@font-face { font-family: "Inter"; font-style: normal; font-weight: 400; font-display: swap; src: url("../fonts/inter-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "Inter"; font-style: normal; font-weight: 600; font-display: swap; src: url("../fonts/inter-latin-600-normal.woff2") format("woff2"); }
@font-face { font-family: "Source Serif 4"; font-style: normal; font-weight: 400; font-display: swap; src: url("../fonts/source-serif-4-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "Source Serif 4"; font-style: normal; font-weight: 500; font-display: swap; src: url("../fonts/source-serif-4-latin-500-normal.woff2") format("woff2"); }
:root {
  --accent: #2fa36b;
  --accent-dark: #23804f;
  --accent-soft: #e9f5ef;
  --ink: #1a1a1a;
  --ink-soft: #4a4a4a;
  --muted: #7a7a7a;
  --line: #e6e6e3;
  --bg: #ffffff;
  --bg-alt: #f7f7f4;
  --serif: "Source Serif 4", Georgia, "Times New Roman", serif;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --max: 1080px;
  --radius: 6px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent-dark); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { font-family: var(--serif); font-weight: 500; line-height: 1.2; margin: 0 0 .5em; letter-spacing: -0.01em; }
h1 { font-size: clamp(2rem, 4.5vw, 3.1rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); }
h3 { font-size: 1.3rem; }
p { margin: 0 0 1.2em; }
.lede { font-size: 1.3rem; color: var(--ink-soft); max-width: 44rem; }
.kicker { display: inline-block; font-size: 1.0rem; letter-spacing: .12em; text-transform: uppercase; color: var(--accent-dark); margin-bottom: 1rem; font-weight: 600; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.section { padding: 72px 0; }
.section.alt { background: var(--bg-alt); }
.section.tight { padding: 48px 0; }
.narrow { max-width: 46rem; margin-left: 0; }
.wrap.narrow { max-width: var(--max); margin: 0 auto; }
.wrap.narrow > * { max-width: 46rem; }
.center { text-align: center; }
.center .narrow > * { margin-left: auto; margin-right: auto; }

.skip { position: absolute; left: -999px; }
.skip:focus { left: 8px; top: 8px; background: #fff; padding: 8px; z-index: 100; }

/* Header */
.header { border-bottom: 1px solid var(--line); background: #fff; position: sticky; top: 0; z-index: 50; }
.header .wrap { display: flex; align-items: center; justify-content: space-between; height: 120px; gap: 24px; }
.logo img { height: 120px; width: auto; }
.nav { display: flex; align-items: center; gap: 28px; }
.nav a { color: var(--ink); font-size: 1.5rem; }
.nav a.active { color: var(--accent-dark); font-weight: 600; }
.lang { display: flex; gap: 10px; font-size: 1.3rem; }
.lang a { color: var(--muted); }
.lang a.active { color: var(--ink); font-weight: 600; }
.nav-toggle { display: none; background: none; border: 1px solid var(--line); border-radius: var(--radius); padding: 6px 10px; font: inherit; cursor: pointer; }

/* Buttons */
.btn { display: inline-block; padding: 12px 22px; border-radius: var(--radius); font-weight: 600; font-size: 1.2rem; border: 1px solid transparent; cursor: pointer; }
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); }
.btn-ghost { border-color: var(--ink); color: var(--ink); background: transparent; }
.btn-ghost:hover { background: var(--ink); color: #fff; }
.btn-row { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 1.5rem; }

/* Hero */
.hero { padding: 88px 0 64px; }
.hero h1 { max-width: 16em; }
.hero .lede { margin-top: 1rem; }

/* Video */
.video { max-width: 900px; margin: 0 auto; }
.video-frame { position: relative; aspect-ratio: 16/9; background: #111; border-radius: var(--radius); overflow: hidden; }
.video-frame video, .video-frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.video-placeholder { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; color: #bbb; font-size: .9rem; }

/* Grids */
.grid { display: grid; gap: 32px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.card { padding: 0; }
.card h3 { margin-top: .4rem; font-size: 1.3rem;}
.card p { color: var(--ink-soft); margin: 0; font-size: 1.2rem; }
.card-num { font-family: var(--serif); font-size: 2rem; color: var(--accent); line-height: 1; }
.rule { width: 36px; height: 3px; background: var(--accent); margin-bottom: 1rem; }
.rule p { font-size: 1.3rem; }
.rule h3 { font-size: 1.6rem; }

/* Lists */
.checklist { list-style: none; padding: 0; margin: 0; columns: 2; column-gap: 40px; }
.checklist li { padding: 6px 0 6px 28px; position: relative; break-inside: avoid; font-size: 1.2rem; }
.checklist li::before { content: ""; position: absolute; left: 0; top: 14px; width: 14px; height: 14px; border-radius: 50%; background: var(--accent-soft); border: 2px solid var(--accent); }
.plain { padding-left: 1.2em; color: var(--ink-soft); }
.plain li { margin-bottom: .5em; font-size: 1.2rem}

/* Editions */
.editions { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.edition { border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; background: #fff; }
.edition h3 { font-family: var(--sans); font-size: 1.05rem; font-weight: 600; margin-bottom: .2rem; }
.edition .for { font-size: .85rem; color: var(--accent-dark); margin-bottom: .8rem; }
.edition p { font-size: .95rem; color: var(--ink-soft); margin: 0; }

/* Principles */
.principle { display: grid; grid-template-columns: 1fr 1.4fr; gap: 40px; align-items: start; padding: 40px 0; border-top: 1px solid var(--line); }
.principle:first-of-type { border-top: 0; }
.principle h3 { font-size: 1.5rem; }
.principle p { font-size: 1.3rem; }
.principle-visual { aspect-ratio: 4/3; background: var(--accent-soft); border-radius: var(--radius); display: flex; align-items: center; justify-content: center; color: var(--accent-dark); font-size: .85rem; text-align: center; padding: 20px; }

/* Newsletter / contact */
.signup { display: grid; grid-template-columns: 1.1fr 1fr; gap: 48px; align-items: start; }
.newsletter-placeholder { border: 1px dashed var(--accent); border-radius: var(--radius); padding: 28px; color: var(--accent-dark); background: #fff; text-align: center; font-size: .9rem; }
.contact-card { display: flex; gap: 24px; align-items: center; }
.contact-card img { width: 130px; height: 130px; border-radius: 50%; object-fit: cover; flex-shrink: 0; background: var(--accent-soft); }
.contact-card .name { font-weight: 600; font-size: 1.3rem; }
.contact-card .role { color: var(--muted); font-size: 1.3rem; margin-bottom: .6rem; }
.contact-card a { display: block; font-size: 1.3rem; }

/* FAQ */
.faq details { border-top: 1px solid var(--line); padding: 18px 0; }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; font-weight: 600; font-size: 1.05rem; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--accent); font-size: 1.4rem; line-height: 1; }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin: 12px 0 0; color: var(--ink-soft); max-width: 46rem; }

/* Team */
.person { display: flex; gap: 24px; align-items: flex-start; }
.person img { width: 160px; height: 160px; border-radius: 50%; object-fit: cover; background: var(--accent-soft); flex-shrink: 0; }
.person .role { color: var(--muted); font-size: 1.1rem; }
.person p { font-size: 1.1rem; }

/* Logos */
.logos { display: flex; flex-wrap: wrap; gap: 40px; align-items: center; justify-content: center; opacity: .8; }
.logos img { height: 44px; width: auto; filter: grayscale(1); }
.logos img.swiss { filter: none; }

/* Footer */
.footer { border-top: 1px solid var(--line); padding: 48px 0 32px; font-size: .9rem; color: var(--muted); }
.footer .cols { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; margin-bottom: 32px; }
.footer a { color: var(--ink-soft); }
.footer ul { list-style: none; padding: 0; margin: 0; }
.footer li { margin-bottom: 6px; }
.footer .spinoff img { height: 70px; width: auto; margin-top: 8px; opacity: .7; }
.footer .bottom { border-top: 1px solid var(--line); padding-top: 20px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }

/* Responsive */
@media (max-width: 900px) {
  .grid-3, .grid-2, .editions { grid-template-columns: 1fr 1fr; }
  .signup, .principle { grid-template-columns: 1fr; }
  .footer .cols { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .section { padding: 52px 0; }
  .hero { padding: 56px 0 40px; }
  .grid-3, .grid-2, .editions, .footer .cols { grid-template-columns: 1fr; }
  .checklist { columns: 1; }
  .nav { display: none; position: absolute; top: 68px; left: 0; right: 0; background: #fff; flex-direction: column; align-items: flex-start; padding: 16px 24px 24px; border-bottom: 1px solid var(--line); gap: 16px; }
  .nav.open { display: flex; }
  .nav-toggle { display: block; }
  .contact-card, .person { flex-direction: column; align-items: flex-start; }
}

/* Region band */
.region { position: relative; width: 100%; max-height: 420px; overflow: hidden; background: var(--bg-alt); }
.region img { width: 100%; height: 420px; object-fit: cover; display: block; }
.region-slogan { position: absolute; right: 24px; bottom: 20px; font-family: var(--serif); font-size: 1.05rem; color: #fff; background: rgba(26,26,26,.55); padding: 8px 14px; border-radius: var(--radius); letter-spacing: .01em; }
.region-slogan::before { content: ""; display: inline-block; width: 10px; height: 10px; border-radius: 50%; background: var(--accent); margin-right: 10px; vertical-align: middle; }
@media (max-width: 640px) { .region img { height: 240px; } .region-slogan { right: 16px; bottom: 14px; font-size: .95rem; } }
/* Team of four */
.team .person { align-items: flex-start; }