* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: sans-serif;
}
body {
    background-color: #0f172a;
    color: #f8fafc;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    padding-bottom: 90px;
}
header {
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1rem;
    position: sticky;
    top: 0;
    z-index: 50;
}
nav {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    align-items: center;
}
.nav-link {
    color: #e2e8f0;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    background: rgba(14, 165, 233, 0.1);
    border: 1px solid rgba(14, 165, 233, 0.4);
    font-weight: bold;
    transition: all 0.3s ease;
}
.nav-link:hover {
    background: rgba(14, 165, 233, 0.3);
    border-color: rgba(14, 165, 233, 0.8);
    color: #ffffff;
    box-shadow: 0 4px 15px rgba(14, 165, 233, 0.3);
    transform: translateY(-2px);
}
main {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem 1rem;
}
.card {
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 1rem;
    padding: 2rem;
    max-width: 800px;
    width: 100%;
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.8);
    margin-bottom: 2rem;
}
h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(to right, #ffffff, #9ca3af);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-align: center;
}
h2 {
    font-size: 1.5rem;
    margin-top: 1.5rem;
    margin-bottom: 1rem;
    color: #38bdf8;
}
p, li {
    line-height: 1.6;
    margin-bottom: 1rem;
    color: #cbd5e1;
}
ul {
    padding-left: 1.5rem;
}
.warning {
    background: rgba(220, 38, 38, 0.2);
    border-left: 4px solid #dc2626;
    padding: 1rem;
    border-radius: 0.5rem;
    margin-bottom: 1.5rem;
}
code {
    background: rgba(255, 255, 255, 0.1);
    padding: 0.2rem 0.4rem;
    border-radius: 0.25rem;
    font-family: monospace;
}
@media (min-width: 768px) {
    nav {
        justify-content: center;
    }
}

/* Custom Header */
.site-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}
.site-logo {
    width: 4rem;
    height: 4rem;
    flex-shrink: 0;
    transition: transform 0.3s ease;
}
.site-logo:hover {
    transform: scale(1.05);
}
.site-titles {
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: left;
}
.site-title-main {
    font-size: 1.5rem;
    font-weight: bold;
    color: #f8fafc;
}
.site-separator {
    height: 4px;
    background: linear-gradient(to right, #34d399, #0ea5e9);
    border-radius: 9999px;
    margin: 0.25rem 0;
    width: 100%;
}
.site-subtitle {
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    color: #9ca3af;
    text-transform: uppercase;
}

/* Custom Footer */
.site-footer {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background: rgba(2, 6, 23, 0.9);
    backdrop-filter: blur(12px);
    border-top: 1px solid #1e293b;
    padding: 0.5rem 1rem;
    box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.8);
    text-align: center;
}
.footer-content {
    max-width: 900px;
    margin: 0 auto;
    font-size: 0.7rem;
    color: #64748b;
    line-height: 1.2;
}
.footer-content p {
    margin-bottom: 0.25rem;
    color: #64748b;
}
.footer-content p:last-child {
    margin-bottom: 0;
}



.footer-link {
    color: #00ff88;
    text-decoration: none;
    display: inline-block;
    transition: transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.footer-link:hover {
    text-decoration: none;
    transform: scale(1.15);
    font-weight: bold;
    background: linear-gradient(90deg, #0066ff, #66b3ff, #0033cc, #0066ff);
    background-size: 300% auto;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: blueGlow 4s linear infinite;
}

@keyframes blueGlow {
    0% { background-position: 0% center; }
    100% { background-position: 300% center; }
}