body {
    background-color: #07121f !important;
    color: #cdd9e5;
    font-family: "Inter", sans-serif;
}

.tcs-hero {
    background: linear-gradient(135deg, #061727, #0b1b2b 60%);
    color: #dbe8f5;
    border-radius: 16px;
    padding: 28px;
    box-shadow: 0 12px 30px rgba(0, 0, 0, .25);
}

.tcs-wrapper {
    max-width: 80%;
    margin: 24px auto;
    padding: 0 16px;
}

.tcs-toc {
    position: sticky;
    top: 90px;
}

.tcs-toc a {
    display: block;
    padding: 8px 10px;
    border-left: 2px solid transparent;
    color: #b8c7e0;
    text-decoration: none;
    font-size: 0.95rem;
}

.tcs-toc a:hover {
    border-left-color: #00bfff;
    color: #e8f4ff;
}

.tcs-section {
    background: #0b1b2b;
    border: 1px solid rgba(0, 191, 255, .18);
    border-radius: 14px;
    padding: 18px;
    margin-bottom: 18px;
    color: #cdd9e5;
}

.tcs-section h3 {
    color: #ffffff;
    margin-bottom: 8px;
    font-size: 1.15rem;
}

.tcs-badge {
    background: rgba(0, 191, 255, .15);
    border: 1px solid rgba(0, 191, 255, .35);
    color: #9fe7ff;
    padding: 2px 8px;
    border-radius: 999px;
    font-size: .75rem;
    margin-left: 10px;
}

.tcs-updated {
    color: #9bc6e3;
    font-size: .9rem;
}

.tcs-list {
    margin: 0;
    padding-left: 1rem;
}

.tcs-list li {
    margin: 6px 0;
}

code.bg {
    background: rgba(255, 255, 255, .07);
    padding: 2px 6px;
    border-radius: 6px;
}

@media (max-width: 992px) {
    .tcs-toc {
        position: static;
        margin-bottom: 12px;
    }
}

footer {
    text-align: center;
    padding: 20px;
    color: #9bb4cc;
    font-size: 0.9rem;
    border-top: 1px solid rgba(0, 191, 255, 0.15);
    margin-top: 40px;
}