:root {
    --bg: #f8fafc;
    --panel: rgba(255, 255, 255, 0.9);
    --panel-strong: #ffffff;
    --text: #0f172a;
    --muted: #64748b;
    --line: rgba(15, 23, 42, 0.09);
    --accent: #111827;
    --accent-soft: #e2e8f0;
    --success: #166534;
    --danger: #b91c1c;
    --warning: #b45309;
    --shadow: 0 24px 60px rgba(15, 23, 42, 0.08);
}

html {
    font-size: 86.4%;
    scroll-behavior: smooth;
}

body {
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(148, 163, 184, 0.18), transparent 26%),
        radial-gradient(circle at top right, rgba(15, 23, 42, 0.05), transparent 22%),
        linear-gradient(180deg, #fcfdff 0%, #f8fafc 48%, #f1f5f9 100%);
}

.grid-backdrop {
    background-image:
        linear-gradient(to right, rgba(148, 163, 184, 0.12) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(148, 163, 184, 0.12) 1px, transparent 1px);
    background-size: 32px 32px;
}

.glass-panel {
    background: var(--panel);
    backdrop-filter: blur(14px);
    box-shadow: var(--shadow);
}

.content-prose p {
    margin-bottom: 1rem;
    color: #334155;
    line-height: 1.8;
}

.content-prose ul {
    list-style: disc;
    padding-left: 1.4rem;
    color: #334155;
    line-height: 1.8;
}