/* === RESET === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --green:      #4daf5c;
  --green-dark: #023b41;
  --green-mid:  #3a9e4a;
  --green-pale: #eef8f0;
  --blue:       #007cba;
  --blue-pale:  #e6f2fb;
  --text:       #1a1a2e;
  --text-mid:   #3d4452;
  --text-muted: #6b7280;
  --border:     #e5e7eb;
  --border-mid: #d1d5db;
  --bg:         #ffffff;
  --bg-alt:     #f9fafb;
  --bg-dark:    #023b41;
  --shadow-sm:  0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow:     0 4px 16px rgba(0,0,0,.08);
  --shadow-lg:  0 10px 40px rgba(0,0,0,.12);
  --radius:     8px;
  --radius-lg:  16px;
  --t:          .18s ease;
}

html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  font-size: 16px;
}
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
ul { list-style: none; }
img, svg { display: block; }

/* === LAYOUT === */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}
.section       { padding: 4rem 0; }
.section-alt   { background: var(--bg-alt); }
.section-dark  { background: var(--bg-dark); color: #fff; }

/* === BUTTONS === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .55rem 1.25rem;
  border-radius: 9999px;
  font-size: .875rem;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--t);
  text-decoration: none;
  white-space: nowrap;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--green); color: #fff; }
.btn-primary:hover { background: var(--green-mid); }
.btn-dark { background: var(--green-dark); color: #fff; }
.btn-dark:hover { background: #035060; }
.btn-outline { border-color: var(--green-dark); color: var(--green-dark); }
.btn-outline:hover { background: var(--green-pale); }
.btn-outline-white { border-color: rgba(255,255,255,.5); color: #fff; }
.btn-outline-white:hover { background: rgba(255,255,255,.1); }
.btn-ghost { color: var(--text-muted); border-color: var(--border-mid); }
.btn-ghost:hover { background: var(--bg-alt); color: var(--text); }
.btn-sm { padding: .35rem .9rem; font-size: .8rem; }

/* === HEADER / NAV === */
.site-header {
  background: var(--green-dark);
  position: sticky;
  top: 0;
  z-index: 200;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.nav {
  display: flex;
  align-items: center;
  height: 64px;
  gap: 1.5rem;
}
.nav-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}
.nav-logo-full {
  height: 40px;
  width: auto;
  filter: brightness(0) invert(1);
}
.nav-logo-text {
  font-size: .95rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: .01em;
  line-height: 1;
}
.nav-logo-text span { color: var(--green); }

/* === LANG SWITCHER === */
.lang-switcher {
  display: flex;
  gap: .2rem;
  margin-left: auto;
  padding-left: 1rem;
  border-left: 1px solid rgba(255,255,255,.15);
  flex-shrink: 0;
}
.lang-btn {
  background: none;
  border: 1px solid transparent;
  color: rgba(255,255,255,.45);
  font-size: .72rem;
  font-weight: 700;
  cursor: pointer;
  padding: .3rem .45rem;
  border-radius: 4px;
  transition: var(--t);
  letter-spacing: .05em;
  line-height: 1;
}
.lang-btn:hover { color: rgba(255,255,255,.8); border-color: rgba(255,255,255,.2); }
.lang-btn.active { color: #fff; background: rgba(255,255,255,.15); border-color: rgba(255,255,255,.25); }

.nav-links {
  display: flex;
  align-items: center;
  gap: .25rem;
  margin-left: auto;
}
.nav-links a {
  color: rgba(255,255,255,.8);
  font-size: .875rem;
  font-weight: 500;
  padding: .4rem .75rem;
  border-radius: var(--radius);
  transition: var(--t);
  text-decoration: none;
}
.nav-links a:hover,
.nav-links a.active { color: #fff; background: rgba(255,255,255,.1); }
.nav-links a.nav-cta {
  background: var(--green);
  color: #fff;
  margin-left: .5rem;
  border-radius: 9999px;
}
.nav-links a.nav-cta:hover { background: var(--green-mid); }

.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: .5rem;
  margin-left: auto;
}
.nav-burger span { display: block; width: 22px; height: 2px; background: #fff; border-radius: 2px; transition: var(--t); }

/* === SECTION HEADER === */
.section-title {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -.02em;
  margin-bottom: .5rem;
  color: var(--green-dark);
}
.section-sub {
  color: var(--text-muted);
  font-size: 1rem;
  margin-bottom: 2.5rem;
  max-width: 540px;
}
.section-eyebrow {
  display: inline-block;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: .5rem;
}
.section-header { margin-bottom: 2.5rem; }
.section-header-center { text-align: center; }
.section-header-center .section-sub { margin-left: auto; margin-right: auto; }

/* === HERO === */
.hero {
  background: var(--green-dark);
  color: #fff;
  padding: 3.5rem 0;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 80% 50%, rgba(77,175,92,.12) 0%, transparent 60%);
  pointer-events: none;
}
.hero-inner {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 3.5rem;
  align-items: center;
}
/* LEFT: banner + logo badge */
.hero-banner-col {
  position: relative;
  flex-shrink: 0;
}
.hero-banner-img {
  width: 100%;
  max-width: 380px;
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 32px rgba(0,0,0,.35);
  display: block;
  object-fit: cover;
}
.hero-logo-badge {
  position: absolute;
  bottom: -1rem;
  right: -1rem;
  background: var(--green-dark);
  border: 3px solid rgba(255,255,255,.15);
  border-radius: var(--radius-lg);
  padding: .6rem .9rem;
  box-shadow: 0 4px 16px rgba(0,0,0,.3);
}
.hero-logo-badge img {
  height: 36px;
  width: auto;
  filter: brightness(0) invert(1);
  display: block;
}
/* RIGHT: text */
.hero-text-col { padding-left: .5rem; }
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: rgba(77,175,92,.2);
  border: 1px solid rgba(77,175,92,.3);
  border-radius: 9999px;
  padding: .3rem .9rem;
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .07em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 1.25rem;
}
.hero h1 {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -.03em;
  margin-bottom: 1rem;
}
.hero-lead {
  font-size: 1rem;
  line-height: 1.7;
  color: rgba(255,255,255,.8);
  margin-bottom: 2rem;
  max-width: 500px;
}
.hero-actions { display: flex; gap: .75rem; flex-wrap: wrap; }
.hero-logo-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-logo-wrap img {
  width: 260px;
  filter: brightness(0) invert(1);
  opacity: .12;
}

/* === FOSS4G YEARS GRID === */
.foss4g-years-grid {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}
.foss4g-year-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: .9rem 1.25rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--text);
  transition: var(--t);
  min-width: 90px;
  text-align: center;
  position: relative;
}
.foss4g-year-card:hover { border-color: var(--green); box-shadow: var(--shadow); transform: translateY(-2px); text-decoration: none; }
.foss4g-year-card.foss4g-current { border-color: var(--green); background: var(--green-pale); }
.foss4g-year-card.foss4g-upcoming { border-color: #e07b00; background: #fff8f0; }
.foss4g-year-card.foss4g-upcoming .fy-year { color: #b35c00; }
.foss4g-year-card.foss4g-upcoming .fy-badge { background: #e07b00; }
.fy-year { font-size: 1.1rem; font-weight: 700; color: var(--green-dark); line-height: 1; }
.fy-label { font-size: .72rem; color: var(--text-muted); margin-top: .2rem; }
.fy-badge {
  position: absolute;
  top: -.5rem;
  right: -.5rem;
  background: var(--green);
  color: #fff;
  font-size: .62rem;
  font-weight: 700;
  padding: .15rem .45rem;
  border-radius: 9999px;
  text-transform: uppercase;
  letter-spacing: .05em;
}

/* === STATS BAR === */
.stats-bar {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 1.5rem 0;
}
.stats-inner {
  display: flex;
  gap: 0;
  justify-content: space-around;
  flex-wrap: wrap;
}
.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: .5rem 2rem;
}
.stat strong {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--green-dark);
  line-height: 1;
}
.stat span { font-size: .78rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: .06em; margin-top: .25rem; }

/* === CARDS === */
.card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: box-shadow var(--t), transform var(--t);
}
.card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.card-body { padding: 1.5rem; }
.card-title { font-size: 1rem; font-weight: 600; margin-bottom: .4rem; color: var(--text); }
.card-meta { font-size: .8rem; color: var(--text-muted); margin-bottom: .6rem; }
.card-text { font-size: .875rem; color: var(--text-mid); line-height: 1.6; }

/* === GRID === */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.25rem; }

/* === EVENT CARDS === */
.event-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  display: flex;
  gap: 1.25rem;
  transition: box-shadow var(--t), transform var(--t);
  text-decoration: none;
  color: inherit;
}
.event-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); text-decoration: none; }
.event-card.featured { border-color: var(--green); border-left: 4px solid var(--green); }

.event-date-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  min-width: 48px;
  text-align: center;
  padding-top: .1rem;
  flex-shrink: 0;
}
.event-date-badge .day { font-size: 1.5rem; font-weight: 700; line-height: 1; color: var(--green-dark); }
.event-date-badge .month { font-size: .7rem; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: .05em; }

.event-info h3 { font-size: .95rem; font-weight: 600; margin-bottom: .3rem; }
.event-info .event-loc { font-size: .8rem; color: var(--text-muted); margin-bottom: .4rem; }
.event-info p { font-size: .85rem; color: var(--text-mid); }
.event-tag {
  display: inline-block;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: .15rem .55rem;
  border-radius: 9999px;
  background: var(--green-pale);
  color: var(--green-dark);
  margin-bottom: .4rem;
}
.event-tag.tag-blue { background: var(--blue-pale); color: var(--blue); }
.event-tag.tag-orange { background: #fff0e0; color: #b35c00; }

/* === PILLARS === */
.pillar {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: box-shadow var(--t);
}
.pillar:hover { box-shadow: var(--shadow); }
.pillar-icon { font-size: 1.6rem; margin-bottom: .75rem; }
.pillar h3 { font-size: .95rem; font-weight: 600; margin-bottom: .4rem; color: var(--green-dark); }
.pillar p { font-size: .85rem; color: var(--text-muted); }

/* === JOIN BANNER === */
.join-banner {
  background: linear-gradient(135deg, var(--green-dark), #035060);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 3rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}
.join-banner h2 { font-size: 1.5rem; font-weight: 700; margin-bottom: .5rem; }
.join-banner p { color: rgba(255,255,255,.8); font-size: .95rem; max-width: 480px; }

/* === BOARD === */
.board-grid { display: flex; flex-wrap: wrap; gap: 1rem; }
.board-card {
  display: flex;
  align-items: center;
  gap: .9rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  flex: 1 1 200px;
}
.board-card.president { border-color: var(--green); background: var(--green-pale); }
.avatar {
  width: 42px; height: 42px;
  border-radius: 50%;
  background: var(--green-dark);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: .72rem; font-weight: 700;
  flex-shrink: 0;
}
.board-card.president .avatar { background: var(--green); }
.board-card h3 { font-size: .9rem; font-weight: 600; }
.board-card .role { font-size: .78rem; color: var(--green-dark); font-weight: 500; }

/* === FOUNDERS PHOTO === */
.founders-photo {
  margin-top: 2rem;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}
.founders-photo img {
  width: 100%;
  display: block;
  max-height: 420px;
  object-fit: cover;
  object-position: center 60%;
}
.founders-photo figcaption {
  background: var(--green-dark);
  color: rgba(255,255,255,.85);
  font-size: .8rem;
  padding: .6rem 1rem;
  text-align: center;
  font-style: italic;
}
.founders-photo figcaption em { color: #fff; font-style: italic; }

/* === SOCIAL LINKS === */
.social-grid { display: flex; flex-wrap: wrap; gap: .75rem; }
.social-link {
  display: flex;
  align-items: center;
  gap: .65rem;
  padding: .65rem 1.1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--text);
  font-size: .875rem;
  font-weight: 500;
  transition: var(--t);
  background: var(--bg);
}
.social-link:hover { border-color: var(--green); background: var(--green-pale); color: var(--green-dark); text-decoration: none; }
.social-link .icon { width: 20px; height: 20px; flex-shrink: 0; }

/* === ARCHIVE TABLE === */
.year-group { margin-bottom: 3rem; }
.year-heading {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--green-dark);
  padding-bottom: .5rem;
  border-bottom: 2px solid var(--green);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: .75rem;
}
.events-list { display: flex; flex-direction: column; gap: .6rem; }
.archive-event {
  display: grid;
  grid-template-columns: 110px 1fr auto;
  gap: 1rem;
  align-items: start;
  padding: .85rem 1rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: var(--t);
}
.archive-event:hover { border-color: var(--border-mid); background: var(--bg-alt); }
.archive-event .ev-date { font-size: .82rem; font-weight: 600; color: var(--text-muted); white-space: nowrap; }
.archive-event .ev-title { font-size: .9rem; font-weight: 600; color: var(--text); }
.archive-event .ev-loc { font-size: .8rem; color: var(--text-muted); margin-top: .15rem; }
.archive-event .ev-badge { font-size: .72rem; font-weight: 700; padding: .2rem .6rem; border-radius: 9999px; background: var(--green-pale); color: var(--green-dark); white-space: nowrap; }

/* === AG PAGE === */
.ag-grid { display: flex; flex-direction: column; gap: 1rem; }
.ag-row {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  align-items: center;
  gap: 1.25rem;
  padding: 1.1rem 1.25rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: var(--t);
}
.ag-row:hover { border-color: var(--green); box-shadow: var(--shadow-sm); }
.ag-year { font-size: 1.15rem; font-weight: 700; color: var(--green-dark); }
.ag-info h3 { font-size: .9rem; font-weight: 600; margin-bottom: .2rem; }
.ag-info p { font-size: .82rem; color: var(--text-muted); }

/* === CONTACT === */
.contact-block {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}
.contact-block h3 {
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1rem;
  padding-bottom: .5rem;
  border-bottom: 1px solid var(--border);
}
.legal-dl { display: flex; flex-direction: column; gap: .65rem; }
.legal-dl dt { font-size: .75rem; text-transform: uppercase; letter-spacing: .06em; color: var(--text-muted); margin-bottom: .1rem; }
.legal-dl dd { font-size: .9rem; font-weight: 600; color: var(--text); }

/* === PAGE HERO (sub-pages) === */
.page-hero {
  background: var(--green-dark);
  color: #fff;
  padding: 3rem 0 2.5rem;
}
.page-hero h1 { font-size: 2rem; font-weight: 700; letter-spacing: -.02em; margin-bottom: .5rem; }
.page-hero p { color: rgba(255,255,255,.75); font-size: 1rem; max-width: 520px; }
.breadcrumb {
  display: flex;
  align-items: center;
  gap: .4rem;
  font-size: .8rem;
  color: rgba(255,255,255,.5);
  margin-bottom: .75rem;
}
.breadcrumb a { color: rgba(255,255,255,.6); text-decoration: none; }
.breadcrumb a:hover { color: #fff; }
.breadcrumb span { color: rgba(255,255,255,.3); }

/* === FOOTER === */
.site-footer {
  background: var(--green-dark);
  color: rgba(255,255,255,.75);
  padding: 3rem 0 1.5rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 2.5rem;
}
.footer-brand img { height: 36px; filter: brightness(0) invert(1); margin-bottom: .75rem; }
.footer-brand p { font-size: .82rem; color: rgba(255,255,255,.5); line-height: 1.6; max-width: 240px; }
.footer-col h4 { font-size: .75rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: rgba(255,255,255,.5); margin-bottom: .85rem; }
.footer-col ul { display: flex; flex-direction: column; gap: .45rem; }
.footer-col a { font-size: .85rem; color: rgba(255,255,255,.65); text-decoration: none; transition: color var(--t); }
.footer-col a:hover { color: #fff; }
.footer-bottom {
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-bottom p { font-size: .78rem; color: rgba(255,255,255,.35); }
.footer-social { display: flex; gap: .6rem; }
.footer-social a {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: rgba(255,255,255,.08);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,.6);
  font-size: .75rem;
  font-weight: 700;
  transition: var(--t);
  text-decoration: none;
}
.footer-social a:hover { background: var(--green); color: #fff; }

/* === LINK CARDS (sites amis) === */
.links-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.25rem;
}
.links-grid-4 {
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
}

.link-card {
  display: flex;
  flex-direction: column;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.4rem;
  text-decoration: none;
  color: var(--text);
  transition: box-shadow var(--t), transform var(--t), border-color var(--t);
}
.link-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-3px);
  border-color: var(--green);
  text-decoration: none;
  color: var(--text);
}
.link-card-sm { padding: 1.1rem; }

.link-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: .85rem;
}
.link-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .02em;
  flex-shrink: 0;
  color: #fff;
}
.link-card-sm .link-icon {
  width: 36px;
  height: 36px;
  font-size: .7rem;
  margin-bottom: .75rem;
}
.link-icon-pg     { background: #336791; }
.link-icon-osm    { background: #7ebc6f; }
.link-icon-geo    { background: #4b9e6b; }
.link-icon-osgeo  { background: var(--green-dark); }
.link-icon-be     { background: #003580; }
.link-icon-qgis   { background: #589632; }
.link-icon-map    { background: #3388cc; }
.link-icon-grass  { background: #6aa84f; }
.link-icon-py     { background: #3776ab; }
.link-icon-r      { background: #276dc3; }
.link-icon-ok     { background: #d4272a; }
.link-icon-add    { background: var(--green); }
.link-icon-logo   { background: #fff; border: 1px solid #e5eae5; padding: 5px; }
.link-icon-logo img { width: 100%; height: 100%; object-fit: contain; display: block; }
.link-icon-wide   { width: 110px; height: 36px; background: #fff; border: 1px solid #e5eae5; border-radius: var(--radius); padding: 4px; display: flex; align-items: center; justify-content: center; }
.link-icon-wide img { max-width: 100%; max-height: 100%; object-fit: contain; display: block; }

.links-section        { margin-bottom: 3rem; }
.links-section-header { margin-bottom: 1.5rem; }

.link-card-volunteer {
  border-style: dashed;
}
.link-card-add {
  opacity: .85;
  justify-content: center;
  align-items: center;
  text-align: center;
}
.link-card-add h3 { margin-bottom: .5rem; }

.link-tag {
  display: inline-block;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: .2rem .6rem;
  border-radius: 9999px;
  background: var(--bg-alt);
  color: var(--text-muted);
  border: 1px solid var(--border);
}
.link-tag-green {
  background: var(--green-pale);
  color: var(--green-dark);
  border-color: transparent;
}

.link-card h3 {
  font-size: .92rem;
  font-weight: 600;
  margin-bottom: .4rem;
  color: var(--text);
}
.link-card p {
  font-size: .82rem;
  color: var(--text-muted);
  line-height: 1.55;
  flex: 1;
  margin-bottom: .75rem;
}
.link-url {
  font-size: .75rem;
  color: var(--blue);
  font-weight: 500;
  margin-top: auto;
  display: block;
}
.link-card:hover .link-url { text-decoration: underline; }

/* === RESOURCE PILLS === */
.res-pill {
  display: inline-block;
  padding: .25rem .6rem;
  background: var(--green-pale);
  color: var(--green-dark);
  border: 1px solid #b8e0c0;
  border-radius: 9999px;
  font-size: .78rem;
  font-weight: 600;
  text-decoration: none;
  transition: background var(--t), color var(--t);
}
.res-pill:hover {
  background: var(--green);
  color: #fff;
  text-decoration: none;
}

/* === UTILS === */
.text-muted { color: var(--text-muted); }
.text-green { color: var(--green); }
.text-dark { color: var(--green-dark); }
.mt-1 { margin-top: .5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: .5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.divider { border: none; border-top: 1px solid var(--border); margin: 2rem 0; }

/* === RESPONSIVE === */
@media (max-width: 960px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .hero-inner { grid-template-columns: 1fr; gap: 2rem; }
  .hero-banner-col { max-width: 420px; }
  .hero-logo-wrap { display: none; }
  .hero-text-col { padding-left: 0; }
}
@media (max-width: 800px) {
  .contact-layout { grid-template-columns: 1fr !important; }
}
@media (max-width: 960px) {
  .nav-links { display: none; position: absolute; top: 64px; left: 0; right: 0; background: var(--green-dark); flex-direction: column; align-items: flex-start; padding: .5rem 0; border-bottom: 1px solid rgba(255,255,255,.1); box-shadow: var(--shadow); gap: 0; }
  .nav-links.open { display: flex; }
  .nav-links a { padding: .75rem 1.5rem; width: 100%; border-radius: 0; }
  .nav-links a.nav-cta { margin: .5rem 1.5rem; width: calc(100% - 3rem); justify-content: center; border-radius: 9999px; }
  .nav-burger { display: flex; }
  .site-header { position: relative; }
  .nav { position: relative; }
  .lang-switcher { margin-left: 0; padding-left: .5rem; border-left: none; }
}
@media (max-width: 700px) {
  .hero-logo-badge { display: none; }
  .foss4g-years-grid { gap: .5rem; }
  .foss4g-year-card { min-width: 75px; padding: .65rem .9rem; }
  .grid-3, .grid-4, .grid-2 { grid-template-columns: 1fr; }
  .archive-event { grid-template-columns: 1fr; }
  .archive-event .ev-badge { justify-self: start; }
  .ag-row { grid-template-columns: 1fr; gap: .5rem; }
  .footer-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .join-banner { flex-direction: column; }
  .stats-inner { justify-content: flex-start; gap: 1rem; }
  .stat { padding: .5rem 1rem; align-items: flex-start; }
}