:root {
    --bg-charcoal: #121212;
    --card-bg: rgba(30, 30, 30, 0.6);
    --card-border: rgba(255, 255, 255, 0.08);
    --card-hover-bg: rgba(45, 45, 45, 0.8);
    --card-hover-border: rgba(212, 175, 55, 0.4);
    
    --text-primary: #ffffff;
    --text-secondary: #e2e8f0;
    
    --accent-gold: #d4af37;
    --accent-gold-glow: rgba(212, 175, 55, 0.15);
    
    --accent-blue: #1d4ed8;
    --accent-blue-glow: rgba(29, 78, 216, 0.15);
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

body {
    background-color: var(--bg-charcoal);
    color: var(--text-primary);
    font-family: var(--font-body);
    min-height: 100vh;
    padding: 2rem;
    position: relative;
    overflow-x: hidden;
}

.background-effects {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.glow-orb {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.6;
}

.glow-orb.gold {
    background: var(--accent-gold-glow);
    top: -100px;
    right: -100px;
}

.glow-orb.blue {
    background: var(--accent-blue-glow);
    bottom: -100px;
    left: -100px;
}

.hub-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 4rem 1rem;
}

.hub-header {
    text-align: center;
    margin-bottom: 4rem;
    animation: fadeInDown 0.8s ease-out;
}

.hub-title {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    letter-spacing: -1px;
}

.hub-title span {
    color: #ffffff;
}

.hub-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    width: 100%;
}

.hub-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 2rem;
    text-decoration: none;
    color: var(--text-primary);
    display: flex;
    flex-direction: column;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    animation: fadeInUp 0.8s ease-out backwards;
}

.hub-card:nth-child(1) { animation-delay: 0.1s; }
.hub-card:nth-child(2) { animation-delay: 0.2s; }
.hub-card:nth-child(3) { animation-delay: 0.3s; }
.hub-card:nth-child(4) { animation-delay: 0.4s; }
.hub-card:nth-child(5) { animation-delay: 0.5s; }

.hub-card:hover {
    transform: translateY(-8px);
    background: var(--card-hover-bg);
    border-color: var(--card-hover-border);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08), 0 0 20px var(--accent-gold-glow);
}

.card-image-wrapper {
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    margin-bottom: 1.5rem;
}

.card-logo {
    max-height: 100%;
    max-width: 220px;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.hub-card:hover .card-logo {
    transform: scale(1.05);
}

.card-image-wrapper.profile-style .card-logo {
    height: 100px;
    width: 100px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--card-border);
}

.card-image-wrapper.text-placeholder span {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--accent-gold);
    letter-spacing: -2px;
}

.card-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.card-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 2rem;
    flex-grow: 1;
}

.card-link {
    font-family: var(--font-heading);
    font-weight: 600;
    color: #ffffff;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.card-link .arrow {
    font-size: 1.2rem;
    transition: transform 0.3s ease;
}

.hub-card:hover .card-link .arrow {
    transform: translateX(6px);
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 768px) {
    body {
        padding: 1rem;
    }
    
    .hub-title {
        font-size: 2rem;
    }
    
    .hub-card {
        padding: 1.5rem;
    }
    
    .card-grid {
        grid-template-columns: 1fr;
    }
}

.card-etisone {
    background-color: #0A3161;
}

.card-eternal {
    background-color: #F37321;
}

.card-cw {
    background-color: #B28900;
}

.card-profile {
    background-color: #000000;
}

.card-cw .card-logo,
.card-etisone .card-logo,
.card-eternal .card-logo {
    filter: brightness(0) invert(1);
}

.hub-card.card-etisone:hover {
    background-color: #0F438A;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5), 0 0 20px rgba(10, 49, 97, 0.5);
}

.hub-card.card-eternal:hover {
    background-color: #FF8533;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5), 0 0 20px rgba(243, 115, 33, 0.5);
}

.hub-card.card-cw:hover {
    background-color: #C99B00;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5), 0 0 20px rgba(178, 137, 0, 0.5);
}

.hub-card.card-profile:hover {
    background-color: #111111;
    box-shadow: 0 20px 40px rgba(0,0,0,0.8), 0 0 20px rgba(255, 255, 255, 0.15);
}