/* Modern Neon Design - Ledger Wallet Site */
:root {
    --neon-cyan: #00ffff;
    --neon-purple: #b026ff;
    --neon-pink: #ff00ff;
    --neon-green: #00ff41;
    --dark-bg: #0a0a0f;
    --darker-bg: #050508;
    --card-bg: #1a1a2e;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --accent-glow: 0 0 20px rgba(0, 255, 255, 0.5);
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--darker-bg) 0%, var(--dark-bg) 100%);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Header & Navigation */
header {
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 2px solid var(--neon-cyan);
    box-shadow: 0 4px 20px rgba(0, 255, 255, 0.3);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
    flex-wrap: wrap;
}

.logo {
    font-size: 1.8rem;
    font-weight: bold;
    background: linear-gradient(45deg, var(--neon-cyan), var(--neon-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 20px rgba(0, 255, 255, 0.5);
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.nav-links a {
    color: var(--text-primary);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    transition: all 0.3s ease;
    position: relative;
}

.nav-links a:hover {
    color: var(--neon-cyan);
    box-shadow: 0 0 15px rgba(0, 255, 255, 0.5);
}

.nav-links a.active {
    color: var(--neon-cyan);
    border-bottom: 2px solid var(--neon-cyan);
}

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

.lang-switcher a {
    padding: 0.5rem 1rem;
    background: var(--card-bg);
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 5px;
    border: 1px solid var(--neon-cyan);
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.lang-switcher a:hover,
.lang-switcher a.active {
    background: var(--neon-cyan);
    color: var(--dark-bg);
    box-shadow: var(--accent-glow);
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 4rem 2rem;
    background: radial-gradient(circle at center, rgba(0, 255, 255, 0.1) 0%, transparent 70%);
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    background: linear-gradient(45deg, var(--neon-cyan), var(--neon-purple), var(--neon-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px rgba(0, 255, 255, 0.5);
    animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
    from { filter: brightness(1); }
    to { filter: brightness(1.3); }
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto;
}

/* Content Sections */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.content-section {
    background: var(--card-bg);
    border-radius: 15px;
    padding: 2rem;
    margin: 2rem 0;
    border: 1px solid rgba(0, 255, 255, 0.3);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.content-section:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(0, 255, 255, 0.2);
}

.content-section h2 {
    color: var(--neon-cyan);
    margin-bottom: 1rem;
    font-size: 2rem;
    border-left: 4px solid var(--neon-purple);
    padding-left: 1rem;
}

.content-section h3 {
    color: var(--neon-purple);
    margin: 1.5rem 0 1rem 0;
    font-size: 1.5rem;
}

.content-section p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

.content-section ul,
.content-section ol {
    margin: 1rem 0 1rem 2rem;
    color: var(--text-secondary);
}

.content-section li {
    margin-bottom: 0.5rem;
}

/* Images */
.content-image {
    width: 100%;
    max-width: 600px;
    height: auto;
    border-radius: 10px;
    margin: 1.5rem auto;
    display: block;
    border: 2px solid var(--neon-cyan);
    box-shadow: 0 0 20px rgba(0, 255, 255, 0.3);
    transition: transform 0.3s ease;
}

.content-image:hover {
    transform: scale(1.02);
    box-shadow: 0 0 30px rgba(0, 255, 255, 0.5);
}

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

.content-table th {
    background: linear-gradient(45deg, var(--neon-cyan), var(--neon-purple));
    color: var(--dark-bg);
    padding: 1rem;
    text-align: left;
    font-weight: bold;
}

.content-table td {
    padding: 1rem;
    border-bottom: 1px solid rgba(0, 255, 255, 0.2);
    color: var(--text-secondary);
}

.content-table tr:hover {
    background: rgba(0, 255, 255, 0.1);
}

.content-table tr:last-child td {
    border-bottom: none;
}

/* FAQ Section */
.faq-section {
    background: var(--card-bg);
    border-radius: 15px;
    padding: 2rem;
    margin: 2rem 0;
    border: 1px solid rgba(0, 255, 255, 0.3);
}

.faq-item {
    margin-bottom: 1rem;
    border: 1px solid rgba(0, 255, 255, 0.2);
    border-radius: 8px;
    overflow: hidden;
}

.faq-question {
    background: rgba(0, 255, 255, 0.1);
    padding: 1rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
    font-weight: bold;
    color: var(--neon-cyan);
}

.faq-question:hover {
    background: rgba(0, 255, 255, 0.2);
}

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

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    padding: 0 1rem;
    color: var(--text-secondary);
}

.faq-answer.active {
    max-height: 500px;
    padding: 1rem;
}

/* Internal Links */
.internal-link {
    color: var(--neon-cyan);
    text-decoration: none;
    border-bottom: 1px dotted var(--neon-cyan);
    transition: all 0.3s ease;
}

.internal-link:hover {
    color: var(--neon-purple);
    border-bottom-color: var(--neon-purple);
    text-shadow: 0 0 10px rgba(0, 255, 255, 0.5);
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .nav-links {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    nav {
        flex-direction: column;
        gap: 1rem;
    }
    
    .content-section {
        padding: 1.5rem;
    }
    
    .content-section h2 {
        font-size: 1.5rem;
    }
    
    .content-section h3 {
        font-size: 1.2rem;
    }
    
    .lang-switcher {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 2rem 1rem;
    }
    
    .hero h1 {
        font-size: 1.5rem;
    }
    
    .container {
        padding: 1rem;
    }
    
    .content-section {
        padding: 1rem;
    }
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Selection */
::selection {
    background: var(--neon-cyan);
    color: var(--dark-bg);
}