/* =========================================================
   Acadelorn Formation — feuille de style principale
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600;9..144,700&family=Work+Sans:wght@400;500;600;700&display=swap');

:root{
  /* Couleurs — reprises du blason du logo Acadelorn */
  --blue:        #0088C9;
  --blue-deep:   #045C86;
  --blue-ink:    #0B3550;
  --terracotta:  #D7552F;
  --terracotta-deep: #B03D1B;
  --green:       #00934A;
  --ink:         #142633;
  --ink-soft:    #4C6169;
  --paper:       #FFFFFF;
  --mist:        #EEF5F9;
  --sand:        #FBEEE7;
  --line:        #DEE7EB;
  --line-strong: #C4D3DA;

  --font-display: 'Fraunces', 'Georgia', serif;
  --font-body: 'Work Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --max-width: 1240px;
  --radius: 6px;
}

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

@media (prefers-reduced-motion: reduce){
  *{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

html{ scroll-behavior: smooth; }

body{
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

a{ color: var(--blue-deep); text-decoration-thickness: 1.5px; text-underline-offset: 3px; }
a:hover{ color: var(--terracotta-deep); }

h1, h2, h3, h4{
  font-family: var(--font-display);
  color: var(--blue-ink);
  line-height: 1.15;
  margin: 0 0 0.5em;
  font-weight: 600;
  letter-spacing: -0.01em;
}

h1{ font-size: clamp(2.1rem, 4vw, 3.4rem); font-weight: 600; }
h2{ font-size: clamp(1.6rem, 2.6vw, 2.3rem); }
h3{ font-size: 1.25rem; }

p{ margin: 0 0 1em; max-width: 62ch; }
.lede{ font-size: 1.15rem; color: var(--ink-soft); max-width: 54ch; }

.container{
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 28px;
}

:focus-visible{
  outline: 3px solid var(--terracotta);
  outline-offset: 3px;
}

/* ---------- Top utility bar ---------- */
.topbar{
  background: var(--blue-ink);
  color: #EAF3F8;
  font-size: 0.86rem;
}
.topbar .container{
  display: flex;
  justify-content: flex-end;
  gap: 24px;
  padding-top: 8px;
  padding-bottom: 8px;
  flex-wrap: wrap;
}
.topbar a{
  color: #EAF3F8;
  display: inline-flex;
  align-items: center;
  gap: 7px;
}
.topbar a:hover{ color: #FFD8C9; }
.topbar svg{ width: 15px; height: 15px; flex: none; }

/* ---------- Header / nav ---------- */
.site-header{
  border-bottom: 1px solid var(--line);
  background: var(--paper);
  position: sticky;
  top: 0;
  z-index: 40;
}
.site-header .container{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-top: 12px;
  padding-bottom: 12px;
}
.brand{
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--ink);
}
.brand img{ height: 54px; width: auto; }
.brand-text{ display: flex; flex-direction: column; line-height: 1.15; }
.brand-text strong{
  font-family: var(--font-display);
  font-size: 1.28rem;
  color: var(--blue-ink);
  font-weight: 600;
}
.brand-text span{ font-size: 0.78rem; color: var(--ink-soft); letter-spacing: 0.02em; }

.nav-toggle{
  display: none;
  background: none;
  border: 1.5px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 8px 10px;
  cursor: pointer;
}
.nav-toggle svg{ width: 22px; height: 22px; }

.main-nav ul{
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 2px;
  flex-wrap: nowrap;
}
.main-nav a{
  display: inline-block;
  padding: 10px 11px;
  color: var(--ink);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.92rem;
  border-radius: var(--radius);
  border-bottom: 2px solid transparent;
  white-space: nowrap;
}
.main-nav a:hover{ color: var(--blue-deep); border-bottom-color: var(--blue); }
.main-nav a[aria-current="page"]{
  color: var(--blue-deep);
  border-bottom-color: var(--terracotta);
  font-weight: 600;
}

.header-cta{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--terracotta);
  color: #fff !important;
  padding: 10px 18px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.94rem;
  text-decoration: none;
  white-space: nowrap;
}
.header-cta:hover{ background: var(--terracotta-deep); color: #fff !important; }

@media (max-width: 1100px){
  .brand-text span{ display: none; }
  .header-cta{ padding: 10px 14px; font-size: 0.88rem; }
}

@media (max-width: 880px){
  .nav-toggle{ display: inline-flex; align-items:center; justify-content:center; }
  .main-nav{
    display: none;
    position: absolute;
    left: 0; right: 0; top: 100%;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 8px 18px rgba(11,53,80,0.08);
  }
  .main-nav.open{ display: block; }
  .main-nav ul{ flex-direction: column; padding: 10px 28px 18px; gap: 2px; }
  .main-nav a{ display: block; padding: 12px 6px; }
  .header-cta{ display: none; }
}

/* ---------- Hero ---------- */
.hero{
  background: linear-gradient(180deg, var(--mist) 0%, #fff 100%);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.hero .container{
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
  padding-top: 64px;
  padding-bottom: 56px;
}
.hero-eyebrow{
  color: var(--terracotta-deep);
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 12px;
  display: block;
}
.hero-art{
  display: flex;
  justify-content: center;
}
.hero-art svg{ width: 100%; max-width: 380px; height: auto; }
.hero-actions{
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 24px;
}

@media (max-width: 880px){
  .hero .container{ grid-template-columns: 1fr; padding-top: 40px; }
  .hero-art{ order: -1; max-width: 240px; margin: 0 auto; }
}

/* ---------- Buttons ---------- */
.btn{
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 13px 24px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  font-family: var(--font-body);
}
.btn-primary{ background: var(--terracotta); color: #fff; }
.btn-primary:hover{ background: var(--terracotta-deep); color: #fff; }
.btn-outline{ background: transparent; border-color: var(--blue-deep); color: var(--blue-deep); }
.btn-outline:hover{ background: var(--blue-deep); color: #fff; }

/* ---------- Section scaffolding ---------- */
section{ padding: 72px 0; }
.section-tight{ padding: 48px 0; }
.section-mist{ background: var(--mist); }
.section-sand{ background: var(--sand); }
.section-ink{ background: var(--blue-ink); color: #DDEBF2; }
.section-ink h2, .section-ink h3{ color: #fff; }
.section-ink a{ color: #FFD8C9; }

.section-head{ max-width: 640px; margin-bottom: 40px; }
.section-head.center{ margin-left: auto; margin-right: auto; text-align: center; }

.kicker{
  display: inline-block;
  color: var(--terracotta-deep);
  font-weight: 600;
  font-size: 0.92rem;
  margin-bottom: 10px;
}

hr.divider{
  border: none;
  height: 10px;
  margin: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='10' viewBox='0 0 60 10'%3E%3Cpath d='M0 5 Q 15 -3 30 5 T 60 5' stroke='%23DEE7EB' stroke-width='2' fill='none'/%3E%3C/svg%3E");
  background-repeat: repeat-x;
}

/* ---------- Cards / grids ---------- */
.grid{ display: grid; gap: 28px; }
.grid-3{ grid-template-columns: repeat(3, 1fr); }
.grid-2{ grid-template-columns: repeat(2, 1fr); }
@media (max-width: 880px){
  .grid-3, .grid-2{ grid-template-columns: 1fr; }
}

.card{
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
}
.card h3{ margin-bottom: 10px; }
.card .icon{ width: 40px; height: 40px; margin-bottom: 16px; color: var(--blue); }

.service-card{
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  height: 100%;
}
.service-card .icon{ width: 44px; height: 44px; margin-bottom: 18px; }
.service-card h3{ margin-bottom: 10px; }
.service-card p{ color: var(--ink-soft); flex-grow: 1; }
.service-card .more{
  margin-top: 16px;
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.service-card:nth-child(1){ border-top: 4px solid var(--blue); }
.service-card:nth-child(2){ border-top: 4px solid var(--green); }
.service-card:nth-child(3){ border-top: 4px solid var(--terracotta); }

/* ---------- Crest bullet list (motif from logo laurel) ---------- */
.crest-list{ list-style: none; margin: 0; padding: 0; }
.crest-list li{
  position: relative;
  padding-left: 34px;
  margin-bottom: 14px;
}
.crest-list li::before{
  content: "";
  position: absolute;
  left: 0; top: 4px;
  width: 18px; height: 18px;
  background: var(--terracotta);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2 3 6v6c0 5 4 8.5 9 10 5-1.5 9-5 9-10V6z'/%3E%3C/svg%3E") center/contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2 3 6v6c0 5 4 8.5 9 10 5-1.5 9-5 9-10V6z'/%3E%3C/svg%3E") center/contain no-repeat;
}

/* ---------- Tabs (formations professionnelles) ---------- */
.tabs{ border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.tab-buttons{ display: flex; flex-wrap: wrap; background: var(--mist); }
.tab-buttons button{
  flex: 1 1 auto;
  padding: 14px 16px;
  border: none;
  background: transparent;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--ink-soft);
  cursor: pointer;
  border-bottom: 3px solid transparent;
}
.tab-buttons button:hover{ color: var(--blue-deep); }
.tab-buttons button[aria-selected="true"]{
  color: var(--blue-deep);
  border-bottom-color: var(--terracotta);
  background: #fff;
}
.tab-panel{ padding: 28px; display: none; }
.tab-panel.active{ display: block; }

/* ---------- Stat strip ---------- */
.stat-strip{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}
.stat-strip .num{
  font-family: var(--font-display);
  font-size: 2.4rem;
  color: var(--terracotta);
  font-weight: 600;
  display: block;
}
.stat-strip .label{ color: var(--ink-soft); font-size: 0.92rem; }
@media (max-width: 700px){ .stat-strip{ grid-template-columns: repeat(2, 1fr); } }

/* ---------- Testimonials ---------- */
.testimonial{
  background: #fff;
  border: 1px solid var(--line);
  border-left: 4px solid var(--blue);
  border-radius: var(--radius);
  padding: 24px 26px;
  height: 100%;
}
.testimonial p{ color: var(--ink); font-style: italic; }
.testimonial cite{ font-style: normal; font-weight: 600; color: var(--blue-ink); display: block; margin-top: 10px; }

/* ---------- Domain / expertise list ---------- */
.domain-grid{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
@media (max-width: 880px){ .domain-grid{ grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px){ .domain-grid{ grid-template-columns: 1fr; } }
.domain{
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 18px;
  font-weight: 600;
  color: var(--blue-ink);
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
}
.domain svg{ width: 26px; height: 26px; flex: none; color: var(--terracotta); }

/* ---------- Logos strip ---------- */
.logo-strip{
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  align-items: center;
  justify-content: space-between;
}
.logo-strip .ref{
  color: var(--ink-soft);
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 9px 18px;
}

/* ---------- CTA band ---------- */
.cta-band{
  background: var(--terracotta);
  color: #fff;
  border-radius: var(--radius);
  padding: 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.cta-band h2, .cta-band p{ color: #fff; margin: 0; }
.cta-band .btn-primary{ background: #fff; color: var(--terracotta-deep); }
.cta-band .btn-primary:hover{ background: #FFE6DC; }

/* ---------- Contact page ---------- */
.contact-grid{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
@media (max-width: 880px){ .contact-grid{ grid-template-columns: 1fr; } }

.contact-info .item{
  display: flex;
  gap: 14px;
  margin-bottom: 22px;
}
.contact-info .item svg{ width: 24px; height: 24px; color: var(--terracotta); flex: none; margin-top: 3px; }
.contact-info .item strong{ display:block; color: var(--blue-ink); }

form.contact-form{
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
}
.form-row{ margin-bottom: 18px; }
.form-row label{ display: block; font-weight: 600; margin-bottom: 6px; font-size: 0.94rem; color: var(--blue-ink); }
.form-row input, .form-row select, .form-row textarea{
  width: 100%;
  padding: 11px 13px;
  border: 1.5px solid var(--line-strong);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--ink);
  background: #fff;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus{
  border-color: var(--blue);
  outline: none;
  box-shadow: 0 0 0 3px rgba(0,136,201,0.15);
}
.form-row textarea{ resize: vertical; min-height: 130px; }
.form-note{ font-size: 0.85rem; color: var(--ink-soft); margin-top: 10px; }
.form-status{ margin-top: 14px; font-weight: 600; }
.form-status.ok{ color: var(--green); }
.form-status.err{ color: var(--terracotta-deep); }

.map-frame{
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: 24px;
}
.map-frame iframe{ width: 100%; height: 280px; border: 0; display: block; }

/* ---------- Bio block ---------- */
.bio{
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 32px;
  align-items: start;
}
@media (max-width: 700px){ .bio{ grid-template-columns: 1fr; } }
.bio-portrait{
  width: 100%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--mist);
  border: 3px solid var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue);
}
.bio-portrait svg{ width: 60%; height: 60%; }

/* ---------- Footer ---------- */
.site-footer{
  background: var(--blue-ink);
  color: #C9DEE9;
  padding: 56px 0 24px;
}
.footer-grid{
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 36px;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255,255,255,0.14);
}
@media (max-width: 700px){ .footer-grid{ grid-template-columns: 1fr; } }
.footer-grid h4{ color: #fff; font-size: 1rem; margin-bottom: 14px; }
.footer-grid ul{ list-style: none; margin: 0; padding: 0; }
.footer-grid li{ margin-bottom: 9px; }
.footer-grid a{ color: #C9DEE9; text-decoration: none; }
.footer-grid a:hover{ color: #fff; text-decoration: underline; }
.footer-brand{ display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.footer-brand img{ height: 42px; }
.footer-brand strong{ font-family: var(--font-display); font-size: 1.15rem; color: #fff; }
.footer-bottom{
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 22px;
  font-size: 0.85rem;
  color: #9FBBCA;
}
.footer-bottom a{ color: #9FBBCA; }
.social-row{ display: flex; gap: 12px; margin-top: 6px; }
.social-row a{
  width: 36px; height: 36px;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 50%;
  color: #fff;
}
.social-row a:hover{ background: var(--terracotta); border-color: var(--terracotta); }
.social-row svg{ width: 17px; height: 17px; }

/* ---------- Breadcrumb / page intro ---------- */
.page-intro{
  background: var(--mist);
  border-bottom: 1px solid var(--line);
  padding: 44px 0 40px;
}
.page-intro .kicker{ margin-bottom: 8px; }

/* ---------- Crédit réalisation technique (mentions légales) ---------- */
.tech-credit{
  display: flex;
  align-items: center;
  gap: 22px;
  margin-top: 40px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}
.tech-credit img{ flex: none; border-radius: 4px; }
.tech-credit strong{
  display: block;
  color: var(--blue-ink);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 4px;
}
.tech-credit p{ margin: 0; color: var(--ink-soft); font-size: 0.95rem; }
@media (max-width: 560px){
  .tech-credit{ flex-direction: column; align-items: flex-start; text-align: left; }
}

.skip-link{
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--terracotta);
  color: #fff;
  padding: 10px 18px;
  z-index: 100;
  border-radius: 0 0 6px 0;
}
.skip-link:focus{ left: 0; }