/* ═══════════════════════════════════════
   TOKENS — Charte SBB sur fond blanc
═══════════════════════════════════════ */
:root {
  --navy:      #1e1e52;
  --navy-deep: #141432;
  --navy-mid:  #252568;
  --cyan:      #30d0d0;
  --cyan-lt:   #5ddddd;
  --cyan-dk:   #1aa8a8;
  --blue-mid:  #3070a0;
  --white:     #ffffff;
  --off-white: #f7f9fc;
  --light-bg:  #eef4f8;
  --ink:       #0f0f2e;
  --ink-2:     #1e2a3a;
  --text:      #1a2540;
  --text-2:    #4a5568;
  --muted:     #8a9ab5;
  --border:    rgba(48,208,208,.2);
  --border-dk: rgba(48,208,208,.35);
  --border-lt: rgba(30,30,82,.08);
  --shadow-sm: 0 2px 12px rgba(30,30,82,.07);
  --shadow-md: 0 8px 32px rgba(30,30,82,.1);
  --shadow-lg: 0 20px 60px rgba(30,30,82,.14);
  --ff-display: 'Cormorant Garamond', Georgia, serif;
  --ff-body:    'Outfit', sans-serif;
  --nav-h: 80px;
  --max: 1280px;
  --ease: cubic-bezier(.22,.68,0,1.2);
  --r: 8px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{background:var(--white);color:var(--text);font-family:var(--ff-body);font-weight:300;line-height:1.7;overflow-x:hidden}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font-family:var(--ff-body);cursor:pointer;border:none;background:none}

::-webkit-scrollbar{width:4px}
::-webkit-scrollbar-track{background:var(--off-white)}
::-webkit-scrollbar-thumb{background:var(--cyan);border-radius:2px}

/* ── UTILITIES ── */
.container{max-width:var(--max);margin:0 auto;padding:0 48px}

.tag{display:inline-block;font-size:.7rem;font-weight:500;letter-spacing:.2em;text-transform:uppercase;
  color:var(--cyan);border:1px solid var(--border);padding:6px 16px;border-radius:2px;
  margin-bottom:24px;background:rgba(48,208,208,.06)}

.section-title{font-family:var(--ff-display);font-size:clamp(2rem,3.5vw,3.2rem);
  font-weight:300;line-height:1.12;letter-spacing:-.01em;margin-bottom:18px;color:var(--navy-deep)}

.section-sub{color:var(--text-2);font-size:.95rem;max-width:500px;line-height:1.85}

.divider{width:44px;height:2px;background:linear-gradient(90deg,var(--cyan),transparent);margin:24px 0}

.btn-primary{display:inline-flex;align-items:center;gap:10px;
  background:linear-gradient(135deg,var(--cyan),var(--cyan-dk));color:var(--white);
  font-size:.78rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;
  padding:14px 32px;border-radius:4px;transition:all .3s var(--ease);position:relative;overflow:hidden}
.btn-primary::after{content:'';position:absolute;inset:0;background:rgba(255,255,255,.15);
  transform:translateX(-100%);transition:transform .3s ease}
.btn-primary:hover::after{transform:translateX(0)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(48,208,208,.4)}

.btn-outline{display:inline-flex;align-items:center;gap:10px;
  border:1.5px solid var(--navy);color:var(--navy);
  font-size:.78rem;font-weight:500;letter-spacing:.1em;text-transform:uppercase;
  padding:13px 30px;border-radius:4px;transition:all .3s ease}
.btn-outline:hover{border-color:var(--cyan);color:var(--cyan-dk);background:rgba(48,208,208,.05);transform:translateY(-2px)}

.btn-ghost-dark{display:inline-flex;align-items:center;gap:10px;
  border:1.5px solid var(--border-dk);color:var(--navy-deep);
  font-size:.78rem;font-weight:500;letter-spacing:.1em;text-transform:uppercase;
  padding:13px 30px;border-radius:4px;transition:all .3s ease}
.btn-ghost-dark:hover{border-color:var(--cyan);background:rgba(48,208,208,.05);transform:translateY(-2px)}

/* ── REVEAL ── */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .65s ease,transform .65s ease}
.reveal.visible{opacity:1;transform:translateY(0)}
.rd1{transition-delay:.1s}.rd2{transition-delay:.2s}.rd3{transition-delay:.32s}

/* ════════════════════════════════
   NAV
════════════════════════════════ */
nav{position:fixed;top:0;left:0;right:0;z-index:1000;height:var(--nav-h);display:flex;align-items:center;
  background:transparent;border-bottom:1px solid transparent;transition:background .4s ease, border-color .4s ease, box-shadow .4s ease}
nav.scrolled{background:rgba(255,255,255,.95);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border-color:var(--border-lt);box-shadow:var(--shadow-md)}
.nav-inner{max-width:var(--max);margin:0 auto;padding:0 48px;width:100%;
  display:flex;align-items:center;justify-content:space-between;gap:20px}
.nav-logo{display:flex;align-items:center;gap:12px;flex-shrink:0}
.nav-logo img{height:46px;width:auto}
.nav-logo-text{font-family:var(--ff-display);font-size:1.05rem;font-weight:500;
  letter-spacing:.04em;line-height:1.2;color:var(--navy-deep)}
.nav-logo-text span{display:block;font-size:.6rem;font-weight:400;letter-spacing:.2em;
  text-transform:uppercase;color:var(--cyan-dk);margin-top:1px;font-family:var(--ff-body)}
.nav-links{display:flex;align-items:center;gap:32px;justify-content:center}
.nav-right{display:flex;align-items:center;gap:20px;flex-shrink:0}
.nav-links a{font-size:.76rem;font-weight:500;letter-spacing:.08em;text-transform:uppercase;
  color:var(--text-2);transition:color .25s ease;white-space:nowrap;position:relative}
.nav-links a::after{content:'';position:absolute;bottom:-4px;left:0;right:0;height:2px;
  background:var(--cyan);transform:scaleX(0);transform-origin:left;transition:transform .3s ease}
.nav-links a:hover{color:var(--cyan-dk)}
.nav-links a:hover::after{transform:scaleX(1)}

/* Lang switcher */
.lang-switch{display:flex;align-items:center;gap:2px;border:1px solid var(--border-lt);
  border-radius:100px;overflow:hidden;flex-shrink:0}
.lang-btn{padding:5px 12px;font-size:.7rem;font-weight:600;letter-spacing:.08em;
  text-transform:uppercase;color:var(--text-2);transition:all .25s ease;cursor:pointer;
  border:none;background:none;font-family:var(--ff-body)}
.lang-btn.active{background:var(--cyan);color:var(--white)}
.lang-btn:not(.active):hover{color:var(--cyan-dk);background:rgba(48,208,208,.07)}

.nav-cta{flex-shrink:0;font-size:.72rem;font-weight:600;letter-spacing:.1em;
  text-transform:uppercase;color:var(--white);
  background:linear-gradient(135deg,var(--cyan),var(--cyan-dk));
  padding:10px 20px;border-radius:4px;transition:all .3s ease;white-space:nowrap}
.nav-cta:hover{transform:translateY(-1px);box-shadow:0 8px 24px rgba(48,208,208,.35)}

.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:4px;flex-shrink:0}
.hamburger span{display:block;width:24px;height:1.5px;background:var(--navy);transition:all .3s ease}
.hamburger.open span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.hamburger.open span:nth-child(2){opacity:0}
.hamburger.open span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}

.mobile-menu{position:fixed;inset:0;z-index:999;background:rgba(255,255,255,.98);
  backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);display:flex;flex-direction:column;
  justify-content:center;align-items:center;gap:26px;
  opacity:0;pointer-events:none;transition:all .4s ease;transform:translateY(-10px)}
.mobile-menu.open{opacity:1;pointer-events:all;transform:translateY(0)}
.mobile-menu a{font-family:var(--ff-display);font-size:2rem;font-weight:300;
  color:var(--navy-deep);transition:color .25s ease}
.mobile-menu a:hover{color:var(--cyan)}
.mobile-menu-close{position:absolute;top:24px;right:24px;width:44px;height:44px;
  display:flex;align-items:center;justify-content:center;
  font-size:1.6rem;color:var(--muted);cursor:pointer;transition:all .25s ease}
.mobile-menu-close:hover{color:var(--cyan);transform:rotate(90deg)}
.mobile-lang{display:flex;gap:16px;margin-top:16px}
.mobile-lang button{font-family:var(--ff-body);font-size:.85rem;letter-spacing:.1em;
  text-transform:uppercase;color:var(--muted);cursor:pointer;
  border:none;background:none;transition:color .25s ease}
.mobile-lang button.active{color:var(--cyan);font-weight:600}

/* ════════════════════════════════
   HERO — fond navy gradient
════════════════════════════════ */
#hero{min-height:100vh;display:flex;align-items:center;position:relative;overflow:hidden;
  padding-top:var(--nav-h);
  background:linear-gradient(135deg, #e3f2fd 0%, var(--white) 100%)}
.hero-grid{position:absolute;inset:0;z-index:0;
  background-image:linear-gradient(rgba(30,30,82,.1) 1px,transparent 1px),
    linear-gradient(90deg,rgba(30,30,82,.1) 1px,transparent 1px);
  background-size:70px 70px;
  mask-image:radial-gradient(ellipse 80% 80% at 65% 45%,black 20%,transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse 80% 80% at 65% 45%,black 20%,transparent 75%)}
.hero-orb{position:absolute;border-radius:50%;filter:blur(80px);pointer-events:none}
.hero-orb-1{width:520px;height:520px;right:2%;top:5%;background:rgba(48,208,208,.05)}
.hero-orb-2{width:280px;height:280px;right:28%;bottom:8%;background:rgba(48,112,160,.06)}
.hero-content{position:relative;z-index:1;max-width:var(--max);margin:0 auto;padding:0 48px;
  display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:72px;width:100%}
.hero-eyebrow{display:flex;align-items:center;gap:12px;margin-bottom:24px}
.hero-eyebrow-line{width:28px;height:1.5px;background:var(--cyan)}
.hero-eyebrow-text{font-size:.68rem;letter-spacing:.22em;text-transform:uppercase;
  color:var(--cyan-dk);font-weight:500}
.hero-title{font-family:var(--ff-display);font-size:clamp(2.8rem,5vw,4.8rem);
  font-weight:300;line-height:1.06;letter-spacing:-.02em;margin-bottom:22px;color:var(--navy-deep)}
.hero-title em{font-style:italic;color:var(--cyan-dk);display:block}
.hero-desc{color:var(--text-2);font-size:.97rem;line-height:1.85;max-width:440px;margin-bottom:40px}
.hero-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.hero-right{display:flex;flex-direction:column;gap:16px}
.hero-stats{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.hero-stat{background:rgba(255,255,255,.5);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border:1px solid rgba(255,255,255,.4);border-radius:var(--r);padding:22px 20px;
  transition:all .3s ease}
.hero-stat:hover{border-color:var(--cyan);transform:translateY(-3px);box-shadow:var(--shadow-md)}
.hero-stat-num{font-family:var(--ff-display);font-size:2rem;font-weight:300;
  color:var(--cyan-dk);line-height:1;margin-bottom:3px}
.hero-stat-label{font-size:.7rem;color:var(--muted);letter-spacing:.05em}
.hero-pillars{background:rgba(255,255,255,.3);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border:1px solid rgba(255,255,255,.4);border-radius:var(--r);padding:20px 22px}
.hero-pillars-title{font-size:.66rem;letter-spacing:.2em;text-transform:uppercase;
  color:var(--cyan-dk);margin-bottom:12px;opacity:.8}
.pillars-list{display:flex;gap:8px;flex-wrap:wrap}
.pillar-chip{font-size:.7rem;color:var(--text-2);
  border:1px solid var(--border-lt);padding:4px 12px;border-radius:100px;
  background:var(--white);transition:all .25s ease}
.pillar-chip:hover{border-color:var(--cyan);color:var(--cyan-dk);background:rgba(48,208,208,.05)}
.hero-scroll{position:absolute;bottom:32px;left:50%;transform:translateX(-50%);
  display:flex;flex-direction:column;align-items:center;gap:8px;
  color:var(--muted);font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;
  animation:bobble 2.2s ease infinite;z-index:1}
@keyframes bobble{0%,100%{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(7px)}}

/* ════════════════════════════════
   MARQUEE — bande sur blanc
════════════════════════════════ */
.marquee-section{padding:18px 0;overflow:hidden;background:var(--cyan-dk)}
.marquee-track{display:flex;gap:52px;animation:marquee 14s linear infinite;width:max-content;white-space:nowrap}
.marquee-item{font-size:.68rem;letter-spacing:.2em;text-transform:uppercase;
  color:var(--white);display:flex;align-items:center;gap:12px}
.marquee-dot{width:4px;height:4px;border-radius:50%;background:var(--cyan);flex-shrink:0}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ════════════════════════════════
   SERVICES — fond blanc
════════════════════════════════ */
#services{padding:110px 0;background:var(--white)}
.services-header{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:end;margin-bottom:56px}
.services-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--border-lt);
  border:1px solid var(--border-lt);overflow:hidden;box-shadow:var(--shadow-sm)}
.service-card{background:var(--white);padding:40px 34px;position:relative;overflow:hidden;
  transition:all .35s ease;display:flex;flex-direction:column}
.service-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--cyan),var(--blue-mid));
  transform:scaleX(0);transform-origin:left;transition:transform .4s ease}
.service-card:hover{background:var(--off-white)}
.service-card:hover .service-num{opacity:.25;color:var(--blue-mid);transform:scale(1.1)}
.service-card:hover::before{transform:scaleX(1)}
.service-num{position:absolute;top:16px;right:20px;font-family:var(--ff-display);
  font-size:4rem;font-weight:300;color:var(--blue-mid);opacity:0.1;line-height:1;transition:all .4s ease}
.service-icon{width:62px;height:62px;border:1.5px solid var(--border);border-radius:6px;
  display:flex;align-items:center;justify-content:center;margin-bottom:22px;color:var(--cyan-dk);
  transition:all .3s ease;overflow:hidden}
.service-icon img{width:68%;height:68%;object-fit:contain;
  filter:invert(68%) sepia(85%) saturate(382%) hue-rotate(130deg) brightness(92%) contrast(89%)}
.service-card:hover .service-icon{border-color:var(--cyan);background:rgba(48,208,208,.08)}
.service-name{font-family:var(--ff-display);font-size:1.38rem;font-weight:500;
  margin-bottom:10px;line-height:1.25;color:var(--navy-deep)}
.service-desc{color:var(--text-2);font-size:.86rem;line-height:1.8;margin-bottom:20px}
.service-list{display:flex;flex-direction:column;gap:7px;margin-bottom:32px}
.service-list li{display:flex;align-items:flex-start;gap:9px;
  font-size:.8rem;color:var(--text-2);line-height:1.5}
.service-list li::before{content:'—';color:var(--cyan-dk);flex-shrink:0}
.service-link{display:inline-flex;align-items:center;gap:7px;margin-top:32px;
  font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--cyan-dk);font-weight:600;transition:gap .3s ease;margin-top:auto}
.service-link:hover{gap:13px}

/* ════════════════════════════════
   METHODOLOGY — fond navy
════════════════════════════════ */
#methodology{padding:80px 0;background:var(--white)}
.method-header{text-align:center;margin-bottom:36px}
.method-header .tag{color:var(--cyan-dk);border-color:var(--border-lt);background:var(--off-white)}
.method-header p{color:var(--text-2);font-size:.86rem;letter-spacing:.06em}
.method-strip{display:grid;grid-template-columns:repeat(6,1fr);
  gap:1px;background:var(--border-lt);border-radius:var(--r);overflow:hidden;border:1px solid var(--border-lt)}
.method-item{background:var(--white);padding:32px 16px;text-align:center;
  transition:all .3s ease}
.method-item:hover{background:var(--off-white);transform:translateY(-2px)}
.method-num{font-family:var(--ff-display);font-size:1.8rem;font-weight:300;
  color:var(--cyan-dk);opacity:0.35;display:block;line-height:1;margin-bottom:10px}
.method-name{font-size:.68rem;letter-spacing:.15em;text-transform:uppercase;color:var(--navy-deep);font-weight:500}

/* ════════════════════════════════
   PHOTOS MISSIONS — grille immersive
════════════════════════════════ */
#missions{padding:100px 0;background:var(--off-white)}
.missions-header{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:end;margin-bottom:52px}
.missions-mosaic{display:grid;grid-template-columns:1.4fr 1fr 1fr;grid-template-rows:260px 260px;gap:16px}
.mission-photo{border-radius:var(--r);overflow:hidden;position:relative}
.mission-photo:first-child{grid-row:1/3}
.mission-photo img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.mission-photo:hover img{transform:scale(1.04)}
.mission-photo-overlay{position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(20,20,50,.8) 100%);
  opacity:0;transition:opacity .35s ease}
.mission-photo:hover .mission-photo-overlay{opacity:1}
.mission-photo-caption{position:absolute;bottom:0;left:0;right:0;padding:20px;
  transform:translateY(10px);transition:transform .35s ease;opacity:0}
.mission-photo:hover .mission-photo-caption{transform:translateY(0);opacity:1}
.mission-photo-tag{font-size:.66rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--cyan);margin-bottom:4px}
.mission-photo-label{font-family:var(--ff-display);font-size:1.05rem;color:var(--white)}

/* ════════════════════════════════
   ABOUT — fond blanc
════════════════════════════════ */
#about{padding:110px 0;background:var(--white)}
.about-grid{display:grid;grid-template-columns:5fr 7fr;gap:84px;align-items:center}
.about-photo-wrap{position:relative}
.about-photo-frame{position:relative;border-radius:var(--r);overflow:hidden;aspect-ratio:3/4;
  box-shadow:var(--shadow-lg)}
.about-photo-frame img{width:100%;height:100%;object-fit:cover;object-position:top}
.about-photo-overlay{position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 55%,rgba(20,20,50,.5) 100%)}
.about-deco-tl{position:absolute;top:-14px;left:-14px;width:64px;height:64px;
  border-top:2px solid var(--cyan);border-left:2px solid var(--cyan);border-radius:3px;pointer-events:none}
.about-deco-br{position:absolute;bottom:-14px;right:-14px;width:64px;height:64px;
  border-bottom:2px solid var(--cyan);border-right:2px solid var(--cyan);border-radius:3px;pointer-events:none}
.about-badge{position:absolute;bottom:24px;left:-24px;
  background:linear-gradient(135deg,var(--cyan),var(--cyan-dk));color:var(--white);
  padding:16px 20px;border-radius:var(--r);font-size:.7rem;font-weight:600;
  letter-spacing:.04em;line-height:1.4;box-shadow:0 16px 48px rgba(48,208,208,.35)}
.about-badge strong{font-size:1.6rem;display:block;font-family:var(--ff-display);font-weight:500}
.about-text p{color:var(--text-2);font-size:.94rem;line-height:1.9;margin-bottom:16px}
.about-text p:first-of-type{font-family:var(--ff-display);font-size:1.25rem;font-weight:300;
  color:var(--navy-deep);line-height:1.6}
.about-quote{border-left:2.5px solid var(--cyan);padding:16px 22px;margin:28px 0;
  background:rgba(48,208,208,.05);border-radius:0 var(--r) var(--r) 0}
.about-quote p{font-family:var(--ff-display);font-style:italic;font-size:1.08rem;
  color:var(--navy-mid)!important;margin-bottom:0!important}
.about-signature{font-family:var(--ff-display);font-style:italic;font-size:1.7rem;
  color:var(--cyan-dk);margin-top:24px;display:block}

/* ════════════════════════════════
   REALISATIONS — fond off-white
════════════════════════════════ */
#realisations{padding:110px 0;background:var(--off-white)}
.realisations-header{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:end;margin-bottom:44px}
.real-tabs{display:flex;border:1px solid var(--border);border-radius:4px;overflow:hidden;width:fit-content;margin-bottom:40px;flex-wrap:wrap}
.real-tab{padding:9px 22px;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);cursor:pointer;transition:all .25s ease;border-right:1px solid var(--border)}
.real-tab:last-child{border-right:none}
.real-tab.active{background:var(--cyan);color:var(--white);font-weight:600}
.real-tab:not(.active):hover{color:var(--cyan-lt);background:rgba(48,208,208,.05)}
.real-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.real-card{background:var(--white);border:1px solid var(--border-lt);border-radius:var(--r);
  overflow:hidden;transition:all .35s var(--ease);display:flex;flex-direction:column;
  box-shadow:var(--shadow-sm)}
.real-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(48,208,208,.2)}
.real-card-img{height:180px;overflow:hidden;position:relative}
.real-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.real-card:hover .real-card-img img{transform:scale(1.06)}
.real-card-img-fallback{width:100%;height:100%;display:flex;align-items:center;justify-content:center}
.real-card-img-icon{width:52px;height:52px;border:1px solid rgba(48,208,208,.3);border-radius:50%;
  display:flex;align-items:center;justify-content:center;color:var(--cyan-dk)}
.real-card-img-country{position:absolute;top:12px;right:12px;font-size:.64rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--white);border:none;
  padding:3px 10px;border-radius:100px;background:rgba(20,20,50,.7);backdrop-filter:blur(8px)}
.real-card-body{padding:24px 24px 28px;flex:1;display:flex;flex-direction:column}
.real-card-sector{font-size:.64rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--cyan-dk);margin-bottom:7px;font-weight:600}
.real-card-title{font-family:var(--ff-display);font-size:1.15rem;font-weight:500;
  line-height:1.3;margin-bottom:9px;color:var(--navy-deep)}
.real-card-desc{font-size:.8rem;color:var(--text-2);line-height:1.7;margin-bottom:16px;flex:1}
.real-card-meta{display:flex;gap:7px;flex-wrap:wrap}
.real-card-tag{font-size:.64rem;color:var(--muted);border:1px solid var(--border-lt);
  padding:2px 9px;border-radius:100px}

/* ════════════════════════════════
   BLOG
════════════════════════════════ */
#blog{padding:110px 0;background:var(--white)}
.blog-header{display:flex;justify-content:space-between;align-items:flex-end;
  margin-bottom:48px;flex-wrap:wrap;gap:20px}
.blog-grid{display:grid;grid-template-columns:1.35fr 1fr 1fr;gap:20px}
.blog-card{background:var(--white);border:1px solid var(--border-lt);border-radius:var(--r);
  overflow:hidden;transition:all .35s var(--ease);cursor:pointer;display:flex;flex-direction:column;
  box-shadow:var(--shadow-sm)}
.blog-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(48,208,208,.2)}
.blog-card-img{height:200px;overflow:hidden;position:relative}
.blog-card:first-child .blog-card-img{height:256px}
.blog-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.blog-card:hover .blog-card-img img{transform:scale(1.06)}
.blog-card-cat-badge{position:absolute;top:14px;left:14px;font-size:.62rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--white);
  background:var(--cyan-dk);padding:3px 10px;border-radius:100px;font-weight:600}
.blog-card-body{padding:24px;flex:1;display:flex;flex-direction:column}
.blog-card-title{font-family:var(--ff-display);font-size:1.18rem;font-weight:500;
  line-height:1.3;margin-bottom:9px;color:var(--navy-deep)}
.blog-card:first-child .blog-card-title{font-size:1.42rem}
.blog-card-excerpt{font-size:.81rem;color:var(--text-2);line-height:1.7;flex:1;margin-bottom:16px}
.blog-card-footer{display:flex;align-items:center;justify-content:space-between;
  border-top:1px solid var(--border-lt);padding-top:14px}
.blog-card-date{font-size:.68rem;color:var(--muted)}
.blog-card-read{font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--cyan-dk);font-weight:600;display:flex;align-items:center;gap:6px;transition:gap .25s ease}
.blog-card:hover .blog-card-read{gap:10px}

/* ════════════════════════════════
   DEVIS — fond off-white
════════════════════════════════ */
#devis{padding:110px 0;background:var(--off-white)}
.devis-wrap{display:grid;grid-template-columns:5fr 7fr;gap:68px;align-items:start}
.devis-tagline{font-family:var(--ff-display);font-size:1.25rem;font-weight:300;
  color:var(--text-2);line-height:1.55;margin-bottom:32px}
.devis-contacts{display:flex;flex-direction:column;gap:12px}
.devis-contact-item{display:flex;align-items:center;gap:14px;padding:13px 16px;
  border:1px solid var(--border-lt);border-radius:var(--r);background:var(--white);
  transition:border-color .3s ease,box-shadow .3s ease;box-shadow:var(--shadow-sm)}
.devis-contact-item:hover{border-color:rgba(48,208,208,.3);box-shadow:var(--shadow-md)}
.devis-contact-icon{width:32px;height:32px;flex-shrink:0;border:1px solid var(--border);
  border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--cyan-dk)}
.devis-contact-info small{font-size:.64rem;color:var(--muted);letter-spacing:.1em;
  text-transform:uppercase;display:block;margin-bottom:1px}
.devis-contact-info span{font-size:.86rem;color:var(--text)}
.devis-form{background:var(--white);border:1px solid var(--border-lt);
  border-radius:var(--r);padding:44px 40px;box-shadow:var(--shadow-md)}
.form-grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}
.form-group label{font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--muted);font-weight:500}
.form-group input,.form-group select,.form-group textarea{
  background:var(--off-white);border:1px solid var(--border-lt);border-radius:4px;
  color:var(--text);font-family:var(--ff-body);font-size:.9rem;font-weight:300;
  padding:12px 14px;outline:none;transition:border-color .25s ease,background .25s ease,box-shadow .25s ease;width:100%}
.form-group input::placeholder,.form-group textarea::placeholder{color:var(--muted)}
.form-group select option{background:var(--white)}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{
  border-color:var(--cyan);background:var(--white);box-shadow:0 0 0 3px rgba(48,208,208,.1)}
.form-group textarea{resize:vertical;min-height:108px}
.form-services{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:4px}
.form-service-check{display:flex;align-items:center;gap:8px;cursor:pointer;
  font-size:.82rem;color:var(--text-2);transition:color .25s ease}
.form-service-check:hover{color:var(--navy)}
.form-service-check input[type="checkbox"]{width:15px;height:15px;
  accent-color:var(--cyan);cursor:pointer;flex-shrink:0;margin:0;padding:0}
.form-submit-wrap{margin-top:22px;display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.form-note{font-size:.72rem;color:var(--muted);line-height:1.6;max-width:200px}
#form-success{display:none;margin-top:16px;background:rgba(48,208,208,.08);
  border:1px solid rgba(48,208,208,.3);border-radius:var(--r);
  padding:16px 20px;color:var(--cyan-dk);font-size:.88rem}

/* ════════════════════════════════
   CONTACT — fond navy
════════════════════════════════ */
#contact{padding:110px 0;background:var(--white)}
.contact-inner{display:grid;grid-template-columns:1fr 1fr;gap:68px;align-items:start}
.contact-tag{color:var(--cyan-dk);border-color:var(--border-lt);background:var(--off-white)}
.contact-title{color:var(--navy-deep)}
.contact-offices{display:flex;flex-direction:column;gap:14px;margin-top:32px}
.contact-office{padding:22px 26px;border:1px solid var(--border-lt);border-radius:var(--r);
  background:var(--white);box-shadow:var(--shadow-sm);transition:all .3s ease}
.contact-office:hover{border-color:var(--cyan);transform:translateY(-3px);box-shadow:var(--shadow-md)}
.contact-office-flag{font-size:1.2rem;margin-bottom:7px;display:block}
.contact-office-country{font-family:var(--ff-display);font-size:1.05rem;margin-bottom:3px;color:var(--navy-deep)}
.contact-office-addr{font-size:.8rem;color:var(--text-2);margin-bottom:9px}
.contact-office-phone{font-size:.86rem;color:var(--cyan-dk);display:flex;align-items:center;gap:7px;font-weight:500}
.contact-email-block{margin-top:24px;padding:18px 22px;
  border:1px solid var(--border-lt);border-radius:var(--r);background:var(--off-white)}
.contact-email-block small{display:block;font-size:.64rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--muted);margin-bottom:4px}
.contact-email-block a{color:var(--cyan-dk);font-size:.92rem;font-weight:600}
.contact-socials{display:flex;gap:10px;margin-top:24px}
.contact-social{width:38px;height:38px;border:1px solid var(--border-lt);border-radius:50%;
  display:flex;align-items:center;justify-content:center;color:var(--muted);
  transition:all .3s ease}
.contact-social:hover{border-color:var(--cyan);color:var(--cyan);background:rgba(48,208,208,.08)}
.contact-map-card{height:420px;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:14px;text-align:center;padding:40px}
.contact-map-icon{width:52px;height:52px;border:1px solid var(--cyan);border-radius:50%;
  display:flex;align-items:center;justify-content:center;color:var(--cyan);background:var(--white);box-shadow:var(--shadow-sm)}
.contact-map-label{font-family:var(--ff-display);font-size:1.1rem;font-weight:500;
  color:var(--navy-deep)}
.contact-map-sub{font-size:.78rem;color:var(--text-2);line-height:1.6}
.contact-map-btns{display:flex;gap:10px;margin-top:6px}

/* ════════════════════════════════
   FOOTER
════════════════════════════════ */
footer{border-top:1px solid var(--border-lt);padding:52px 0 32px;background:var(--white)}
.footer-inner{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:48px;margin-bottom:48px}
.footer-logo{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.footer-logo img{height:42px}
.footer-logo-text{font-family:var(--ff-display);font-size:1rem;font-weight:500;
  letter-spacing:.04em;color:var(--navy-deep)}
.footer-logo-text span{display:block;font-size:.58rem;letter-spacing:.2em;text-transform:uppercase;
  color:var(--cyan-dk);margin-top:1px;font-family:var(--ff-body);font-weight:400}
.footer-brand p{font-size:.8rem;color:var(--muted);line-height:1.8;max-width:260px}
.footer-col h4{font-size:.66rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--cyan-dk);margin-bottom:16px;font-weight:600}
.footer-col ul{display:flex;flex-direction:column;gap:9px}
.footer-col ul li a{font-size:.8rem;color:var(--muted);transition:color .25s ease}
.footer-col ul li a:hover{color:var(--cyan-dk)}
.footer-bottom{border-top:1px solid var(--border-lt);padding-top:22px;
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px}
.footer-copy{font-size:.73rem;color:var(--muted)}
.footer-tagline{font-family:var(--ff-display);font-style:italic;font-size:.88rem;color:rgba(48,208,208,.55)}

/* ════════════════════════════════
   CHATBOT
════════════════════════════════ */
.chatbot-btn{position:fixed;bottom:28px;right:28px;z-index:800;
  width:56px;height:56px;border-radius:50%;
  background:linear-gradient(135deg,var(--cyan),var(--cyan-dk));
  box-shadow:0 8px 28px rgba(48,208,208,.4);
  display:flex;align-items:center;justify-content:center;cursor:pointer;
  transition:all .3s var(--ease);border:none}
.chatbot-btn:hover{transform:scale(1.08);box-shadow:0 12px 36px rgba(48,208,208,.5)}
.chatbot-btn svg{color:var(--white)}
.chatbot-notif{position:absolute;top:-2px;right:-2px;width:14px;height:14px;
  background:#ef4444;border-radius:50%;border:2px solid var(--white);
  animation:pulse-red 2s ease infinite}
@keyframes pulse-red{0%,100%{transform:scale(1)}50%{transform:scale(1.2)}}

.chatbot-window{position:fixed;bottom:96px;right:28px;z-index:801;
  width:360px;background:var(--white);border-radius:16px;
  box-shadow:0 24px 80px rgba(30,30,82,.2);
  display:none;flex-direction:column;overflow:hidden;
  border:1px solid var(--border-lt);
  animation:slideUp .3s var(--ease)}
.chatbot-window.open{display:flex}
@keyframes slideUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}

.chatbot-header{padding:18px 20px;
  background:linear-gradient(135deg,var(--navy-deep),var(--navy-mid));
  display:flex;align-items:center;gap:12px}
.chatbot-avatar{width:38px;height:38px;border-radius:50%;
  background:linear-gradient(135deg,var(--cyan),var(--cyan-dk));
  display:flex;align-items:center;justify-content:center;flex-shrink:0}
.chatbot-header-info{flex:1}
.chatbot-header-name{font-size:.88rem;font-weight:600;color:var(--white)}
.chatbot-header-status{font-size:.7rem;color:rgba(255,255,255,.55);display:flex;align-items:center;gap:5px}
.chatbot-status-dot{width:6px;height:6px;border-radius:50%;background:#22c55e;flex-shrink:0}
.chatbot-close{color:rgba(255,255,255,.5);cursor:pointer;transition:color .2s ease;font-size:1.1rem;width:28px;height:28px;display:flex;align-items:center;justify-content:center}
.chatbot-close:hover{color:var(--white)}

.chatbot-messages{flex:1;padding:16px;overflow-y:auto;max-height:320px;
  display:flex;flex-direction:column;gap:12px;background:var(--off-white)}
.msg{display:flex;gap:8px;align-items:flex-end}
.msg.bot{flex-direction:row}
.msg.user{flex-direction:row-reverse}
.msg-avatar{width:28px;height:28px;border-radius:50%;flex-shrink:0;
  background:linear-gradient(135deg,var(--cyan),var(--cyan-dk));
  display:flex;align-items:center;justify-content:center;font-size:.65rem;font-weight:700;color:var(--white)}
.msg-bubble{max-width:78%;padding:10px 14px;border-radius:14px;font-size:.83rem;line-height:1.55}
.msg.bot .msg-bubble{background:var(--white);color:var(--text);border-radius:4px 14px 14px 14px;
  box-shadow:var(--shadow-sm)}
.msg.user .msg-bubble{background:linear-gradient(135deg,var(--cyan),var(--cyan-dk));color:var(--white);
  border-radius:14px 14px 4px 14px}
.msg-typing .msg-bubble{display:flex;gap:4px;align-items:center;padding:12px 14px}
.typing-dot{width:6px;height:6px;border-radius:50%;background:var(--muted);
  animation:typing .9s ease infinite}
.typing-dot:nth-child(2){animation-delay:.15s}
.typing-dot:nth-child(3){animation-delay:.3s}
@keyframes typing{0%,60%,100%{transform:translateY(0)}30%{transform:translateY(-5px)}}

.chatbot-quick{padding:10px 16px;display:flex;gap:6px;flex-wrap:wrap;
  border-top:1px solid var(--border-lt);background:var(--white)}
.quick-btn{font-size:.72rem;color:var(--cyan-dk);border:1px solid var(--border);
  padding:4px 11px;border-radius:100px;cursor:pointer;transition:all .25s ease;
  font-family:var(--ff-body);background:none;font-weight:500}
.quick-btn:hover{background:var(--cyan);color:var(--white);border-color:var(--cyan)}

.chatbot-input-row{padding:12px 16px;display:flex;gap:10px;align-items:center;
  border-top:1px solid var(--border-lt);background:var(--white)}
.chatbot-input{flex:1;border:1px solid var(--border-lt);border-radius:100px;
  padding:9px 16px;font-size:.84rem;font-family:var(--ff-body);color:var(--text);
  background:var(--off-white);outline:none;transition:border-color .25s ease}
.chatbot-input:focus{border-color:var(--cyan);background:var(--white)}
.chatbot-send{width:36px;height:36px;border-radius:50%;flex-shrink:0;
  background:linear-gradient(135deg,var(--cyan),var(--cyan-dk));
  border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;
  transition:all .25s ease}
.chatbot-send:hover{transform:scale(1.08);box-shadow:0 4px 14px rgba(48,208,208,.4)}
.chatbot-send svg{color:var(--white)}

/* ════════════════════════════════
   TWEAKS
════════════════════════════════ */
#tweaks-panel{position:fixed;bottom:24px;left:24px;z-index:2000;
  background:var(--white);border:1px solid var(--border-lt);border-radius:var(--r);
  padding:20px;width:240px;display:none;box-shadow:var(--shadow-lg)}
#tweaks-panel.open{display:block}
.tweaks-title{font-size:.68rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--cyan-dk);margin-bottom:16px;display:flex;justify-content:space-between;align-items:center}
.tweak-row{margin-bottom:13px}
.tweak-row label{font-size:.68rem;color:var(--muted);display:block;margin-bottom:5px}
.tweak-row input[type="color"]{width:100%;height:28px;border:1px solid var(--border-lt);
  border-radius:4px;background:transparent;cursor:pointer}
.tweak-row select{width:100%;background:var(--off-white);border:1px solid var(--border-lt);
  color:var(--text);padding:6px 9px;border-radius:4px;font-family:var(--ff-body);font-size:.79rem;outline:none}
.tweak-close{cursor:pointer;color:var(--muted);font-size:1rem;transition:color .25s ease}
.tweak-close:hover{color:var(--cyan-dk)}

/* ════════════════════════════════
   RESPONSIVE
════════════════════════════════ */
@media(max-width:1100px){
  .container,.nav-inner{padding:0 32px}
  .hero-content{padding:0 32px;gap:44px}
  .services-header,.realisations-header,.missions-header{grid-template-columns:1fr;gap:20px}
  .footer-inner{grid-template-columns:1fr 1fr;gap:32px}
  .method-strip{grid-template-columns:repeat(3,1fr)}
  .nav-links{gap:22px}
}
@media(max-width:900px){
  :root{--nav-h:66px}
  .nav-links,.lang-switch{display:none}
  .nav-cta{display:inline-flex; padding:8px 16px; font-size:.65rem}
  .hamburger{display:flex}
  .hero-content{grid-template-columns:1fr}
  .hero-right{display:none}
  .about-grid,.devis-wrap,.contact-inner{grid-template-columns:1fr;gap:44px}
  .about-photo-wrap{max-width:360px;margin:0 auto}
  .about-badge{left:-10px}
  .services-grid,.blog-grid{grid-template-columns:1fr}
  .real-grid{grid-template-columns:1fr 1fr}
  .missions-mosaic{grid-template-columns:1fr 1fr;grid-template-rows:auto}
  .mission-photo:first-child{grid-row:auto}
  .blog-header{flex-direction:column;align-items:flex-start}
  .chatbot-window{width:320px;right:16px;bottom:86px}
  .chatbot-btn{bottom:20px;right:20px}
}
@media(max-width:640px){
  .container,.nav-inner,.hero-content{padding:0 20px}
  #hero{padding-top:var(--nav-h);min-height:100svh}
  .hero-title{font-size:clamp(2rem,8vw,3rem)}
  .section-title{font-size:clamp(1.9rem,6vw,2.5rem)}
  .real-grid,.form-grid-2,.form-services,.missions-mosaic{grid-template-columns:1fr}
  .real-tabs{flex-wrap:wrap}
  .devis-form{padding:26px 18px}
  .footer-inner{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;text-align:center}
  .method-strip{grid-template-columns:repeat(2,1fr)}
  #services,#about,#realisations,#blog,#devis,#contact,#missions{padding:68px 0}
  .hero-actions{gap:10px}
  .btn-primary,.btn-outline{padding:12px 22px;font-size:.72rem}
  .hero-scroll{display:none}
  .about-badge{position:static;margin-top:18px;display:inline-block}
  .chatbot-window{width:calc(100vw - 32px);right:16px}
}
/* ════════════════════════════════
   RESPONSIVE
 ════════════════════════════════ */
@media (max-width: 1080px) {
  .nav-links{display:none}
  .hamburger{display:flex}
  .nav-inner{padding:0 24px}
}
@media (max-width: 768px) {
  .hero-content{grid-template-columns:1fr;gap:48px;padding:0 24px}
  .hero-right{display:none}
  .nav-cta{display:none}
  .nav-logo-text{font-size:.9rem}
}