@font-face {
    font-family: Proxima Nova Regular Italic;
    src: url(fonts/proxima_nova_regular_italic.ttf);
}

:root {
    --primary-blue: #05C3DE;
    --dark-blue: #05707e;
    --light-blue: #E6F7FA;
    --deep-blue: #036B7A;
    --standard-color: #4A6FA5;
    --extended-color: #6B5B95;
    --dark-bg: #1A1A2E;
    --card-bg: #ffffff;
    --text-dark: #2D3748;
    --text-light: #718096;
    --shadow: 0 10px 30px rgba(5, 195, 222, 0.1);
    --shadow-hover: 0 15px 40px rgba(5, 195, 222, 0.2);
}

body {
    background: linear-gradient(135deg, #f5f7fa 0%, #e4edf5 100%);
    margin: 0;
    padding: 0;
    font-family: Proxima Nova Regular Italic, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-dark);
    min-height: 100vh;
}

.modern-header {
    background: linear-gradient(135deg, var(--deep-blue) 0%, var(--primary-blue) 100%);
    color: white;
    padding: 3rem 2rem;
    position: relative;
    overflow: hidden;
    margin-bottom: 3rem;
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.modern-header h1 {
    font-size: 3.5rem;
    margin: 0;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-top: 0.5rem;
    font-weight: 300;
}

.header-decoration {
    position: absolute;
    top: 0;
    right: 0;
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transform: translate(30%, -30%);
}

.main-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem 4rem;
}

.version-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 4rem;
}

@media (max-width: 768px) {
    .version-section {
        grid-template-columns: 1fr;
    }
}

.version-card {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.version-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.version-card.standard {
    border-top: 4px solid var(--standard-color);
}

.version-card.extended {
    border-top: 4px solid var(--extended-color);
}

.version-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--primary-blue);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.version-card h2 {
    margin: 0 0 0.5rem 0;
    font-size: 1.8rem;
    color: var(--text-dark);
}

.version-description {
    color: var(--text-light);
    margin-bottom: 2rem;
    font-size: 0.95rem;
    line-height: 1.5;
}

.download-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.download-item {
    text-align: center;
    padding: 1.5rem;
    background: var(--light-blue);
    border-radius: 15px;
    transition: all 0.3s ease;
}

.download-item:hover {
    background: rgba(5, 195, 222, 0.15);
}

.os-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.download-item h4 {
    margin: 0 0 1rem 0;
    font-size: 1.1rem;
    color: var(--text-dark);
}

.version-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    margin-bottom: 1rem;
}

.version-number {
    font-weight: 600;
    color: var(--deep-blue);
    font-size: 0.9rem;
}

.version-date {
    font-size: 0.85rem;
    color: var(--text-light);
}

.modern-download-button {
    width: 100%;
    padding: 0.8rem 1.5rem;
    background: linear-gradient(135deg, var(--deep-blue) 0%, var(--primary-blue) 100%);
    color: white;
    border: none;
    border-radius: 10px;
    font-family: inherit;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.modern-download-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(5, 195, 222, 0.3);
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--deep-blue) 100%);
}

.modern-download-button.linux {
    background: linear-gradient(135deg, #333 0%, #666 100%);
}

.modern-download-button.linux:hover {
    background: linear-gradient(135deg, #666 0%, #333 100%);
}

.button-icon {
    font-size: 1.1rem;
}

.section-title {
    text-align: center;
    font-size: 2.2rem;
    margin-bottom: 3rem;
    color: var(--text-dark);
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--primary-blue);
    border-radius: 2px;
}

.docs-section {
    margin-bottom: 4rem;
}

.docs-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

@media (max-width: 768px) {
    .docs-grid {
        grid-template-columns: 1fr;
    }
}

.docs-column {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.doc-card {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 15px;
    text-decoration: none;
    color: var(--text-dark);
    transition: all 0.3s ease;
    border-left: 4px solid var(--primary-blue);
    box-shadow: var(--shadow);
}

.doc-card:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-hover);
    color: var(--deep-blue);
}

.doc-icon {
    font-size: 1.8rem;
    margin-bottom: 0.8rem;
}

.doc-card h4 {
    margin: 0 0 0.5rem 0;
    font-size: 1.1rem;
}

.doc-card p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.4;
}

.legacy-section {
    background: var(--dark-bg);
    color: white;
    padding: 2.5rem;
    border-radius: 20px;
    margin-top: 3rem;
}

.legacy-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.legacy-header h2 {
    margin: 0 0 0.5rem 0;
    font-size: 1.8rem;
    color: white;
}

.legacy-subtitle {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1rem;
}

.legacy-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

@media (max-width: 768px) {
    .legacy-grid {
        grid-template-columns: 1fr;
    }
}

.legacy-column {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.legacy-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 1.2rem;
    border-radius: 10px;
    text-decoration: none;
    color: white;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.legacy-card:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--primary-blue);
    transform: translateY(-2px);
}

.legacy-card h4 {
    margin: 0 0 0.5rem 0;
    font-size: 1rem;
    color: white;
}

.legacy-card p {
    margin: 0 0 0.5rem 0;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
}

.legacy-download {
    display: inline-block;
    font-size: 0.85rem;
    color: var(--primary-blue);
    font-weight: 600;
    transition: color 0.3s ease;
}

.legacy-card:hover .legacy-download {
    color: white;
}