/* ============================================================
   7PLUS SEVEN ACTION — feuille de style
   Palette dérivée du logo vectoriel officiel (PDF fourni) :
     bleu encre  #2856AE   |   turquoise  #86D7E1
   Motif signature : repère de registre d'imprimeur (registration mark)
   ============================================================ */

:root{
  --ink-900:#33509c;
  --ink-700:#27365C;
  --blue-700:#2856AE;
  --blue-600:#3566C4;
  --blue-vivid:#2F6BFF;
  --teal-400:#86D7E1;
  --teal-vivid:#22C7DA;
  --teal-200:#CFEFF2;
  --pink-pop:#FF6FB7;
  --paper-100:#F6F2E9;
  --paper-50:#FDFBF6;
  --text-body:#3C4459;
  --text-muted:#6B7387;

  --cmyk-c:#00AEEF;
  --cmyk-m:#EC008C;
  --cmyk-y:#FFE800;
  --cmyk-k:#1A1A1A;

  --font-display:'Big Shoulders Display', sans-serif;
  --font-body:'Work Sans', sans-serif;
  --font-mono:'IBM Plex Mono', monospace;
  --font-accent:'Caveat', cursive;

  --radius:14px;
  --wrap:1180px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *{animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important;}
}

body{
  margin:0;
  font-family:var(--font-body);
  color:var(--text-body);
  background:var(--paper-100);
  -webkit-font-smoothing:antialiased;
}

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

a{color:var(--blue-700); text-decoration:none;}
a:hover{text-decoration:underline;}

:focus-visible{
  outline:3px solid var(--teal-400);
  outline-offset:2px;
}

.wrap{
  max-width:var(--wrap);
  margin:0 auto;
  padding:0 24px;
}

.skip-link{
  position:absolute; left:-999px; top:auto;
  background:var(--ink-900); color:#fff; padding:10px 16px; border-radius:8px; z-index:200;
}
.skip-link:focus{ left:16px; top:16px; }

.eyebrow{
  font-family:var(--font-mono);
  font-weight:600;
  font-size:0.78rem;
  letter-spacing:0.12em;
  text-transform:uppercase;
  color:var(--blue-700);
  margin:0 0 10px;
}
.eyebrow-light{ color:var(--teal-400); }

.section-title{
  font-family:var(--font-display);
  font-weight:900;
  font-size:clamp(1.9rem, 4vw, 2.7rem);
  line-height:1.05;
  letter-spacing:-0.01em;
  color:var(--ink-900);
  margin:0 0 16px;
  max-width:18ch;
}
.section-title-light{ color:#fff; }

.section-lead{
  font-size:1.05rem;
  color:var(--text-muted);
  max-width:54ch;
  margin:0 0 40px;
}

.icon{ width:20px; height:20px; flex-shrink:0; }

.btn{
  display:inline-flex; align-items:center; gap:10px;
  font-family:var(--font-body);
  font-weight:700;
  font-size:0.98rem;
  padding:13px 22px;
  border-radius:999px;
  border:2px solid transparent;
  cursor:pointer;
  transition:transform .15s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
}
.btn:hover{ transform:translateY(-2px); text-decoration:none; }
.btn-primary{
  background:var(--teal-vivid);
  color:var(--ink-900);
  box-shadow:0 10px 24px -10px rgba(34,199,218,0.6);
}
.btn-primary:hover{ background:#3fd6e6; box-shadow:0 14px 28px -10px rgba(34,199,218,0.75); }
.btn-ghost{ border-color:rgba(255,255,255,0.55); color:#fff; }
.btn-ghost:hover{ background:rgba(255,255,255,0.14); border-color:var(--teal-400); }
.btn-whatsapp{ background:#25D366; color:#fff; box-shadow:0 10px 24px -10px rgba(37,211,102,0.6); }
.btn-whatsapp:hover{ background:#1FBE5C; box-shadow:0 14px 28px -10px rgba(37,211,102,0.75); }

/* ============ HEADER / NAV ============ */
.site-header{
  position:sticky; top:0; z-index:100;
  background:rgba(246,242,233,0.92);
  backdrop-filter:blur(6px);
  border-bottom:1px solid rgba(22,38,77,0.08);
}
.nav-row{
  display:flex; align-items:center; justify-content:space-between;
  padding-top:10px; padding-bottom:10px;
}
.brand-logo{ height:46px; width:auto; }

.main-nav{
  display:flex; align-items:center; gap:28px;
  font-weight:600; font-size:0.95rem;
}
.main-nav a{ color:var(--ink-900); }
.main-nav a:hover{ color:var(--blue-700); }
.nav-cta{
  font-family:var(--font-mono);
  background:var(--ink-900); color:#fff !important;
  padding:9px 16px; border-radius:999px; font-size:0.85rem;
}
.nav-cta:hover{ background:var(--blue-700); text-decoration:none; }

.nav-toggle{
  display:none;
  flex-direction:column; justify-content:center; gap:5px;
  width:40px; height:40px; border:none; background:none; cursor:pointer;
}
.nav-toggle span{ height:2px; width:100%; background:var(--ink-900); border-radius:2px; }

/* ============ HERO ============ */
.hero{
  position:relative;
  background:
    radial-gradient(circle at 12% 18%, rgba(0,174,239,0.40), transparent 42%),
    radial-gradient(circle at 88% 82%, rgba(236,0,140,0.30), transparent 48%),
    linear-gradient(135deg, var(--ink-900) 0%, var(--blue-700) 100%);
  color:#fff;
  overflow:hidden;
  padding:72px 0 64px;
}
.halftone-overlay{
  position:absolute; inset:0;
  background-image:radial-gradient(var(--blue-700) 1.4px, transparent 1.4px);
  background-size:16px 16px;
  opacity:0.18;
  mask-image:linear-gradient(to bottom, transparent, black 40%, black 70%, transparent);
}
.hero-grid{
  position:relative;
  display:grid;
  grid-template-columns:1.3fr 0.7fr;
  gap:40px;
  align-items:center;
}
.hero-title{
  font-family:var(--font-display);
  font-weight:900;
  font-size:clamp(2.6rem, 6vw, 4.4rem);
  line-height:1.02;
  margin:0 0 22px;
  letter-spacing:-0.015em;
}
.hero-title .word{
  display:inline-block;
  white-space:nowrap;
}
.hero-title .letter{
  display:inline-block;
  opacity:0;
  transform:translateY(0.4em);
  animation:letterIn 0.55s cubic-bezier(.2,.7,.2,1) forwards;
}
@keyframes letterIn{
  to{ opacity:1; transform:translateY(0); }
}
@media (prefers-reduced-motion: reduce){
  .hero-title .letter{ opacity:1; transform:none; animation:none; }
}
.accent-word{
  font-family:var(--font-accent);
  font-weight:700;
  color:var(--cmyk-y);
  font-style:normal;
}
.hero-sub{
  font-size:1.1rem;
  color:#D7DEF0;
  max-width:46ch;
  margin:0 0 28px;
}
.color-bar{
  display:flex; align-items:center; gap:6px;
  margin-bottom:32px;
}
.swatch{ width:16px; height:16px; border-radius:3px; display:inline-block; }
.swatch-c{ background:var(--cmyk-c); }
.swatch-m{ background:var(--cmyk-m); }
.swatch-y{ background:var(--cmyk-y); }
.swatch-k{ background:#fff; }
.color-bar-label{
  font-family:var(--font-mono);
  font-size:0.72rem;
  letter-spacing:0.1em;
  color:#9AA6C4;
  margin-left:6px;
}
.cta-row{ display:flex; gap:14px; flex-wrap:wrap; margin-bottom:26px; }
.hero-slogan{
  font-style:italic;
  color:var(--teal-400);
  font-size:1rem;
  margin:0;
}
.hero-slogan-script{
  font-family:var(--font-accent);
  font-style:normal;
  font-weight:700;
  font-size:1.6rem;
  color:var(--pink-pop);
}
.hero-mark{ color:var(--cmyk-c); opacity:0.85; justify-self:center; }
.reg-mark-big{ width:min(280px, 100%); height:auto; }
.reg-mark-big circle, .reg-mark-big line{ stroke:currentColor; fill:none; }

/* ============ SECTIONS GÉNÉRIQUES ============ */
.section{ padding:84px 0; }
.section-dark{ background:var(--ink-900); }
.section-dark .section-lead{ color:#B9C2DE; }

/* ============ ACTIVITÉS ============ */
.services-grid{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:22px;
}
.service-card{
  background:var(--paper-50);
  border:1px solid rgba(22,38,77,0.08);
  border-radius:var(--radius);
  padding:30px 24px 28px;
  position:relative;
  overflow:hidden;
  transition:transform .2s ease, box-shadow .2s ease;
}
.service-card::before{
  content:"";
  position:absolute; top:0; left:0; right:0; height:5px;
  background:var(--bar-color, var(--blue-700));
}
.service-card:nth-child(1){ --bar-color:var(--cmyk-c); }
.service-card:nth-child(2){ --bar-color:var(--cmyk-m); }
.service-card:nth-child(3){ --bar-color:var(--cmyk-y); }
.service-card:nth-child(4){ --bar-color:var(--blue-vivid); }
.service-card:nth-child(5){ --bar-color:var(--teal-vivid); }
.service-card:nth-child(6){ --bar-color:var(--ink-900); }
.service-card:hover{
  transform:translateY(-4px);
  box-shadow:0 16px 30px -18px rgba(22,38,77,0.35);
}
.plate{
  position:absolute; top:20px; right:22px;
  font-family:var(--font-mono);
  font-size:0.72rem;
  letter-spacing:0.08em;
  color:#fff;
  background:var(--ink-900);
  padding:3px 8px;
  border-radius:5px;
}
.plate-c{ background:var(--cmyk-c); color:#fff; }
.plate-m{ background:var(--cmyk-m); color:#fff; }
.plate-y{ background:var(--cmyk-y); color:var(--ink-900); }
.plate-blue{ background:var(--blue-vivid); color:#fff; }
.plate-teal{ background:var(--teal-vivid); color:var(--ink-900); }
.plate-k{ background:var(--ink-900); color:#fff; }
.service-icon{
  width:34px; height:34px;
  color:var(--blue-700);
  margin-bottom:16px;
}
.service-card h3{
  font-family:var(--font-display);
  font-weight:700;
  font-size:1.3rem;
  color:var(--ink-900);
  margin:0 0 8px;
}
.service-card p{
  font-size:0.96rem;
  color:var(--text-muted);
  margin:0;
  line-height:1.5;
}

/* ============ SUPPORTS ============ */
.section-supports{ background:linear-gradient(135deg, var(--teal-200) 0%, #FFE3F0 100%); }
.supports-row{
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  gap:20px;
}
.support-card{
  background:var(--paper-50);
  border-radius:var(--radius);
  padding:18px 18px 16px;
  margin:0;
  text-align:center;
  box-shadow:0 14px 26px -20px rgba(22,38,77,0.4);
  transform:rotate(var(--tilt, 0deg));
}
.support-card:nth-child(1){ --tilt:-2deg; }
.support-card:nth-child(2){ --tilt:1.4deg; }
.support-card:nth-child(3){ --tilt:-1deg; }
.support-card:nth-child(4){ --tilt:2deg; }
.support-card img{
  border-radius:8px;
  margin:0 auto 14px;
  aspect-ratio:1/1;
  object-fit:contain;
  background:#fff;
}
.support-card figcaption{
  font-family:var(--font-display);
  font-weight:700;
  color:var(--ink-900);
  font-size:1.05rem;
}
.tag{
  display:block;
  font-family:var(--font-mono);
  font-weight:600;
  font-size:0.66rem;
  letter-spacing:0.1em;
  text-transform:uppercase;
  color:var(--blue-700);
  margin-bottom:4px;
}
.supports-note{
  margin:32px auto 0;
  text-align:center;
  font-size:0.92rem;
  color:var(--ink-700);
  max-width:48ch;
}

/* ============ POURQUOI NOUS ============ */
.reasons-grid{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:32px;
}
.reason-mark{ color:var(--teal-400); display:inline-block; margin-bottom:18px; }
.reason-mark svg{ width:40px; height:40px; }
.reasons-grid .reason:nth-child(1) .reason-mark{ color:var(--cmyk-c); }
.reasons-grid .reason:nth-child(2) .reason-mark{ color:var(--pink-pop); }
.reasons-grid .reason:nth-child(3) .reason-mark{ color:var(--cmyk-y); }
.reason h3{
  font-family:var(--font-display);
  font-weight:700;
  font-size:1.35rem;
  color:#fff;
  margin:0 0 10px;
}
.reason p{ color:#B9C2DE; margin:0; line-height:1.55; }

/* ============ CONTACT ============ */
.section-contact{ background:var(--paper-50); }
.contact-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:start;
}
.contact-list{ list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap:18px; }
.contact-list li{ display:flex; align-items:flex-start; gap:14px; font-size:1.02rem; color:var(--text-body); }
.contact-list .icon{ color:var(--blue-700); margin-top:3px; }

.contact-form{
  display:flex; flex-direction:column; gap:14px;
  background:var(--paper-100);
  border:1px solid rgba(22,38,77,0.1);
  border-radius:var(--radius);
  padding:28px;
}
.contact-form label{ font-weight:600; font-size:0.9rem; color:var(--ink-900); margin-bottom:-8px; }
.contact-form input, .contact-form textarea{
  font-family:var(--font-body);
  font-size:1rem;
  padding:11px 14px;
  border:1.5px solid rgba(22,38,77,0.18);
  border-radius:8px;
  background:#fff;
  color:var(--text-body);
}
.contact-form input:focus, .contact-form textarea:focus{
  border-color:var(--blue-700);
}
.contact-form .btn{ align-self:flex-start; margin-top:6px; border:none; }
.hidden-field{ position:absolute; left:-9999px; }

/* ============ FOOTER ============ */
.site-footer{ background:var(--ink-900); padding:30px 0; }
.footer-row{
  display:flex; align-items:center; justify-content:space-between; gap:20px; flex-wrap:wrap;
}
.footer-logo{ height:30px; opacity:0.9; }
.footer-copy{ color:#9AA6C4; font-size:0.85rem; margin:0; }

/* ============ REVEAL ON SCROLL ============ */
.reveal{ opacity:0; transform:translateY(18px); transition:opacity .6s ease, transform .6s ease; }
.reveal.is-visible{ opacity:1; transform:none; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 980px){
  .hero-grid{ grid-template-columns:1fr; }
  .hero-mark{ display:none; }
  .services-grid{ grid-template-columns:repeat(2, 1fr); }
  .reasons-grid{ grid-template-columns:1fr; gap:26px; }
  .contact-grid{ grid-template-columns:1fr; gap:36px; }
}

@media (max-width: 760px){
  .site-header{ backdrop-filter:none; }
  .main-nav{
    position:fixed; inset:64px 0 0 0;
    background:var(--ink-900);
    box-shadow:0 12px 24px rgba(0,0,0,0.25);
    flex-direction:column; align-items:flex-start;
    padding:28px 24px; gap:18px;
    transform:translateX(100%);
    transition:transform .25s ease;
    font-size:1.1rem;
  }
  .main-nav.is-open{ transform:translateX(0); }
  .main-nav a{ color:#fff; }
  .main-nav a:hover{ color:var(--teal-400); }
  .main-nav .nav-cta{ background:var(--teal-vivid); color:var(--ink-900) !important; }
  .main-nav .nav-cta:hover{ background:#3fd6e6; }
  .nav-toggle{ display:flex; }
  .nav-cta{ order:99; }

  .services-grid{ grid-template-columns:1fr; }
  .supports-row{ grid-template-columns:repeat(2, 1fr); }
  .section{ padding:60px 0; }
}

@media (max-width: 480px){
  .cta-row{ flex-direction:column; align-items:stretch; }
  .supports-row{ grid-template-columns:1fr 1fr; gap:14px; }
}