/* =========================
RESET / BASIS
========================= */

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

body {
font-family: Arial, sans-serif;
}

/* =========================
HEADER (Sticky + Shadow)
========================= */

.header, header {
position: sticky;
top: 0;
z-index: 999;
background: #ffffff;
transition: all 0.3s ease;
}

/* leichter Schatten beim Scrollen */
.header.scrolled {
box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

/* =========================
LOGO (Fullwidth + Responsive)
========================= */

.logo {
display: block;
width: 100%;
}

.logo img {
width: 100%;
height: auto;
display: block;
}

/* Mobile Logo kleiner */
@media (max-width: 768px) {
.logo img {
max-height: 80px;
object-fit: contain;
}
}

/* =========================
NAVIGATION (Desktop)
========================= */

.mod_navigation {
width: 100%;
border-top: 1px solid #eee;
background: #fff;
}

.mod_navigation ul {
display: flex;
justify-content: center;
gap: 40px;
list-style: none;
padding: 15px 0;
}

.mod_navigation a {
font-size: 16px;
font-weight: 500;
text-decoration: none;
color: #222;
position: relative;
transition: color 0.3s ease;
}

/* Hover Farbe */
.mod_navigation a:hover {
color: #0077cc;
}

/* Underline Animation */
.mod_navigation a::after {
content: "";
position: absolute;
left: 0;
bottom: -6px;
width: 0;
height: 2px;
background: #0077cc;
transition: width 0.3s ease;
}

.mod_navigation a:hover::after {
width: 100%;
}

/* =========================
BURGER MENU
========================= */

.burger {
display: none;
font-size: 28px;
cursor: pointer;
padding: 10px 15px;
text-align: right;
}

/* =========================
MOBILE NAVIGATION
========================= */

@media (max-width: 768px) {

```
.burger {
    display: block;
}

.mod_navigation ul {
    display: none;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    padding: 20px 0;
    border-top: 1px solid #eee;
}

.mod_navigation.active ul {
    display: flex;
    animation: slideDown 0.3s ease;
}

.mod_navigation a {
    font-size: 18px;
}
```

}

/* Slide Animation */
@keyframes slideDown {
from {
opacity: 0;
transform: translateY(-10px);
}
to {
opacity: 1;
transform: translateY(0);
}
}

/* =========================
BURGER ANIMATION (OPTIONAL)
========================= */

.burger.open {
transform: rotate(90deg);
transition: transform 0.3s ease;
}