/* Modern Neon Design - Red, Purple, Scarlet Theme */
:root {
    --neon-red: #ff006e;
    --neon-purple: #8338ec;
    --neon-scarlet: #ff1744;
    --dark-bg: #0a0a0f;
    --darker-bg: #050508;
    --card-bg: #1a1a2e;
    --text-primary: #ffffff;
    --text-secondary: #b8b8d4;
    --accent-glow: rgba(255, 0, 110, 0.3);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Header & Navigation */
header {
    background: linear-gradient(135deg, var(--darker-bg) 0%, var(--card-bg) 100%);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(131, 56, 236, 0.3);
    border-bottom: 2px solid var(--neon-purple);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    background: linear-gradient(45deg, var(--neon-red), var(--neon-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 20px var(--accent-glow);
}

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

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

.nav-links a:hover {
    color: var(--neon-red);
    text-shadow: 0 0 10px var(--neon-red);
    background: rgba(255, 0, 110, 0.1);
}

.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-purple);
    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 15px var(--neon-purple);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--darker-bg) 0%, var(--card-bg) 50%, var(--darker-bg) 100%);
    padding: 4rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.1); }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: 1.5rem;
    background: linear-gradient(45deg, var(--neon-red), var(--neon-purple), var(--neon-scarlet));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px var(--accent-glow);
    animation: glow 3s ease-in-out infinite;
}

@keyframes glow {
    0%, 100% { filter: brightness(1); }
    50% { filter: brightness(1.3); }
}

/* Main Content */
main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 3rem 2rem;
}

section {
    margin-bottom: 4rem;
    background: var(--card-bg);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 8px 32px rgba(131, 56, 236, 0.2);
    border: 1px solid rgba(131, 56, 236, 0.3);
    transition: all 0.3s ease;
}

section:hover {
    box-shadow: 0 12px 48px rgba(255, 0, 110, 0.3);
    border-color: var(--neon-red);
    transform: translateY(-5px);
}

h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin-bottom: 1.5rem;
    color: var(--neon-purple);
    text-shadow: 0 0 15px var(--neon-purple);
    border-left: 4px solid var(--neon-red);
    padding-left: 1rem;
}

h3 {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    margin: 2rem 0 1rem;
    color: var(--neon-scarlet);
    text-shadow: 0 0 10px rgba(255, 23, 68, 0.5);
}

p {
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.8;
}

/* Images */
img {
    max-width: 100%;
    max-height: 600px;
    width: auto;
    height: auto;
    border-radius: 10px;
    margin: 2rem auto;
    display: block;
    box-shadow: 0 8px 24px rgba(131, 56, 236, 0.4);
    transition: transform 0.3s ease;
}

img:hover {
    transform: scale(1.02);
}

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

th {
    background: linear-gradient(135deg, var(--neon-purple), var(--neon-red));
    color: var(--text-primary);
    padding: 1rem;
    text-align: left;
    font-weight: 600;
}

td {
    padding: 1rem;
    border-bottom: 1px solid rgba(131, 56, 236, 0.2);
    color: var(--text-secondary);
}

tr:hover {
    background: rgba(255, 0, 110, 0.1);
}

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

a:hover {
    color: var(--neon-red);
    text-shadow: 0 0 8px var(--neon-red);
    border-bottom-color: var(--neon-red);
}

/* FAQ Accordion */
.faq-container {
    margin-top: 2rem;
}

.faq-item {
    background: var(--darker-bg);
    border: 1px solid rgba(131, 56, 236, 0.3);
    border-radius: 10px;
    margin-bottom: 1rem;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item:hover {
    border-color: var(--neon-red);
    box-shadow: 0 4px 15px rgba(255, 0, 110, 0.2);
}

.faq-question {
    padding: 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: var(--text-primary);
    user-select: none;
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--neon-purple);
    transition: transform 0.3s ease;
}

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

.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: 0 1.5rem 1.5rem;
}

.faq-answer p {
    color: var(--text-secondary);
    margin: 0;
    padding-top: 1rem;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    nav {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-links {
        flex-direction: column;
        width: 100%;
        gap: 0.5rem;
    }
    
    .lang-switcher {
        width: 100%;
        justify-content: center;
    }
    
    main {
        padding: 2rem 1rem;
    }
    
    section {
        padding: 1.5rem;
    }
    
    table {
        font-size: 0.9rem;
    }
    
    th, td {
        padding: 0.75rem 0.5rem;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.75rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    h3 {
        font-size: 1.25rem;
    }
    
    p {
        font-size: 1rem;
    }
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mt-2 {
    margin-top: 2rem;
}

.mb-2 {
    margin-bottom: 2rem;
}

.highlight {
    color: var(--neon-red);
    text-shadow: 0 0 10px var(--neon-red);
}