/* ==========================================================================
   STRAY SOFTWARE - Retro-Futuristic Arcade Cosmos Design System
   ========================================================================== */

/* --- Google Fonts Import --- */
@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;700;900&family=Exo+2:wght@300;400;500;600&display=swap');

/* --- CSS Custom Properties --- */
:root {
    /* Cosmic Color Palette */
    --void-black: #0a0a0f;
    --deep-space: #12121a;
    --nebula-purple: #1a1a2e;
    --cosmic-violet: #16213e;

    /* Neon Accents */
    --neon-cyan: #00f5ff;
    --neon-magenta: #ff00ff;
    --neon-pink: #ff2d95;
    --neon-yellow: #f0ff00;
    --electric-blue: #4d7cff;

    /* Warm Accents */
    --sunset-orange: #ff6b35;
    --golden-star: #ffd700;

    /* Neutrals */
    --star-white: #f0f0ff;
    --cosmic-gray: #8888aa;
    --muted-lavender: #6b6b8d;

    /* Typography */
    --font-display: 'Orbitron', sans-serif;
    --font-body: 'Exo 2', sans-serif;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 2rem;
    --space-xl: 4rem;
    --space-2xl: 8rem;

    /* Effects */
    --glow-cyan: 0 0 20px rgba(0, 245, 255, 0.5), 0 0 40px rgba(0, 245, 255, 0.3);
    --glow-magenta: 0 0 20px rgba(255, 0, 255, 0.5), 0 0 40px rgba(255, 0, 255, 0.3);
    --glow-pink: 0 0 20px rgba(255, 45, 149, 0.5), 0 0 40px rgba(255, 45, 149, 0.3);

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* --- Reset & Base --- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--void-black);
    color: var(--star-white);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

/* --- Animated Star Background --- */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(ellipse at 20% 20%, rgba(77, 124, 255, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(255, 0, 255, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(0, 245, 255, 0.05) 0%, transparent 70%);
    pointer-events: none;
    z-index: -2;
}

body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('../images/BackgroundStars.png');
    background-repeat: repeat;
    opacity: 0.3;
    pointer-events: none;
    z-index: -1;
    animation: starDrift 120s linear infinite;
}

@keyframes starDrift {
    from { background-position: 0 0; }
    to { background-position: 1000px 500px; }
}

/* --- CRT Scan Line Overlay --- */
.crt-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
    background: repeating-linear-gradient(
        0deg,
        rgba(0, 0, 0, 0.03) 0px,
        rgba(0, 0, 0, 0.03) 1px,
        transparent 1px,
        transparent 2px
    );
}

/* --- Navigation --- */
nav {
    position: sticky;
    top: 0;
    z-index: 1000;
    display: flex;
    gap: var(--space-sm);
    flex-direction: row;
    justify-content: center;
    align-items: center;
    padding: var(--space-md) var(--space-lg);
    background: linear-gradient(180deg,
        rgba(10, 10, 15, 0.98) 0%,
        rgba(10, 10, 15, 0.9) 100%);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 245, 255, 0.2);
    box-shadow:
        0 4px 30px rgba(0, 0, 0, 0.5),
        0 1px 0 rgba(0, 245, 255, 0.1) inset;
}

nav::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg,
        transparent 0%,
        var(--neon-cyan) 20%,
        var(--neon-magenta) 50%,
        var(--neon-cyan) 80%,
        transparent 100%);
    opacity: 0.6;
}

#logo {
    width: 56px;
    height: 56px;
    transition: var(--transition-smooth);
    filter: drop-shadow(0 0 8px rgba(0, 245, 255, 0.4));
}

#logo:hover {
    transform: scale(1.1) rotate(-5deg);
    filter: drop-shadow(0 0 16px rgba(0, 245, 255, 0.8));
}

nav > div {
    position: relative;
    padding: var(--space-sm) var(--space-md);
    border: none;
    background: transparent;
}

nav > div > a {
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--star-white);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    transition: var(--transition-smooth);
    position: relative;
    padding: var(--space-sm) var(--space-md);
}

nav > div > a::before {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--neon-cyan), var(--neon-magenta));
    transition: var(--transition-smooth);
    transform: translateX(-50%);
    box-shadow: var(--glow-cyan);
}

nav > div > a:hover {
    color: var(--neon-cyan);
    text-shadow: 0 0 20px rgba(0, 245, 255, 0.8);
}

nav > div > a:hover::before {
    width: 100%;
}

/* --- Main Content --- */
main {
    position: relative;
    z-index: 1;
    min-height: calc(100vh - 200px);
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: 0.05em;
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
}

h2 {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
}

h3 {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
}

p {
    font-size: 1.1rem;
    color: var(--cosmic-gray);
}

/* --- Links --- */
a {
    color: var(--neon-cyan);
    text-decoration: none;
    transition: var(--transition-smooth);
}

a:hover {
    color: var(--neon-magenta);
    text-shadow: 0 0 10px currentColor;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border: 2px solid var(--neon-cyan);
    background: transparent;
    color: var(--neon-cyan);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 245, 255, 0.2), transparent);
    transition: var(--transition-smooth);
}

.btn:hover {
    background: rgba(0, 245, 255, 0.1);
    box-shadow: var(--glow-cyan);
    transform: translateY(-2px);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--neon-cyan), var(--electric-blue));
    border: none;
    color: var(--void-black);
}

.btn-primary:hover {
    box-shadow:
        0 0 30px rgba(0, 245, 255, 0.6),
        0 0 60px rgba(0, 245, 255, 0.3);
}

/* --- Cards --- */
.card {
    background: linear-gradient(145deg,
        rgba(26, 26, 46, 0.8) 0%,
        rgba(18, 18, 26, 0.9) 100%);
    border: 1px solid rgba(0, 245, 255, 0.15);
    border-radius: 12px;
    padding: var(--space-lg);
    backdrop-filter: blur(10px);
    transition: var(--transition-smooth);
}

.card:hover {
    border-color: rgba(0, 245, 255, 0.4);
    box-shadow:
        0 0 30px rgba(0, 245, 255, 0.1),
        0 20px 40px rgba(0, 0, 0, 0.3);
    transform: translateY(-4px);
}

/* --- Section Styling --- */
.section {
    padding: var(--space-2xl) var(--space-lg);
    position: relative;
}

.section-title {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.section-title h2 {
    display: inline-block;
    position: relative;
    background: linear-gradient(135deg, var(--star-white) 0%, var(--neon-cyan) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--neon-cyan), transparent);
}

/* --- Footer --- */
footer {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: center;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-xl) var(--space-lg);
    margin-top: var(--space-2xl);
    background: linear-gradient(180deg,
        transparent 0%,
        rgba(10, 10, 15, 0.8) 20%,
        var(--void-black) 100%);
    border-top: 1px solid rgba(0, 245, 255, 0.1);
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg,
        transparent 0%,
        var(--neon-magenta) 30%,
        var(--neon-cyan) 70%,
        transparent 100%);
    opacity: 0.5;
}

footer p, footer span {
    font-size: 0.9rem;
    color: var(--muted-lavender);
    text-shadow: none;
}

footer a {
    color: var(--neon-cyan);
    text-decoration: none;
}

footer a:hover {
    color: var(--neon-magenta);
}

/* --- Utility Classes --- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.text-center {
    text-align: center;
}

.text-glow {
    text-shadow: 0 0 20px currentColor, 0 0 40px currentColor;
}

.neon-border {
    border: 1px solid var(--neon-cyan);
    box-shadow:
        0 0 10px rgba(0, 245, 255, 0.3),
        inset 0 0 10px rgba(0, 245, 255, 0.1);
}

/* --- Responsive --- */
@media (max-width: 768px) {
    nav {
        flex-wrap: wrap;
        gap: var(--space-xs);
        padding: var(--space-sm);
    }

    nav > div > a {
        font-size: 0.65rem;
        padding: var(--space-xs) var(--space-sm);
    }

    #logo {
        width: 40px;
        height: 40px;
    }

    .section {
        padding: var(--space-xl) var(--space-md);
    }
}

/* --- Animations --- */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

@keyframes pulse-glow {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

@keyframes shimmer {
    0% { background-position: -200% center; }
    100% { background-position: 200% center; }
}

.float {
    animation: float 6s ease-in-out infinite;
}

.pulse {
    animation: pulse-glow 2s ease-in-out infinite;
}