.wgs84-sc {
    max-width: 460px;
    margin: 20px auto;
    background: #0f172a;
    padding: 16px;
    border-radius: 16px;
    font-family: system-ui, sans-serif;
    color: #fff;
}

.sc-title {
    text-align: center;
    font-size: clamp(16px, 4vw, 20px);
    color: #ffffff !important;
    font-weight: 700;
    margin-bottom: 12px;
}

.tabs {
    display: flex;
    gap: 6px;
}

.tab {
    flex: 1;
    padding: 12px;
    background: #1e293b;
    border: none;
    color: #fff;
    font-weight: 600;
    border-radius: 12px;
    cursor: pointer;
}

.tab.active {
    background: #2563eb;
}

.precision {
    margin: 12px 0;
}

.precision select {
    width: 100%;
    padding: 10px;
    border-radius: 10px;
    border: none;
}

.panel {
    display: none;
}

.panel.active {
    display: block;
}

input, select {
    width: 100%;
    margin: 6px 0;
    padding: 12px;
    border-radius: 10px;
    border: 1px solid #cbd5e1;
    background: #ffffff;
    color: #000;
    font-size: 16px;
}

.convert-btn {
    width: 100%;
    padding: 14px;
    margin-top: 18px;
    border-radius: 12px;
    border: none;
    background: #ef4444;
    color: #fff;
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
}

.output {
    margin-top: 12px;
    padding: 10px;
    background: #020617;
    border-radius: 12px;
    font-size: 15px;
}

.branding {
    margin-top: 10px;
    font-size: 11px;
    text-align: center;
    opacity: 0.6;
}