:root {
    --plaqtiv-dark: #121d2b;
    --plaqtiv-blue: rgb(14, 63, 109);
    --plaqtiv-orange: #f37a22;    
    --plaqtiv-light: #e6f4fa;
}

body {
    font-family: 'Segoe UI', Roboto, sans-serif;
    background-color: var(--plaqtiv-light);
    color: var(--plaqtiv-blue);
    line-height: 1.6;
}

header {
    background: linear-gradient(180deg, var(--plaqtiv-dark) 0%, #1e2f45 100%);
    border-bottom: 3px solid var(--plaqtiv-blue);
    overflow: hidden;
}

main {
    background-color: var(--plaqtiv-light);
}

h1 {
    color: var(--plaqtiv-orange);
}

.headerlogo {
    max-height: 14rem;
}

.zahnfeetext {
    max-height: 100px;
    margin-top: -10px;
}

.zahnfeeimg {
    width: 80vw;
    max-width: 450px;
    height: auto;
    display: block;
    margin: 2rem auto 0;
}


.headerlogo {
    max-width: 150px;
    height: auto;
}

.card {
    background-color: #ffffff;
    color: var(--plaqtiv-blue);
    border: none;
    border-radius: 20px;
    overflow: hidden;
}

.section-title {
    color: var(--plaqtiv-blue);
}

.btn-primary {
    background-color: #f39200;
    border: none;
    border-radius: 50px;
    padding: 15px 30px;
    font-weight: bold;
    font-size: 1.2rem;
    box-shadow: 0 4px 15px rgba(243, 146, 0, 0.4);
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background-color: var(--plaqtiv-orange);
    transform: scale(1.02);
}

.prizebox {
    border-bottom: 2px solid #2da3dc;
}

.step-number {
    background-color: var(--plaqtiv-blue);
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    margin-bottom: 15px;
}

footer {
    color: #8899aa;
}

.lightbox-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.8);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 2000;
}

.lightbox-content {
    background: white;
    color: #333;
    border-radius: 1.5rem;
    padding: 2.5rem;
    max-width: 850px;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}


.lightbox-close {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    font-size: 2.5rem;
    color: #999;
    background: none;
    border: none;
    cursor: pointer;
    line-height: 1;
}

.lightbox-close:hover {
    color: #f39200;
}


.lightbox-content h2, .lightbox-content h3 {
    color: #000000;
    margin-top: 1.5rem;
}

.lightbox-content p, .lightbox-content li {
    font-size: 0.95rem;
    line-height: 1.5;
}

.alpha-list {
    list-style: none;
    counter-reset: alphaCounter;
    padding-left: 0;
}

.alpha-list li {
    counter-increment: alphaCounter;
    display: flex;
    margin-bottom: 0.5rem;
}

.alpha-list li::before {
    content: counter(alphaCounter, lower-alpha) ") ";
    font-weight: bold;
    margin-right: 10px;
    min-width: 20px;
}

.loading-overlay {
    display: none;
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(255,255,255,0.8);
    z-index: 10;
    justify-content: center;
    align-items: center;
    border-radius: 20px;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--plaqtiv-light);
    border-top: 4px solid var(--plaqtiv-orange);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.videodreh {
    margin-top: -2.5rem;
}

.feeForm {
    position: relative;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}


@media (max-width: 1400px) {
    .videodreh {
        margin-top: -1rem;
    }
}

@media (min-width: 992px) {
    .zahnfeeimg {
        width: 30vw;
        max-width: 500px;
    }
}

@media (max-width: 991px) {
    header .container > div {
        flex-direction: column !important;
        align-items: center !important;
        text-align: center;
    }
    
    .headerlogo {
        margin-bottom: 1.5rem;
    }
    
    header .d-flex.flex-column.align-items-start {
        align-items: center !important;
    }
}

@media (max-width: 580px) {
    .zahnfeetext {
        max-width: 70vw;
        height: auto;
    }
    
    h1 {
        font-size: 1.5rem;
    }
}

@media (max-width: 534px) {
    header .d-flex.align-items-center.mb-3 {
        flex-direction: column;
        align-items: flex-start;
        text-align: left;
    }
    
    .headerlogo {
        max-height: 80px;
        margin-bottom: 1rem;
        margin-left: 0;
    }

    
    header .d-flex.flex-column.align-items-start,
    header .mt-2 {
        align-items: flex-start;
        text-align: left;
    }
}