/* -------------------------------------------------
   Minimal Stockholm University inspired stylesheet
   For plain content pages: text, headings, tables.
-------------------------------------------------- */

/* Stockholm University colour variables */
:root {
    --su-blue: #002F5F;
    --su-orange: #EB7125;
    --su-light-blue: #EBF0F5;
    --su-border: #dce4ee;
    --su-text: #222222;
    --su-background: #ffffff;
    --su-table-stripe: #f8fafc;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    font-size: clamp(1rem, 0.95rem + 0.2vw, 1.125rem);
    line-height: 1.6;
    color: var(--su-text);
    background: var(--su-background);

    /* Prevent unreadably wide lines on large screens */
    max-width: 70rem;
    margin: 0 auto;
    padding: 1rem;
}

/* Main university colour */
h1,
h2,
h3 {
    color: var(--su-blue);
    line-height: 1.2;
    font-weight: 600;
}

h1 {
    font-size: clamp(1.5rem, 1.1rem + 1.2vw, 2.2rem);
}

h2 {
    font-size: clamp(1.05rem, 1.0rem + 0.6vw, 1.4rem);
}

h3 {
    font-size: clamp(0.9rem, 0.9rem + 0.3vw, 1.05rem);
}

/* Basic text spacing */
p,
ul,
ol {
    margin: 0 0 1rem;
}

/* Accent colour for links */
a {
    color: var(--su-orange);
    text-decoration: none;
}

a:hover,
a:focus {
    text-decoration: underline;
}

/* Simple tables */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
}

th,
td {
    padding: 0.5rem 0.75rem;
    text-align: left;
    border: 1px solid var(--su-border);
}

th {
    background: var(--su-light-blue);
    color: var(--su-blue);
    font-weight: 600;
}

tr:nth-child(even) {
    background: var(--su-table-stripe);
}