/* --- Globale Einstellungen --- */
:root {
    --azur-blue: #004fb6;
    --azur-dark: #0d47a1;
    --text-color: #333333;
    --bg-light: #f8f9fa;
    --white: #ffffff;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

body {
    font-family: 'Inter', -apple-system, sans-serif;
    margin: 0; padding: 0;
    display: flex; flex-direction: column; align-items: center;
    background-color: var(--white);
    color: var(--text-color);
    line-height: 1.6;
}

/* --- Header & Navigation --- */
header {
    width: 100%; max-width: 1200px;
    display: flex; justify-content: space-between; align-items: center;
    padding: 20px 40px; background: var(--white);
}

.logo a {
    font-size: 1.3rem; font-weight: bold;
    color: var(--text-color); text-decoration: none;
}

.main-nav { display: flex; gap: 25px; }
.main-nav a {
    text-decoration: none; color: var(--text-color);
    font-size: 0.95rem; font-weight: 500;
}

/* --- Hauptinhalt --- */
main {
    width: 100%; max-width: 850px;
    padding: 40px 20px; text-align: center;
}

.main-content { text-align: left; margin: 40px 0; }

h1 { font-size: 2.5rem; color: var(--azur-blue); }
.hero-image { width: 100%; max-width: 500px; height: auto; margin-bottom: 40px; }

/* --- Listen --- */
.feature-list { list-style: none; padding: 0; margin: 30px 0; }
.feature-list li { padding-left: 35px; position: relative; margin-bottom: 15px; }
.feature-list li::before {
    content: '✓'; position: absolute; left: 0;
    color: var(--azur-blue); font-weight: bold;
}

/* --- Kontakt-Box & Button (Optimiert für Mobile) --- */
.contact-box {
    background-color: var(--bg-light); border-radius: 15px;
    padding: 60px 20px; margin: 60px auto; width: 100%;
    text-align: center;
}

.btn-contact {
    display: inline-block;
    background-color: var(--azur-dark);
    color: white !important;
    padding: 18px 40px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    min-width: 200px; /* Bessere Trefferfläche am Handy */
    cursor: pointer;
    transition: background 0.3s;
    -webkit-appearance: none;
}

.btn-contact:hover { background-color: var(--azur-blue); }

/* --- Footer --- */
footer {
    width: 100%; max-width: 1200px;
    margin-top: auto; padding: 40px;
    border-top: 1px solid #eee;
    display: flex; justify-content: space-between;
    font-size: 0.85rem;
}

.footer-nav { display: flex; flex-direction: column; gap: 10px; text-align: right; }
.footer-nav a { text-decoration: none; color: inherit; }

/* --- Mobile Menu --- */
.navbar-toggler { display: none; flex-direction: column; gap: 5px; background: none; border: none; }
.navbar-toggler span { width: 25px; height: 3px; background: #333; }

#mobile-nav {
    display: none; width: 100%; background: var(--white);
    padding: 20px 0; border-bottom: 1px solid #eee;
}

@media (max-width: 768px) {
    .main-nav { display: none; }
    .navbar-toggler { display: flex; }
    footer { flex-direction: column; text-align: center; gap: 20px; }
    .footer-nav { text-align: center; }
}