:root {
    --bg-dark: #050505;
    --text-main: #f0f0f0;
    --text-dim: #888;
    --bio-accent: #00ffaa;
    --ai-accent: #00e5ff;
    --phys-accent: #ffaa00;
    --chem-accent: #ff00ff;
    --econ-accent: #ffcc00;
    --bio-glow: rgba(0, 255, 170, 0.2);
    --ai-glow: rgba(0, 229, 255, 0.2);
    --phys-glow: rgba(255, 170, 0, 0.2);
    --chem-glow: rgba(255, 0, 255, 0.2);
    --econ-glow: rgba(255, 204, 0, 0.2);
    --cs-accent: #00ffff;
    --cs-glow: rgba(0, 255, 255, 0.2);
    --astro-accent: #8a2be2;
    --astro-glow: rgba(138, 43, 226, 0.2);
    --math-accent: #ff3e3e;
    --math-glow: rgba(255, 62, 62, 0.2);
    --psych-accent: #ff0080;
    --psych-glow: rgba(255, 0, 128, 0.2);
    --graphics-accent: #ccff00;
    --graphics-glow: rgba(204, 255, 0, 0.2);
    --procedural-accent: #00e676;
    --procedural-glow: rgba(0, 230, 118, 0.2);
    --emu-accent: #7c4dff;
    --emu-glow: rgba(124, 77, 255, 0.2);
    --starlink-accent: #f59e0b;
    --starlink-glow: rgba(245, 158, 11, 0.2);
    --spacex-accent: #cbd5e1;
    --spacex-glow: rgba(203, 213, 225, 0.1);
    --nato-accent: #004990;
    --nato-glow: rgba(0, 73, 144, 0.2);
    --palantir-accent: #d4af37;
    --palantir-glow: rgba(212, 175, 55, 0.1);
    --neuro-accent: #00f2ff;
    --neuro-glow: rgba(0, 242, 255, 0.2);
    --ee-accent: #fbbf24;
    --ee-glow: rgba(251, 191, 36, 0.2);
    --font-header: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

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

.home-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
}

.home-header {
    padding: 4rem 2rem;
    text-align: center;
    z-index: 10;
}

.main-title {
    font-family: 'Press Start 2P', cursive;
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    background: linear-gradient(to right,
            var(--bio-accent),
            var(--ai-accent),
            var(--phys-accent),
            var(--chem-accent),
            var(--econ-accent),
            var(--cs-accent),
            var(--astro-accent),
            var(--math-accent),
            var(--psych-accent),
            var(--graphics-accent),
            var(--procedural-accent),
            var(--emu-accent),
            var(--starlink-accent),
            var(--spacex-accent),
            var(--nato-accent),
            var(--palantir-accent),
            var(--neuro-accent),
            var(--ee-accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.subtitle {
    font-family: var(--font-body);
    font-size: 1.2rem;
    color: var(--text-dim);
    font-weight: 300;
}

.portal-section {
    flex-grow: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 2rem;
}

#life-bg-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
    opacity: 0.5;
}

.cards-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 1100px;
    width: 100%;
    z-index: 5;
}

.portal-card {
    text-decoration: none;
    color: inherit;
    background: rgba(20, 20, 20, 0.8);
    border: 1px solid #222;
    padding: 2.5rem;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    min-height: 380px;
    position: relative;
    overflow: hidden;
}

.portal-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}



.bio-card::before {
    background: linear-gradient(to top, var(--bio-glow), transparent);
}



.ai-card::before {
    background: linear-gradient(to top, var(--ai-glow), transparent);
}



.phys-card::before {
    background: linear-gradient(to top, var(--phys-glow), transparent);
}



.chem-card::before {
    background: linear-gradient(to top, var(--chem-glow), transparent);
}



.econ-card::before {
    background: linear-gradient(to top, var(--econ-glow), transparent);
}



.cs-card::before {
    background: linear-gradient(to top, var(--cs-glow), transparent);
}



.astro-card::before {
    background: linear-gradient(to top, var(--astro-glow), transparent);
}



.math-card::before {
    background: linear-gradient(to top, var(--math-glow), transparent);
}



.psych-card::before {
    background: linear-gradient(to top, var(--psych-glow), transparent);
}



.graphics-card::before {
    background: linear-gradient(to top, var(--graphics-glow), transparent);
}



.procedural-card::before {
    background: linear-gradient(to top, var(--procedural-glow), transparent);
}



.emulation-card::before {
    background: linear-gradient(to top, var(--emu-glow), transparent);
}



.starlink-card::before {
    background: linear-gradient(to top, var(--starlink-glow), transparent);
}



.spacex-card::before {
    background: linear-gradient(to top, var(--spacex-glow), transparent);
}



.nato-card::before {
    background: linear-gradient(to top, var(--nato-glow), transparent);
}



.palantir-card::before {
    background: linear-gradient(to top, var(--palantir-glow), transparent);
}



.neuro-card::before {
    background: linear-gradient(to top, var(--neuro-glow), transparent);
}

.portal-card:hover::before {
    opacity: 1;
}

.category-tag {
    font-family: var(--font-header);
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 2px;
    margin-bottom: 1.5rem;
    display: block;
}

.bio-card h2 {
    color: var(--bio-accent);
}

.ai-card h2 {
    color: var(--ai-accent);
}

.phys-card h2 {
    color: var(--phys-accent);
}

.chem-card h2 {
    color: var(--chem-accent);
}

.econ-card h2 {
    color: var(--econ-accent);
}

.cs-card h2 {
    color: var(--cs-accent);
}

.astro-card h2 {
    color: var(--astro-accent);
}

.math-card h2 {
    color: var(--math-accent);
}

.psych-card h2 {
    color: var(--psych-accent);
}

.graphics-card h2 {
    color: var(--graphics-accent);
}

.procedural-card h2 {
    color: var(--procedural-accent);
}

.emulation-card h2 {
    color: var(--emu-accent);
}

.starlink-card h2 {
    color: var(--starlink-accent);
}

.spacex-card h2 {
    color: var(--spacex-accent);
}

.nato-card h2 {
    color: var(--nato-accent);
}

.palantir-card h2 {
    color: var(--palantir-accent);
}

.neuro-card h2 {
    color: var(--neuro-accent);
}

.ee-card h2 {
    color: var(--ee-accent);
}

.portal-card h2 {
    font-family: 'Press Start 2P', cursive;
    font-size: 1.2rem;
    margin-bottom: 2rem;
    line-height: 1.8;
    letter-spacing: 1px;
    transition: transform 0.3s ease;
}

.portal-card p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.card-action {
    font-family: 'Press Start 2P', cursive;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0;
    transition: transform 0.3s ease;
}

.portal-card:hover .card-action {
    transform: translateX(10px);
}

.home-footer {
    padding: 3rem 2rem;
    text-align: center;
    color: #444;
    font-size: 0.8rem;
    letter-spacing: 1px;
}

@media (max-width: 900px) {
    .cards-container {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .main-title {
        font-size: 1.8rem;
    }

    .portal-card {
        min-height: 320px;
        padding: 2rem;
    }
}

@media (max-width: 650px) {
    .cards-container {
        grid-template-columns: 1fr;
    }

    .main-title {
        font-size: 1.2rem;
    }

    .subtitle {
        font-size: 1rem;
    }

    .portal-card {
        min-height: auto;
    }
}