/* Explain: Base CSS reset, typography, and bilingual display styles. */
* {
    box-sizing: border-box;
}

html {
    background: var(--background-color);
    color: var(--text-color);
    scroll-padding-top: 84px;
}

body {
    margin: 0;
    overflow-x: hidden;
    background: var(--paper-color);
    color: var(--text-color);
    font-family: var(--font-body);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

button,
a,
select {
    cursor: pointer;
}

img {
    display: block;
    max-width: 100%;
}

::selection {
    background: var(--primary-color);
    color: #ffffff;
}

[x-cloak] {
    display: none !important;
}

/* Bilingual visibility — the active language shows, the other is hidden */
html[data-lang="en"] .bi-ar,
html[data-lang="ar"] .bi-en {
    display: none !important;
}

/* Blueprint grid motif */
.bp-grid {
    background-image:
        linear-gradient(var(--navy-line) 1px, transparent 1px),
        linear-gradient(90deg, var(--navy-line) 1px, transparent 1px);
    background-size: 48px 48px;
}

.prose-content {
    color: var(--text-muted);
    font-size: 1.05rem;
    line-height: 1.95;
}

.prose-content p {
    margin: 0 0 1.15rem;
}

.prose-content h2,
.prose-content h3 {
    margin: 1.8rem 0 0.8rem;
    color: var(--text-color);
    font-family: var(--font-heading);
}

.prose-content ul {
    margin: 0 0 1.15rem;
    padding-inline-start: 1.3rem;
    list-style: disc;
}