body {
    background-color: #556B2F;
     color: #FFFFF0;
    text-transform: lowercase;
    scroll-behavior: smooth;
    background-color: #556B2F;
   /* background-image: url('../media/img/background_test3.png');
    background-size: cover;
    background-repeat: no-repeat;
    background-attachment: fixed;  /* Bild bleibt beim Scrollen fixiert 
    min-height: 100vh;  */ /* Statt height: 100vh */
    }
    





.card-columns {
    display: flex;
    flex-wrap: wrap;
    color: #FFFFF0;
    margin-bottom:13vh;

}






.theory {
    height: 100%;
}


/* fancy hover karten 

  .fancy:hover:before {
    bottom: 2rem;
    right: 3rem;
  }
  .fancy:hover:after {
    top: 3rem;
    left: 2rem;
  }
  .fancy:before, .fancy:after {
    content: "";
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: -1;
    transition: 0.3s ease;
  }
  .fancy:before {
    background:#FFFFF0;
    bottom: 4rem;
    right: 1rem;

  }
  .fancy:after {

    top: 2rem;
    left: 3rem;
  }




  .fancy2:hover:before {
    bottom: 2rem;
    right: 3rem;
  }
  .fancy2:hover:after {
    top: 2rem;
    left: 4rem;
  }
  .fancy2:before, .fancy:after {
    content: "";
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: -1;
    transition: 0.3s ease;
  }
  .fancy2:before {
    background:#FFFFF0;
    bottom: 2rem;
    right: 1rem;

  }
  .fancy2:after {
    background: transparent;
    top: 2rem;
    left: 2rem;
  }


  .fancy3:hover:before {
    bottom: 4rem;
    right: 1rem;
  }
  .fancy3:hover:after {
    top: 5em;
    left: 2rem;
  }
  .fancy3:before, .fancy:after {
    content: "";
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: -1;
    transition: 0.3s ease;
  }
  .fancy3:before {
    background:#FFFFF0;
    bottom:4rem;
    right: -4rem;

  }
  .fancy23:after {
    background: transparent;
    top: 4rem;
    left: 4rem;
  }



  .card:hover {
   background-color: #FFFFF0;
   transition: 0.8s;
   color: transparent;
   border:1px solid #FFFFF0;
}

*/


.card {
    border: 1px solid #FFFFF0;
    background-color: transparent;
}






hr {
    border-top: 1px solid #FFFFF0;
    width: 3vw;
    height: 1px;
    margin-left: 0px;
}



.text-muted {
    color: #FFFFF0 !important;
    font-family: 'Fraunces', serif;
    font-weight: 200;
}


.text-muted:hover {
    color: #FFDB58 !important;

}






/* navbar */



.navbar {
    color: #FFFFF0;;
    transition: all 1s;
    backface-visibility: hidden;
    padding-top: 2%;
    pointer-events: all !important;
cursor: none !important;
}

#navbarNav {
    transition: all 1.s ease !important;
    z-index: 10 !important;
    margin-top: 15vh;

}


.navbar > .container,
.navbar > .container-fluid {
    justify-content:flex-end;
    
}


.navbar-dark .navbar-toggler span {
    display: block;
    width: 40px;
    height: 4px;
    margin: 4px auto;
    background: #FFFFF0 !important;
    transition: all .8s cubic-bezier(0.250, 0.100, 0.250, 1.000);
    /* cursor: none !important; */
}



.nav-item {
    font-size: 60px;
    font-weight: 900;
    text-align: center;
    line-height: 8vh;
    width: 100%;
    border-top: none;
}


.navbar-dark .navbar-nav {
    font-size: 15px;
    color: #FFFFF0;;
    background-color: transparent;
    /* padding-bottom: 100%; */
    /* max-width: 100%; */
    /* height: 100%; */
    padding-top: 5vh;
    padding-bottom: 5vh;
}

.navbar-dark .navbar-nav .nav-link {

    border: 0;
    color: #FFFFF0;
    /*    cursor: none !important;*/

}

.navbar-dark .navbar-toggler {
    color: rgb(255, 255, 255);
    border-color: #FFFFF0;;
}

.navbar-dark .navbar-nav .nav-link:hover {
    border: 0;
 color: #FFDB58;
     padding-left: 5vw;
    padding-right: 5vw;
    font-family: 'Fraunces', serif;
    font-weight: 100;
   cursor: none !important;
}


.scroll-link span {
    color: #FFFFF0;
    font-weight: 200;
}



/* rotate first span */
.navbar-dark .navbar-toggler[aria-expanded="true"] span:first-of-type {
    transform: rotate(45deg) translate(6px, 6px);
    

}

/* hide second span */
.navbar-dark .navbar-toggler[aria-expanded="true"] span:nth-of-type(2) {
    opacity: 0;

}

/* rotate third span */
.navbar-dark .navbar-toggler[aria-expanded="true"] span:last-of-type {
    transform: rotate(-45deg) translate(5px, -5px);

}

.navbar-dark .navbar-toggler[aria-expanded="false"] span {
    transform: none;
    opacity: 1;
}




.navbar button:focus {
    outline: none;
    cursor: none;
    /*    cursor: none !important;*/
}


.navbar-dark .navbar-toggler {
    border: transparent;
    pointer-events: all !important;
    z-index: 3;
    transition: 20s;
    /*    cursor: none !important;*/

}

.navbar-collapse .collapse .show {
    transition: 1s;
    animation-duration: 1s;
    max-width: 100%;
    /*    cursor: none !important;*/

}

.text-muted {
    color: #FFFFF0 !important;
    font-family: 'IBM Plex Serif', serif;
    font-weight: 100;
}





















a {
    color: #FFFFF0;
    text-decoration: none;
    cursor: none;
    /* background-color: transparent; */
}

a:hover {
    color: #FFDB58;
    text-decoration: none !important;
    /* background-color: transparent; */
    cursor: pointer;
}


.text-muted {
    margin-top: 1vh;

}

li {
    font-size: 13px;
    font-weight: 300;

}


h5 {
    font-size: 40px;
    font-weight: 900;
}


.expertise {
    margin-left: 20vw;
    margin-top: 5vh !important;
    padding-right: 10vw;  /* ← das war auf .accordion-section, existiert aber nicht im HTML */
}



.expertise p {
    font-size: 16px;
}


h6 {
    font-size: 18px !important;
    font-weight: 500 !important;
    color: #FFFFF0;
}

.uni  {
    font-weight: 700;
    font-size: 20px;

}

.card-body p {
    font-size: 13px;
}

.certificate {
    font-style: italic;
    font-weight: 100;
    font-size: 40px;
}


.sonstiges h2 {
    font-size: 30px;
    font-weight: 700;
    margin-top: 3vh;
}
.sonstiges {
    border:1px solid #FFFFF0;
    margin-bottom: 15vh;
    padding-bottom: 3vh;
    background-color: none;
    margin-left: 21vw;
    margin-right: 33vw;

}

.apps h5 {
    font-weight: 100;
    font-size: 80px;
    margin-bottom: 3vh;
    font-family: 'Fraunces', serif;

}

.degree h5 {
    font-weight: 600;
    font-size: 80px;
    margin-bottom: 9vh;
    font-family: 'Fraunces', serif;

}
.online h5 {
    font-weight: 100;
    font-size: 80px;
    margin-bottom: 6vh;
    font-family: 'Fraunces', serif;



}







/* Skills Section */

.skills-section {
    margin-top: 15vh;
    margin-bottom: 15vh;
    margin-left:20vw;
    max-width: 45%;
}

.skills-headline {
    font-size: 70px;
    font-weight: 100;
    font-family: 'Fraunces', serif;
    margin-bottom: 5vh;
    color: #FFFFF0;
}

.skills-grid {
    display: grid;
    gap: 3vh 2vw;
    margin-top: 3vh;
}

.skill-card {
    border: 1px solid #FFFFF0;
    padding: 1vh 1vw;
    background-color: none;
}


.skill-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 2vh;
    color: #FFFFF0;
    text-transform: lowercase;
}

.skill-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
    text-decoration: none;
    border: none;
}

.skill-card ul li {
    font-size: 13px;
    font-weight: 300;
    line-height: 1.1;
        padding-top: 5px;
    color: #FFFFF0;
    margin-bottom: 0.5vh;
        text-decoration: none;
   border: none;


}

.skill-card ul li:before {
    content: "• ";
    font-weight: 700;
    margin-right: 0.5em;
    text-decoration: none;
    border: none;


}

/* Responsive für kleinere Bildschirme */
@media (max-width: 768px) {
    .skills-grid {
        grid-template-columns: 1fr;
    }
}


/* explore marque bottom */


.more-links {
    width: 90%;
    overflow: hidden;
    border-top: 0px solid #FFFFF0;
    border-bottom: 0px solid #FFFFF0;
    background-color: transparent;
    margin: 27vh 0;
}

.marquee2 {
    display: flex;
    overflow: hidden;
    user-select: none;
    font-size: 30px;
    font-weight: 700;
    color: #FFFFF0;
    border-top: 1px solid #FFFFF0;
    margin-left: 20%;
    background-color: transparent;
}

.marquee2 span {
    flex-shrink: 0;
    display: block;
    white-space: nowrap;
    animation: scroll var(--ad) linear infinite;
    padding-right: 50px;
        background-color: transparent;


}

.marquee2 a {
    color: #FFFFF0;
    text-decoration: none;
    cursor: none;
        background-color: transparent;

}

.marquee2 a:hover {
    color: #FFDB58;
    text-decoration: none;
    cursor: none;

}

@keyframes scroll {
    from {
        transform: translateX(0);
    }
    to {
        transform: translateX(-100%);
    }
}


/* ========================================
   ACCORDION SECTION
   ======================================== */
.accordion-section {
    margin-top: 10vh;
    margin-bottom: 15vh;
    margin-left: 20vw;  /* ← hinzufügen */
    padding-right: 10vw;
}

.accordion-item {
    border-bottom: 1px solid #FFFFF0;
    margin-bottom: 0;
}

.accordion-header {
    width: 100%;
    background: none;
    border: none;
    padding: 3vh 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: none;
    transition: all 0.3s ease;
    text-align: left;
}

.accordion-header:hover {
    padding-left: 2vw;
}

.accordion-header:focus {
    outline: none;
}

.header-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5vh;
}

.accordion-header h5 {
    font-size: 70px;
    font-weight: 100;
    font-family: 'Fraunces', serif;
    margin: 0;
    color: #FFFFF0;
}

.hint {
    font-size: 18px;
    font-weight: 300;
    color: #FFFFF0;
    opacity: 0.6;
    font-family: 'Fraunces', serif;
    font-style: italic;
    transition: opacity 0.3s ease;
}

.accordion-header:hover .hint {
    opacity: 1;
}

.accordion-icon {
    font-size: 60px;
    font-weight: 100;
    color: #FFFFF0;
    transition: transform 0.3s ease, color 0.3s ease;
    line-height: 1;
    margin-right: 1vw;
}

/* Active State */
.accordion-item.active .accordion-icon {
    transform: rotate(45deg);
    color: #FFDB58;
}

.accordion-item.active .accordion-header h5 {
    color: #FFFFF0;
}

/* Content Animation - mit Fade & Slide */
.accordion-content {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transform: translateY(-20px);
    transition: max-height 0.6s cubic-bezier(0.4, 0, 0.2, 1),
                opacity 0.5s ease 0.1s,
                transform 0.5s ease 0.1s;
}

.accordion-item.active .accordion-content {
    max-height: 6000px;
    opacity: 1;
    transform: translateY(0);
    padding-bottom: 5vh;
    padding-top: 3vh;
}

/* Staggered Animation für Kinder-Elemente */
.accordion-content > * {
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.accordion-item.active .accordion-content > *:nth-child(1) {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.2s;
}

.accordion-item.active .accordion-content > *:nth-child(2) {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.3s;
}

.accordion-item.active .accordion-content > *:nth-child(3) {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.4s;
}

.accordion-item.active .accordion-content > *:nth-child(4) {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.5s;
}

.accordion-item.active .accordion-content > *:nth-child(5) {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.6s;
}

/* Fallback für alle weiteren Kinder */
.accordion-item.active .accordion-content > * {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.3s;
}

/* ========================================
   WRAPPER ADJUSTMENTS
   ======================================== */

/* Tools Wrapper - ersetzt .sonstiges im Accordion */
.tools-wrapper {
    border: 1px solid #FFFFF0;
    padding: 2vh 2vw;
    margin-bottom: 3vh;
}

.tools-wrapper h2 {
    font-size: 30px;
    font-weight: 700;
    margin-top: 2vh;
    margin-bottom: 1vh;
}

.tools-wrapper h2:first-of-type {
    margin-top: 0;
}

/* Skills Grid Wrapper */
.skills-grid-wrapper {
    margin-top: 2vh;
}

.skills-grid-wrapper .skills-grid {
    display: grid;
    gap: 3vh 2vw;
}

/* Card Columns im Accordion */
.accordion-content .card-columns {
    margin-left: 0;
}

/* ========================================
   RESPONSIVE
   ======================================== */

@media (max-width: 768px) {
    .accordion-section {
        margin-left: 5vw;
        margin-right: 5vw;
    }
    
    .accordion-header h5 {
        font-size: 40px;
    }
    
    .accordion-icon {
        font-size: 40px;
    }
    
    .hint {
        font-size: 14px;
    }
    
    .tools-wrapper {
        padding: 2vh 4vw;
    }

    .expertise {
        margin-left: 0;
        padding-left: 5vw;
        padding-right: 5vw;
        margin-top: 8vh !important;
    }

    .card {
        width: 100% !important;
        max-width: 100%;
        margin-bottom: 2vh;
    }

    h5 {
        font-size: clamp(22px, 6vw, 40px);
    }

    .degree h5 {
        font-size: clamp(32px, 9vw, 80px);
        margin-bottom: 4vh;
    }

    .certificate {
        font-size: clamp(20px, 5vw, 40px);
    }

    .uni {
        font-size: clamp(16px, 4vw, 20px);
    }

    .card-body p {
        font-size: 14px;
    }

    .nav-item {
        font-size: clamp(32px, 9vw, 60px);
        line-height: 1.4;
    }

    #navbarNav {
        margin-top: 0;
    }

    .navbar-collapse.show {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background-color: #556B2F;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        z-index: 20;
        overflow-y: auto;
    }

    .navbar-collapse.show .navbar-nav {
        margin-left: 0 !important;
        width: 100%;
    }

    .navbar-dark .navbar-toggler {
        position: relative;
        z-index: 30;
    }

    .navbar-dark .navbar-nav {
        padding-top: 2vh;
        padding-bottom: 2vh;
    }

    .more-links {
        width: 100%;
        margin: 10vh 0;
    }

    .marquee2 {
        margin-left: 0;
        font-size: 20px;
    }
}