/* --- Custom Cyber Theme Styles --- */
:root {
    --cyber-green: #39ff14;
    --cyber-dark: #0a1419;
    --cyber-teal: #1e3d3b;
    --cyber-text: #e0e0e0;
    --cyber-card-bg: rgba(10, 20, 25, 0.6);
}

/* RESET & BASE STYLES */
body, html {
    margin: 0;
    padding: 0;
    width: 100%;
    overflow-x: hidden;
    font-family: 'Share Tech Mono', monospace;
    color: var(--cyber-text);
    background-color: var(--cyber-dark);
    
    background-image: 
        radial-gradient(circle at 50% 50%, var(--cyber-teal) 0%, var(--cyber-dark) 80%),
        linear-gradient(rgba(57, 255, 20, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(57, 255, 20, 0.03) 1px, transparent 1px);
    background-size: 100% 100%, 30px 30px, 30px 30px;
    background-position: center center;
    background-attachment: fixed;
}

/* --- HERO SECTION --- */
.hero-section {
    min-height: 90vh; 
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 0 20px;
    position: relative;
    padding-bottom: 2rem; 
}

.hero-section .container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
}

/* Logo Styling */
.main-logo {
    max-width: 300px;
    width: 100%;
    height: auto;
    filter: drop-shadow(0 0 15px rgba(57, 255, 20, 0.2));
    animation: float 6s ease-in-out infinite;
}

h1.headline {
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: bold;
    margin: 0; 
    font-size: 2rem;
}

p.subline {
    font-size: 1.2rem;
    opacity: 0.8;
    max-width: 600px;
    margin: 0; 
}

/* Scroll Indicator */
.scroll-indicator {
    margin-top: 2rem;
    opacity: 0.8;
    animation: pulse 2s infinite;
    cursor: pointer;
}
.scroll-indicator p {
    font-size: 0.8rem;
    letter-spacing: 3px;
    margin-bottom: 5px;
    color: var(--cyber-green);
}

/* --- CONTENT SECTIONS --- */
.content-section {
    padding: 40px 20px 80px 20px; 
    border-top: 1px solid rgba(57, 255, 20, 0.1);
    background: rgba(0,0,0,0.2); 
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

.section-title {
    color: var(--cyber-green);
    font-size: 1.4rem;
    letter-spacing: 2px;
    margin-bottom: 2rem;
    text-shadow: 0 0 10px rgba(57, 255, 20, 0.3);
}

/* --- Cyber Frame (Used for challenges and articles) --- */
.cyber-frame {
    border: 2px solid var(--cyber-green);
    box-shadow: 0 0 20px rgba(57, 255, 20, 0.15), inset 0 0 20px rgba(57, 255, 20, 0.1);
    padding: 20px 15px; 
    border-radius: 5px;
    background-color: rgba(0, 20, 0, 0.2);
    position: relative;
    width: 100%;
}

.cyber-frame::before {
    content: '';
    position: absolute;
    top: -2px; left: -2px;
    width: 20px; height: 20px;
    border-top: 4px solid var(--cyber-green);
    border-left: 4px solid var(--cyber-green);
}
.cyber-frame::after {
    content: '';
    position: absolute;
    bottom: -2px; right: -2px;
    width: 20px; height: 20px;
    border-bottom: 4px solid var(--cyber-green);
    border-right: 4px solid var(--cyber-green);
}

/* Article Cards */
.cyber-card {
    background-color: var(--cyber-card-bg);
    border: 1px solid rgba(57, 255, 20, 0.3);
    padding: 25px;
    transition: all 0.3s ease;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cyber-card:hover {
    transform: translateY(-5px);
    border-color: var(--cyber-green);
    background-color: rgba(57, 255, 20, 0.1);
}

.card-title {
    color: #fff;
    font-weight: bold;
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.cyber-link {
    color: var(--cyber-green);
    text-decoration: none;
    text-transform: uppercase;
    font-size: 1rem;
    font-weight: bold;
    padding: 5px 10px;
    border: 1px dashed rgba(57, 255, 20, 0.3);
}

.cyber-link:hover {
    background-color: var(--cyber-green);
    color: var(--cyber-dark);
}

/* Buttons */
.btn-cyber {
    color: var(--cyber-green);
    background-color: transparent;
    border: 2px solid var(--cyber-green);
    padding: 10px 20px;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
}
.btn-cyber:hover {
    background-color: var(--cyber-green);
    color: var(--cyber-dark);
    box-shadow: 0 0 15px rgba(57, 255, 20, 0.5);
}

/* Social Icons */
.social-icons {
    margin-top: 0px; 
    display: flex;
    justify-content: center;
    gap: 40px; 
}

.social-icons a {
    color: var(--cyber-text);
    font-size: 4.5rem; 
    transition: all 0.3s ease;
    display: inline-block;
    text-decoration: none;
    line-height: 1; 
    filter: drop-shadow(0 0 15px rgba(57, 255, 20, 0.5));
}

.social-icons a:hover {
    color: var(--cyber-green);
    transform: scale(1.1);
    filter: drop-shadow(0 0 40px rgba(57, 255, 20, 1)); 
}

/* Footer */
footer {
    padding: 30px 0;
    background-color: #050a0d;
    border-top: 1px solid rgba(57, 255, 20, 0.1);
    width: 100%;
}
.footer-text {
    color: var(--cyber-green);
    opacity: 0.6;
    font-size: 0.9rem;
    margin: 0;
}

/* Animations */
@keyframes float {
    0% { transform: translatey(0px); }
    50% { transform: translatey(-10px); }
    100% { transform: translatey(0px); }
}
@keyframes pulse {
    0% { opacity: 0.4; transform: translateY(0); }
    50% { opacity: 1; transform: translateY(5px); }
    100% { opacity: 0.4; transform: translateY(0); }
}
.blink { animation: blinker 1.5s linear infinite; }
@keyframes blinker { 50% { opacity: 0; } }

.cyber-dots::after {
    content: '';
    display: inline-block;
    width: 1em;
    text-align: left;
    animation: terminal-dots 2s infinite;
}
@keyframes terminal-dots {
    0%   { content: ''; }
    25%  { content: '.'; }
    50%  { content: '..'; }
    75%  { content: '...'; }
    100% { content: ''; }
}