:root{
  --navy:#0d2b4e;
  --navy-deep:#071a30;
  --navy-ink:#04101f;
  --teal:#0e7d6f;
  --green:#00c26e;
  --green-bright:#3ee08f;
  --orange:#f77f00;
  --orange-soft:#ffa347;
  --sand:#f4ead8;
  --paper:#fbf7ef;
  --white:#ffffff;
  --font-display:'Syne',sans-serif;
  --font-body:'Instrument Sans',sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);background:var(--navy-ink);color:var(--white);line-height:1.6;overflow-x:hidden}
::selection{background:var(--orange);color:var(--navy-ink)}

/* ── Décor global ── */
.hex-bg{position:fixed;inset:0;pointer-events:none;opacity:.05;z-index:0;
  background-image:url("data:image/svg+xml,%3Csvg width='56' height='100' viewBox='0 0 56 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M28 0L56 16v33L28 66 0 49V16z' fill='none' stroke='%23ffffff' stroke-width='1'/%3E%3Cpath d='M28 34L56 50v33L28 100 0 83V50z' fill='none' stroke='%23ffffff' stroke-width='1'/%3E%3C/svg%3E");
  background-size:56px 100px}
.section{position:relative;z-index:1;padding:96px 24px}
.wrap{max-width:1180px;margin:0 auto}
.kicker{font-family:var(--font-display);font-weight:700;font-size:.78rem;letter-spacing:.28em;text-transform:uppercase;color:var(--green-bright);display:flex;align-items:center;gap:14px}
.kicker::before{content:"";width:34px;height:2px;background:var(--orange)}
h2{font-family:var(--font-display);font-weight:800;font-size:clamp(1.9rem,4vw,2.9rem);line-height:1.12;margin:18px 0 14px}
.lead{color:rgba(255,255,255,.72);max-width:640px;font-size:1.06rem}

/* ── Topbar ── */
header{position:fixed;top:0;left:0;right:0;z-index:50;background:rgba(4,16,31,.82);backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.08)}
.topbar{max-width:1180px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:14px 24px;gap:16px}
.logo{font-family:var(--font-display);font-weight:800;font-size:1.5rem;letter-spacing:.02em;text-decoration:none;color:var(--white)}
.logo span{color:var(--green)}
.logo em{font-style:normal;color:var(--orange);font-size:.9rem;vertical-align:super;margin-left:2px}
nav{display:flex;gap:26px;align-items:center}
nav a{color:rgba(255,255,255,.75);text-decoration:none;font-size:.92rem;font-weight:500;transition:color .2s}
nav a:hover{color:var(--green-bright)}
nav a.active{color:var(--green-bright);font-weight:700}
.btn{display:inline-block;font-family:var(--font-display);font-weight:700;font-size:.95rem;letter-spacing:.04em;text-decoration:none;border:none;cursor:pointer;padding:13px 28px;border-radius:4px;transition:transform .15s,box-shadow .2s,background .2s}
.btn-orange{background:var(--orange);color:var(--navy-ink);clip-path:polygon(10px 0,100% 0,100% calc(100% - 10px),calc(100% - 10px) 100%,0 100%,0 10px)}
.btn-orange:hover{background:var(--orange-soft);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--white);border:1.5px solid rgba(255,255,255,.35)}
.btn-ghost:hover{border-color:var(--green-bright);color:var(--green-bright)}
.btn-navy{background:var(--navy-ink);color:var(--white)}
.btn-navy:hover{background:var(--navy);transform:translateY(-2px)}
.btn-nav{padding:9px 20px;font-size:.82rem}
.burger{display:none;background:none;border:1.5px solid rgba(255,255,255,.3);border-radius:6px;color:var(--white);font-size:1.15rem;line-height:1;padding:8px 12px;cursor:pointer}
.mobile-menu{display:none;background:rgba(4,16,31,.97);border-bottom:1px solid rgba(255,255,255,.1);padding:6px 24px 16px}
.mobile-menu.open{display:block}
.mobile-menu a{display:block;padding:13px 4px;color:rgba(255,255,255,.85);text-decoration:none;font-weight:600;font-size:1rem;border-bottom:1px solid rgba(255,255,255,.07)}
.mobile-menu a.active{color:var(--green-bright)}
.mobile-menu a:last-child{border-bottom:none}
@media(max-width:820px){nav a:not(.btn){display:none}.burger{display:block}}

/* ── Hero (accueil) ── */
.hero{position:relative;min-height:92vh;display:flex;align-items:center;padding:150px 24px 90px;z-index:1;
  background:radial-gradient(1100px 600px at 82% -10%,rgba(14,125,111,.55),transparent 60%),
             radial-gradient(800px 520px at -10% 110%,rgba(247,127,0,.16),transparent 55%),
             linear-gradient(160deg,#04101f 0%,#0d2b4e 55%,#0e5b52 130%)}
.hero .wrap{display:grid;grid-template-columns:1.25fr .75fr;gap:56px;align-items:center}
@media(max-width:960px){.hero .wrap{grid-template-columns:1fr}}
.badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px}
.chip{font-size:.78rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;padding:7px 14px;border-radius:100px;border:1px solid rgba(255,255,255,.22);color:rgba(255,255,255,.85);background:rgba(255,255,255,.05)}
.chip.hot{background:var(--orange);border-color:var(--orange);color:var(--navy-ink);font-weight:700}
.chip.green{border-color:var(--green);color:var(--green-bright)}
h1{font-family:var(--font-display);font-weight:800;font-size:clamp(3.4rem,9vw,7rem);line-height:.95;letter-spacing:-.01em}
h1 .saje{color:var(--green);text-shadow:4px 4px 0 rgba(247,127,0,.55)}
h1 .yr{-webkit-text-stroke:2px rgba(255,255,255,.7);color:transparent}
.hero-theme{font-family:var(--font-display);font-weight:700;font-size:clamp(1.05rem,2vw,1.45rem);color:var(--white);margin:26px 0 10px;max-width:620px;line-height:1.35}
.hero-theme b{color:var(--orange-soft)}
.hero-sub{color:rgba(255,255,255,.7);max-width:560px;font-size:1.05rem}
.hero-ctas{display:flex;flex-wrap:wrap;gap:16px;margin-top:36px}
.hero-meta{display:flex;flex-wrap:wrap;gap:28px;margin-top:44px;padding-top:26px;border-top:1px solid rgba(255,255,255,.14)}
.meta-item strong{display:block;font-family:var(--font-display);font-weight:700;font-size:1.05rem;color:var(--green-bright)}
.meta-item span{font-size:.85rem;color:rgba(255,255,255,.6)}
.date-card{position:relative;background:var(--paper);color:var(--navy-ink);border-radius:10px;padding:38px 34px;transform:rotate(2deg);box-shadow:0 30px 60px rgba(0,0,0,.45);max-width:360px;justify-self:end}
.date-card::before{content:"";position:absolute;inset:10px;border:1.5px dashed rgba(13,43,78,.3);border-radius:6px;pointer-events:none}
.date-card .dc-k{font-family:var(--font-display);font-weight:700;font-size:.72rem;letter-spacing:.3em;text-transform:uppercase;color:var(--teal)}
.date-card .dc-day{font-family:var(--font-display);font-weight:800;font-size:5rem;line-height:1;color:var(--navy)}
.date-card .dc-m{font-family:var(--font-display);font-weight:700;font-size:1.4rem;color:var(--orange)}
.date-card .dc-loc{margin-top:14px;font-weight:600;font-size:.95rem;line-height:1.45;white-space:pre-line}
.date-card .dc-invite{margin-top:18px;padding-top:14px;border-top:2px solid var(--orange);font-size:.85rem;white-space:pre-line}
.date-card .dc-invite b{color:var(--teal)}
@media(max-width:960px){.date-card{justify-self:start;transform:rotate(0)}}

/* ── Hero de page interne ── */
.page-hero{position:relative;z-index:1;padding:165px 24px 76px;
  background:radial-gradient(900px 500px at 85% -20%,rgba(14,125,111,.5),transparent 60%),
             linear-gradient(160deg,#04101f 0%,#0d2b4e 80%)}
.page-hero h1{font-size:clamp(2.2rem,6vw,3.8rem);line-height:1.05;margin-top:18px}
.page-hero .lead{margin-top:16px}

/* ── Bande défilante ── */
.marquee{background:var(--green);color:var(--navy-ink);overflow:hidden;padding:13px 0;border-top:3px solid var(--navy-ink);border-bottom:3px solid var(--navy-ink);position:relative;z-index:2}
.marquee-track{display:flex;gap:48px;white-space:nowrap;font-family:var(--font-display);font-weight:700;font-size:.95rem;letter-spacing:.1em;text-transform:uppercase;animation:scroll 28s linear infinite;width:max-content}
@keyframes scroll{to{transform:translateX(-50%)}}
.marquee-track span::after{content:"◆";margin-left:48px;color:var(--orange)}

/* ── Objectifs ── */
.obj-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:2px;background:rgba(255,255,255,.12);margin-top:48px;border:1px solid rgba(255,255,255,.12)}
@media(max-width:960px){.obj-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.obj-grid{grid-template-columns:1fr}}
.obj{background:var(--navy-ink);padding:34px 26px;transition:background .25s}
.obj:hover{background:#0a2038}
.obj .num{font-family:var(--font-display);font-weight:800;font-size:.85rem;color:var(--orange)}
.obj h3{font-family:var(--font-display);font-weight:700;font-size:1.12rem;margin:12px 0 8px;color:var(--white)}
.obj p{font-size:.9rem;color:rgba(255,255,255,.62)}
.obj .obj-time{font-family:var(--font-display);font-weight:700;font-size:.82rem;color:var(--orange-soft);letter-spacing:.06em}
.obj a{color:var(--green-bright);font-size:.88rem;font-weight:600;text-decoration:none}

/* ── Ateliers ── */
.section-paper{background:var(--paper);color:var(--navy-ink)}
.section-paper .kicker{color:var(--teal)}
.section-paper .lead{color:rgba(13,43,78,.75)}
.session-tag{display:inline-block;font-family:var(--font-display);font-weight:700;font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;background:var(--navy);color:var(--white);padding:6px 14px;border-radius:3px;margin:40px 0 18px}
.at-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media(max-width:960px){.at-grid{grid-template-columns:1fr}}
.at-card{position:relative;background:var(--white);border:1.5px solid rgba(13,43,78,.14);border-radius:8px;padding:30px 26px 26px;overflow:hidden;transition:transform .2s,box-shadow .25s}
.at-card:hover{transform:translateY(-5px);box-shadow:0 18px 40px rgba(13,43,78,.16)}
.at-card::after{content:"";position:absolute;left:0;top:0;bottom:0;width:5px;background:var(--green)}
.at-card.s2::after{background:var(--orange)}
.at-num{font-family:var(--font-display);font-weight:800;font-size:2.6rem;color:rgba(13,43,78,.1);position:absolute;top:10px;right:18px}
.at-card h3{font-family:var(--font-display);font-weight:700;font-size:1.14rem;line-height:1.3;margin-bottom:10px;max-width:88%}
.at-card p{font-size:.9rem;color:rgba(13,43,78,.7)}

/* ── Programme (timeline) ── */
.timeline{margin-top:52px;border-left:2px solid rgba(255,255,255,.16);padding-left:34px;max-width:760px;position:relative}
.tl-item{position:relative;padding-bottom:30px}
.tl-item::before{content:"";position:absolute;left:-41px;top:6px;width:12px;height:12px;background:var(--navy-ink);border:2.5px solid var(--green);border-radius:50%}
.tl-item.hot::before{border-color:var(--orange);background:var(--orange)}
.tl-time{font-family:var(--font-display);font-weight:700;font-size:.82rem;color:var(--orange-soft);letter-spacing:.08em}
.tl-item h4{font-family:var(--font-display);font-weight:700;font-size:1.05rem;margin:3px 0 4px}
.tl-item p{font-size:.88rem;color:rgba(255,255,255,.6);max-width:560px}

/* ── Challenges ── */
.section-gradient{background:linear-gradient(150deg,#0d2b4e,#0e5b52)}
.ch-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px;margin-top:48px}
@media(max-width:860px){.ch-grid{grid-template-columns:1fr}}
.ch-card{background:rgba(4,16,31,.55);border:1px solid rgba(255,255,255,.14);border-radius:10px;padding:40px 34px;position:relative;overflow:hidden}
.ch-card::before{content:"";position:absolute;top:0;left:0;right:0;height:6px}
.ch-card.senior::before{background:var(--orange)}
.ch-card.junior::before{background:var(--green)}
.ch-tag{font-family:var(--font-display);font-weight:700;font-size:.72rem;letter-spacing:.26em;text-transform:uppercase}
.ch-card.senior .ch-tag{color:var(--orange-soft)}
.ch-card.junior .ch-tag{color:var(--green-bright)}
.ch-card h3{font-family:var(--font-display);font-weight:800;font-size:1.7rem;margin:12px 0 12px}
.ch-card p{color:rgba(255,255,255,.72);font-size:.95rem;margin-bottom:12px}
.ch-card ul{list-style:none;margin:16px 0 26px}
.ch-card li{font-size:.9rem;color:rgba(255,255,255,.75);padding:6px 0 6px 24px;position:relative}
.ch-card li::before{content:"◆";position:absolute;left:0;font-size:.7rem;top:9px}
.ch-card.senior li::before{color:var(--orange)}
.ch-card.junior li::before{color:var(--green)}
.ch-mail{font-size:.85rem;color:rgba(255,255,255,.55);margin-top:14px}
.ch-mail a{color:var(--green-bright)}

/* ── Bande CTA inscription ── */
.cta-band{position:relative;z-index:1;background:linear-gradient(135deg,var(--orange),#e56d00);color:var(--navy-ink);padding:78px 24px;overflow:hidden}
.cta-band::after{content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;border:26px solid rgba(4,16,31,.12);border-radius:50%}
.cta-band .wrap{display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap;position:relative;z-index:1}
.cta-band .kicker{color:var(--navy-ink)}
.cta-band .kicker::before{background:var(--navy-ink)}
.cta-band h2{margin:12px 0 10px;font-size:clamp(1.7rem,4vw,2.6rem)}
.cta-band p{max-width:560px;font-weight:500;color:rgba(4,16,31,.8)}
.cta-band .btn{font-size:1.05rem;padding:17px 40px}

/* ── Formulaire d'inscription ── */
.form-shell{display:grid;grid-template-columns:.9fr 1.1fr;gap:52px;margin-top:50px;align-items:start}
@media(max-width:960px){.form-shell{grid-template-columns:1fr}}
.form-aside{position:sticky;top:110px}
@media(max-width:960px){.form-aside{position:static}}
.form-aside .fa-box{background:var(--navy);color:var(--white);border-radius:10px;padding:34px 30px;position:relative;overflow:hidden}
.form-aside .fa-box::after{content:"";position:absolute;right:-40px;bottom:-40px;width:160px;height:160px;border:18px solid rgba(0,194,110,.25);border-radius:50%}
.fa-box h3{font-family:var(--font-display);font-weight:800;font-size:1.5rem;margin-bottom:14px}
.fa-box p{font-size:.92rem;color:rgba(255,255,255,.75);margin-bottom:10px}
.fa-box .fa-note{margin-top:18px;padding:14px 16px;background:rgba(247,127,0,.14);border-left:3px solid var(--orange);font-size:.85rem;border-radius:0 6px 6px 0}
form.reg{background:var(--white);border:1.5px solid rgba(13,43,78,.14);border-radius:10px;padding:40px 36px;box-shadow:0 24px 50px rgba(13,43,78,.1)}
form.reg fieldset{border:none;margin-bottom:28px}
form.reg legend{font-family:var(--font-display);font-weight:700;font-size:.8rem;letter-spacing:.2em;text-transform:uppercase;color:var(--teal);margin-bottom:16px;display:flex;align-items:center;gap:10px;width:100%}
form.reg legend::after{content:"";flex:1;height:1px;background:rgba(13,43,78,.14)}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:640px){.f-row{grid-template-columns:1fr}}
.f-field{margin-bottom:16px}
form.reg label{display:block;font-weight:600;font-size:.88rem;margin-bottom:6px;color:var(--navy-ink)}
form.reg label .req{color:var(--orange)}
form.reg input,form.reg select{width:100%;padding:12px 14px;border:1.5px solid rgba(13,43,78,.2);border-radius:6px;font-family:var(--font-body);font-size:.95rem;background:var(--paper);color:var(--navy-ink);transition:border-color .2s,box-shadow .2s}
form.reg input:focus,form.reg select:focus{outline:none;border-color:var(--green);box-shadow:0 0 0 3px rgba(0,194,110,.18)}
.f-hint{font-size:.78rem;color:rgba(13,43,78,.55);margin-top:5px}
.submit-row{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:6px}
.btn-submit{font-size:1.05rem;padding:16px 42px}
.btn-submit:disabled{opacity:.55;cursor:wait;transform:none}
.form-msg{display:none;padding:16px 20px;border-radius:8px;font-weight:600;font-size:.95rem;margin-top:20px}
.form-msg.ok{display:block;background:rgba(0,194,110,.14);border:1.5px solid var(--green);color:#0a6e42}
.form-msg.err{display:block;background:rgba(220,60,40,.1);border:1.5px solid #d64528;color:#a3300f}

/* ── Partenaires (banderole) ── */
.partners{position:relative;z-index:1;background:var(--navy-deep);border-top:3px solid var(--orange);padding:54px 0 58px;overflow:hidden}
.partners .p-head{max-width:1180px;margin:0 auto 34px;padding:0 24px;display:flex;align-items:baseline;justify-content:space-between;flex-wrap:wrap;gap:10px}
.partners h2{margin:10px 0 0;font-size:clamp(1.5rem,3vw,2.1rem)}
.partners .p-note{font-size:.85rem;color:rgba(255,255,255,.5)}
.p-marquee{overflow:hidden;position:relative}
.p-marquee::before,.p-marquee::after{content:"";position:absolute;top:0;bottom:0;width:120px;z-index:2;pointer-events:none}
.p-marquee::before{left:0;background:linear-gradient(90deg,var(--navy-deep),transparent)}
.p-marquee::after{right:0;background:linear-gradient(270deg,var(--navy-deep),transparent)}
.p-track{display:flex;gap:18px;width:max-content;animation:p-scroll 32s linear infinite}
.p-marquee:hover .p-track{animation-play-state:paused}
@keyframes p-scroll{to{transform:translateX(-50%)}}
.p-chip{display:flex;align-items:center;gap:14px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);border-radius:8px;padding:16px 26px 16px 16px;white-space:nowrap}
.p-chip .p-mono{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;font-family:var(--font-display);font-weight:800;font-size:1.15rem;color:var(--navy-ink);background:var(--green);flex:none}
.p-chip:nth-child(3n+2) .p-mono{background:var(--orange)}
.p-chip:nth-child(3n) .p-mono{background:var(--sand)}
.p-chip .p-name{font-family:var(--font-display);font-weight:700;font-size:1rem;color:rgba(255,255,255,.88)}
.p-chip .p-logo{width:56px;height:44px;object-fit:contain;background:var(--white);border-radius:6px;padding:4px;flex:none}

/* ── Intervenants ── */
.sp-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:50px}
@media(max-width:960px){.sp-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.sp-grid{grid-template-columns:1fr}}
.sp-card{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);border-radius:12px;padding:32px 26px;text-align:center;transition:transform .2s,border-color .25s}
.sp-card:hover{transform:translateY(-5px);border-color:rgba(0,194,110,.5)}
.sp-photo{width:110px;height:110px;border-radius:50%;object-fit:cover;margin:0 auto 18px;border:3px solid var(--green);display:block;background:var(--white)}
.sp-mono{width:110px;height:110px;border-radius:50%;display:grid;place-items:center;margin:0 auto 18px;font-family:var(--font-display);font-weight:800;font-size:2.3rem;background:var(--navy);border:3px solid var(--orange);color:var(--green-bright)}
.sp-card h3{font-family:var(--font-display);font-weight:700;font-size:1.2rem;margin-bottom:4px}
.sp-role{font-size:.9rem;color:var(--orange-soft);font-weight:600}
.sp-org{font-size:.83rem;color:rgba(255,255,255,.55);margin-top:2px}
.sp-topic{display:inline-block;margin-top:14px;font-size:.74rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;padding:6px 13px;border-radius:100px;border:1px solid rgba(0,194,110,.5);color:var(--green-bright)}
.empty-state{border:1.5px dashed rgba(255,255,255,.28);border-radius:14px;padding:64px 30px;text-align:center;color:rgba(255,255,255,.65);margin-top:50px;font-size:1.02rem}
.empty-state b{display:block;font-family:var(--font-display);font-size:1.3rem;color:var(--white);margin-bottom:8px}

/* ── Page ALAM ── */
.alam-hero{background:radial-gradient(900px 500px at 85% -20%,rgba(0,194,110,.35),transparent 60%),linear-gradient(160deg,#04101f 0%,#0d3d2e 90%)}
.alam-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:46px}
@media(max-width:860px){.alam-steps{grid-template-columns:1fr}}
.alam-step{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);border-radius:10px;padding:30px 26px;position:relative}
.alam-step .st-num{font-family:var(--font-display);font-weight:800;font-size:2.4rem;color:var(--green);opacity:.9}
.alam-step h3{font-family:var(--font-display);font-weight:700;font-size:1.1rem;margin:10px 0 8px}
.alam-step p{font-size:.9rem;color:rgba(255,255,255,.65)}
.alam-step a{color:var(--green-bright)}

/* ── Footer ── */
footer{background:var(--navy-ink);border-top:3px solid var(--green);padding:60px 24px 40px;position:relative;z-index:1}
.foot{max-width:1180px;margin:0 auto;display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:40px}
@media(max-width:820px){.foot{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.foot{grid-template-columns:1fr}}
.foot h4{font-family:var(--font-display);font-weight:700;font-size:.85rem;letter-spacing:.2em;text-transform:uppercase;color:var(--green-bright);margin-bottom:14px}
.foot p,.foot a{color:rgba(255,255,255,.62);font-size:.9rem;text-decoration:none;display:block;margin-bottom:6px}
.foot a:hover{color:var(--orange-soft)}
.foot-bottom{max-width:1180px;margin:44px auto 0;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:.8rem;color:rgba(255,255,255,.4)}
.foot-bottom b{color:var(--orange)}

/* ── Animations d'entrée ── */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}