/* ==========================================================================
   Flourish Commons — stylesheet
   A restrained, institutional site. Typography carries most of the weight;
   the Steward's Mark (the interlace glyph) recurs quietly as the one
   signature element, used as section dividers rather than decoration.
   ========================================================================== */

:root {
    /* Colour — drawn directly from the Steward's Mark */
    --bg: #F6F3EC;
    --bg-alt: #EEE7D8;
    --text: #21241F;
    --text-muted: #666C5D;
    --primary: #3B4E41;   /* deep green, from the mark */
    --accent: #8C8064;    /* deepened tan, used sparingly for links/hover */
    --border: #DDD5C0;
    --border-strong: #C9BEA0;

    /* Type */
    --font-display: 'Source Serif 4', Georgia, 'Times New Roman', serif;
    --font-body: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'IBM Plex Mono', 'SFMono-Regular', Consolas, monospace;

    /* Layout */
    --content-width: 1100px;
    --measure: 700px;
}

/* ---------------------------------------------------------------------- */
/* Reset / base                                                           */
/* ---------------------------------------------------------------------- */

*, *::before, *::after { box-sizing: border-box; }

html {
    background: var(--bg);
    scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    font-size: 17px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

h1, h2, h3 {
    font-family: var(--font-display);
    font-weight: 500;
    line-height: 1.15;
    margin: 0;
    color: var(--text);
}

p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }

a {
    color: inherit;
    text-decoration: none;
}

ul { margin: 0; padding: 0; list-style: none; }

img { display: block; max-width: 100%; }

/* Focus visibility */
a:focus-visible,
button:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 3px;
    border-radius: 1px;
}

.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    background: var(--primary);
    color: var(--bg);
    padding: 0.75em 1.25em;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    z-index: 100;
}
.skip-link:focus {
    left: 1rem;
    top: 1rem;
}

.eyebrow {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin: 0 0 0.85em;
}

.muted { color: var(--text-muted); }

/* ---------------------------------------------------------------------- */
/* Header                                                                  */
/* ---------------------------------------------------------------------- */

.site-header {
    border-bottom: 1px solid var(--border);
    background: var(--bg);
}

.header-inner {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 1.35rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.65rem;
}

.brand-mark { width: 28px; height: 28px; flex-shrink: 0; }

.brand-name {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 500;
    letter-spacing: 0.01em;
}

.site-nav {
    display: flex;
    gap: 2rem;
    font-family: var(--font-mono);
    font-size: 0.82rem;
    letter-spacing: 0.03em;
}

.site-nav a {
    padding: 0.25rem 0.05rem;
    border-bottom: 1px solid transparent;
    transition: border-color 160ms ease, color 160ms ease;
}

.site-nav a:hover {
    border-color: var(--accent);
    color: var(--primary);
}

@media (max-width: 480px) {
    .header-inner {
        flex-wrap: wrap;
        row-gap: 0.85rem;
    }
    .site-nav { gap: 1.25rem; }
}

/* ---------------------------------------------------------------------- */
/* Hero                                                                    */
/* ---------------------------------------------------------------------- */

.hero {
    position: relative;
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 7rem 1.5rem 6rem;
    overflow: hidden;
}

.hero-inner {
    position: relative;
    z-index: 1;
    max-width: var(--measure);
}

.hero h1 {
    font-size: clamp(2.75rem, 6vw, 4.25rem);
    margin-bottom: 0.55em;
}

.hero-statement {
    font-family: var(--font-display);
    font-size: clamp(1.15rem, 2.2vw, 1.4rem);
    font-weight: 400;
    color: var(--text-muted);
    max-width: 34ch;
    margin: 0;
}

.hero-mark {
    position: absolute;
    right: -40px;
    bottom: -60px;
    width: 260px;
    height: 260px;
    opacity: 0.07;
    z-index: 0;
    pointer-events: none;
}

@media (max-width: 640px) {
    .hero { padding: 4.5rem 1.25rem 3.5rem; }
    .hero-mark { width: 160px; height: 160px; right: -30px; bottom: -30px; }
}

/* ---------------------------------------------------------------------- */
/* Section dividers — the Steward's Mark, used quietly                    */
/* ---------------------------------------------------------------------- */

.divider {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.divider::before,
.divider::after {
    content: "";
    flex: 1;
    height: 1px;
    background: var(--border);
}

.divider img {
    width: 18px;
    height: 18px;
    opacity: 0.65;
    flex-shrink: 0;
}

/* ---------------------------------------------------------------------- */
/* Generic section                                                        */
/* ---------------------------------------------------------------------- */

.section {
    padding: 4.5rem 0;
}

.section-inner {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section-label h2 {
    font-size: clamp(1.6rem, 3vw, 2rem);
    margin-bottom: 2.25rem;
}

/* About — label + measure-width copy, side by side on wide screens */

.about-grid {
    display: grid;
    grid-template-columns: minmax(0, 200px) minmax(0, 1fr);
    gap: 2.5rem 3rem;
}

.about-grid .section-label .eyebrow { margin-top: 0.4em; }

.section-body { max-width: var(--measure); }

.section-body h2 {
    font-size: clamp(1.6rem, 3vw, 2rem);
    margin-bottom: 1em;
}

.section-body p {
    font-size: 1.05rem;
    color: var(--text);
}

@media (max-width: 720px) {
    .about-grid { grid-template-columns: 1fr; gap: 1.25rem; }
}

/* ---------------------------------------------------------------------- */
/* Initiatives                                                            */
/* ---------------------------------------------------------------------- */

.initiative-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
}

.initiative {
    display: block;
    background: var(--bg);
    padding: 2.1rem 1.75rem;
    transition: background 160ms ease;
}

.initiative:hover,
.initiative:focus-visible {
    background: var(--bg-alt);
}

.initiative h3 {
    font-size: 1.1rem;
    font-weight: 500;
}

/* ---------------------------------------------------------------------- */
/* Network — visually distinct: muted tone, quieter typography            */
/* ---------------------------------------------------------------------- */

.section-network {
    background: var(--bg-alt);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.network-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem 1rem;
}

.network-list li {
    font-family: var(--font-mono);
    font-size: 0.92rem;
    color: var(--text-muted);
    border: 1px solid var(--border-strong);
    padding: 0.55rem 1.1rem;
}

/* ---------------------------------------------------------------------- */
/* Footer                                                                  */
/* ---------------------------------------------------------------------- */

.site-footer {
    border-top: 1px solid var(--border);
}

.footer-inner {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 2.75rem 1.5rem;
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: space-between;
    gap: 1rem 2rem;
    font-size: 0.92rem;
}

.footer-brand p { margin: 0; }
.footer-brand .muted { font-size: 0.88rem; margin-top: 0.15em; }

.footer-links {
    display: flex;
    gap: 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.82rem;
}

.footer-links a {
    border-bottom: 1px solid transparent;
    transition: border-color 160ms ease, color 160ms ease;
}

.footer-links a:hover { border-color: var(--accent); color: var(--primary); }

.footer-copyright {
    width: 100%;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    padding-top: 1.5rem;
    margin-top: 0.25rem;
    border-top: 1px solid var(--border);
}

@media (min-width: 560px) {
    .footer-copyright {
        width: auto;
        border-top: none;
        padding-top: 0;
        margin-top: 0;
    }
}

/* Fallback spacing for browsers without flexbox gap support */
@supports not (gap: 1rem) {
    .site-nav a + a { margin-left: 2rem; }
    .footer-links a + a { margin-left: 1.5rem; }
}