:root {
    --bg-color: #030712;
    --text-secondary: #94a3b8;
    --accent-color: #facc15; /* [2026-08-24] 인디고→브랜드 노랑(이 페이지는 v12_layout.css 미로드, 독립 검증툴) */
}
body {
    margin: 0; padding: 0;
    background-color: var(--bg-color);
    height: 100vh; overflow: hidden;
}
#chart-container { width: 100%; height: 100%; position: relative; }
#loading {
    position: absolute; top: 0; left: 0; right: 0; bottom: 0;
    background: var(--bg-color); z-index: 100;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    font-family: var(--font-sans); font-size: 0.7rem; color: var(--text-secondary);
}
.spinner {
    width: 20px; height: 24px; border: 2px solid rgba(99, 102, 241, 0.1);
    border-top-color: var(--accent-color); border-radius: 50%;
    animation: spin 1s linear infinite; margin-bottom: 10px;
}
@keyframes spin { to { transform: rotate(360deg); } }