/* =============================================================
   Congo Spotlight — Design system
   Basé sur la Charte Graphique Congo Spotlight (v1.0, fév. 2026)
   Couleurs : Orange #de6610 / Violet #5c257e / Noir #000000
   Typo : Bebas Neue (titres) + Roboto (texte)
   ============================================================= */

@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=Roboto:wght@400;500;700;900&display=swap');

:root{
  /* Couleurs de marque */
  --orange:        #de6610;
  --orange-dark:   #c76519;
  --purple:        #5c257e;
  --purple-dark:   #472664;
  --black:         #000000;
  --ink:           #242526;
  --white:         #ffffff;
  --peach:         #f3c99a;
  --peach-soft:    #fbe8d3;
  --grey:          #6b6b6f;
  --grey-light:    #f4f1ee;
  --line:          #e7e1da;

  /* Typo */
  --font-display: 'Bebas Neue', 'Arial Narrow', sans-serif;
  --font-body: 'Roboto', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Layout */
  --container: 1180px;
  --radius-sm: 10px;
  --radius-md: 20px;
  --radius-lg: 32px;
  --shadow-card: 0 20px 45px -20px rgba(36,37,38,.22);
  --header-h: 84px;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }
ul{ list-style: none; margin: 0; padding: 0; }
h1,h2,h3,h4,h5{ margin: 0; font-family: var(--font-display); text-transform: uppercase; letter-spacing: .5px; line-height: 1.05; font-weight: 400; color: var(--black); }
p{ margin: 0; }
button{ font-family: inherit; cursor: pointer; }
section{ position: relative; }
[id]{ scroll-margin-top: var(--header-h); }

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

/* ---------- Utilities ---------- */
.eyebrow{
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-display);
  letter-spacing: 1.5px;
  font-size: 14px;
  color: var(--purple);
  background: #f4ecf6;
  border-radius: 999px;
  padding: 8px 18px;
  margin-bottom: 18px;
}
.eyebrow .dot{ width: 8px; height: 8px; border-radius: 50%; background: var(--orange); flex: none; }

.section-head{ max-width: 640px; margin: 0 0 52px; }
.section-head.center{ margin-left: auto; margin-right: auto; text-align: center; }
.section-head h2{ font-size: clamp(32px, 4.5vw, 48px); margin-bottom: 16px; }
.section-head p{ color: var(--grey); font-size: 17px; }

.section{ padding: 96px 0; }
.section.tight{ padding: 64px 0; }
.section.bg-light{ background: var(--grey-light); }
.section.bg-dark{ background: var(--ink); color: rgba(255,255,255,.85); }
.section.bg-dark h2, .section.bg-dark h3, .section.bg-dark h4{ color: var(--white); }

.btn{
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font-family: var(--font-display); letter-spacing: .5px; font-size: 16px;
  padding: 15px 30px; border-radius: 999px; border: 2px solid transparent;
  transition: transform .25s ease, box-shadow .25s ease, background-color .25s ease, color .25s ease, border-color .25s ease;
  white-space: nowrap;
}
.btn-primary{ background: var(--orange); color: var(--white); box-shadow: 0 14px 28px -12px rgba(222,102,16,.65); }
.btn-primary:hover{ transform: translateY(-2px); box-shadow: 0 18px 32px -12px rgba(222,102,16,.75); }
.btn-outline{ border-color: var(--black); color: var(--black); }
.btn-outline:hover{ background: var(--black); color: var(--white); }
.btn-light{ background: var(--white); color: var(--purple); }
.btn-light:hover{ transform: translateY(-2px); }
.btn-ghost{ border-color: rgba(255,255,255,.4); color: var(--white); }
.btn-ghost:hover{ background: rgba(255,255,255,.12); }

.tag{
  display: inline-block; font-family: var(--font-display); letter-spacing: .5px;
  font-size: 13px; padding: 6px 14px; border-radius: 999px; background: var(--peach-soft); color: var(--orange-dark);
}
.tag.purple{ background: #ece1f2; color: var(--purple); }
.tag.dark{ background: rgba(255,255,255,.12); color: var(--white); }

/* ---------- Organic blobs (decor) ---------- */
.blob{ position: absolute; z-index: 0; pointer-events: none; opacity: .9; }
.blob-shape{
  background: var(--peach);
  border-radius: 62% 38% 55% 45% / 45% 55% 45% 55%;
}
.blob-shape.purple{ background: var(--purple); opacity: .16; }
.blob-shape.orange{ background: var(--orange); opacity: .14; }

/* ---------- Header ---------- */
.site-header{
  position: fixed; top: 0; left: 0; width: 100%; z-index: 999;
  background: rgba(255,255,255,.9); backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s ease, box-shadow .25s ease;
}
.site-header.is-scrolled{ border-color: var(--line); box-shadow: 0 8px 24px -18px rgba(0,0,0,.35); }
.site-header .container{ height: var(--header-h); display: flex; align-items: center; justify-content: space-between; gap: 24px; }

.brand{ display: flex; align-items: center; gap: 10px; flex: none; }
.brand svg{ width: 34px; height: 34px; }
.brand-word{ font-family: var(--font-display); font-size: 20px; line-height: 1; letter-spacing: .5px; color: var(--black); }
.brand-word b{ color: var(--orange); font-weight: inherit; }

.nav{ display: flex; align-items: center; gap: 4px; }
.nav a{
  font-size: 14.5px; font-weight: 500; color: var(--ink); padding: 10px 16px; border-radius: 999px;
  transition: background-color .2s ease, color .2s ease;
}
.nav a:hover, .nav a.active{ background: var(--peach-soft); color: var(--orange-dark); }

.header-actions{ display: flex; align-items: center; gap: 14px; }
.nav-toggle{
  display: none; flex: none; width: 42px; height: 42px; border-radius: 50%;
  border: 1px solid var(--line); background: var(--white); align-items: center; justify-content: center;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after{
  content: ""; display: block; width: 18px; height: 2px; background: var(--black); position: relative; transition: .25s ease;
}
.nav-toggle span::before{ position: absolute; top: -6px; }
.nav-toggle span::after{ position: absolute; top: 6px; }
.nav-toggle.is-active span{ background: transparent; }
.nav-toggle.is-active span::before{ top: 0; transform: rotate(45deg); }
.nav-toggle.is-active span::after{ top: 0; transform: rotate(-45deg); }

/* ---------- Hero ---------- */
.hero{ padding: calc(var(--header-h) + 64px) 0 80px; overflow: hidden; }
.hero .container{ position: relative; z-index: 1; }
.hero-grid{ display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; }
.hero h1{ font-size: clamp(40px, 6vw, 68px); margin: 18px 0 22px; }
.hero h1 em{ font-style: normal; color: var(--orange); }
.hero p.lead{ font-size: 18px; color: var(--grey); max-width: 520px; margin-bottom: 32px; }
.hero-cta{ display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 40px; }
.hero-values{ display: flex; gap: 12px; flex-wrap: wrap; }

.hero-visual{ position: relative; }
.hero-card{
  position: relative; border-radius: var(--radius-lg); overflow: hidden;
  background: linear-gradient(160deg, var(--purple), var(--purple-dark));
  padding: 44px 34px; min-height: 420px; display: flex; flex-direction: column; justify-content: space-between;
  box-shadow: var(--shadow-card);
}
.hero-card .pill-icon{
  width: 64px; height: 64px; border-radius: 20px; background: rgba(255,255,255,.14);
  display: flex; align-items: center; justify-content: center; margin-bottom: 24px;
}
.hero-card h3{ color: var(--white); font-size: 30px; margin-bottom: 10px; }
.hero-card p{ color: rgba(255,255,255,.78); font-size: 15px; }
.hero-card-stats{ display: flex; gap: 28px; margin-top: 30px; }
.hero-card-stats div strong{ display: block; font-family: var(--font-display); font-size: 26px; color: var(--orange); }
.hero-card-stats div span{ font-size: 12.5px; color: rgba(255,255,255,.7); }
.hero-card::after{
  content: ""; position: absolute; right: -60px; bottom: -60px; width: 220px; height: 220px; border-radius: 50%;
  background: var(--orange); opacity: .28; filter: blur(2px);
}

/* ---------- Value blocks (Créativité / Innovation / Authenticité) ---------- */
.value-grid{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.value-block{
  border-radius: var(--radius-md); padding: 32px 26px; min-height: 220px;
  display: flex; flex-direction: column; justify-content: flex-end; position: relative; overflow: hidden;
}
.value-block h3{ color: var(--white); font-size: 30px; margin-bottom: 6px; }
.value-block p{ color: rgba(255,255,255,.82); font-size: 14.5px; }
.value-block.v1{ background: linear-gradient(160deg, #1c1c1d, var(--black)); }
.value-block.v2{ background: linear-gradient(160deg, var(--orange), #a94e0d); }
.value-block.v3{ background: linear-gradient(160deg, var(--purple), var(--purple-dark)); }
.value-block .glyph{ position: absolute; top: 24px; right: 24px; opacity: .35; }

/* ---------- Mission / split section ---------- */
.split{ display: grid; grid-template-columns: .95fr 1.05fr; gap: 64px; align-items: center; }
.split .kicker-num{ font-family: var(--font-display); font-size: 120px; line-height: .8; color: var(--peach); }
.pillar-mini{ display: flex; gap: 16px; padding: 18px 0; border-top: 1px solid var(--line); }
.pillar-mini:last-child{ border-bottom: 1px solid var(--line); }
.pillar-mini .num{ font-family: var(--font-display); font-size: 22px; color: var(--orange); flex: none; width: 34px; }
.pillar-mini h4{ font-size: 17px; text-transform: none; letter-spacing: 0; margin-bottom: 4px; }
.pillar-mini p{ color: var(--grey); font-size: 14.5px; }

/* ---------- Comparaison avant / aujourd'hui ---------- */
.compare-card{ border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 10px; background: var(--white); box-shadow: var(--shadow-card); }
.compare-row{ display: flex; gap: 16px; align-items: flex-start; padding: 24px 20px; border-radius: calc(var(--radius-lg) - 10px); }
.compare-row.old{ opacity: .65; }
.compare-row.new{ background: linear-gradient(135deg, rgba(222,102,16,.08), rgba(92,37,126,.08)); }
.compare-row .ic{
  flex: none; width: 46px; height: 46px; border-radius: 13px; background: var(--grey-light); color: var(--grey);
  display: flex; align-items: center; justify-content: center;
}
.compare-row.new .ic{ background: var(--orange); color: var(--white); }
.compare-row h4{ font-size: 12.5px; letter-spacing: 1.5px; color: var(--grey); margin-bottom: 6px; font-family: var(--font-display); }
.compare-row.new h4{ color: var(--orange-dark); }
.compare-row p{ font-size: 16px; color: var(--ink); font-weight: 500; line-height: 1.4; }
.compare-divider{ height: 1px; background: var(--line); margin: 0 20px; }

/* ---------- Services ---------- */
.services-grid{ display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.service-card{
  border-radius: var(--radius-lg); padding: 42px 38px; position: relative; overflow: hidden;
  box-shadow: var(--shadow-card);
}
.service-card.tech{ background: var(--ink); color: rgba(255,255,255,.85); }
.service-card.comm{ background: var(--white); border: 1px solid var(--line); }
.service-card .icon-badge{
  width: 60px; height: 60px; border-radius: 18px; display: flex; align-items: center; justify-content: center; margin-bottom: 24px;
}
.service-card.comm .icon-badge{ background: var(--peach-soft); }
.service-card.tech .icon-badge{ background: rgba(222,102,16,.18); }
.service-card h3{ font-size: 30px; margin-bottom: 10px; }
.service-card.tech h3{ color: var(--white); }
.service-card > p{ color: var(--grey); margin-bottom: 26px; }
.service-card.tech > p{ color: rgba(255,255,255,.72); }
.service-list{ display: grid; gap: 12px; }
.service-list li{ display: flex; align-items: flex-start; gap: 10px; font-size: 15px; }
.service-list li svg{ flex: none; margin-top: 3px; }
.service-card.comm .service-list li{ color: var(--ink); }
.service-card.tech .service-list li{ color: rgba(255,255,255,.85); }

/* ---------- Portfolio / Réalisations ---------- */
.portfolio-grid{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.portfolio-card{
  border-radius: var(--radius-md); padding: 30px; height: 100%; display: flex; flex-direction: column;
  border: 1px solid var(--line); background: var(--white); transition: transform .25s ease, box-shadow .25s ease;
}
.portfolio-card:hover{ transform: translateY(-6px); box-shadow: var(--shadow-card); }
.portfolio-card .tag{ align-self: flex-start; margin-bottom: 18px; }
.portfolio-card h3{ font-size: 24px; text-transform: none; letter-spacing: 0; font-family: var(--font-body); font-weight: 700; margin-bottom: 10px; }
.portfolio-card p{ color: var(--grey); font-size: 14.5px; flex: 1; }
.portfolio-card .meta{ margin-top: 18px; padding-top: 16px; border-top: 1px dashed var(--line); font-size: 13px; color: var(--purple); font-weight: 500; }

/* ---------- CTA banner ---------- */
.cta-banner{
  border-radius: var(--radius-lg); padding: 64px 48px; text-align: center;
  background: linear-gradient(135deg, var(--orange), var(--purple));
  position: relative; overflow: hidden;
}
.cta-banner h2{ color: var(--white); font-size: clamp(30px, 4vw, 44px); margin-bottom: 14px; }
.cta-banner p{ color: rgba(255,255,255,.9); max-width: 520px; margin: 0 auto 30px; }
.cta-banner .btn-row{ display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ---------- Approche (about page) ---------- */
.approach-grid{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.approach-card{ padding: 34px 28px; border-radius: var(--radius-md); background: var(--white); border: 1px solid var(--line); }
.approach-card .step{ font-family: var(--font-display); font-size: 44px; color: var(--peach); margin-bottom: 14px; }
.approach-card h4{ font-size: 19px; text-transform: none; letter-spacing: 0; margin-bottom: 8px; }
.approach-card p{ color: var(--grey); font-size: 14.5px; }

/* ---------- Contact ---------- */
.contact-grid{ display: grid; grid-template-columns: .9fr 1.1fr; gap: 48px; align-items: flex-start; }
.contact-info{ display: flex; flex-direction: column; gap: 22px; }
.contact-info-card{
  display: flex; gap: 16px; align-items: flex-start; padding: 22px; border-radius: var(--radius-md);
  background: var(--grey-light);
}
.contact-info-card .ic{
  flex: none; width: 46px; height: 46px; border-radius: 14px; background: var(--white);
  display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow-card);
}
.contact-info-card h4{ font-size: 15px; text-transform: none; letter-spacing: 0; margin-bottom: 4px; }
.contact-info-card p, .contact-info-card a{ font-size: 14.5px; color: var(--grey); }
.contact-info-card a:hover{ color: var(--orange); }

.contact-form{ background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 40px; box-shadow: var(--shadow-card); }
.form-row{ display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-bottom: 18px; }
.field label{ display: block; font-size: 13.5px; font-weight: 500; margin-bottom: 8px; color: var(--ink); }
.field input, .field textarea{
  width: 100%; border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 13px 16px;
  font-family: var(--font-body); font-size: 15px; background: var(--grey-light); outline: none;
  transition: border-color .2s ease, background-color .2s ease;
}
.field input:focus, .field textarea:focus{ border-color: var(--orange); background: var(--white); }
.field.full{ margin-bottom: 18px; }

/* ---------- About story blocks ---------- */
.story-hero{ display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; }
.story-photo{
  border-radius: var(--radius-lg); overflow: hidden; position: relative; min-height: 360px;
  background: linear-gradient(160deg, var(--peach), var(--orange));
  display: flex; align-items: center; justify-content: center;
}
.story-photo svg{ width: 46%; opacity: .9; }

.timeline{ display: grid; gap: 0; }
.timeline-item{ display: grid; grid-template-columns: 90px 1fr; gap: 24px; padding: 26px 0; border-top: 1px solid var(--line); }
.timeline-item:last-child{ border-bottom: 1px solid var(--line); }
.timeline-item .year{ font-family: var(--font-display); font-size: 24px; color: var(--orange); }
.timeline-item h4{ font-size: 18px; text-transform: none; letter-spacing: 0; margin-bottom: 6px; }
.timeline-item p{ color: var(--grey); font-size: 14.5px; }

/* ---------- Footer ---------- */
.site-footer{ background: var(--ink); color: rgba(255,255,255,.72); padding: 72px 0 28px; }
.footer-grid{ display: grid; grid-template-columns: 1.3fr .8fr .8fr 1.1fr; gap: 40px; margin-bottom: 56px; }
.footer-brand .brand-word{ color: var(--white); }
.footer-brand p{ margin-top: 16px; font-size: 14.5px; max-width: 280px; }
.footer-social{ display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.footer-social a{
  width: 40px; height: 40px; border-radius: 50%; border: 1px solid rgba(255,255,255,.2);
  display: flex; align-items: center; justify-content: center; transition: background-color .2s ease, border-color .2s ease;
}
.footer-social a:hover{ background: var(--orange); border-color: var(--orange); }
.footer-col h5{ color: var(--white); font-size: 15px; letter-spacing: 1px; margin-bottom: 18px; }
.footer-col ul{ display: grid; gap: 12px; }
.footer-col a{ font-size: 14.5px; }
.footer-col a:hover{ color: var(--orange); }
.footer-bottom{ border-top: 1px solid rgba(255,255,255,.12); padding-top: 26px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: 13px; }

/* =============================================================
   Responsive
   ============================================================= */
@media (max-width: 980px){
  .nav{ display: none; }
  .nav-toggle{ display: flex; }
  .header-actions .btn-primary{ display: none; }
  .site-header.is-open .nav{
    display: flex; flex-direction: column; align-items: stretch; gap: 4px;
    position: absolute; top: var(--header-h); left: 0; width: 100%; background: var(--white);
    padding: 16px 24px 24px; border-bottom: 1px solid var(--line); box-shadow: 0 20px 30px -20px rgba(0,0,0,.25);
  }
  .site-header.is-open .nav a{ padding: 14px 12px; }
  .site-header.is-open .header-actions .btn-primary{
    display: inline-flex; position: absolute; top: var(--header-h); right: 24px; margin-top: 300px;
  }

  .hero-grid, .split, .story-hero{ grid-template-columns: 1fr; }
  .hero-visual{ order: -1; }
  .services-grid{ grid-template-columns: 1fr; }
  .portfolio-grid{ grid-template-columns: repeat(2, 1fr); }
  .approach-grid{ grid-template-columns: 1fr; }
  .contact-grid{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px){
  .section{ padding: 64px 0; }
  .value-grid{ grid-template-columns: 1fr; }
  .portfolio-grid{ grid-template-columns: 1fr; }
  .form-row{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr; gap: 32px; }
  .cta-banner{ padding: 44px 24px; }
  .hero-cta{ flex-direction: column; }
  .hero-cta .btn{ width: 100%; }
}