/* Páginas de apoio da KL Web (Sobre e artigos). Independente do CSS do app. */
:root {
    --bg: #e3f8fc;
    --text: #0f172a;
    --muted: #3f5266;
    --line: #b7e2eb;
    --link: #0e7490;
    --font: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

:root.dark {
    --bg: #0b1222;
    --text: #f1f5f9;
    --muted: #b6c2d6;
    --line: #26324d;
    --link: #33a4f8;
}

@media (prefers-color-scheme: dark) {
    :root:not(.light) {
        --bg: #0b1222;
        --text: #f1f5f9;
        --muted: #b6c2d6;
        --line: #26324d;
        --link: #33a4f8;
    }
}

* {
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: var(--font);
    font-size: 1.05rem;
    line-height: 1.75;
    display: block;
    height: auto;
    overflow: auto;
}

a {
    color: var(--link);
    text-underline-offset: 3px;
}

a:focus-visible {
    outline: 2px solid var(--link);
    outline-offset: 3px;
}

.site-header,
.page,
.site-footer {
    width: min(40rem, calc(100% - 2.5rem));
    margin-inline: auto;
}

.site-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--line);
    font-size: 0.95rem;
}

.site-header .brand {
    color: var(--text);
    font-weight: 700;
    text-decoration: none;
}

.site-header nav {
    display: flex;
    gap: 1.25rem;
}

.site-header nav a {
    color: var(--muted);
    text-decoration: none;
}

.site-header nav a:hover {
    color: var(--text);
    text-decoration: underline;
}

.page {
    padding: 3rem 0 4rem;
}

.page h1 {
    font-size: clamp(1.75rem, 4.5vw, 2.3rem);
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin: 0 0 1.25rem;
}

.page h2 {
    font-size: 1.3rem;
    line-height: 1.3;
    letter-spacing: -0.01em;
    margin: 2.5rem 0 0.75rem;
}

.page p {
    margin: 0 0 1.1rem;
}

.page ul {
    margin: 0 0 1.1rem;
    padding-left: 1.25rem;
}

.page li {
    margin-bottom: 0.6rem;
}

.page .lead {
    font-size: 1.15rem;
    color: var(--muted);
}

.back {
    display: inline-block;
    margin-bottom: 1.75rem;
    font-size: 0.92rem;
}

.next-step {
    margin-top: 2.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--line);
}

.next-step p {
    margin-bottom: 0.4rem;
}

.next-step a {
    font-weight: 600;
}

.site-footer {
    padding: 1.5rem 0 2.5rem;
    border-top: 1px solid var(--line);
    font-size: 0.85rem;
    color: var(--muted);
}