/* index.css */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;800&family=JetBrains+Mono&display=swap');

:root {
    --bg-color: #0a0a0c;
    --card-bg: rgba(255, 255, 255, 0.03);
    --card-border: rgba(255, 255, 255, 0.1);
    --primary-glow: #3b82f6;
    --secondary-glow: #8b5cf6;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --accent: #60a5fa;
}

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

body {
    font-family: 'Inter', -apple-system, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow-x: hidden;
}

/* Background Animation */
.bg-blobs {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.blob {
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
    filter: blur(80px);
    opacity: 0.15;
    border-radius: 50%;
    animation: move 20s infinite alternate;
}

.blob-2 {
    background: radial-gradient(circle, var(--secondary-glow) 0%, transparent 70%);
    right: -100px;
    bottom: -100px;
    animation-delay: -5s;
}

@keyframes move {
    from { transform: translate(-10%, -10%); }
    to { transform: translate(10%, 10%); }
}

header {
    text-align: center;
    margin-bottom: 4rem;
    z-index: 1;
}

h1 {
    font-size: 4rem;
    font-weight: 800;
    letter-spacing: -0.05em;
    background: linear-gradient(135deg, #fff 0%, #94a3b8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1rem;
}

p.subtitle {
    color: var(--text-muted);
    font-size: 1.2rem;
    font-weight: 400;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    width: 90%;
    max-width: 1000px;
    z-index: 1;
}

.card {
    position: relative;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 24px;
    padding: 2rem;
    text-decoration: none;
    color: inherit;
    transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
    backdrop-filter: blur(12px);
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.card:hover {
    transform: translateY(-8px);
    border-color: var(--accent);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), 0 0 20px rgba(59, 130, 246, 0.2);
}

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

.card-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 2rem;
}

.card h2 {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.card p {
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.card .tag {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.card .arrow {
    position: absolute;
    right: 2rem;
    bottom: 2rem;
    font-size: 1.5rem;
    transform: translateX(-10px);
    opacity: 0;
    transition: all 0.3s ease;
}

.card:hover .arrow {
    transform: translateX(0);
    opacity: 1;
}

footer {
    margin-top: 6rem;
    color: var(--text-muted);
    font-size: 0.9rem;
    letter-spacing: 0.05em;
    font-family: 'JetBrains Mono', monospace;
}

@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    .grid { grid-template-columns: 1fr; }
}