/* Modern Neon Purple-Pink Design */
:root {
    --neon-purple: #a855f7;
    --neon-pink: #ec4899;
    --dark-bg: #0a0a0f;
    --darker-bg: #050508;
    --card-bg: #1a1a2e;
    --text-primary: #ffffff;
    --text-secondary: #e0e0e0;
    --accent-glow: rgba(168, 85, 247, 0.3);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, var(--darker-bg) 0%, var(--dark-bg) 100%);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 16px;
    min-height: 100vh;
}

/* Header */
header {
    background: rgba(26, 26, 46, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 2px solid var(--neon-purple);
    padding: 1rem 2rem;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 20px var(--accent-glow);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    flex-wrap: wrap;
    gap: 1rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    background: linear-gradient(135deg, var(--neon-purple), var(--neon-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
    list-style: none;
    flex-wrap: wrap;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 8px;
}

.nav-links a:hover {
    color: var(--neon-pink);
    background: rgba(236, 72, 153, 0.1);
    box-shadow: 0 0 15px rgba(236, 72, 153, 0.3);
}

.lang-switcher {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.lang-switcher a {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border: 1px solid var(--neon-purple);
    border-radius: 8px;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.lang-switcher a:hover,
.lang-switcher a.active {
    background: var(--neon-purple);
    color: var(--text-primary);
    box-shadow: 0 0 20px var(--accent-glow);
}

/* Main Content */
main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 4rem 2rem;
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.1), rgba(236, 72, 153, 0.1));
    border-radius: 20px;
    margin-bottom: 3rem;
    border: 2px solid var(--neon-purple);
    box-shadow: 0 0 40px var(--accent-glow);
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--neon-purple), var(--neon-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px var(--accent-glow);
}

/* Content Sections */
.content-section {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 15px;
    margin-bottom: 2rem;
    border: 1px solid rgba(168, 85, 247, 0.3);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
}

.content-section:hover {
    border-color: var(--neon-purple);
    box-shadow: 0 0 25px var(--accent-glow);
}

h2 {
    color: var(--neon-purple);
    font-size: 2rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--neon-pink);
}

h3 {
    color: var(--neon-pink);
    font-size: 1.5rem;
    margin: 1.5rem 0 1rem;
}

p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Images */
img {
    max-width: 100%;
    max-height: 600px;
    width: auto;
    height: auto;
    border-radius: 10px;
    margin: 1.5rem 0;
    border: 2px solid var(--neon-purple);
    box-shadow: 0 0 20px var(--accent-glow);
    display: block;
    object-fit: contain;
}

.content-section img {
    max-width: 90%;
    max-height: 500px;
    margin: 1.5rem auto;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
    background: var(--darker-bg);
    border-radius: 10px;
    overflow: hidden;
}

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid rgba(168, 85, 247, 0.3);
}

th {
    background: linear-gradient(135deg, var(--neon-purple), var(--neon-pink));
    color: var(--text-primary);
    font-weight: bold;
}

tr:hover {
    background: rgba(168, 85, 247, 0.1);
}

/* Lists */
ul, ol {
    margin-left: 2rem;
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

li {
    margin-bottom: 0.5rem;
    line-height: 1.8;
}

/* Links */
a {
    color: var(--neon-purple);
    text-decoration: none;
    transition: all 0.3s ease;
    border-bottom: 1px solid transparent;
}

a:hover {
    color: var(--neon-pink);
    border-bottom-color: var(--neon-pink);
    text-shadow: 0 0 10px var(--neon-pink);
}

/* FAQ Section */
.faq-section {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 15px;
    margin-top: 3rem;
    border: 2px solid var(--neon-purple);
}

.faq-item {
    margin-bottom: 1.5rem;
    border: 1px solid rgba(168, 85, 247, 0.3);
    border-radius: 10px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item:hover {
    border-color: var(--neon-purple);
    box-shadow: 0 0 15px var(--accent-glow);
}

.faq-question {
    background: rgba(168, 85, 247, 0.1);
    padding: 1.5rem;
    cursor: pointer;
    font-weight: bold;
    color: var(--neon-purple);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
}

.faq-question:hover {
    background: rgba(168, 85, 247, 0.2);
    color: var(--neon-pink);
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question::after {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    padding: 0 1.5rem;
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding: 1.5rem;
}

.faq-answer p {
    color: var(--text-secondary);
    margin: 0;
}

/* Feature Cards */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.feature-card {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 10px;
    border: 1px solid rgba(168, 85, 247, 0.3);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--neon-purple);
    box-shadow: 0 0 25px var(--accent-glow);
}

/* Footer */
footer {
    background: var(--darker-bg);
    padding: 2rem;
    text-align: center;
    margin-top: 4rem;
    border-top: 2px solid var(--neon-purple);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 1.8rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    h3 {
        font-size: 1.2rem;
    }
    
    nav {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .nav-links {
        flex-direction: column;
        width: 100%;
    }
    
    main {
        padding: 1rem;
    }
    
    .content-section {
        padding: 1.5rem;
    }
    
    table {
        font-size: 0.9rem;
    }
    
    th, td {
        padding: 0.5rem;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 2rem 1rem;
    }
    
    .hero h1 {
        font-size: 1.5rem;
    }
    
    img {
        margin: 1rem 0;
    }
}

/* Animations */
@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 20px var(--accent-glow);
    }
    50% {
        box-shadow: 0 0 30px var(--neon-purple), 0 0 40px var(--neon-pink);
    }
}

.hero {
    animation: glow 3s ease-in-out infinite;
}