/* co-libre.space – shared stylesheet */

@font-face {
  font-family: 'Piazzolla';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url('../fonts/piazzolla-latin.woff2') format('woff2');
}
@font-face {
  font-family: 'Piazzolla';
  font-style: italic;
  font-weight: 500;
  font-display: swap;
  src: url('../fonts/piazzolla-italic-latin.woff2') format('woff2');
}
@font-face {
  font-family: 'Work Sans';
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url('../fonts/worksans-latin.woff2') format('woff2');
}

:root {
  --ink: #0B2A26;
  --teal: #0E4740;
  --teal-2: #1C5C53;
  --mint: #3ED9C4;
  --mint-soft: #8FD9C9;
  --gold: #C9A876;
  --gold-dark: #9A8256;
  --cream: #FAF6EF;
  --sand: #F1EADA;
  --line: #DCD2BB;
  --text: #3A4F4A;
  --text-2: #4B5C57;
  --muted: #6B7A75;
  --on-dark: #B9D0C9;
  --on-dark-2: #AEC7C0;
  --pad-x: 64px;
  --serif: 'Piazzolla', Georgia, serif;
  --sans: 'Work Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: #fff; font-family: var(--sans); color: var(--ink); line-height: 1.6; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--teal); text-decoration: none; }
a:hover { color: #2E9C8C; }
::selection { background: var(--gold); color: var(--ink); }
h1, h2, h3 { font-family: var(--serif); font-weight: 600; margin: 0; }
p { margin: 0; }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }

.skip-link { position: absolute; left: -999px; top: 8px; background: var(--teal); color: #fff; padding: 8px 14px; z-index: 100; }
.skip-link:focus { left: 8px; color: #fff; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  padding: 16px var(--pad-x); background: #fff; border-bottom: 2px solid var(--teal);
}
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--teal); }
.brand img { height: 34px; width: 34px; }
.brand span { font-family: var(--sans); font-weight: 600; font-size: 20px; letter-spacing: -.01em; color: var(--teal); }
.brand:hover span { color: var(--teal-2); }
.brand-light { margin-bottom: 16px; }
.brand-light span { color: var(--cream); }
.brand-light:hover span { color: var(--mint); }
.nav-links { display: flex; align-items: center; gap: 26px; font-size: 14.5px; }
.nav-links a { color: var(--teal); }
.nav-links a[aria-current="page"] { font-weight: 700; }
.lang-btn {
  border: 1.5px solid var(--teal); background: none; color: var(--teal);
  font: 700 12px var(--sans); padding: 5px 12px; cursor: pointer;
}
.cta-header { background: var(--teal); color: #fff !important; padding: 10px 20px; font-weight: 700; }
.cta-header:hover { background: var(--teal-2); }
.menu-btn {
  display: none; background: none; border: 1.5px solid var(--teal); color: var(--teal);
  font: 700 13px var(--sans); padding: 8px 12px; cursor: pointer;
}

/* ---------- Generic blocks ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 12px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase;
  color: var(--teal); border: 1px solid var(--teal); padding: 6px 14px; margin-bottom: 28px;
}
.eyebrow-sm { font-size: 12px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; margin-bottom: 14px; color: var(--gold-dark); }
.dark .eyebrow-sm { color: var(--mint-soft); }

.btn { display: inline-block; font-weight: 700; font-size: 14px; padding: 15px 28px; border: 1.5px solid transparent; }
.btn-primary { background: var(--teal); color: #fff; }
.btn-primary:hover { background: var(--teal-2); color: #fff; }
.btn-gold { background: var(--gold); color: #28211A; }
.btn-gold:hover { background: #d6b889; color: #28211A; }
.btn-outline { border-color: var(--teal); color: var(--teal); }
.btn-outline:hover { background: var(--teal); color: #fff; }
.dark .btn-outline, .page-hero:not(.light) .btn-outline { border-color: var(--mint-soft); color: var(--cream); }
.dark .btn-outline:hover, .page-hero:not(.light) .btn-outline:hover { background: var(--mint-soft); color: var(--ink); }
.btn-row { display: flex; flex-wrap: wrap; gap: 14px; }

section.split { padding: 96px var(--pad-x); display: grid; grid-template-columns: .7fr 1.3fr; gap: 64px; }
section.split h2 { font-size: 32px; line-height: 1.2; color: var(--ink); }
.lead { font-size: 16px; line-height: 1.75; color: var(--text); margin-bottom: 40px; }

.bg-white { background: #fff; }
.bg-cream { background: var(--cream); }
.bg-sand { background: var(--sand); }
.dark { background: var(--teal); color: #EAF3F0; }
.dark h2, .dark h3, section.split.dark h2 { color: var(--cream); }
.dark .lead { color: var(--on-dark); }

.cards-3 { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.cards-3 > div { padding: 28px 24px 0 0; }
.cards-3 h3, .cards-2 h3 { font-family: var(--sans); font-size: 16px; font-weight: 700; color: var(--teal); margin-bottom: 10px; }
.cards-3 p, .cards-2 p { font-size: 13.5px; line-height: 1.6; color: var(--text-2); }

.cards-3.on-dark { border-top: none; gap: 1px; background: var(--teal-2); }
.cards-3.on-dark > div { background: var(--teal); padding: 32px 28px; border-top: 2px solid var(--gold); }
.cards-3.on-dark h3 { font-family: var(--serif); font-weight: 600; font-size: 18px; color: var(--cream); }
.cards-3.on-dark p { color: var(--on-dark-2); }

.cards-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.cards-2 > div { background: #fff; padding: 28px; }
.cards-2 .num { font-family: var(--serif); font-size: 13px; color: var(--gold-dark); letter-spacing: .08em; margin-bottom: 10px; }
.cards-2 ul { margin: 12px 0 0; padding-left: 18px; font-size: 13px; color: var(--text-2); line-height: 1.7; }

.steps-4 { display: flex; }
.steps-4 > div { flex: 1; padding: 24px 24px 0 0; border-top: 3px solid var(--teal); }
.steps-4 .num { font-family: var(--serif); font-weight: 600; font-size: 28px; color: var(--teal); margin-bottom: 14px; }
.steps-4 h3 { font-family: var(--sans); font-size: 15px; font-weight: 700; margin-bottom: 8px; }
.steps-4 p { font-size: 13px; line-height: 1.6; color: var(--text-2); }

.quote { border-left: 3px solid var(--teal); padding: 4px 0 4px 24px; }
.quote p { font-family: var(--serif); font-style: italic; font-weight: 500; font-size: 18px; line-height: 1.6; color: var(--teal); }
.dark .quote { border-color: var(--gold); }
.dark .quote p { color: var(--cream); }

.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.chips span { font-size: 12px; font-weight: 600; color: var(--teal); background: var(--cream); border: 1px solid var(--line); padding: 4px 10px; }
.dark .chips span { background: transparent; color: var(--mint-soft); border-color: var(--teal-2); }

/* ---------- Hero (home) ---------- */
.hero-grid { display: grid; grid-template-columns: repeat(12, 1fr); }
.hero-copy { grid-column: 1 / 8; padding: 96px 0 96px var(--pad-x); }
.hero-copy h1 { font-size: 50px; line-height: 1.15; margin-bottom: 24px; max-width: 640px; }
.hero-copy p { font-size: 17px; line-height: 1.65; color: #41544F; max-width: 540px; margin-bottom: 36px; }
.hero-img { grid-column: 8 / 13; background: var(--teal) url('../img/hero.jpg') center / cover no-repeat; min-height: 420px; }
.hero-strip { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.hero-strip div { padding: 22px 40px; border-right: 1px solid var(--line); font-size: 13px; color: var(--muted); }
.hero-strip div:first-child { padding-left: var(--pad-x); }
.hero-strip div:last-child { border-right: none; }

/* ---------- Whitepaper teaser ---------- */
.wp-teaser { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.wp-card { background: var(--teal); color: var(--cream); padding: 36px; position: relative; overflow: hidden; }
.wp-card .kicker { font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--mint-soft); font-weight: 700; }
.wp-card h3 { font-size: 26px; line-height: 1.2; margin: 14px 0 10px; color: var(--cream); }
.wp-card p { font-size: 14px; color: var(--on-dark); line-height: 1.6; }
.wp-card .meta { margin-top: 24px; padding-top: 16px; border-top: 1px solid var(--teal-2); font-size: 12px; color: var(--on-dark-2); }
.wp-card::after { content: ''; position: absolute; right: -40px; top: -40px; width: 140px; height: 140px; border: 1px solid var(--gold); border-radius: 50%; opacity: .5; }
.kpis { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); margin-bottom: 28px; }
.kpis > div { padding: 20px 16px 0 0; }
.kpis b { display: block; font-family: var(--serif); font-size: 40px; font-weight: 600; color: var(--teal); line-height: 1; margin-bottom: 8px; }
.kpis span { font-size: 13px; color: var(--text-2); line-height: 1.5; }
.dark .kpis { border-color: var(--teal-2); }
.dark .kpis b { color: var(--mint); }
.dark .kpis span { color: var(--on-dark); }
.check-list { list-style: none; padding: 0; margin: 0 0 28px; }
.check-list li { position: relative; padding: 0 0 12px 26px; font-size: 14.5px; color: var(--text); line-height: 1.6; }
.check-list li::before { content: ''; position: absolute; left: 0; top: 8px; width: 12px; height: 2px; background: var(--gold); }

/* ---------- Page hero (subpages) ---------- */
.page-hero { background: var(--teal); color: var(--cream); padding: 88px var(--pad-x) 80px; position: relative; overflow: hidden; }
.page-hero .inner { max-width: 880px; position: relative; z-index: 1; }
.page-hero .eyebrow { color: var(--mint-soft); border-color: var(--mint-soft); }
.page-hero h1 { font-size: 46px; line-height: 1.15; color: var(--cream); margin-bottom: 20px; }
.page-hero p { font-size: 17px; line-height: 1.7; color: var(--on-dark); max-width: 720px; }
.page-hero .bird { position: absolute; right: var(--pad-x); bottom: -30px; width: 300px; opacity: .08; }
.page-hero.light { background: var(--cream); color: var(--ink); }
.page-hero.light h1 { color: var(--ink); }
.page-hero.light p { color: var(--text); }
.page-hero.light .eyebrow { color: var(--teal); border-color: var(--teal); }
.meta-row { display: flex; flex-wrap: wrap; gap: 0; margin-top: 36px; border-top: 1px solid var(--teal-2); }
.meta-row div { padding: 16px 32px 0 0; font-size: 13px; color: var(--on-dark-2); }
.meta-row b { display: block; font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--mint-soft); margin-bottom: 4px; }

/* ---------- Content blocks (subpages) ---------- */
.wrap { padding: 88px var(--pad-x); }
.narrow { max-width: 980px; }
.section-head { display: grid; grid-template-columns: .7fr 1.3fr; gap: 64px; margin-bottom: 40px; }
.section-head h2 { font-size: 30px; line-height: 1.2; }

.figure { margin: 0; border: 1px solid var(--line); background: #fff; }
.figure img { width: 100%; }
.figure figcaption { font-size: 12.5px; color: var(--muted); padding: 12px 16px; border-top: 1px solid var(--line); }

.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; border: 1px solid var(--line); }
table.matrix { border-collapse: collapse; width: 100%; min-width: 640px; font-size: 13.5px; }
table.matrix th, table.matrix td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
table.matrix thead th { background: var(--teal); color: var(--cream); font-weight: 700; font-size: 12.5px; letter-spacing: .02em; }
table.matrix tbody th { font-weight: 700; color: var(--ink); background: var(--cream); width: 26%; }
table.matrix td { color: var(--text-2); }
table.matrix td.fav { color: var(--teal); font-weight: 700; }

.toc { columns: 2; column-gap: 48px; list-style: none; padding: 0; margin: 0; counter-reset: ch; }
.toc li { break-inside: avoid; padding: 10px 0; border-bottom: 1px solid var(--line); font-size: 14px; color: var(--text); counter-increment: ch; display: flex; gap: 14px; }
.toc li::before { content: counter(ch, decimal-leading-zero); font-family: var(--serif); color: var(--gold-dark); min-width: 22px; }

.phases { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--teal-2); }
.phases > div { background: var(--teal); padding: 28px 24px; }
.phases .when { font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--gold); font-weight: 700; }
.phases h3 { font-size: 20px; margin: 8px 0 10px; }
.phases p { font-size: 13px; color: var(--on-dark-2); line-height: 1.6; }

.note { font-size: 12.5px; color: var(--muted); line-height: 1.6; border-left: 2px solid var(--gold); padding-left: 14px; }

/* ---------- Profile ---------- */
.profile-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 56px; align-items: start; }
.profile-card { background: #fff; border: 1px solid var(--line); padding: 32px; }
.profile-card h3 { font-size: 22px; margin-bottom: 6px; }
.profile-card .role { font-size: 13px; color: var(--muted); margin-bottom: 20px; }
.facts { list-style: none; padding: 0; margin: 0; }
.facts li { display: grid; grid-template-columns: 120px 1fr; gap: 12px; padding: 10px 0; border-top: 1px solid var(--line); font-size: 13.5px; }
.facts li b { font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--gold-dark); padding-top: 2px; }

.link-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.link-card {
  display: flex; align-items: center; gap: 20px; padding: 26px 28px;
  background: var(--teal); color: var(--cream); border: 1px solid var(--teal);
  transition: transform .2s ease, background .2s ease;
}
.link-card:hover { background: var(--teal-2); color: var(--cream); transform: translateY(-2px); }
.link-card .ico { flex: 0 0 48px; height: 48px; display: grid; place-items: center; border: 1px solid var(--gold); color: var(--gold); }
.link-card .ico svg { width: 22px; height: 22px; }
.link-card b { display: block; font-family: var(--serif); font-size: 20px; font-weight: 600; }
.link-card span { font-size: 13px; color: var(--on-dark); }
.link-card .arrow { margin-left: auto; font-size: 20px; color: var(--mint); }

.timeline { list-style: none; padding: 0; margin: 0; border-left: 2px solid var(--line); }
.timeline li { position: relative; padding: 0 0 28px 28px; }
.timeline li::before { content: ''; position: absolute; left: -7px; top: 6px; width: 12px; height: 12px; background: #fff; border: 2px solid var(--teal); border-radius: 50%; }
.timeline .when { font-size: 12px; font-weight: 700; letter-spacing: .08em; color: var(--gold-dark); }
.timeline h3 { font-family: var(--sans); font-size: 15.5px; font-weight: 700; margin: 4px 0 6px; }
.timeline p { font-size: 13.5px; color: var(--text-2); line-height: 1.6; }

/* ---------- Legal pages ---------- */
.legal { padding: 72px var(--pad-x) 96px; max-width: 900px; }
.legal h2 { font-size: 22px; margin: 40px 0 12px; }
.legal h2:first-child { margin-top: 0; }
.legal p, .legal li { font-size: 15px; line-height: 1.75; color: var(--text); }
.legal p + p { margin-top: 10px; }
.legal ul { padding-left: 20px; }

/* ---------- Footer ---------- */
.site-footer { padding: 56px var(--pad-x) 32px; background: var(--ink); color: var(--on-dark); font-size: 14px; }
.footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1fr; gap: 40px; }
.site-footer .brand img { height: 30px; width: 30px; }
.site-footer h4 { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--cream); margin: 0 0 12px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; line-height: 2; }
.site-footer a { color: var(--on-dark); }
.site-footer a:hover { color: var(--mint); }
.footer-bottom { margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--teal-2); font-size: 12px; color: var(--muted); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .nav-links { gap: 18px; font-size: 13.5px; }
}
@media (max-width: 960px) {
  :root { --pad-x: 24px; }
  .menu-btn { display: inline-block; }
  .nav-links {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: #fff; border-bottom: 2px solid var(--teal); padding: 8px var(--pad-x) 20px;
  }
  .nav-links.open { display: flex; }
  .nav-links > a, .nav-links > button { padding: 12px 0; border-bottom: 1px solid var(--line); text-align: left; }
  .nav-links .lang-btn { align-self: flex-start; margin: 12px 0; padding: 6px 12px; border-bottom: 1.5px solid var(--teal); }
  .nav-links .cta-header { text-align: center; margin-top: 8px; border-bottom: none; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-copy { grid-column: 1; padding: 56px var(--pad-x); }
  .hero-copy h1 { font-size: 36px; }
  .hero-img { grid-column: 1; min-height: 240px; }
  .hero-strip { grid-template-columns: 1fr; }
  .hero-strip div { border-right: none; border-bottom: 1px solid var(--line); padding-left: var(--pad-x) !important; }
  section.split, .section-head { grid-template-columns: 1fr; gap: 24px; }
  section.split { padding: 56px var(--pad-x); }
  section.split h2 { font-size: 27px; }
  .cards-3, .cards-2, .wp-teaser, .profile-grid, .link-cards, .phases { grid-template-columns: 1fr; }
  .cards-3 > div { padding: 20px 0; }
  .cards-3.on-dark > div { padding: 24px 22px; }
  .steps-4 { flex-direction: column; }
  .steps-4 > div { padding: 20px 0; border-top-width: 2px; }
  .kpis b { font-size: 32px; }
  .page-hero { padding: 56px var(--pad-x); }
  .page-hero h1 { font-size: 32px; }
  .page-hero .bird { width: 180px; }
  .wrap { padding: 56px var(--pad-x); }
  .toc { columns: 1; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .legal { padding: 48px var(--pad-x) 72px; }
}
@media (max-width: 520px) {
  .footer-grid { grid-template-columns: 1fr; }
  .facts li { grid-template-columns: 1fr; gap: 2px; }
  .link-card { padding: 20px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .link-card { transition: none; }
}