:root {
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --text-primary: #c9d1d9;
    --text-secondary: #8b949e;
    --accent: #58a6ff;
    --accent-hover: #1f6feb;
    --border: #30363d;
    --code-bg: #1f2428;
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-family);
    line-height: 1.6;
    overflow-x: hidden;
}

header {
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    padding: 1rem 2rem;
    position: sticky;
    top: 0;
    z-index: 100;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 2rem;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-group {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.nav-logo {
    height: 32px;
    width: auto;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
    text-decoration: none;
}

.hero {
    padding: 4rem 0;
    text-align: center;
    border-bottom: 1px solid var(--border);
}

.hero-logo {
    height: 120px;
    width: auto;
    margin-bottom: 1.5rem;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: #f0f6fc;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto 2rem;
}

.badges {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.main-content {
    display: flex;
    gap: 4rem;
    padding: 4rem 0;
}

aside {
    flex: 0 0 250px;
    position: sticky;
    top: 6rem;
    height: fit-content;
}

aside ul {
    list-style: none;
}

aside li {
    margin-bottom: 0.75rem;
}

aside a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.2s;
}

aside a:hover, aside a.active {
    color: var(--accent);
}

article {
    flex: 1;
}

section {
    margin-bottom: 4rem;
    scroll-margin-top: 6rem;
}

h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: #f0f6fc;
    border-bottom: 1px solid var(--border);
    padding-bottom: 0.5rem;
}

h3 {
    font-size: 1.5rem;
    margin: 2rem 0 1rem;
    color: #f0f6fc;
}

p {
    margin-bottom: 1rem;
}

ul {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
}

li {
    margin-bottom: 0.5rem;
}

code {
    background-color: var(--code-bg);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
    font-size: 0.9rem;
}

.slideshow-container {
    position: relative;
    max-width: 100%;
    margin: 2rem auto;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    background-color: var(--bg-secondary);
}

.slide {
    display: none;
    position: relative;
}

.slide img {
    width: 100%;
    height: auto;
    display: block;
}

.slide-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(13, 17, 23, 0.95));
    color: var(--text-primary);
    padding: 3rem 1.5rem 1.5rem;
    font-size: 1.1rem;
    font-weight: 500;
    text-align: center;
}

.prev, .next {
    cursor: pointer;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    background-color: rgba(22, 27, 34, 0.6);
    border-radius: 50%;
    font-size: 18px;
    font-weight: bold;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    user-select: none;
    opacity: 0;
    z-index: 5;
}

.prev {
    left: 0.5rem;
}

.next {
    right: 0.5rem;
}

.slideshow-container:hover .prev {
    opacity: 1;
    left: 1.5rem;
}

.slideshow-container:hover .next {
    opacity: 1;
    right: 1.5rem;
}

.prev:hover, .next:hover {
    background-color: var(--accent);
    color: #ffffff;
    transform: translateY(-50%) scale(1.1);
}

.slides-dots {
    position: absolute;
    bottom: 1.5rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.5rem;
    z-index: 10;
}

.dot {
    cursor: pointer;
    height: 8px;
    width: 8px;
    background-color: rgba(201, 209, 217, 0.4);
    border-radius: 50%;
    display: inline-block;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.dot:hover, .dot.active {
    background-color: var(--accent);
    width: 24px;
    border-radius: 4px;
}

.fade {
    animation-name: fade;
    animation-duration: 0.5s;
}

@keyframes fade {
    from { opacity: 0.4; }
    to { opacity: 1; }
}

@media (max-width: 768px) {
    .prev {
        opacity: 1;
        left: 1rem;
    }
    
    .next {
        opacity: 1;
        right: 1rem;
    }
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.feature-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    padding: 1.5rem;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
}

.feature-card h4 {
    margin-bottom: 0.75rem;
    color: var(--accent);
}

.feature-card p {
    font-size: 0.9rem;
    margin-bottom: 0;
}

.faq-item {
    margin-bottom: 2rem;
}

.faq-item h4 {
    color: #f0f6fc;
    margin-bottom: 0.5rem;
}

.faq-item p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.download-button {
    display: inline-block;
    background-color: var(--accent);
    color: #ffffff;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    margin-top: 1rem;
    transition: background-color 0.2s;
}

.download-button:hover {
    background-color: var(--accent-hover);
}

footer {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: 3rem 0;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

blockquote {
    border-left: 4px solid var(--accent);
    padding-left: 1rem;
    margin: 1rem 0;
    color: var(--text-secondary);
    font-style: italic;
}

.warning-box {
    border-left: 4px solid #d29922;
    background-color: rgba(187, 128, 9, 0.1);
    padding: 1rem;
    margin: 1.5rem 0;
    color: var(--text-primary);
    border-radius: 0 6px 6px 0;
}

.warning-box strong {
    color: #d29922;
    display: block;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.05rem;
}

.note-box {
    border-left: 4px solid var(--accent);
    background-color: rgba(88, 166, 255, 0.1);
    padding: 1rem;
    margin: 1.5rem 0;
    color: var(--text-primary);
    border-radius: 0 6px 6px 0;
}

.note-box strong {
    color: var(--accent);
    display: block;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.05rem;
}

@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }

    article {
        padding: 0 0.5rem;
    }

    section {
        margin-bottom: 3rem;
        padding: 0 0.5rem;
    }

    .hero {
        padding: 2.5rem 1rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

    .hero-logo {
        height: 80px;
    }

    .badges {
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    .main-content {
        flex-direction: column;
        padding: 2rem 0;
        gap: 2rem;
    }

    aside {
        display: none;
    }

    .feature-grid {
        grid-template-columns: 1fr;
    }

    section {
        margin-bottom: 3rem;
    }

    h2 {
        font-size: 1.75rem;
    }

    .logo {
        font-size: 1.25rem;
    }

    .nav-logo {
        height: 24px;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.75rem;
    }

    .nav-container {
        flex-direction: column;
        gap: 0.5rem;
    }
}