:root {
    --primary-green: #00ff00;
    --primary-green-glow: rgba(0, 255, 0, 0.4);
    --secondary-green: #008f11;
    --bg-dark: #050505;
    --panel-bg: rgba(10, 10, 10, 0.85);
    --panel-border: rgba(0, 255, 0, 0.2);
    --text-main: #e0e0e0;
    --text-muted: #888888;
    --font-header: 'Orbitron', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

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

/* Background Effects */
.scanline {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%), linear-gradient(to right, rgba(255, 0, 0, 0.06), rgba(0, 255, 0, 0.02), rgba(0, 0, 255, 0.06));
    background-size: 100% 4px, 3px 100%;
    pointer-events: none;
    z-index: 999;
}

.noise {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('https://www.transparenttextures.com/patterns/dark-wood.png'); /* placeholder for noise or actual noise */
    opacity: 0.05;
    pointer-events: none;
    z-index: 1000;
}

/* Header */
.hud-header {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 4rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: linear-gradient(to bottom, rgba(5, 5, 5, 0.9), transparent);
    z-index: 100;
    border-bottom: 1px solid var(--panel-border);
    backdrop-filter: blur(10px);
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.triangle-icon {
    width: 0;
    height: 0;
    border-left: 15px solid transparent;
    border-right: 15px solid transparent;
    border-bottom: 26px solid var(--primary-green);
    filter: drop-shadow(0 0 8px var(--primary-green));
}

.hud-header h1 {
    font-family: var(--font-header);
    font-size: 1.4rem;
    letter-spacing: 4px;
    color: var(--primary-green);
    text-shadow: 0 0 10px var(--primary-green-glow);
}

nav ul {
    list-style: none;
    display: flex;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-main);
    font-family: var(--font-header);
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 1px;
    transition: 0.3s;
    position: relative;
    padding-bottom: 0.2rem;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0%;
    height: 1px;
    background: var(--primary-green);
    transition: 0.3s;
    box-shadow: 0 0 5px var(--primary-green);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-link:hover {
    color: var(--primary-green);
    text-shadow: 0 0 5px var(--primary-green);
}

/* Hero Section */
.hero-section {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    background: linear-gradient(rgba(5, 5, 5, 0.7), rgba(5, 5, 5, 0.7)), url('assets/hero_bg.png') no-repeat center center;
    background-size: cover;
    padding-top: 5rem;
    position: relative;
}

.hero-content {
    max-width: 800px;
    animation: fadeInUp 1.2s ease-out;
}

.glitchText {
    font-family: var(--font-header);
    font-size: 4rem;
    font-weight: 900;
    color: var(--primary-green);
    letter-spacing: 10px;
    position: relative;
    text-shadow: 0 0 20px var(--primary-green-glow);
    margin-bottom: 1rem;
}

.tagline {
    font-size: 1.2rem;
    color: var(--text-main);
    max-width: 600px;
    margin: 0 auto 2.5rem;
    opacity: 0.8;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
}

/* Typography & Buttons */
.btn {
    padding: 1rem 2.5rem;
    font-family: var(--font-header);
    font-weight: 800;
    font-size: 0.9rem;
    letter-spacing: 2px;
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 2px solid var(--primary-green);
}

.btn-primary {
    background: var(--primary-green);
    color: var(--bg-dark);
}

.btn-primary:hover {
    background: transparent;
    color: var(--primary-green);
    box-shadow: 0 0 20px var(--primary-green-glow);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-green);
}

.btn-secondary:hover {
    background: var(--primary-green);
    color: var(--bg-dark);
    box-shadow: 0 0 20px var(--primary-green-glow);
}

/* Sections */
.content-section {
    min-height: 80vh;
    padding: 8rem 4rem;
    position: relative;
    display: flex;
    align-items: center;
}

.section-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.glass-panel {
    background: var(--panel-bg);
    border: 1px solid var(--panel-border);
    padding: 3rem;
    max-width: 600px;
    border-radius: 4px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(12px);
    transition: 0.3s;
    position: relative;
}

.glass-panel:hover {
    border-color: var(--primary-green);
    box-shadow: 0 10px 50px rgba(0, 255, 0, 0.1);
}

.right-align {
    margin-left: auto;
}

.panel-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--panel-border);
    padding-bottom: 1rem;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary-green);
    box-shadow: 0 0 8px var(--primary-green);
}

.status-dot.pulse {
    animation: dotPulse 2s infinite;
}

.panel-header h3 {
    font-family: var(--font-header);
    font-size: 1.2rem;
    letter-spacing: 2px;
}

.panel-body p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
}

/* Triangle Accents */
.triangle-bg {
    position: absolute;
    width: 60%;
    height: 100%;
    background: linear-gradient(45deg, transparent 48%, var(--primary-green-glow) 50%, transparent 52%);
    background-size: 100px 100px;
    opacity: 0.1;
    z-index: 1;
}

.triangle-bg.left {
    left: 0;
    clip-path: polygon(0 0, 100% 0, 0 100%);
}

.triangle-bg.right {
    right: 0;
    clip-path: polygon(100% 0, 100% 100%, 0 100%);
}

/* Cyber Button */
.cyber-btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: transparent;
    color: var(--primary-green);
    font-family: var(--font-header);
    font-weight: 800;
    text-decoration: none;
    border: 1px solid var(--primary-green);
    position: relative;
    overflow: hidden;
    clip-path: polygon(10% 0, 100% 0, 100% 70%, 90% 100%, 0 100%, 0 30%);
}

.cyber-btn:hover {
    background: var(--primary-green);
    color: var(--bg-dark);
}

.event-meta {
    margin-bottom: 2rem;
    padding: 1rem;
    background: rgba(0, 255, 0, 0.05);
    border-left: 2px solid var(--primary-green);
}

.event-meta .label {
    color: var(--primary-green);
    font-family: var(--font-header);
    font-size: 0.8rem;
    margin-right: 0.5rem;
}

/* Countdown */
.countdown-timer {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.time-block {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.time-block span {
    font-family: var(--font-header);
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--primary-green);
}

.time-block small {
    font-size: 0.7rem;
    letter-spacing: 2px;
    color: var(--text-muted);
}

/* Footer */
.hud-footer {
    padding: 4rem;
    border-top: 1px solid var(--panel-border);
    font-size: 0.8rem;
}

.footer-grid {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-header);
    color: var(--text-muted);
}

.stabilized {
    color: var(--primary-green);
    text-shadow: 0 0 5px var(--primary-green);
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    margin-left: 2rem;
    transition: 0.3s;
}

.footer-links a:hover {
    color: var(--primary-green);
}

/* Animations */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes dotPulse {
    0% { opacity: 0.4; box-shadow: 0 0 0 var(--primary-green-glow); }
    50% { opacity: 1; box-shadow: 0 0 15px var(--primary-green); }
    100% { opacity: 0.4; box-shadow: 0 0 0 var(--primary-green-glow); }
}

/* Responsive */
@media (max-width: 768px) {
    .hud-header { padding: 1.5rem 2rem; }
    .glitchText { font-size: 2.5rem; }
    .content-section { padding: 6rem 2rem; }
    .glass-panel { padding: 2rem; }
    .countdown-timer { gap: 1rem; }
    .footer-grid { flex-direction: column; gap: 2rem; text-align: center; }
}