:root {
    --neon-green: #008751;
    --neon-pink: #ff0055;
    --text-main: #ffffff;
    --text-muted: #8fa0b5;
    --glass-bg: rgba(6, 12, 9, 0.55);
    --glass-border: rgba(0, 135, 81, 0.2);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    user-select: none;
}

html, body {
    width: 100%;
    height: 100vh;
    height: 100dvh;
    overflow: hidden;
    background: transparent; 
    font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, Roboto, sans-serif;
    color: var(--text-main);
}

/* CRITICAL: Hardware acceleration and forced placement behind cards */
#vanta-dots-layer {
    position: fixed;   /* Locks the layer in place so it stays anchored during viewport transformations */
    top: 0;
    left: 0;
    width: 100vw;      /* Explicitly spans 100% of the horizontal screen width */
    height: 100vh;     /* Explicitly spans 100% of the dynamic vertical viewport height */
    z-index: -1;       /* Pushes the animation layer safely behind your glass layout cards */
}


.app-container {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 2.5rem 2rem;
    z-index: 5;
    background: transparent;
}

.brand-header {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    text-align: center;
    margin-top: 0.5rem;
}

.logo-wrapper {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.brand-logo {
    width: 32px;
    height: 32px;
    filter: drop-shadow(0 0 8px var(--neon-green));
}

.brand-name {
    font-size: 1.4rem;
    font-weight: 900;
    letter-spacing: 6px;
    color: #ffffff;
    text-transform: uppercase;
}

.hero-title {
    font-size: 2.2rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 4px;
    background: linear-gradient(to right, var(--text-main) 30%, var(--neon-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 30px rgba(0, 135, 81, 0.2);
}

.links-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1.25rem;
    width: 100%;
    max-width: 1600px;
    margin: 0 auto;
    align-items: stretch;
}

.grid-card {
    position: relative;
    text-decoration: none;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 2.2rem 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    overflow: hidden;
}

.card-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 120%;
    height: 120%;
    background: radial-gradient(circle, rgba(0, 135, 81, 0.15) 0%, transparent 70%);
    transform: translate(-50%, -50%) scale(0.8);
    transition: transform 0.5s ease;
    z-index: 1;
    opacity: 0;
}

.card-content {
    position: relative;
    z-index: 2;
}

.card-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-main);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.75rem;
    transition: color 0.3s ease;
}

.card-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.placeholder-card {
    border-style: dashed;
    opacity: 0.3;
}

.grid-card:hover {
    transform: translateY(-6px);
    border-color: var(--neon-green);
    box-shadow: 0 10px 30px rgba(0, 135, 81, 0.25), 
                inset 0 0 15px rgba(0, 135, 81, 0.1);
}

.grid-card:hover .card-glow {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

.grid-card:hover .card-title {
    color: var(--neon-green);
    text-shadow: 0 0 10px rgba(0, 135, 81, 0.5);
}

.grid-card:nth-child(even):hover {
    border-color: var(--neon-pink);
    box-shadow: 0 10px 30px rgba(255, 0, 85, 0.25), 
                inset 0 0 15px rgba(255, 0, 85, 0.1);
}

.grid-card:nth-child(even):hover .card-title {
    color: var(--neon-pink);
    text-shadow: 0 0 10px rgba(255, 0, 85, 0.5);
}

.grid-card:nth-child(even) .card-glow {
    background: radial-gradient(circle, rgba(255, 0, 85, 0.15) 0%, transparent 70%);
}

.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #030305;
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.4s ease, visibility 0.4s;
}

.loader-content {
    text-align: center;
    width: 80%;
    max-width: 400px;
}

.loader-title {
    font-size: 0.9rem;
    letter-spacing: 6px;
    color: var(--neon-green);
    margin-bottom: 1.5rem;
    text-shadow: 0 0 10px rgba(0, 135, 81, 0.4);
}

.progress-bar-container {
    width: 100%;
    height: 2px;
    background: rgba(255, 255, 255, 0.05);
    overflow: hidden;
    margin-bottom: 0.75rem;
}

.progress-bar {
    width: 0%;
    height: 100%;
    background: linear-gradient(to right, #9d00ff, var(--neon-green));
    box-shadow: 0 0 8px var(--neon-green);
}

.progress-text {
    font-size: 0.75rem;
    letter-spacing: 2px;
    color: var(--text-muted);
}

.preloader.fade-out {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

@media (max-width: 1100px) {
    .links-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1rem;
    }
}

@media (max-width: 768px) {
    .app-container { padding: 1.5rem 1rem; }
    .brand-header { gap: 0.4rem; }
    .brand-name { font-size: 1.1rem; }
    .hero-title { font-size: 1.4rem; letter-spacing: 1px; }

    .links-grid {
        grid-template-columns: 1fr;
        gap: 0.5rem;
        height: 75%;
    }

    .grid-card { padding: 0.8rem 1rem; border-radius: 8px; }
    .grid-card:hover { transform: none; } /* Disable translation on mobile to avoid viewport jumps */
    .card-title { font-size: 1rem; margin-bottom: 0.15rem; }
    .card-desc {
        font-size: 0.75rem;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
}