:root {
    --primary-color: var(--header-font, #212121);
    --secondary-color: color-mix(in srgb, var(--font-color, #333333) 58%, #ffffff);
    --accent-color: var(--accent, #e57241);
    --background-color: var(--body-bg, #f9f9f9);
    --surface-color: rgba(255, 255, 255, 0.94);
    --text-color: var(--font-color, #333333);
    --white: #ffffff;

    --noticia-h1: var(--primary-color);
    --noticia-h2: #f9f9f9;
    --noticia-p: #f9f9f9;
    --noticia-small: #666666;
    --noticia-a: var(--primary-color);
    --noticia-border: rgba(15, 23, 42, 0.1);

    --pagination-a: var(--primary-color);
    --pagination-hover: color-mix(in srgb, var(--accent-color) 22%, #ffffff);
    --pagination-active: var(--primary-color);

    --paginnavegacao-active: var(--primary-color);

    --button: var(--accent-color);
    --button-hover: color-mix(in srgb, var(--accent-color) 76%, #ffffff);
}

body {
    font-family: "Segoe UI", Arial, sans-serif;
    margin: 0;
    padding: 0;
    color: var(--text-color);
    background:
        radial-gradient(circle at top left, color-mix(in srgb, var(--accent-color) 10%, transparent), transparent 30%),
        linear-gradient(180deg, color-mix(in srgb, var(--background-color) 90%, #ffffff) 0%, var(--background-color) 100%);
}

main {
    width: min(980px, calc(100% - 32px));
    margin: 42px auto;
    padding: clamp(20px, 3vw, 32px);
    background-color: var(--surface-color);
    border-radius: 24px;
    border: 1px solid rgba(15, 23, 42, 0.08);
    box-shadow: 0 22px 60px rgba(15, 23, 42, 0.1);
}

main h1,
main h2,
main h3 {
    color: var(--primary-color);
    line-height: 1.15;
}

main h1 {
    text-align: center;
    margin-bottom: 20px;
}

main p,
main li {
    color: color-mix(in srgb, var(--text-color) 88%, #ffffff);
    line-height: 1.7;
}

main a {
    color: var(--accent-color);
}

main a:hover {
    opacity: 0.82;
}

.alert {
    padding: 12px 16px;
    border-radius: 14px;
    margin: 12px 0;
    font-weight: 700;
    border: 1px solid transparent;
}

.alert.success {
    background-color: rgba(220, 252, 231, 0.9);
    color: #166534;
    border-color: rgba(34, 197, 94, 0.18);
}

.alert.error {
    background-color: rgba(254, 226, 226, 0.9);
    color: #991b1b;
    border-color: rgba(239, 68, 68, 0.18);
}

@media (max-width: 768px) {
    main {
        width: calc(100% - 20px);
        margin: 24px auto;
        padding: 20px 16px;
        border-radius: 18px;
    }
}