* --- GRUNDEINSTELLUNGEN --- */
:root {
    --primary: #0066cc;       /* Medizinisches Blau */
    --primary-dark: #004c99;
    --secondary: #eef5fa;     /* Sehr helles Blau/Grau für Hintergründe */
    --text-dark: #333333;
    --text-light: #666666;
    --white: #ffffff;
    --accent: #20c997;        /* Ein frischer Mint-Ton für Akzente */
    --font-main: 'Inter', sans-serif;
}

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

body {
    font-family: var(--font-main);
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--white);
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }

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

/* --- NAVIGATION --- */
.navbar {
    background: var(--white);
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
}

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

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    font-weight: 500;
    color: var(--text-dark);
    transition: color 0.3s;
}

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

.btn-nav {
    background-color: var(--primary);
    color: var(--white) !important;
    padding: 0.5rem 1.2rem;
    border-radius: 5px;
}

.btn-nav:hover { background-color: var(--primary-dark); }

/* --- HERO SECTION --- */
.hero {
    background: linear-gradient(135deg, var(--secondary) 0%, #ffffff 100%);
    padding: 6rem 0;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
    line-height: 1.2;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto 2.5rem;
}

/* BUTTONS */
.btn {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    border-radius: 6px;
    font-weight: 600;
    transition: all 0.3s ease;
    margin: 0 10px;
}

.btn-primary {
    background-color: var(--primary);
    color: var(--white);
}
.btn-primary:hover { background-color: var(--primary-dark); transform: translateY(-2px); }

.btn-secondary {
    background-color: var(--white);
    color: var(--primary);
    border: 1px solid var(--primary);
}
.btn-secondary:hover { background-color: var(--secondary); }

/* --- SECTIONS ALLGEMEIN --- */
.section { padding: 5rem 0; }
.bg-light { background-color: var(--secondary); }

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    font-size: 2.2rem;
    margin-bottom: 0.5rem;
}

/* --- GRID FEATURES --- */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.card {
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    text-align: center;
    transition: transform 0.3s;
}

.card:hover { transform: translateY(-5px); }

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

.card h3 { margin-bottom: 1rem; }
.card p { color: var(--text-light); font-size: 0.95rem; }

/* --- SPLIT LAYOUT (VORTEILE) --- */
.split-layout {
    display: flex;
    align-items: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.text-block, .image-block { flex: 1; min-width: 300px; }

.check-list li {
    margin-bottom: 1rem;
    position: relative;
    padding-left: 25px;
    color: var(--text-dark);
}

.check-list li::before {
    content: "✔";
    color: var(--accent);
    position: absolute;
    left: 0;
    font-weight: bold;
}

.placeholder-img {
    background-color: #ddd;
    height: 300px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #666;
    font-weight: bold;
}

/* --- CONTACT / CTA --- */
.cta-section {
    text-align: center;
    background-color: var(--white);
}

.contact-form {
    max-width: 500px;
    margin: 2rem auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-form input {
    padding: 1rem;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
}

.btn-block { width: 100%; }

.small-text {
    font-size: 0.85rem;
    color: var(--text-light);
    margin-top: 1rem;
}

/* --- FOOTER --- */
footer {
    background-color: var(--text-dark);
    color: #aaa;
    padding: 3rem 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-col h3 { color: var(--white); margin-bottom: 1rem; }
.footer-col h4 { color: var(--white); margin-bottom: 1rem; }

.footer-col ul li { margin-bottom: 0.5rem; }
.footer-col ul li a:hover { color: var(--white); }

.footer-bottom {
    text-align: center;
    margin-top: 3rem;
    padding-top: 1rem;
    border-top: 1px solid #444;
    font-size: 0.9rem;
}

/* --- MOBILE RESPONSIVENESS --- */
@media (max-width: 768px) {
    .hero h1 { font-size: 2.2rem; }
    .nav-links { display: none; } /* Hier könnte man später ein Burger-Menü einbauen */
    .hero-buttons { display: flex; flex-direction: column; gap: 10px; }
    .btn { margin: 0; }
}