:root {
    --primary-color: #64C8C8;
    --highlight-color: #64C8C8;
    --secondary-color: #808080;
    --accent-color: #64C8C8;
    --background-color: #121212;
    --card-bg-color: #1E1E1E;
    --text-color: #E0E0E0;
    --border-color: #333333;
    --table-header: #3D7B7B;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    line-height: 1.6;
    background-color: var(--background-color);
    color: var(--text-color);
    max-width: 100%;
    margin: 0 auto;
    padding: 0;
    overflow-x: hidden;
}

.container {
    padding: 0 12px;
    max-width: 1000px;
    margin: 0 auto;
    width: 95%;
}

header {
    background-color: #000000;
    color: white;
    padding: 20px 0 15px;
    text-align: center;
    margin-bottom: 15px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

h1, h2 {
    color: #FFFFFF;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 8px;
    margin-bottom: 15px;
    font-weight: 500;
}

header h1 {
    color: white;
    border-bottom: none;
    font-size: 1.8rem;
    margin-bottom: 5px;
    font-weight: 500;
    line-height: 1.3;
    text-align: center;
    text-shadow: 0 0 10px rgba(100, 200, 200, 0.3);
}

header p {
    margin: 0;
    font-size: 1.1em;
    opacity: 0.9;
}

.contact-info {
    text-align: center;
    margin-top: 10px;
    font-size: 1em;
    opacity: 0.9;
    position: relative;
    padding: 5px 0;
}

.contact-info:before {
    content: none;
}

header a {
    color: #ffffff !important;
    text-decoration: none !important;
    font-weight: 500;
}

header a:hover {
    opacity: 0.85;
}

h3 {
    color: #FFFFFF;
    font-weight: 500;
}

a {
    color: #4A90E2;
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: #5DA3F6;
    text-decoration: underline;
    text-shadow: none;
}

.card {
    background-color: var(--card-bg-color);
    border-radius: 0;
    padding: 16px;
    margin-bottom: 18px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.5);
    border: 1px solid var(--border-color);
    transition: box-shadow 0.3s ease;
}

.card:hover {
    box-shadow: 0 4px 12px rgba(100, 200, 200, 0.2);
}

.video-container {
    text-align: center;
    margin: 15px 0;
}

.video-wrapper {
    background-color: #0A0A0A;
    padding: 8px;
    border-radius: 0;
    display: inline-block;
    box-shadow: 0 4px 12px rgba(0,0,0,0.5);
    border: 1px solid var(--border-color);
}

.video-container img {
    max-width: 100%;
    height: auto;
}

.table-container {
    width: 100%;
    box-sizing: border-box;
    overflow-x: auto;
    margin: 12px 0 20px;
    padding: 0;
    border: none;
    background-color: transparent;
    box-shadow: none;
}

.table-container table {
    width: 100%;
    border-collapse: collapse;
    margin: 0;
    table-layout: auto;
    border: none;
}

.table-container th:last-child,
.table-container td:last-child {
    border-right: none;
}

th, td {
    border: none;
    border-bottom: 1px solid var(--border-color);
    border-right: 1px solid var(--border-color);
    padding: 8px 12px;
    text-align: left;
    color: var(--text-color);
    vertical-align: top;
}

th {
    background-color: rgba(30, 30, 30, 0.7);
    text-align: center;
    color: var(--text-color);
    border-bottom: 1px solid rgba(100, 200, 200, 0.5);
    font-size: 1em;
    font-weight: normal;
    letter-spacing: normal;
}

.right-align-table td:nth-child(2) {
    text-align: right;
}

.section-title {
    background-color: rgba(100, 200, 200, 0.08);
    padding: 10px 14px;
    margin-top: 25px;
    font-weight: 500;
    color: var(--text-color);
    border-left: 3px solid var(--primary-color);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
    gap: 15px;
    margin: 15px 0;
}

.feature-item {
    background-color: var(--card-bg-color);
    border-radius: 0;
    padding: 15px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.3);
    border: 1px solid var(--border-color);
    border-top: 2px solid var(--primary-color);
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 168, 255, 0.2);
    border-color: var(--primary-color);
}

.feature-item h3 {
    margin-top: 0;
    color: var(--primary-color);
    text-shadow: none;
}

.language-buttons {
    display: flex;
    justify-content: center;
    margin: 0;
    background-color: transparent;
    padding: 8px 0;
    border-bottom: none;
}

.language-buttons button {
    padding: 8px 20px;
    font-size: 14px;
    margin: 0 8px;
    border: 1px solid var(--border-color);
    background-color: rgba(30, 30, 30, 0.7);
    color: var(--text-color);
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: none;
    border-radius: 0;
    position: relative;
    overflow: hidden;
}

.language-buttons button:hover,
.language-buttons button.active {
    background-color: rgba(0, 168, 255, 0.2);
    color: #FFFFFF;
    border-color: var(--primary-color);
    box-shadow: 0 0 10px rgba(0, 168, 255, 0.2);
}

.language-buttons button:active {
    transform: scale(0.98);
}

.language-buttons button:focus {
    outline: none;
    box-shadow: 0 0 0 2px rgba(0, 168, 255, 0.3);
}

.highlight {
    color: var(--primary-color);
    font-weight: 500;
    text-shadow: none;
}

.tech-spec {
    display: flex;
    align-items: center;
    margin-bottom: 8px;
}

.tech-spec-label {
    min-width: 180px;
    font-weight: 500;
    color: var(--secondary-color);
}

.tech-spec-value {
    flex: 1;
}

.developer-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    background-color: var(--card-bg-color);
    border-radius: 0;
    padding: 15px;
    margin: 15px 0;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
    border: 1px solid var(--border-color);
}

.developer-card h3 {
    margin: 0 0 8px 0;
}

.developer-card p {
    margin: 0;
}

footer {
    background-color: #000000;
    color: white;
    text-align: center;
    padding: 25px 0;
    margin-top: 40px;
}

.footer-content-wrapper {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    flex-wrap: wrap;
    gap: 40px;
}

.footer-left {
    flex: 0 0 auto;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.footer-right {
    flex: 0 0 auto;
}

.qr-codes {
    display: flex;
    gap: 25px;
    align-items: flex-start;
    justify-content: center;
    margin-top: 20px;
}

.qr-item {
    text-align: center;
}

.qr-code {
    width: 120px;
    height: 120px;
    display: block;
    transition: opacity 0.3s ease;
}

.qr-item a {
    display: block;
    text-decoration: none;
}

.qr-item a:hover .qr-code {
    opacity: 0.8;
}

.footer-right a {
    transition: color 0.3s ease, text-decoration 0.3s ease;
}

.footer-right a:hover {
    color: #7DD3D3 !important;
    text-decoration: underline !important;
}

footer .company-name {
    font-size: 1.3em;
    letter-spacing: 0.5px;
    margin-bottom: 10px;
    font-weight: 500;
}

footer .company-website {
    margin: 10px 0;
    font-size: 1.1em;
}

footer .company-website a {
    color: #64C8C8;
    text-decoration: none;
    transition: color 0.3s ease;
}

footer .company-website a:hover {
    color: #7DD3D3;
    text-decoration: underline;
}

.hidden {
    display: none;
}

@media (min-width: 1200px) {
    .container {
        width: 85%;
        max-width: 1000px;
    }
    
    body {
        font-size: 15px;
    }
    
    .tech-spec-label {
        min-width: 160px;
    }
    
    .compared-tech {
        min-width: 180px;
    }
}

@media (max-width: 768px) {
    .footer-content-wrapper {
        flex-direction: row;
        justify-content: center;
        align-items: center;
        gap: 20px;
    }
    
    .footer-left {
        min-width: auto;
        flex: 0 0 auto;
    }
    
    .footer-right {
        flex: 0 0 auto;
    }
    
    .qr-codes {
        flex-direction: row;
        gap: 10px;
    }
    
    .qr-code {
        width: 80px;
        height: 80px;
    }
    
    .qr-codes {
        margin-top: 0;
    }
    
    .container {
        padding: 0 8px;
        width: 98%;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .feature-item {
        padding: 12px;
        margin-bottom: 5px;
    }
    
    .feature-item h3 {
        font-size: 1.1rem;
        margin-bottom: 10px;
    }
    
    h2 {
        font-size: 1.4rem;
    }
    
    h3 {
        font-size: 1.1rem;
    }
    
    .section-title {
        padding: 8px 12px;
        margin-top: 20px;
    }
    
    .stability-comparison li {
        margin-bottom: 8px;
    }
    
    .compared-tech {
        min-width: 160px;
    }
    
    .tech-spec {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .tech-spec-label {
        margin-bottom: 4px;
    }
    
    header h1 {
        font-size: 1.6rem;
    }
    
    .card {
        padding: 15px;
    }
    
    .table-container {
        padding: 10px;
    }
    
    th, td {
        padding: 8px 10px;
    }
}

.company-logo {
    margin: 8px auto;
    text-align: center;
}

.company-logo svg {
    width: 180px;
    height: auto;
    margin: 0 auto;
    filter: drop-shadow(0 0 5px rgba(100, 200, 200, 0.3));
}


tr:nth-child(even) {
    background-color: rgba(30, 30, 30, 0.5);
}

tr:hover {
    background-color: rgba(100, 200, 200, 0.08);
}

.table-container > p:first-of-type {
    margin-top: 10px;
    margin-bottom: 10px;
    font-size: 0.95em;
    text-align: left;
}

.table-container > p:last-of-type {
    margin-top: 10px;
    font-size: 0.9em;
    opacity: 0.8;
    text-align: right;
}

.table-container p strong {
    color: var(--secondary-color);
}

tr.total-row td {
    border-top: 1px solid rgba(100, 200, 200, 0.3);
    background-color: rgba(30, 30, 30, 0.7);
}

.stability-comparison {
    list-style-type: none;
    padding-left: 0;
    margin-top: 15px;
}

.stability-comparison li {
    margin-bottom: 12px;
    line-height: 1.5;
}

.top-bar {
    background-color: transparent;
    border-bottom: none;
    width: 100%;
    z-index: 100;
    box-shadow: none;
    margin-bottom: 20px;
}

@media (min-width: 768px) {
    .video-wrapper {
        max-width: 320px;
    }
    
    .video-wrapper iframe {
        width: 320px;
        height: 570px;
    }
}

.price-spotlight {
    font-size: 1.3em;
    font-weight: 600;
    color: #FFDD33;
    background-color: transparent;
    padding: 0 2px;
    border-radius: 0;
    margin: 0 2px;
    display: inline;
    letter-spacing: 0.3px;
    border-left: none;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}