/* itrelief.com -- one stylesheet for every page. ASCII only. */

:root {
    --bg: #f7f5f0;
    --surface: #ffffff;
    --ink: #1f2a30;
    --muted: #5a666d;
    --line: #dcd8cf;
    /* Matched to the logo: "IT" #06cec4, "RELIEF" #014641. The bright teal
       is too light for text on white, so text links use a darker teal. */
    --accent: #0a6f6a;
    --accent-dark: #014641;
    --accent-soft: #e0f3f1;
    --accent-bright: #06cec4;
    --max: 68rem;
    --text: 42rem;
}

* { box-sizing: border-box; }

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

body {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font-family: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
    font-size: 1.0625rem;
    line-height: 1.65;
}

a { color: var(--accent); text-underline-offset: 0.15em; }
a:hover { color: var(--accent-dark); }

.skip {
    position: absolute; left: -999px; top: 0;
    background: var(--ink); color: #fff; padding: 0.5rem 1rem;
}
.skip:focus { left: 0; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 1.25rem; }

/* Header */
.site-header {
    background: var(--surface);
    border-bottom: 1px solid var(--line);
}
.site-header .wrap {
    display: flex; flex-wrap: wrap; align-items: center;
    justify-content: space-between; gap: 0.5rem 1.5rem;
    padding-top: 0.9rem; padding-bottom: 0.9rem;
}
.brand { display: block; line-height: 0; }
.brand img { display: block; height: 2.25rem; width: auto; }
.site-nav ul {
    list-style: none; margin: 0; padding: 0;
    display: flex; flex-wrap: wrap; gap: 0.25rem 1.25rem;
}
.site-nav a {
    color: var(--muted); text-decoration: none; font-size: 0.98rem;
    padding: 0.2rem 0; border-bottom: 2px solid transparent;
}
.site-nav a:hover { color: var(--ink); }
.site-nav a[aria-current="page"] { color: var(--ink); border-bottom-color: var(--accent); }

/* Page sections */
main { display: block; }
.hero { padding: 4rem 0 3rem; }
.hero h1 {
    font-size: clamp(1.9rem, 4.2vw, 2.9rem); line-height: 1.2;
    margin: 0 0 1.25rem; max-width: 22ch; font-weight: 650;
}
.lede { font-size: 1.2rem; color: var(--muted); max-width: var(--text); margin: 0; }

.page-head { padding: 3rem 0 1.5rem; }
.page-head h1 { font-size: clamp(1.7rem, 3.5vw, 2.4rem); line-height: 1.2; margin: 0 0 0.75rem; font-weight: 650; }

section { padding: 1.5rem 0 2.5rem; }
h2 { font-size: 1.45rem; line-height: 1.3; margin: 0 0 1rem; font-weight: 650; }
h3 { font-size: 1.12rem; line-height: 1.35; margin: 0 0 0.4rem; }
p { margin: 0 0 1rem; }
.prose { max-width: var(--text); }
.prose h2 { margin-top: 2rem; }

/* Figures row */
.figures {
    display: grid; gap: 1rem;
    grid-template-columns: repeat(auto-fit, minmax(10.5rem, 1fr));
    margin: 0; padding: 0; list-style: none;
}
.figures li {
    background: var(--surface); border: 1px solid var(--line);
    border-radius: 6px; padding: 1.1rem 1.2rem;
}
.figures strong { display: block; font-size: 1.7rem; line-height: 1.2; color: var(--accent); }
.figures span { color: var(--muted); font-size: 0.95rem; }

/* Cards */
.cards {
    display: grid; gap: 1.25rem;
    grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr));
}
.card {
    background: var(--surface); border: 1px solid var(--line);
    border-radius: 6px; padding: 1.4rem 1.5rem;
}
.card p:last-child, .card ul:last-child { margin-bottom: 0; }
.card ul { margin: 0 0 1rem; padding-left: 1.2rem; }
.card li { margin-bottom: 0.25rem; }
.card .tag {
    display: inline-block; font-size: 0.8rem; text-transform: uppercase;
    letter-spacing: 0.06em; color: var(--accent); margin-bottom: 0.4rem;
}
.case dl { margin: 0; }
.case dt { font-weight: 600; font-size: 0.9rem; color: var(--muted); margin-top: 0.75rem; }
.case dd { margin: 0.15rem 0 0; }

/* Numbered principles */
.principles { counter-reset: p; list-style: none; padding: 0; margin: 0; max-width: var(--text); }
.principles li {
    counter-increment: p; position: relative;
    padding: 0 0 1.4rem 3rem;
}
.principles li::before {
    content: counter(p);
    position: absolute; left: 0; top: 0.1rem;
    width: 2rem; height: 2rem; border-radius: 50%;
    background: var(--accent-soft); color: var(--accent-dark);
    font-weight: 700; text-align: center; line-height: 2rem;
}

.note {
    background: var(--accent-soft); border-left: 4px solid var(--accent);
    padding: 1rem 1.25rem; border-radius: 0 6px 6px 0; max-width: var(--text);
}
.note p:last-child { margin-bottom: 0; }

/* Call to action */
.cta {
    background: var(--ink); color: #eef2f2; border-radius: 8px;
    padding: 2rem; margin: 1rem 0 3rem;
}
.cta h2 { color: #fff; }
.cta p { max-width: var(--text); color: #d6dede; }
.button {
    display: inline-block; background: var(--accent); color: #fff;
    text-decoration: none; padding: 0.65rem 1.2rem; border-radius: 5px;
    font-weight: 600;
}
.button:hover { background: var(--accent-dark); color: #fff; }
.cta .button:hover { background: var(--accent-bright); color: var(--accent-dark); }

/* Footer */
.site-footer {
    border-top: 1px solid var(--line); background: var(--surface);
    color: var(--muted); font-size: 0.92rem; padding: 1.5rem 0;
}
.site-footer p { margin: 0 0 0.35rem; }

@media (max-width: 40rem) {
    .hero { padding: 2.5rem 0 2rem; }
    .cta { padding: 1.5rem; }
}