:root {
    --btn-gradient: linear-gradient(135deg, rgb(255, 208, 0) 0%, rgb(255, 77, 0) 50%, rgb(255, 0, 149)) 100%;
    --dark-grey: #171717;
    --box-shadow-black: rgba(0, 0, 0, 0.1);
    --white: white;
    --white-border: rgba(255, 255, 255, 0.1);
    --white-border-thin: rgba(255, 255, 255, 0.05);
    --border-color: rgb(225, 225, 225);
    --gradient-text: linear-gradient(135deg, rgb(255, 208, 0) 0%, rgb(255, 77, 0) 50%, rgb(255, 0, 149)) 100%;
    --corsair-gradient: linear-gradient(90deg, #FFF 0%, #F5EA6A 25.5%, #FF9A56 50%, #EF466C 75%, #4AC8EA 100%);
    --corsair-gradient-180: linear-gradient(180deg, #FFF 0%, #F5EA6A 25.5%, #FF9A56 50%, #EF466C 75%, #4AC8EA 100%);
    --corsair-gradient-no-white: linear-gradient(90deg, #F5EA6A 0, #FF9A56 33.33%, #EF466C 66.66%, #4AC8EA 100%);
    --corsair-gradient-no-white-180: linear-gradient(180deg, #F5EA6A 0%, #FF9A56 33.33%, #EF466C 66.66%, #4AC8EA 100%);
    --corsair-gradient-no-white-no-blue-180: linear-gradient(180deg, #F5EA6A 0%, #FF9A56 50%, #EF466C 100%);
    --glass-btn: radial-gradient(37.44% 109.75% at 82.64% 95.34%, #4AC8EA7c, #4AC8EA00), 
                 radial-gradient(40.33% 118.22% at 63.8% 105.93%, #EF466C7c, #EF466C00), 
                 radial-gradient(39.75% 116.53% at 38.2% 108.9%, #FF9A567c, #FF9A5600), 
                 radial-gradient(41.2% 120.76% at 15.5% 100%, #f5e96a7c, #F5EA6A00);
    --box-shadow-border: inset 0 0 0 1px rgba(0, 0, 0, 0.15);

    --background-color: #fff;
    --text-color: #000;
}

* {
    box-sizing: border-box;
}

body {
    background-color: var(--background-color);
    color: black;
    padding: 0;
    margin: 0;
}

header {
    width: 100%;
    box-shadow: 0 5px 15px var(--box-shadow-black);
    position: relative;
    z-index: 100;
}
.header-content {
    padding: clamp(16px, 2vw, 24px) 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 0 50px;
    position: relative;
}
.logo-wrapper {
    flex: 0 0 auto;
}
.logo-wrapper img {
    width: clamp(32px, 4.8vw, 48px);
    border-radius: 8px;
    cursor: pointer;
    user-select: none;
}
.link-container {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}
.link-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 35px;
    font-size: clamp(1rem, 2vw, 2rem);
}
.link-wrapper > div {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    white-space: nowrap;
}
.fa-chevron-down {
    transition: 0.3s ease;
}
.hamburger {
    font-size: 32px;
    display: none;
    cursor: pointer;
}

.hamburger-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 99999;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: 0.3s ease;
    pointer-events: none;
}
.hamburger-overlay.active {
    opacity: 1;
    pointer-events: auto;
}
.hamburger-overlay-content {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    flex-direction: column;
}
.hamburger-link {
    color: white;
    text-align: center;
    font-size: 32px;
    cursor: pointer;
    display: grid;
    grid-template-rows: 1em 0fr;
    transition: 0.15s ease;
    opacity: 0;
    transform: translateY(20px);
}
.hamburger-overlay.active .hamburger-link:nth-child(1) {
    opacity: 1;
    transform: translateY(0);
}
.hamburger-overlay.active .hamburger-link:nth-child(2) {
    opacity: 1;
    transform: translateY(0);
}
.hamburger-overlay.active .hamburger-link:nth-child(3) {
    opacity: 1;
    transform: translateY(0);
}
.hamburger-overlay.active .hamburger-link:nth-child(4) {
    opacity: 1;
    transform: translateY(0);
}
.hamburger-overlay.active .hamburger-link:nth-child(5) {
    opacity: 1;
    transform: translateY(0);
}
.hamburger-overlay-content .hamburger-link:first-child {
    font-size: 40px;
}
.hamburger-link.open {
    grid-template-rows: 1em 1fr;
}
.hamburger-link.open > .hamburger-summary > i {
    transform: rotateZ(180deg);
}
.hamburger-hidden-text {
    overflow: hidden;
    font-size: 32px;
}
.hamburger-hidden-text div:first-child {
    margin-top: 10px;
}

.about-me,
.portfolio,
.activities,
.contact {
    position: relative;
}
.about-me i,
.portfolio i,
.activities i,
.contact i {
    z-index: 9999;
}
.popup {
    position: absolute;
    top: 100%;
    left: 90%;
    transform: translateX(-50%) translateY(-20px);
    border-radius: 12px;
    background-color: var(--white);
    box-shadow: 0 5px 15px var(--box-shadow-black);
    z-index: 999;
    opacity: 0;
    transition: 0.3s ease;
    pointer-events: none;
    visibility: hidden;
}
.popup-content {
    padding: 20px;
    border-radius: 18px;
}
.popup-content > div {
    position: relative;
    margin: 5px 0;
    padding: 8px 18px;
    border-radius: 999px;
    transition: 0.3s ease;
}
.popup-content > div span {
    position: relative;
    display: inline-block; 
    transition: 0.3s ease;
}
.popup-content > div span:before {
    content: "";
    position: absolute;
    width: 3px;
    height: 100%;
    top: 0;
    left: -10px;
    transform: scaleY(0);
    border-radius: 999px;
    background-color: var(--dark-grey);
    transition: 0.3s ease;
    transform-origin: center;
    background: var(--corsair-gradient-no-white-no-blue-180);
}
.popup-content > div:hover {
    background-color: rgba(0, 0, 0, 0.05);
}
.popup-content > div:hover span {
    transform: translateX(10px);
}
.popup-content > div:hover span::before {
    transform: scaleY(1);
}
.popup.active {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
    pointer-events: auto;
    visibility: visible;
}

.section-content {
    padding: 25px  0;
}
.horizontal-line-wrapper {
    width: 100%;
}
.horizontal-line {
    background: var(--corsair-gradient);
    height: 3px;
    border-radius: 999px;
    margin: 50px 20px;
    box-sizing: border-box;
    border: none;
}

#home {
    transition: 0.3s ease;
}
.home-content {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}
.hero-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 50px;
    flex-direction: row;
}
.hero-container > .img-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
}
.hero-container > .img-wrapper > img {
    width: 25vw;
    aspect-ratio: 1 / 1;
}
.hero-container > .text-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2vw;
    flex-direction: column;
}
.hero-container > .text-wrapper .highlight-text,
.fa-wreath-laurel {
    background: var(--corsair-gradient-no-white);
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-container > .text-wrapper {
    font-size: clamp(1em, 1vw, 2em);
}
.hero-container > .text-wrapper h1,
.hero-container > .text-wrapper h2 {
    margin: 0;
}
.hero-container > .text-wrapper button > i {
    transition: 0.3s ease;
}
.hero-container > .text-wrapper button:hover > i {
    transform: rotateZ(45deg);
}
.contact-link-btn {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    flex-direction: row;
    font-weight: bold;
}







.about-me-content {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

.skills-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    width: 100%;
}
.skills {
    width: 100%;
}
.skill-item {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 5px;
    flex-direction: column;
    margin-bottom: 20px;
}
.skill-item > span {
    margin-left: 15px;
    font-weight: 500;
}
.skill-bar {
    width: 100%;
    height: 10px;
    border-radius: 999px;
    background-color: var(--dark-grey);
}
.skill-progress {
    background: var(--corsair-gradient);
    transition: 2.5s ease;
    width: 0;
    height: 10px;
    border-radius: 999px;
}






.portfolio-content {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}


.illustrator-wrapper,
.after-effects-wrapper,
.recent-project-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    width: 100%;
}
.project-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: clamp(20px, 2vw, 50px);
    flex-direction: row;
    width: 100%;
}

.project {
    position: relative;
    width: clamp(200px, 35vw, 500px);
    aspect-ratio: 1 / 1;
    border: 1px solid transparent;
    overflow: hidden;
    box-sizing: border-box;
}
.project .image-container img {
    width: 100%;
    height: 100%;
}
.project:before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg,#fff 2px,transparent 0) 0 0,linear-gradient(90deg,#fff 2px,transparent 0) 0 100%,linear-gradient(270deg,#fff 2px,transparent 0) 100% 0,linear-gradient(270deg,#fff 2px,transparent 0) 100% 100%,linear-gradient(180deg,#fff 2px,transparent 0) 0 0,linear-gradient(180deg,#fff 2px,transparent 0) 100% 0,linear-gradient(0deg,#fff 2px,transparent 0) 0 100%,linear-gradient(0deg,#fff 2px,transparent 0) 100% 100%;
    background-repeat: no-repeat;
    background-size: 20px 20px;
    opacity: 0;
    transition: opacity 225ms ease-in-out;
    z-index: 2
}
.project:hover::before {
    opacity: 1;
}
.project:hover {
    border-color: #333;          /* bzw. #333 ohne Transparenz*/ /* bzw. #ffffff33 mit Transparenz */
}







.corsair-box {
    position: relative;
    width: 500px;
    height: 500px;
    border: 1px solid transparent;
    overflow: hidden;
    box-sizing: border-box;
}
.corsair-box .image-container img {
    width: 500px;
    height: 500px;
}
.corsair-box:before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg,#fff 2px,transparent 0) 0 0,linear-gradient(90deg,#fff 2px,transparent 0) 0 100%,linear-gradient(270deg,#fff 2px,transparent 0) 100% 0,linear-gradient(270deg,#fff 2px,transparent 0) 100% 100%,linear-gradient(180deg,#fff 2px,transparent 0) 0 0,linear-gradient(180deg,#fff 2px,transparent 0) 100% 0,linear-gradient(0deg,#fff 2px,transparent 0) 0 100%,linear-gradient(0deg,#fff 2px,transparent 0) 100% 100%;
    background-repeat: no-repeat;
    background-size: 20px 20px;
    opacity: 0;
    transition: opacity 225ms ease-in-out;
    z-index: 2
}
.corsair-box:hover::before {
    opacity: 1;
}
.corsair-box:hover {
    border-color: #333;          /* bzw. #333 ohne Transparenz*/ /* bzw. #ffffff33 mit Transparenz */
}











.table-background-gradient {
    position: relative;
    height: 100px;
    width: 100px;
    background-color: white;
    border-radius: 12px;
    margin: auto;
}
.table-background-gradient::before, .table-background-gradient::after {
    --angle: 0deg;
    content: "";
    position: absolute;
    top: -5px;
    left: 50%;
    transform: translateX(-50%);
    height: 100%;
    width: 100%;
    z-index: -1;
    background-image: conic-gradient(from var(--angle), #FFF 0%, #F5EA6A 20.5%, #FF9A56 40%, #EF466C 60%, #4AC8EA 80%, #FFF 100%);
    padding: 5px;
    animation: 3s spin linear infinite;
    border-radius: 17px;
}
.table-background-gradient::after {
    filter: blur(1.5rem);
    opacity: 0.5;
}
@property --angle {
    syntax: "<angle>";
    initial-value: 0deg;
    inherits: false;
}
@keyframes spin {
    from {
        --angle: 0deg;    
    }
    to {
        --angle: 360deg;
    }
}
.about-me-table {
    position: relative;
    max-width: 60vw;
    min-width: 40vw;
    background-color: white;
    box-shadow:
        inset 0 0 0 1px rgba(0, 0, 0, 0.15);
    padding: 5px;
    border-collapse: collapse;
    overflow: hidden;
    border-radius: 12px;
    z-index: 1;;
}
.about-me-table tr {
    transition: 0.1s ease;
}
.about-me-table tbody tr:hover {
    background-color: rgb(240, 240, 240);    
}
.about-me-table tbody th {
    border-bottom: 1px solid #d5d5d5;
    padding: 12px 35px;
    text-align: center;
}
.about-me-table tbody td {
    border-bottom: 1px solid #d5d5d5;
    padding: 12px 35px;
    text-align: center;
}
.about-me-table tbody tr:last-child th,
.about-me-table tbody tr:last-child td {
    border-bottom: none;
}






.quiz-container {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column; 
}
.start-quiz-btn {
    padding: 15px 50px;
    background: var(--glass-btn);
    border: none;
    font-size: 24px;
    box-shadow: var(--box-shadow-border);
    border-radius: 999px;
    cursor: pointer;
}
.question {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    gap: 20px;
    box-shadow: var(--box-shadow-border);
    padding: 20px;
    border-radius: 12px;
    max-width: 700px;
}
.start-screen {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px 50px;
}
.quiz-letter {
    font-weight: bold;
}
.answer-blocks {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 10px;
}
.answer {
    width: 100%;
    padding: 10px 15px;
    transition: 0.3s ease;
    cursor: pointer;
    border-radius: 999px;
}
.answer:hover {
    background-color: rgb(250, 250, 250);
    box-shadow: var(--box-shadow-border);
}

.contact-content {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}
.contact-container {
    display: flex;
    justify-content: space-evenly;
    align-items: flex-start;
    flex-direction: row;
    width: 100%;
}
.contact-information {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    gap: 10px;
    text-align: center;
}
.contact-information p {
   margin: 16px 0;
   white-space: wrap;
}
.contact-group {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 15px 25px;
    border-radius: 12px;
    box-shadow: var(--box-shadow-border);
    transition: 0.3s ease;
    cursor: pointer;
}
.contact-group:hover {
    transform: translateY(-5px);
}
.contact-form {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}
.form-container {
    background: var(--white-border-thin);
    border-radius: 15px;
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    overflow: hidden;
    width: clamp(300px, 40vw, 700px);
}
.form-group {
    position: relative;
    border-bottom: 1px solid var(--border-color); /* Border-Color */
    width: 100%;
}
.form-group:last-of-type {
    border-bottom: none;
}
.form-group input,
.form-group textarea {
    width: 100%;
    padding: 25px 20px 10px 60px;
    background: transparent;
    border: none;
    color: #626262; /* Text geschrieben in Input & Textarea */
    outline: none;
    font-size: 16px;
    transition: 0.3s ease;
    font-family: "Poppins", sans-serif;
    outline: none;
}
.form-group textarea {
    padding: 25px 20px 15px 60px;
    resize: vertical;
    min-height: 120px;
    height: 147px;
}
.form-group i {
    position: absolute;
    left: 25px;
    top: 50%;
    transform: translateY(-50%);
    color: rgb(150, 150, 150); /* Farbe des iFrames */
    font-size: 20px;
    transition: 0.3s ease;
    z-index: 2;
}
.form-group textarea + i {
    top: 30px;
    transform: none;
}
.form-group label {
    position: absolute;
    top: 50%;
    left: 60px;
    transform: translateY(-50%);
    color: rgb(150, 150, 150); /* Label-Farbe*/
    font-size: 16px;
    pointer-events: none;
    transition: 0.3s ease;
    font-weight: 400;
}
.form-group textarea + label {
    top: 30px;
    transform: none;
}
.form-group input:focus,
.form-group textarea:focus {
    background: rgb(250, 250, 250);
}
.form-group:focus-within {
    background: rgba(255, 255, 255, 0.03);
}
.form-group input:focus ~ i,
.form-group textarea:focus ~ i {
    color: #00abf0;
    transform: translateY(-50%) scale(1.1);
}
.form-group textarea:focus ~ i {
    transform: scale(1.1);
}
.form-group input:focus + label,
.form-group textarea:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group textarea:not(:placeholder-shown) + label {
    top: 15px;
    font-size: 12px;
    color: transparent; /* hochgestellte Farbe */
    background: var(--corsair-gradient-no-white);
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transform: none;
    font-weight: 500;
}
.contact-form .form-btn {
    display: inline-block;
    font-size: 1.1rem;
    border-radius: 999px;
    transition: 0.3s ease;
    padding: 15px 25px;
    margin: 25px 0;
    background: var(--corsair-gradient-no-white);
    background-size: 150% 100%;
    background-position: right;
    transition: 0.3s ease;
    color: var(--white);
    border: none;
    cursor: pointer;
    transition: 0.3s ease;
    font-weight: bold;
}
.contact-form .form-btn:hover {
    background-size: 150% 100%;
    background-position: left;
}



.fade-in {
    animation: fadeIn 1s linear;
}
@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.hidden {
    display: none;
}

.fade-in.slide-up {
    animation: fadeInSlideUp 1s ease;
}

@keyframes fadeInSlideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}





.container {
    margin: 0 auto;
    width: min(500px, 100%);
    padding: 1.5em;
    background-color: #2a2f3d;
    color: white;
    cursor: pointer;
    transition: 0.15s ease;
    display: grid;
    grid-template-rows: 1em 0fr;
}
.open {
    grid-template-rows: 1em 1fr;
}
.open > .summary > i {
    transform: rotateZ(180deg);
}
p {
    margin-top: 2.5em;
}
.hidden-text {
    overflow: hidden;
}



.glass-btn {
    background: rgba(61, 174, 233, 0.7);
    transition: 0.3s ease;
}
.glass-btn:hover {
    background: rgba(61, 174, 233, 1);
}
.experiment {
    position: relative;
    border: none;
    cursor: pointer;
    background: radial-gradient(37.44% 109.75% at 82.64% 95.34%, #4AC8EA7c, #4AC8EA00), 
                radial-gradient(40.33% 118.22% at 63.8% 105.93%, #EF466C7c, #EF466C00), 
                radial-gradient(39.75% 116.53% at 38.2% 108.9%, #FF9A567c, #FF9A5600), 
                radial-gradient(41.2% 120.76% at 15.5% 100%, #f5e96a7c, #F5EA6A00);
    box-shadow:
		inset 0 0 0 1px rgba(0, 0, 0, 0.15);
    font-size: 24px;
    padding: 10px 25px;
    border-radius: 999px;
    transition: 0.3s ease;
    overflow: hidden;
    z-index: 1;
}
/*.experiment::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: radial-gradient(37.44% 109.75% at 82.64% 95.34%, #4AC8EA7c, #4AC8EA00), 
                radial-gradient(40.33% 118.22% at 63.8% 105.93%, #EF466C7c, #EF466C00), 
                radial-gradient(39.75% 116.53% at 38.2% 108.9%, #FF9A567c, #FF9A5600), 
                radial-gradient(41.2% 120.76% at 15.5% 100%, #f5e96a7c, #F5EA6A00);
    border-radius: 999px;
    cursor: pointer;
    transition: 0.3s ease;
    z-index: -1;
}
.experiment:hover::before {
    left: 0;
}*/

.experiment::after {
	content: "";
	position: absolute;
	top: 0;
	left: -100%;
	width: 100%;
	height: 100%;
	background: linear-gradient(90deg,
			transparent,
			rgba(255, 255, 255, 0.3),
			transparent);
	transition: 0.6s;
}
.experiment:hover::after {
    left: 100%;
}



.hangman-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 50vh;
    gap: 20px;
}
.graphic {
    padding: 20px;
    background-color: grey;
    border-radius: 12px;
}
.text-outputs {
    display: grid;
    grid-template-rows: 1fr 1.5fr;
    grid-template-columns: 1fr;
    padding: 20px;
    background-color: grey;
    border-radius: 12px;
}
.letters {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
}
.letters > div {
    position: relative;
    border-radius: 999px;
    width: 100%;
    text-align: center;
    color: transparent;
    font-size: 24px;
}
.letters > div::before {
    content: "";
    position: absolute;
    top: calc(100% + 5px);
    left: 0;
    height: 3px;
    width: 100%;
    border-radius: 999px;
    background-color: black;
}
.keyboard-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(48px, 1fr));
    gap: 10px;
}
.input-letter {
    background-color: #171717;
    border-radius: 5px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    font-size: 24px;
    cursor: pointer;
    box-shadow:
		0 10px 20px rgba(0, 0, 0, 0.1),
		inset 0 0 0 1px rgba(0, 0, 0, 0.15);
    transition: 0.1s ease;
}
.input-letter:hover {
    background-color: #282828;
}

.included {
    background: rgb(46, 194, 61);
}
.not-included {
    background: #EF466C;
}


.copyright-footer {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px 0;
    margin-top: 50px;
    background-color: #282828;
    color: white;
}
.impressum-link {
    text-decoration: underline;
    cursor: pointer;
}



@media (max-width: 992px) {
    .contact-container {
        flex-direction: column;
        align-items: center;
        gap: 25px;
    }

    .contact-information,
    .contact-form,
    .form-container {
        width: 70vw;
    }

    .contact-group {
        width: 70vw;
    }
}

@media(max-width: 768px) {
    .hamburger {
        display: block;
    }

    .link-container {
        display: none;
    }

    .hero-container {
        flex-direction: column;
    }

    .hero-container > .img-wrapper img {
        width: 50vw;
        aspect-ratio: 1 / 1;
    }
}