:root {
    --ink: #1f2933;
    --muted: #5f6c7b;
    --line: #d8dee7;
    --panel: #f6f8fb;
    --accent: #1d6f8f;
    --accent-dark: #164f63;
    --warning-bg: #fff3d6;
    --warning-line: #e5b743;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: #ffffff;
    color: var(--ink);
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.6;
}

.page {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
    padding: 48px 0 64px;
}

.intro {
    border-bottom: 1px solid var(--line);
    padding-bottom: 32px;
}

.eyebrow {
    margin: 0 0 12px;
    color: var(--accent);
    font-size: 0.82rem;
    font-weight: 700;
    text-transform: uppercase;
}

h1,
h2,
h3,
p {
    margin-top: 0;
}

h1 {
    max-width: 760px;
    margin-bottom: 18px;
    font-size: clamp(2.25rem, 7vw, 4.8rem);
    line-height: 1;
}

h2 {
    margin-bottom: 12px;
    font-size: 1.7rem;
    line-height: 1.2;
}

h3 {
    margin-bottom: 8px;
    font-size: 1.05rem;
}

.summary {
    max-width: 780px;
    margin-bottom: 0;
    color: var(--muted);
    font-size: 1.1rem;
}

.notice {
    margin: 28px 0;
    padding: 20px 22px;
    border-left: 6px solid var(--warning-line);
    background: var(--warning-bg);
}

.notice p,
.method p,
.section-heading p,
.finding-grid p {
    color: var(--muted);
}

.notice p,
.method p {
    margin-bottom: 0;
}

.findings,
.chart-section,
.method {
    padding: 34px 0;
    border-top: 1px solid var(--line);
}

.finding-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.finding-grid article {
    padding: 20px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--panel);
}

.value {
    display: block;
    margin-bottom: 10px;
    color: var(--accent-dark);
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
}

.section-heading {
    max-width: 780px;
    margin-bottom: 18px;
}

.chart-section img {
    display: block;
    width: 100%;
    height: auto;
    border: 1px solid var(--line);
    border-radius: 8px;
}

@media (max-width: 760px) {
    .page {
        width: min(100% - 24px, 1120px);
        padding-top: 32px;
    }

    .finding-grid {
        grid-template-columns: 1fr;
    }

    .notice {
        padding: 18px;
    }
}

.disclaimer {
    padding-top: 24px;
    border-top: 1px solid var(--line);
    font-size: 0.78rem;
    line-height: 1.45;
}

.disclaimer p {
    margin-bottom: 0;
    color: var(--muted);
}

.disclaimer p+p {
    margin-top: 8px;
}

.disclaimer a {
    color: var(--accent-dark);
}

@media (max-width: 760px) {
    .disclaimer {
        font-size: 0.72rem;
    }
}

/* mobile-first part  */

@media (max-width: 760px) {
    .page {
        width: min(100% - 20px, 1120px);
        padding: 24px 0 40px;
    }

    .intro {
        padding-bottom: 24px;
    }

    .eyebrow {
        font-size: 0.76rem;
    }

    h1 {
        margin-bottom: 14px;
        font-size: 2.35rem;
        line-height: 1.05;
    }

    h2 {
        font-size: 1.35rem;
    }

    .summary {
        font-size: 1rem;
    }

    .notice {
        margin: 22px 0;
        padding: 16px;
        border-left-width: 5px;
    }
}

@media (max-width: 420px) {
    h1 {
        font-size: 2rem;
    }

    body {
        line-height: 1.55;
    }
}

/* buttons home and studies  */

.page-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 28px;
}

.page-actions a {
    /* background: var(--accent-dark); */
    /* color: #ffffff; */
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    padding: 8px 14px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #2e5590;
    /* color: var(--accent-dark); */
    color: var(--panel);
    font-size: 0.92rem;
    font-weight: 700;
    text-decoration: none;
}

.page-actions a:hover {
    /* background: var(--accent); */
    border-color: var(--accent);
    background: var(--panel);
    color: #2e5590;
}

@media (max-width: 760px) {
    .page-actions {
        gap: 8px;
        margin-bottom: 22px;
    }

    .page-actions a {
        flex: 1 1 150px;
        min-height: 42px;
        padding: 8px 10px;
        font-size: 0.9rem;
    }
}