/* Groupe Citrako — site styles */
:root {
  --ink: #0f1a2e;
  --ink-2: #17243d;
  --line-dark: #2a3956;
  --text: #1c2433;
  --muted: #5a6478;
  --bg: #ffffff;
  --tint: #f5f6f9;
  --line: #e3e6ec;
  --accent: #ffb547;
  --accent-ink: #b86e00;
  --lime: #8fd16a;
  --radius: 14px;
  --wrap: 1160px;
  --display: "Space Grotesk", system-ui, sans-serif;
  --body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font: 16px/1.65 var(--body); color: var(--text); background: var(--bg); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
h1, h2, h3 { font-family: var(--display); line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 .5em; color: var(--ink); }
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; }
a { color: inherit; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding-inline: 24px; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 16px; top: 16px; z-index: 100; background: var(--accent); padding: 8px 14px; border-radius: 8px; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }

.eyebrow { font: 600 .8rem/1 var(--body); letter-spacing: .14em; text-transform: uppercase; color: var(--accent-ink); margin-bottom: 1rem; }
.lead { font-size: 1.2rem; color: var(--muted); max-width: 46ch; }
.muted { color: var(--muted); }
.link { color: var(--accent-ink); font-weight: 600; text-decoration: none; }
.link:hover { text-decoration: underline; }

/* Buttons */
.btn { display: inline-block; background: var(--accent); color: var(--ink); font-weight: 600; text-decoration: none;
  padding: 14px 24px; border-radius: 999px; border: 2px solid var(--accent); cursor: pointer; font-size: 1rem;
  transition: transform .15s, box-shadow .15s; }
.btn:hover { transform: translateY(-1px); box-shadow: 0 8px 24px -8px rgba(255,181,71,.6); }
.btn--ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.35); }
.btn--ghost:hover { border-color: #fff; box-shadow: none; }
.btn--small { padding: 8px 18px; font-size: .92rem; }

/* Nav */
.nav { position: sticky; top: 0; z-index: 50; background: rgba(15,26,46,.92); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line-dark); }
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: #fff; font-family: var(--display); font-size: 1.15rem; }
.brand strong { color: var(--accent); font-weight: 700; }
.nav__links { display: flex; align-items: center; gap: 28px; }
.nav__links a:not(.btn) { color: #c9d1e0; text-decoration: none; font-weight: 500; }
.nav__links a:not(.btn):hover, .nav__links a[aria-current="page"]:not(.btn) { color: #fff; }
.nav__links a.nav__lang { font: 600 .82rem var(--body); letter-spacing: .08em; border: 1px solid var(--line-dark); border-radius: 6px; padding: 4px 8px; }
.nav__links a.nav__lang:hover { border-color: var(--accent); }
.nav__toggle { display: none; background: none; border: 0; padding: 10px; cursor: pointer; }
.nav__toggle span { display: block; width: 22px; height: 2px; background: #fff; margin: 5px 0; transition: transform .2s; }
.nav__toggle[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }

@media (max-width: 760px) {
  .nav__toggle { display: block; }
  .nav__links { display: none; position: absolute; top: 68px; left: 0; right: 0; flex-direction: column; align-items: stretch;
    gap: 0; background: var(--ink); padding: 8px 24px 20px; border-bottom: 1px solid var(--line-dark); }
  .nav__links.is-open { display: flex; }
  .nav__links a:not(.btn) { padding: 12px 0; border-bottom: 1px solid var(--line-dark); }
  .nav__links .btn { margin-top: 16px; text-align: center; }
}

/* Hero */
.hero { background: radial-gradient(1200px 500px at 85% 20%, #1e2f52 0%, var(--ink) 60%); color: #fff; overflow: hidden; }
.hero__inner { display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; align-items: center; padding-block: 96px 104px; }
.hero h1 { color: #fff; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero .lead { color: #b8c2d6; }
.hero .eyebrow { color: var(--accent); }
.hero__cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 2rem; }
.hero__art svg { width: 100%; max-width: 420px; margin-left: auto; animation: spin 120s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .hero__art svg { animation: none; } html { scroll-behavior: auto; } }
@media (max-width: 860px) {
  .hero__inner { grid-template-columns: 1fr; padding-block: 64px 72px; }
  .hero__art { display: none; }
}

/* Proof strip */
.proof { background: var(--ink-2); color: #c9d1e0; border-top: 1px solid var(--line-dark); }
.proof__inner { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; padding-block: 32px; }
.proof__item strong { display: block; font: 700 2rem/1.1 var(--display); color: #fff; }
.proof__item span { font-size: .92rem; }
@media (max-width: 760px) { .proof__inner { grid-template-columns: repeat(2, 1fr); } }

/* Sections */
.section { padding-block: 96px; }
.section--tint { background: var(--tint); }
.section__head { max-width: 640px; margin-bottom: 48px; }
.page-head { background: var(--ink); color: #fff; padding-block: 80px 72px; }
.page-head h1 { color: #fff; max-width: 20ch; }
.page-head .lead { color: #b8c2d6; max-width: 56ch; }
.page-head .eyebrow { color: var(--accent); }
.page-head .link { color: var(--accent); }

.grid { display: grid; gap: 24px; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 1000px) { .grid--4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 700px) { .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; } .section { padding-block: 64px; } }

.card { display: block; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px;
  text-decoration: none; transition: border-color .2s, transform .2s, box-shadow .2s; }
a.card:hover { border-color: var(--accent); transform: translateY(-3px); box-shadow: 0 16px 40px -20px rgba(15,26,46,.35); }
.card p { color: var(--muted); margin: 0; }
.card__num { display: inline-block; font: 600 .85rem/1 var(--display); color: var(--accent-ink); background: #fff4e2;
  padding: 6px 10px; border-radius: 999px; margin-bottom: 18px; }

.split { display: grid; grid-template-columns: 1fr 1.2fr; gap: 64px; align-items: start; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; gap: 32px; } }
.prose p { font-size: 1.08rem; color: #39445a; }

.steps { list-style: none; margin: 0; padding: 0; counter-reset: s; }
.steps li { counter-increment: s; position: relative; padding: 0 0 24px 60px; }
.steps li::before { content: counter(s, decimal-leading-zero); position: absolute; left: 0; top: 0; width: 42px; height: 42px;
  border-radius: 50%; display: grid; place-items: center; background: var(--ink); color: var(--accent); font: 600 .9rem var(--display); }
.steps li:not(:last-child)::after { content: ""; position: absolute; left: 20px; top: 46px; bottom: 4px; width: 2px; background: var(--line); }
.steps strong { display: block; font-family: var(--display); font-size: 1.1rem; color: var(--ink); }
.steps span { color: var(--muted); }
.steps--compact li { padding-bottom: 16px; }

.values h3 { padding-top: 16px; border-top: 3px solid var(--accent); display: inline-block; }

/* Success stories */
.story { background: #fff; border: 1px solid var(--line); border-top: 4px solid var(--accent); border-radius: var(--radius); padding: 28px; }
.story__tag { font: 600 .78rem/1.3 var(--body); letter-spacing: .1em; text-transform: uppercase; color: var(--accent-ink); margin-bottom: .8em; }
.story h3 { font-size: 1.3rem; }
.story p { color: #39445a; font-size: .97rem; margin-bottom: .7em; }
.story p:last-child { margin-bottom: 0; }
.story strong { color: var(--ink); }

/* Engagement models */
.engage h3 { margin-bottom: .2em; }
.engage__dur { font: 600 .9rem var(--display); color: var(--accent-ink) !important; margin-bottom: .8em !important; }

/* Services page */
.services { display: grid; gap: 0; }
.service { display: grid; grid-template-columns: 1fr 1.4fr; gap: 48px; padding-block: 48px; border-top: 1px solid var(--line); scroll-margin-top: 90px; }
.service:first-child { border-top: 0; padding-top: 0; }
.service__head h2 { font-size: clamp(1.4rem, 2.5vw, 1.9rem); }
.service p { color: #39445a; font-size: 1.05rem; }
@media (max-width: 860px) { .service { grid-template-columns: 1fr; gap: 12px; } }

.ticks { list-style: none; padding: 0; margin: 0 0 1.4em; display: grid; gap: 10px; }
.ticks li { position: relative; padding-left: 30px; }
.ticks li::before { content: ""; position: absolute; left: 0; top: .45em; width: 16px; height: 16px; border-radius: 50%;
  background: var(--lime) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4.5 8.2l2.2 2.2 4.8-4.8' fill='none' stroke='%230f1a2e' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/100% no-repeat; }

/* Founder */
.founder { display: grid; grid-template-columns: 220px 1fr; gap: 48px; align-items: start; }
.founder__badge { aspect-ratio: 1; border-radius: 50%; background: var(--ink); display: grid; place-items: center;
  font: 700 3.2rem var(--display); color: var(--accent); border: 6px solid #fff4e2; }
.founder__role { color: var(--accent-ink); font-weight: 600; margin-top: -.3em; }
@media (max-width: 700px) { .founder { grid-template-columns: 1fr; gap: 24px; } .founder__badge { width: 140px; } }

.timeline { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; }
.timeline li { display: grid; grid-template-columns: 130px 1fr; gap: 24px; padding: 18px 0; border-top: 1px solid var(--line); }
.timeline time { font: 600 .95rem var(--display); color: var(--accent-ink); }
.timeline strong { display: block; color: var(--ink); }
.timeline span { color: var(--muted); }
@media (max-width: 600px) { .timeline li { grid-template-columns: 1fr; gap: 4px; } }

.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 0; padding: 0; list-style: none; }
.chips li { background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: 6px 14px; font-size: .9rem; }

/* CTA */
.cta { background: var(--ink); color: #fff; }
.cta__inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; padding-block: 72px; flex-wrap: wrap; }
.cta h2 { color: #fff; margin-bottom: .3em; }
.cta p { color: #b8c2d6; margin: 0; max-width: 52ch; }

/* Contact form */
.form { display: grid; gap: 20px; }
.field label { display: block; font-weight: 600; margin-bottom: 6px; font-size: .95rem; }
.field label span { color: var(--accent-ink); }
.field input, .field select, .field textarea { width: 100%; font: inherit; color: var(--text); background: #fff;
  border: 1.5px solid var(--line); border-radius: 10px; padding: 12px 14px; transition: border-color .15s, box-shadow .15s; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px rgba(255,181,71,.2); }
.field--error input, .field--error select, .field--error textarea { border-color: #d64545; }
.field__err { color: #c03030; font-size: .88rem; margin: 6px 0 0; }
.form .btn { justify-self: start; }
.notice { background: #eef9e7; border: 1px solid var(--lime); border-radius: 10px; padding: 14px 18px; margin-bottom: 24px; }
.notice--error { background: #fdecec; border-color: #d64545; }
.contact-side { background: var(--tint); border-radius: var(--radius); padding: 32px; }
.contact-side h2 { font-size: 1.4rem; }
.contact-side h3 { margin-top: 1.6em; margin-bottom: 1em; }
.split--contact { grid-template-columns: 1.3fr 1fr; }
@media (max-width: 860px) { .split--contact { grid-template-columns: 1fr; } }

/* Footer */
.footer { background: #0a1322; color: #9aa6bd; padding-top: 56px; font-size: .95rem; }
.footer__inner { display: grid; grid-template-columns: 2fr 1fr 1.2fr; gap: 32px; padding-bottom: 40px; }
.footer__tag { margin-top: 12px; }
.footer__links, .footer__contact { display: flex; flex-direction: column; gap: 8px; }
.footer a { color: #c9d1e0; text-decoration: none; }
.footer a:hover { color: var(--accent); }
.footer__legal { border-top: 1px solid #1c2840; padding-block: 20px; font-size: .85rem; }
@media (max-width: 700px) { .footer__inner { grid-template-columns: 1fr; } }