/* ═══════════════════════════════════════════════════════
   EVOLUTION PATRIMOINE — DESIGN SYSTEM
   Fichier CSS partagé par toutes les pages du site.
   ═══════════════════════════════════════════════════════ */

:root{--bg:#F8F6F1;--bg2:#F0EDE5;--white:#FFFFFF;--dark:#011c2d;--mid:#19646c;--accent:#05a787;--accent-h:#048e73;--text:#011c2d;--text2:#4A5E6D;--textm:#8A9AAA;--brd:#E2DFD6;--brd2:#EBE8E0;--al:#E6F7F3;--coral:#D4604C;--coral-l:#FDF0ED;--amber:#B8860B;--amber-l:#FBF5E6;--blue-l:#EBF2F8;--sans:'DM Sans',-apple-system,BlinkMacSystemFont,sans-serif;--serif:'Playfair Display',Georgia,serif;--mw:1120px;--gap:100px;--r:10px;--rl:16px}
*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--sans);color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;line-height:1.6}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}.ctn{max-width:var(--mw);margin:0 auto;padding:0 24px}

/* ═══ NAV ═══ */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(248,246,241,.92);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border-bottom:1px solid var(--brd)}
.nav-i{max-width:var(--mw);margin:0 auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between;height:60px}
.nav-l{font-weight:600;font-size:15px;letter-spacing:-.3px;color:var(--dark);text-decoration:none}.nav-l span{color:var(--accent)}
.nav-k{display:flex;align-items:center;gap:28px}
.nav-k a{font-size:13.5px;color:var(--text2);text-decoration:none;transition:color .2s;font-weight:400}.nav-k a:hover{color:var(--dark)}
.nav-c{background:var(--dark)!important;color:#fff!important;padding:9px 20px;border-radius:8px;font-size:13px;font-weight:500;transition:all .2s}.nav-c:hover{background:var(--mid)!important;transform:translateY(-1px)}
.burg{display:none;background:none;border:none;cursor:pointer;padding:8px}.burg span{display:block;width:20px;height:1.5px;background:var(--dark);margin:5px 0;transition:.3s}

/* ═══ FOOTER ═══ */
.ft{border-top:1px solid var(--brd);padding:52px 0 28px}
.ft-g{display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:36px;margin-bottom:36px}
.ft-b p{font-size:13.5px;color:var(--text2);line-height:1.65;margin-top:10px}
.ft h4{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:1.5px;color:var(--textm);margin-bottom:14px}
.ft a{display:block;font-size:13.5px;color:var(--text2);text-decoration:none;margin-bottom:9px;transition:color .2s}.ft a:hover{color:var(--accent)}
.ft-leg{font-size:11.5px;color:var(--textm);line-height:1.6;border-top:1px solid var(--brd);padding-top:20px}
.ft-ct{font-size:13.5px;color:var(--text2);line-height:1.8}
.ft-lo{font-weight:600;font-size:14px}.ft-lo span{color:var(--accent)}

/* ═══ BUTTONS ═══ */
.bp{display:inline-flex;align-items:center;gap:8px;background:var(--accent);color:#fff;padding:13px 26px;border-radius:8px;font-size:14.5px;font-weight:500;text-decoration:none;transition:all .25s;border:none;cursor:pointer;font-family:var(--sans)}.bp:hover{background:var(--accent-h);transform:translateY(-1px);box-shadow:0 6px 20px rgba(5,167,135,.2)}.bp svg{width:15px;height:15px}
.bg-link{font-size:13.5px;color:var(--text2);text-decoration:none;border-bottom:1px solid var(--brd);padding-bottom:2px;transition:all .2s}.bg-link:hover{color:var(--dark);border-color:var(--dark)}
.bw{background:#fff;color:var(--dark);padding:13px 30px;border-radius:8px;font-size:14.5px;font-weight:500;text-decoration:none;display:inline-flex;align-items:center;gap:8px;transition:all .2s;font-family:var(--sans)}.bw:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(255,255,255,.12)}
.btn-outline{display:inline-flex;align-items:center;gap:8px;background:transparent;color:var(--accent);padding:12px 24px;border-radius:8px;font-size:14px;font-weight:500;text-decoration:none;border:1.5px solid var(--accent);transition:all .2s;font-family:var(--sans)}.btn-outline:hover{background:var(--accent);color:#fff;transform:translateY(-1px)}

/* ═══ SECTION UTILITIES ═══ */
.st{display:inline-flex;align-items:center;gap:8px;font-size:11px;font-weight:600;color:var(--accent);text-transform:uppercase;letter-spacing:2px;margin-bottom:12px}.st::before{content:'';width:14px;height:1.5px;background:var(--accent)}
.sh{font-family:var(--serif);font-size:34px;line-height:1.2;font-weight:400;margin-bottom:14px;color:var(--dark)}
.ss{font-size:15.5px;color:var(--text2);max-width:540px;line-height:1.7;margin-bottom:44px}
.page-top{padding-top:120px;padding-bottom:48px}

/* ═══ CARDS ═══ */
.card{background:var(--white);border:1px solid var(--brd);border-radius:var(--rl);padding:28px;transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-3px);box-shadow:0 8px 24px rgba(1,28,45,.05)}
.card h3{font-size:15px;font-weight:600;margin-bottom:8px;color:var(--dark)}
.card p{font-size:13.5px;color:var(--text2);line-height:1.65}

/* ═══ CTA FINAL ═══ */
.ctaf{background:var(--dark);border-radius:20px;padding:64px;text-align:center;margin-bottom:var(--gap)}
.ctaf h2{font-family:var(--serif);font-size:30px;color:#fff;margin-bottom:12px}
.ctaf p{font-size:15px;color:rgba(255,255,255,.55);margin-bottom:32px;max-width:460px;margin-left:auto;margin-right:auto}

/* ═══ DIFF BLOCK (dark bg) ═══ */
.diff{background:var(--dark);border-radius:20px;padding:60px;margin-bottom:var(--gap);color:#fff}
.diff .st{color:var(--accent)}.diff .st::before{background:var(--accent)}.diff .sh{color:#fff}
.diff-g{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.di{padding:24px;background:rgba(255,255,255,.06);border-radius:12px;border:1px solid rgba(255,255,255,.1);transition:background .2s}.di:hover{background:rgba(255,255,255,.1)}
.di h3{font-size:15px;font-weight:600;margin-bottom:6px;color:#fff}.di p{font-size:13.5px;color:rgba(255,255,255,.6);line-height:1.65}

/* ═══ STATS ═══ */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:var(--gap)}
.stat{background:var(--white);border:1px solid var(--brd);border-radius:var(--rl);padding:28px;text-align:center}
.stat-n{font-family:var(--serif);font-size:34px;color:var(--accent);margin-bottom:4px}.stat-l{font-size:12.5px;color:var(--text2)}

/* ═══ TRUST BAR ═══ */
.tb{border-top:1px solid var(--brd);border-bottom:1px solid var(--brd);padding:18px 0;margin-bottom:var(--gap)}
.tb-i{display:flex;align-items:center;justify-content:center;gap:36px;flex-wrap:wrap}
.ti{font-size:12.5px;color:var(--textm)}.ti strong{color:var(--text2);font-weight:500}
.ts-sep{width:1px;height:14px;background:var(--brd)}

/* ═══ ABOUT PAGE ═══ */
.about-hero{display:grid;grid-template-columns:1fr 2fr;gap:48px;align-items:start;margin-bottom:var(--gap)}
.about-photo{width:180px;height:180px;border-radius:var(--rl);overflow:hidden;background:var(--bg2)}
.about-photo img{width:100%;height:100%;object-fit:cover}
.about-intro h1{font-family:var(--serif);font-size:38px;line-height:1.2;margin-bottom:16px;color:var(--dark)}
.about-intro p{font-size:16px;color:var(--text2);line-height:1.75;margin-bottom:16px}
.about-values{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:var(--gap)}
.about-val{padding:28px;border-left:2px solid var(--accent);background:var(--white);border-radius:0 var(--rl) var(--rl) 0}
.about-val h3{font-size:15px;font-weight:600;margin-bottom:8px;color:var(--dark)}
.about-val p{font-size:13.5px;color:var(--text2);line-height:1.65}
.timeline{margin-bottom:var(--gap)}
.timeline-item{display:grid;grid-template-columns:80px 1fr;gap:20px;padding-bottom:32px;position:relative}
.timeline-item:not(:last-child)::after{content:'';position:absolute;left:39px;top:28px;bottom:0;width:1px;background:var(--brd)}
.timeline-year{font-family:var(--serif);font-size:20px;color:var(--accent);padding-top:2px}
.timeline-content h3{font-size:15px;font-weight:600;margin-bottom:4px;color:var(--dark)}
.timeline-content p{font-size:13.5px;color:var(--text2);line-height:1.6}
.certs{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:var(--gap)}
.cert{background:var(--white);border:1px solid var(--brd);border-radius:10px;padding:16px 20px;display:flex;align-items:center;gap:12px}
.cert-icon{width:40px;height:40px;border-radius:8px;background:var(--al);display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;color:var(--accent)}
.cert-info .cert-title{font-size:13px;font-weight:600;color:var(--dark)}.cert-info .cert-desc{font-size:11.5px;color:var(--textm)}

/* ═══ CONTENT PAGES ═══ */
.content-grid{display:grid;grid-template-columns:2fr 1fr;gap:56px;margin-bottom:var(--gap);align-items:start}
.content-main h2{font-family:var(--serif);font-size:26px;margin-bottom:16px;color:var(--dark)}
.content-main h3{font-size:17px;font-weight:600;margin-bottom:10px;margin-top:32px;color:var(--dark)}
.content-main p{font-size:15px;color:var(--text2);line-height:1.75;margin-bottom:16px}
.content-main ul{list-style:none;margin-bottom:20px}
.content-main ul li{font-size:14.5px;color:var(--text2);line-height:1.65;padding:6px 0 6px 20px;position:relative}
.content-main ul li::before{content:'→';position:absolute;left:0;color:var(--accent);font-weight:600}
.sidebar{position:sticky;top:80px}
.sidebar-card{background:var(--white);border:1px solid var(--brd);border-radius:var(--rl);padding:28px;margin-bottom:20px}
.sidebar-card h4{font-size:14px;font-weight:600;margin-bottom:12px;color:var(--dark)}
.sidebar-card p{font-size:13px;color:var(--text2);line-height:1.6;margin-bottom:16px}
.sidebar-links a{display:block;font-size:13.5px;color:var(--text2);padding:8px 0;border-bottom:1px solid var(--brd);transition:color .2s}.sidebar-links a:hover{color:var(--accent)}.sidebar-links a:last-child{border-bottom:none}

/* ═══ ANIMATIONS ═══ */
.fu{opacity:0;transform:translateY(20px);transition:opacity .5s ease,transform .5s ease}.fu.v{opacity:1;transform:translateY(0)}.fu-1{transition-delay:.1s}.fu-2{transition-delay:.2s}.fu-3{transition-delay:.25s}

/* ═══ RESPONSIVE ═══ */
@media(max-width:900px){:root{--gap:72px}.about-hero{grid-template-columns:1fr}.about-photo{width:120px;height:120px}.about-values{grid-template-columns:1fr 1fr}.content-grid{grid-template-columns:1fr}.sidebar{position:static}.diff{padding:40px 28px}.diff-g{grid-template-columns:1fr}.ft-g{grid-template-columns:1fr 1fr}.sh{font-size:28px}.stats{grid-template-columns:1fr 1fr}.ctaf{padding:48px 28px}}
@media(max-width:600px){.nav-k{display:none}.burg{display:block}.nav-k.open{display:flex;flex-direction:column;position:absolute;top:60px;left:0;right:0;background:var(--bg);border-bottom:1px solid var(--brd);padding:20px 24px;gap:14px;box-shadow:0 8px 24px rgba(0,0,0,.06)}.page-top{padding-top:96px;padding-bottom:32px}.about-values{grid-template-columns:1fr}.stats{grid-template-columns:1fr 1fr}.ft-g{grid-template-columns:1fr}.sh{font-size:24px}.about-intro h1{font-size:28px}.timeline-item{grid-template-columns:60px 1fr}.timeline-item:not(:last-child)::after{left:29px}}