:root {
    --main-bg: #D10811;
    --main-bg-dark: #D10811;
    --main-bg-secondary: #848484;
    --main-sec: #313D5A;
    --secondary: #969595;
    --primary: #CBC5EA;
    --font: rgb(48, 48, 48);
}

html {
    background-color: white;
}

body {
    font-family: 'Roboto', sans-serif;
    max-width: 72em;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    justify-content: center;
    flex: 1;
    background: #dedede68;
    box-shadow: 0px 2px 10px 0px rgba(0, 0, 0, 0.75);
}

h1 {
    font-size: 3em;
    font-weight: bold;
    color: var(--font);
}

h2 {
    font-size: 2em;
    font-weight: bold;
    color: black;
}

h3 {
    font-size: 24px;
    font-weight: bold;
    color: black;
}

ul {
    list-style-type: none;
    display: flex;
    gap: 2em;
}

button {
    cursor: pointer;
}

a {
    text-decoration: none;
    color: var(--font);
    font-size: 18px;
}

.header {
    background-color: var(--main-bg-dark);
    box-shadow: 0px 2px 10px 0px rgba(0, 0, 0, 0.75);
    z-index: 999;
    margin: 0;
    border: solid 0px #000000;
}

.full {
    border-radius: 0;
    width: 100%;
    margin: 0;
    position: fixed;
    top: 0;
    left: 0;
    transition: all 0.3s linear;
}

nav ul {
    list-style: none;
    display: flex;
    flex-direction: row;
    justify-content: flex-end;
    align-items: center;
    margin-right: 42px;
}

nav li {
    height: 50px;
}

nav a {
    height: 100%;
    padding: 0 30px;
    text-decoration: none;
    display: flex;
    align-items: center;
    color: white;
}

nav a:hover {
    color: #ECFED6;
    transform: translateY(-4%);
    transition: all 0.4s;
}

nav li:first-child {
    margin-right: auto;
}

#headerlogoa {
    padding: 0 30px 0 6px;
}

.logo {
    height: 64px;
    width: auto;
    filter: none;
}

.sidebar {
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    width: 250px;
    z-index: 999;
    background-color: var(--main-bg);
    backdrop-filter: blur(10px);
    box-shadow: -10px 0 10px #1f2937;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    margin-top: 0;
    margin-right: 0;
    transform: translateX(100%);
    opacity: 0;
    transition: transform 0.6s ease, opacity 0.3s ease;
}

.open {
    transform: translateX(0);
    /* Added */
    opacity: 1;
    /* Added */
}

.sidebar li {
    width: 100%;
    padding-top: 20px;
}

.sidebar a {
    width: 100%;
}

.sidebar a:hover {
    color: #ECFED6;
    transform: translateY(-4%);
    transition: all 0.4s;
}

nav img {
    height: 26px;
    width: 26px;
    filter: invert();
}

.menubtn {
    display: none;
}

.secone {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    flex: 1;
    color: var(--font);
    width: 100%;
    max-width: 92em;
    margin: 0 auto;
    margin-top: 2em;
    /* Apple-ähnlicher Hintergrund */
    min-height: 50dvh;
}

.secone::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url("/static/images/plan.jpeg");
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    filter: blur(4px);
    opacity: 0.5;
    z-index: -1;
    width: 100%;
    /* Stellt sicher, dass es genau so breit ist wie .secone */
    height: 100%;
    /* Stellt sicher, dass es die gesamte Höhe einnimmt */
}


.business-card {
    background-color: #f5f5f7;
    border: solid black 1.4px;
    border-radius: 4px;
    overflow: hidden;
    width: 90%;
    max-width: 480px;
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
    margin-bottom: 3em;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.business-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 30px rgba(0, 0, 0, 0.2);
}

.card-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2.5em 2em;
    text-align: center;
}

.card-logo {
    width: 120px;
    height: auto;
    margin-bottom: 1.5em;
    transition: transform 0.3s ease;
}

.secone h2 {
    margin: 0 0 0.5em 0;
    color: #000;
    font-weight: 600;
    font-size: 1.8em;
    letter-spacing: -0.02em;
}

.tagline {
    color: #818181;
    font-size: 1.1em;
    margin: 0;
    font-weight: 400;
    text-shadow: #c1c1c1 1px 1px 1px;
}

.secone a {
    margin-top: 2em;
}

.seconebutton {
    background-color: var(--secondary);
    color: white;
    border-radius: 8px;
    font-size: large;
    padding: 0.5em 2em;
    border: 0;
    font-weight: 400;
    margin-top: 2em;
    box-shadow: 0px 2px 10px 0px rgba(0, 0, 0, 0.3);
    transition: all 0.2s ease-in-out;
}

.seconebutton:hover {
    background-color: var(--main-bg-secondary);
    color: rgb(240, 240, 240);
    transform: translateY(-4%);
}

.secone a img {
    margin: 0;
    padding: 8px;
    width: 3em;
    filter: invert(0.5);
    transition: transform 0.4s ease, filter 0s ease;
}

.secone a img:hover {
    transform: translateY(8%);
    filter: invert(26%) sepia(100%) saturate(6968%) hue-rotate(357deg) brightness(113%) contrast(122%);
}


.sectwo {
    display: flex;
    position: relative;
    flex-direction: column;
    justify-content: center;
    align-content: baseline;
    padding: 3em;
    margin: 6em 2em 6em 2em;
    color: var(--font);
    text-align: justify;
    background-color: #cccccc;
    border: 0px;
    border-radius: 2em;
    box-shadow: 0px 2px 14px 0px rgba(0, 0, 0, 1);
    overflow: hidden;
    /* Verhindert, dass das Bild über die Section hinausgeht */
    z-index: 1;
}

.sectwo::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url("/static/images/background-icons.png");
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    filter: blur(6px);
    opacity: 0.3;
    z-index: -1;
    width: 100%;
    height: 100%;
}


.sectwo .left {
    display: flex;
    flex-direction: column;
    margin-top: 2em;
}

.sectwo .left h2 {
    color: var(--font);
    margin-bottom: 0;
    font-size: 2em;
}

.sectwo .left h3 {
    color: white;
    margin-top: 0;
    font-size: 3em;
}

.sectwo .left p {
    max-width: 69em;
    font-size: 1.2em;
}


.sectwobutton {
    display: inline-block;
    text-align: center;
    background-color: var(--main-bg);
    border-radius: 8px;
    font-size: large;
    padding: 0.5em 2em;
    border: none;
    font-weight: 400;
    box-shadow: 0px 2px 10px 0px rgba(0, 0, 0, 0.75);
    margin: 1em auto;
    width: 25%;
    color: white;
    text-decoration: none;
}


.sectwobutton:hover {
    background-color: var(--main-bg-secondary);
    color: rgb(240, 240, 240);
    transform: translateY(-4%);
    transition: ease-in-out 0.2s;
}

.sectwo .right {
    margin: 3em 0 0 4em;
}

.sectwo .right img {
    max-width: 30em;
    border: solid #313D5A 2px;
    border-radius: 8px;
    box-shadow: 0px 2px 10px 0px rgba(0, 0, 0, 0.75);
}

#principles {
    margin: 4em 0 8em 0;
    padding: 5em 4em 8em 2em;
    position: relative;
    z-index: 1;
    border-radius: 0;
    box-shadow: none;
    background-color: rgb(212, 212, 212);
}

#principles .left {
    background-color: #f5f5f7;
    padding: 1em;
    border: solid black 1.4px;
}

#principles .left ul {
    display: flex;
    flex-direction: column;
    padding-left: 0;
}

#principles .left ul li {
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    align-items: center;
    gap: 2em;
    text-align: left;
}

#principles .left ul li img {
    height: 20px;
    filter: invert(29%) sepia(57%) saturate(5507%) hue-rotate(343deg) brightness(84%) contrast(123%);
    width: auto;
}

#principles .left ul li .text {
    font-size: larger;
}

#principles .left ul li strong {
    font-weight: 900;
    color: #D10811;
}

#principles::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    background-image: url("/static/images/plan2.jpeg");
    background-repeat: no-repeat;
    background-size: cover;
    filter: blur(2px);
    opacity: 0.4;
    z-index: -1;
}

.triangle-section {
    background-color: white;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: auto auto;
    gap: 2em;
    justify-items: center;
    text-align: center;
    margin: 0em 2em 10em 2em;
    padding: 5em 2em 5em 2em;
    border: 0px;
    border-radius: 32px;
    z-index: 1;
    position: relative;
    box-shadow: 0px 2px 10px 0px rgba(0, 0, 0, 0.75);
}

.triangle-section::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    min-height: 100%;
    background-image: url("/static/images/background-icons.png");
    background-repeat: repeat-y;
    background-size: cover;
    filter: blur(8px);
    opacity: 0.2;
    z-index: -1;
}

.triangle-item {
    background: #D10811;
    color: white;
    text-shadow: rgb(20, 20, 20) 1px 0 10px;
    padding: 2em;
    border-radius: 24px;
    box-shadow: 0px 2px 10px rgba(0, 0, 0, 0.2);
    max-width: 300px;
    box-shadow: 0px 2px 10px 0px rgba(0, 0, 0, 0.75);
}

.triangle-item h3 {
    color: #f3f3f3;
}

/* Erste Box oben, zwei unten */
.triangle-item:nth-child(1) {
    grid-column: span 2;
    justify-self: center;
}

.triangle-item:nth-child(2),
.triangle-item:nth-child(3) {
    justify-self: center;
}

.triangle-button {
    grid-column: span 2;
    background-color: #AEA7A7;
    font-size: 1.2em;
    font-weight: medium;
    padding: 0.5em 1.5em;
    border: solid white 1px;
    border-radius: 12px;
    cursor: pointer;
    box-shadow: 0px 2px 10px rgba(0, 0, 0, 0.75);
    margin-top: 2em;
    transition: background-color 0.3s ease-in-out;
}

.triangle-button a {
    color: white;
}

.triangle-button:hover {
    background-color: #a5060d;
}

.aboutus {
    text-align: justify;
}

.aboutus .banner img {
    width: 100%;
    height: 24em;
    object-fit: cover;
    object-position: 100% 80%;
}

.aboutus .text {
    padding: 1em;
}

.aboutus .text h1 {
    font-size: 3em;
}

.aboutus .text p {
    font-size: 1.3em;
    line-height: 1.5em;
}

.aboutus-buttons {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
}

.sideshow-container {
    display: flex;
    align-items: center;
    position: relative;
    width: 100%;
    height: 24em;
    overflow: hidden;
}

.prev,
.next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: rgb(117, 117, 117);
    background: none;
    font-size: 2rem;
    border: none;
    cursor: pointer;
    z-index: 100;
    transition: color 0.3s;
}

.prev {
    left: 10px;
}

.next {
    right: 10px;
}

.prev:hover,
.next:hover {
    color: rgba(0, 0, 0, 0.8);
}

.sideshow-pictures {
    display: flex;
    width: 100%;
    height: 24em;
    overflow-x: hidden;
    overflow-y: hidden;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
}

.sideshow-pictures>div {
    flex: 0 0 100%;
    height: 24em;
    scroll-snap-align: start;
}

.sideshow-pictures img {
    width: 100%;
    height: 24em;
    object-fit: cover;
}

.services-container ul {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    gap: 0;
}

.services-container ul li {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
}

.services-container ul li img {
    max-width: 2rem;
    filter: invert(26%) sepia(100%) saturate(6968%) hue-rotate(357deg) brightness(113%) contrast(122%)
}

.services .text {
    padding: 0;
}

.services h1 {
    margin-left: 2rem;
}

.services h3 {
    color: #a50000;
    margin-top: 3rem;
}

.services h3,
.services p {
    padding: 0 2rem 0 2rem;
}

.services ul {
    display: flex;
    flex-direction: column;
    margin-bottom: 3rem;
    margin-left: 1rem;
    gap: 1rem;
    list-style-type: disc;
}

.services ul li {
    font-size: large;
}

.services .sectwobutton {
    margin: 0 3rem 0 3rem;
}

.contactformular {
    max-width: 30em;
}

.impressum {
    background-color: var(--main-bg);
    color: #e5e7eb;
    display: flex;
    flex-direction: column;
    justify-content: start;
    padding: 2em 4em;
    gap: 1em;
}

.impressum img {
    max-height: 80px;
    margin-top: 2em;
}

.impressum a {
    color: white;
}

.impressum a:hover {
    color: #F5F717;
    transform: translateY(-4%);
    transition: ease-in-out 0.2s;
}

.impressum h3 {
    margin-bottom: 0;
}

.impressum p {
    margin: 0;
}

.imprcontainer {
    margin-left: 2em;
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    gap: 14em;

}

.footer {
    background-color: var(--main-bg);
    color: #e5e7eb;
    display: flex;
    align-items: center;
    padding: 1em;
    flex-direction: column;
}

.footer ul {
    align-items: center;
    flex-direction: column;
    gap: 0.5em;
}

.totop {
    background: var(--main-bg-secondary);
    position: fixed;
    bottom: 64px;
    right: 64px;
    width: 32px;
    height: 32px;
    border: var(--secondary);
    border-radius: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0px 0 4px #000000;
    opacity: 0;
    pointer-events: none;
    transition: all .4s;
}

.totop.active {
    bottom: 64px;
    opacity: 80%;
    pointer-events: auto;
    z-index: 999;
}

.telbutton {
    background: var(--main-bg-secondary);
    position: fixed;
    bottom: 64px;
    right: 64px;
    width: 32px;
    height: 32px;
    border: var(--secondary);
    border-radius: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0px 0 4px #000000;
    opacity: 0;
    pointer-events: none;
    transition: all .4s;
}

.telbutton.active {
    bottom: 164px;
    opacity: 60%;
    pointer-events: auto;
    z-index: 999;
}

.mailbutton {
    background: var(--main-bg-secondary);
    position: fixed;
    bottom: 64px;
    right: 64px;
    width: 32px;
    height: 32px;
    border: var(--secondary);
    border-radius: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0px 0 4px #000000;
    opacity: 0;
    pointer-events: none;
    transition: all .4s;
}

.mailbutton.active {
    bottom: 114px;
    opacity: 60%;
    pointer-events: auto;
    z-index: 999;
}

.totop img,
.telbutton img,
.mailbutton img {
    width: 18px;
    filter: invert();
}

.spacer {
    margin-bottom: 8em;
}

.impressum-page {
    margin: 0em 2em 0em 2em;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    gap: 1em;
    text-align: justify;
    overflow: auto;
}

.impressum-page p {
    color: var(--font);
    margin: 0;
}

form {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
}

label {
    margin: 10px 0 5px;
}

input,
textarea {
    padding: 10px;
    margin-bottom: 20px;
    border: 1px solid #ddd;
    border-radius: 4px;
    width: 100%;
}

form button {
    background-color: var(--secondary);
    color: white;
    border-radius: 8px;
    font-size: large;
    padding: 0.5em;
    border: 0;
    font-weight: 400;
    margin-top: 8px;
    box-shadow: 0px 2px 10px 0px rgba(0, 0, 0, 0.75);
    margin-bottom: 3em;
    width: 100%;
}

form button:hover {
    background-color: var(--main-bg-secondary);
    transition: ease-in-out 0.5s;
    color: rgb(232, 232, 232);
}

form #category {
    background-color: white;
    padding: 10px;
    margin-bottom: 20px;
    border: 1px solid #ddd;
    border-radius: 4px;
    width: 100%;
}


@media all and (max-width: 1250px) {
    .hideOnMobile {
        display: none;
    }

    .menubtn {
        display: block;
    }


}

@media all and (max-width: 1000px) {
    h1 {
        font-size: 2em;
        font-weight: bold;
    }

    .header a {
        font-size: small;
    }

    nav ul {
        margin-right: 0;
    }

    #principles {
        text-align: left;
    }

}

@media all and (max-width: 890px) {
    .header a {
        font-size: medium;
    }

    .business-card {
        width: 95%;
    }

    .card-content {
        padding: 2em 1.5em;
    }

    .card-logo {
        width: 100px;
    }

    .secone h2 {
        font-size: 1.5em;
    }

    .tagline {
        font-size: 1em;
    }

    .seconeright {
        max-width: 20em;
    }

    .sectwo .left h2 {
        font-size: 1.2em;
    }

    .sectwo .left h3 {
        font-size: 1.4em;
        text-align: justify;
        font-weight: bold;
    }

    .sectwo .left p {
        text-align: left;
    }

    .sectwobutton {
        width: auto;

    }

    #principles .left h2 {
        font-size: 2em;
    }

    .triangle-section {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
        gap: 1.5em;
        margin: 2em;
        padding: 3em 1em;
        margin-bottom: 8em;
    }

    .triangle-item {
        max-width: 100%;
        justify-self: center;
    }

    .triangle-item:nth-child(1) {
        grid-column: auto;
    }

    .triangle-button {
        grid-column: auto;
        justify-self: center;
        width: fit-content;
        padding: 1em 2em;
    }

    .imprcontainer {
        gap: 4em;
    }

    .footer {
        text-align: center;
    }
}

@media all and (max-width: 690px) {
    .logo {
        height: 36px;
    }

    .sidebar {
        width: 100%;
    }

    .business-card {
        width: 95%;
    }

    .card-content {
        padding: 1.5em 1em;
    }

    .card-logo {
        width: 80px;
    }

    .services {
        text-align: left;
    }

    .seconeleft {
        display: flex;
        justify-content: center;
    }

    #about h1 {
        font-size: xx-large;
        text-align: center;
    }

    #principles {
        padding: 0.8em;
    }

    .contactformular {
        width: 67%;
    }

    .contactformular h1 {
        font-size: xx-large;
    }

    .imprcontainer {
        display: block;
    }

    .totop.active {
        bottom: 24px;
        right: 24px;
        opacity: 60%;
    }

    .telbutton.active {
        bottom: 64px;
        right: 24px;
        opacity: 60%;
    }

    .mailbutton.active {
        bottom: 104px;
        right: 24px;
        opacity: 60%;
    }
}

/* Observer animation */

.hidden {
    opacity: 0;
    filter: blur(5px);
    transform: translateX(-20%);
    transition: all ease 0.8s;
}

.show {
    opacity: 1;
    filter: blur(0);
    transform: translateX(0);
}