:root {
    --primary-cyan: #00f2ff;
    --cyan-glow: rgba(0, 242, 255, 0.5);
    --silver-bright: #e0e0e0;
    --silver-muted: #a0a0b0;
    --bg-deep: #050508;
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(0, 242, 255, 0.2);
    --white-fox: #ffffff;
}

@keyframes pulseGlow {
    0% { box-shadow: 0 0 10px var(--cyan-glow); border-color: var(--glass-border); }
    50% { box-shadow: 0 0 25px var(--primary-cyan); border-color: var(--primary-cyan); }
    100% { box-shadow: 0 0 10px var(--cyan-glow); border-color: var(--glass-border); }
}

@keyframes scanline {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(100%); }
}

@keyframes hud-flicker {
    0% { opacity: 1; }
    2% { opacity: 0.4; }
    4% { opacity: 1; }
    10% { opacity: 0.8; }
    15% { opacity: 1; }
    100% { opacity: 1; }
}

body {
    background-color: var(--bg-deep);
    background-image: 
        linear-gradient(rgba(0, 242, 255, 0.03) 1px, transparent 1px), 
        linear-gradient(90deg, rgba(0, 242, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    color: var(--white-fox);
    font-family: 'Inter', sans-serif;
    margin: 0;
    overflow-x: hidden;
}

body::after {
    content: '';
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(to bottom, transparent, rgba(0, 242, 255, 0.02) 50%, transparent);
    animation: scanline 8s linear infinite;
    pointer-events: none;
    z-index: 999;
}

header {
    padding: 6rem 2rem 4rem;
    text-align: center;
    background: radial-gradient(circle at center, rgba(0, 242, 255, 0.1) 0%, transparent 70%);
}

h1 {
    font-size: 4rem;
    font-weight: 600;
    letter-spacing: 8px;
    text-transform: uppercase;
    background: linear-gradient(to bottom, var(--white-fox), var(--silver-muted));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin: 0;
    filter: drop-shadow(0 0 15px var(--cyan-glow));
}

nav {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(5, 5, 8, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    padding: 1.5rem;
}

nav ul {
    display: flex;
    justify-content: center;
    gap: 3rem;
    list-style: none;
    margin: 0; padding: 0;
}

nav a {
    color: var(--silver-bright);
    text-decoration: none;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 2px;
    transition: 0.3s;
    position: relative;
}

nav a:hover {
    color: var(--primary-cyan);
    text-shadow: 0 0 10px var(--primary-cyan);
}

main {
    max-width: 1100px;
    margin: 4rem auto;
    padding: 0 2rem;
}

section, article.hud-box {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 4px;
    padding: 3rem;
    margin-bottom: 4rem;
    position: relative;
    animation: pulseGlow 8s infinite ease-in-out;
}

.hud-corner {
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid var(--primary-cyan);
    animation: hud-flicker 5s infinite;
}

.top-left { top: -1px; left: -1px; border-right: none; border-bottom: none; }
.top-right { top: -1px; right: -1px; border-left: none; border-bottom: none; }
.bottom-left { bottom: -1px; left: -1px; border-right: none; border-top: none; }
.bottom-right { bottom: -1px; right: -1px; border-left: none; border-top: none; }

h2 {
    color: var(--primary-cyan);
    text-transform: uppercase;
    letter-spacing: 3px;
    font-size: 1.4rem;
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 15px;
}

.profile-img {
    border: 1px solid var(--primary-cyan);
    padding: 5px;
    background: var(--bg-deep);
    box-shadow: 0 0 30px rgba(0, 242, 255, 0.2);
}

#highlights li {
    border-left: 2px solid var(--primary-cyan);
    background: rgba(0, 242, 255, 0.05);
    margin: 1rem 0;
    padding: 1rem 2rem;
    transition: 0.3s;
}

#highlights li:hover {
    background: rgba(0, 242, 255, 0.1);
    transform: scale(1.02);
}

.btn-hud {
    display: inline-block;
    padding: 1rem 2rem;
    border: 1px solid var(--primary-cyan);
    color: var(--primary-cyan);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.8rem;
    transition: 0.3s;
    background: transparent;
}

.btn-hud:hover {
    background: var(--primary-cyan);
    color: var(--bg-deep);
    box-shadow: 0 0 20px var(--primary-cyan);
}

footer {
    text-align: center;
    padding: 6rem 2rem;
    border-top: 1px solid var(--glass-border);
    color: var(--silver-muted);
    letter-spacing: 1px;
}

/* Global Responsive Images */
img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 1rem auto;
}