/* DIMA — Eau Minérale Naturelle — épuré & rapide */
:root{
  --bleu:#1b3f94;
  --bleu-fonce:#122a63;
  --rose:#e6007e;
  --rose-clair:#ff5fb0;
  --ciel:#eaf5fd;
  --ciel-2:#d6ecfb;
  --encre:#16233f;
  --gris:#5b6b85;
  --blanc:#ffffff;
  --radius:18px;
  --shadow:0 10px 30px rgba(18,42,99,.12);
  --font-body:'Inter',system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --font-display:'Playfair Display',Georgia,'Times New Roman',serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);color:var(--encre);background:var(--blanc);line-height:1.65;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--bleu);text-decoration:none}
.container{width:min(1140px,92%);margin-inline:auto}
.center{text-align:center}
.muted{color:var(--gris)}
.accent{color:var(--rose)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid rgba(27,63,148,.08)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;min-height:68px}
.logo{display:inline-flex;align-items:center;gap:.4rem}
.logo-drop{width:26px;height:26px;fill:var(--rose)}
.logo-text{font-weight:800;font-size:1.6rem;letter-spacing:-.5px;color:var(--bleu)}
.main-nav{display:flex;align-items:center;gap:1.5rem}
.main-nav a{font-weight:600;font-size:.94rem;color:var(--encre);transition:color .2s}
.main-nav a:hover{color:var(--rose)}
.nav-cta{background:var(--bleu);color:#fff !important;padding:.5rem 1.15rem;border-radius:999px;transition:background .2s}
.nav-cta:hover{background:var(--rose)}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:.5rem}
.nav-toggle span{display:block;width:24px;height:2.5px;background:var(--bleu);margin:5px 0;border-radius:2px}

/* Hero */
.hero{background:linear-gradient(170deg,var(--ciel) 0%,var(--blanc) 78%);padding:4.5rem 0 4rem}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:3.5rem;align-items:center}
.hero-kicker{text-transform:uppercase;letter-spacing:.16em;font-size:.78rem;font-weight:600;color:var(--rose);margin-bottom:1rem}
.hero h1{font-family:var(--font-display);font-size:clamp(2.6rem,5.4vw,4.2rem);line-height:1.08;color:var(--bleu);letter-spacing:-.01em;margin-bottom:1.1rem}
.hero h1 em{font-style:normal;color:var(--rose)}
.hero-sub{max-width:34rem;color:var(--gris);font-size:1.05rem;margin-bottom:1.8rem}
.hero-actions{display:flex;flex-wrap:wrap;gap:.9rem;margin-bottom:2.4rem}
.btn{display:inline-block;padding:.85rem 1.6rem;border-radius:999px;font-weight:600;font-size:.96rem;transition:background .2s,transform .2s,color .2s,border-color .2s}
.btn-primary{background:var(--bleu);color:#fff;box-shadow:var(--shadow)}
.btn-primary:hover{background:var(--rose);transform:translateY(-2px)}
.btn-ghost{border:2px solid var(--bleu);color:var(--bleu)}
.btn-ghost:hover{border-color:var(--rose);color:var(--rose)}
.hero-stats{display:flex;flex-wrap:wrap;gap:0 2.2rem;border-top:1px solid var(--ciel-2);padding-top:1.4rem}
.hero-stats div{padding:.2rem 0}
.hero-stats dt{font-family:var(--font-display);font-weight:700;font-size:1.35rem;color:var(--bleu)}
.hero-stats dd{color:var(--gris);font-size:.82rem}
.hero-media img{border-radius:22px;box-shadow:0 24px 60px rgba(18,42,99,.22)}

/* Sections */
.section{padding:5rem 0}
.kicker{text-transform:uppercase;letter-spacing:.16em;font-size:.76rem;font-weight:600;color:var(--rose);margin-bottom:.5rem}
.section h2{font-family:var(--font-display);font-size:clamp(1.8rem,3.5vw,2.5rem);color:var(--bleu);letter-spacing:-.01em;margin-bottom:1rem;line-height:1.18}
.split{display:grid;grid-template-columns:1fr 1fr;gap:3.5rem;align-items:center}
.split-media img{border-radius:var(--radius);box-shadow:var(--shadow)}
.split-media figcaption{margin-top:.8rem;color:var(--gris);font-style:italic;font-size:.92rem;text-align:center;font-family:var(--font-display)}
.split-copy p{margin-bottom:1rem;color:#33415e}
.checklist{list-style:none;margin-top:1.2rem}
.checklist li{padding-left:1.9rem;position:relative;margin-bottom:.6rem;font-weight:600;color:var(--bleu-fonce)}
.checklist li::before{content:"";position:absolute;left:0;top:.35em;width:18px;height:18px;border-radius:50%;background:var(--rose);mask:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path fill="black" d="M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z"/></svg>') center/contain no-repeat;-webkit-mask:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path fill="black" d="M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z"/></svg>') center/contain no-repeat}

/* Atouts */
.atouts{background:linear-gradient(180deg,var(--blanc) 0%,var(--ciel) 100%)}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:1.4rem;margin-top:2.4rem}
.card{background:var(--blanc);border-radius:var(--radius);padding:1.8rem 1.5rem;box-shadow:var(--shadow);border-top:4px solid var(--rose);transition:transform .25s,box-shadow .25s}
.card:hover{transform:translateY(-6px);box-shadow:0 20px 44px rgba(18,42,99,.16)}
.card-ico{width:46px;height:46px;border-radius:12px;background:linear-gradient(135deg,var(--ciel),var(--ciel-2));display:flex;align-items:center;justify-content:center;margin-bottom:1rem}
.card-ico svg{width:24px;height:24px;fill:var(--bleu)}
.card h3{color:var(--bleu);font-size:1.06rem;margin-bottom:.5rem}
.card p{color:var(--gris);font-size:.93rem}

/* Composition */
.table-wrap{overflow-x:auto}
.compo-table{width:100%;border-collapse:collapse;background:var(--blanc);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.compo-table th,.compo-table td{padding:.72rem 1.2rem;text-align:left;font-size:.96rem}
.compo-table tbody tr{border-bottom:1px solid var(--ciel-2)}
.compo-table tbody tr:nth-child(odd){background:var(--ciel)}
.compo-table th{color:var(--bleu-fonce);font-weight:600}
.compo-table td{text-align:right;font-weight:700;color:var(--bleu);font-variant-numeric:tabular-nums}
.ph-row th,.ph-row td{color:var(--rose) !important;font-weight:800}

/* Formats */
.formats{background:linear-gradient(170deg,var(--bleu) 0%,var(--bleu-fonce) 100%);color:#fff}
.formats .kicker{color:#ffb3d9}
.formats h2{color:#fff}
.formats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.6rem;margin-top:2.4rem}
.format{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);padding:2.1rem 1.6rem;text-align:center;transition:background .25s,transform .25s}
.format:hover{background:rgba(255,255,255,.12);transform:translateY(-6px)}
.format-badge{width:94px;height:94px;margin:0 auto 1.1rem;border-radius:50%;background:linear-gradient(145deg,var(--rose),var(--rose-clair));display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.12rem;line-height:1.15;box-shadow:0 12px 26px rgba(0,0,0,.28)}
.format h3{margin-bottom:.5rem;font-size:1.12rem}
.format p{color:#cfe0f5;font-size:.93rem}

/* Galerie */
.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-top:2.2rem}
.g-item{position:relative;border-radius:14px;overflow:hidden;box-shadow:var(--shadow);aspect-ratio:4/5;display:block}
.g-item img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.g-item:hover img{transform:scale(1.05)}
.g-item::after{content:"Voir sur Instagram";position:absolute;inset:auto 0 0 0;background:linear-gradient(transparent,rgba(18,42,99,.85));color:#fff;font-size:.8rem;font-weight:600;padding:1.6rem .8rem .7rem;opacity:0;transition:opacity .25s;text-align:center}
.g-item:hover::after{opacity:1}

/* Suivez */
.suivez{background:linear-gradient(160deg,var(--ciel) 0%,#fde8f3 100%)}
.suivez h2{margin-bottom:.6rem}
.suivez .btn{margin-top:1.4rem}

/* Footer */
.site-footer{background:var(--bleu-fonce);color:#c6d4ee;padding:3rem 0 0}
.footer-grid{display:flex;justify-content:space-between;gap:2rem;flex-wrap:wrap;padding-bottom:2rem}
.footer-logo .logo-text{color:#fff}
.site-footer p{font-size:.92rem;margin-top:.8rem}
.site-footer nav{display:flex;flex-direction:column;gap:.5rem}
.site-footer nav a{color:#c6d4ee;font-size:.95rem}
.site-footer nav a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:1.1rem 0;text-align:center}
.footer-bottom p{font-size:.85rem;margin:0;color:#8fa3c9}

/* Révélation discrète au défilement */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .5s ease,transform .5s ease}
.reveal.visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  *{transition-duration:.01ms !important}
}

/* Responsive */
@media (max-width:960px){
  .hero-grid,.split{grid-template-columns:1fr;gap:2.2rem}
  .hero-media{order:-1}
  .hero-media img{max-width:420px;margin-inline:auto}
  .cards{grid-template-columns:repeat(2,1fr)}
  .gallery-grid{grid-template-columns:repeat(2,1fr)}
  .composition .split-media{display:none}
}
@media (max-width:720px){
  .nav-toggle{display:block}
  .main-nav{position:fixed;inset:68px 0 auto 0;background:#fff;flex-direction:column;align-items:flex-start;padding:1.2rem 6%;gap:1rem;box-shadow:0 20px 30px rgba(18,42,99,.15);transform:translateY(-130%);transition:transform .3s;z-index:40}
  .main-nav.open{transform:none}
  .formats-grid{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr}
  .hero{padding-top:2.5rem}
  .hero-stats{gap:0 1.5rem}
}

/* ====== LE FIL DE L'EAU — vie, énergie, narration ====== */

/* Entrée du hero en cascade (rapide) */
.anim{opacity:0;transform:translateY(16px);animation:rise .6s cubic-bezier(.2,.7,.3,1) forwards}
.anim.d1{animation-delay:.05s}.anim.d2{animation-delay:.15s}.anim.d3{animation-delay:.26s}.anim.d4{animation-delay:.38s}.anim.d5{animation-delay:.5s}
@keyframes rise{to{opacity:1;transform:none}}

/* Hero vivant : ciel qui respire, halos, flottement, vagues */
.hero{position:relative;overflow:hidden;padding-bottom:6.5rem}
.hero-ambient{position:absolute;inset:0;pointer-events:none}
.hero-ambient i{position:absolute;border-radius:50%;filter:blur(60px);opacity:.5}
.hero-ambient i:nth-child(1){width:380px;height:380px;background:#bfe0f7;top:-120px;right:8%;animation:drift1 16s ease-in-out infinite alternate}
.hero-ambient i:nth-child(2){width:260px;height:260px;background:#ffd6ec;bottom:4%;left:-80px;animation:drift2 19s ease-in-out infinite alternate}
.hero-ambient i:nth-child(3){width:180px;height:180px;background:#dff0ff;top:38%;left:42%;animation:drift1 22s ease-in-out infinite alternate-reverse}
@keyframes drift1{to{transform:translate(26px,18px) scale(1.08)}}
@keyframes drift2{to{transform:translate(20px,-22px) scale(1.12)}}
.hero-media img.float{animation:rise .6s cubic-bezier(.2,.7,.3,1) forwards,flot 6s 1s ease-in-out infinite alternate}
@keyframes flot{from{translate:0 0}to{translate:0 -12px}}
.hero-waves{position:absolute;left:0;right:0;bottom:-2px;height:70px;pointer-events:none}
.hero-waves .w{position:absolute;bottom:0;left:0;width:200%;height:70px}
.hero-waves .w1 path{fill:var(--ciel-2)}
.hero-waves .w2 path{fill:var(--blanc)}
.hero-waves .w1{animation:houle 16s linear infinite;opacity:.9}
.hero-waves .w2{animation:houle 10s linear infinite reverse}
@keyframes houle{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* Trait d'histoire : soulignement qui se dessine sous chaque titre de chapitre */
.section h2.reveal::after{content:"";display:block;width:64px;height:3px;border-radius:3px;background:linear-gradient(90deg,var(--rose),var(--bleu));margin-top:.7rem;transform:scaleX(0);transform-origin:left;transition:transform .6s .3s ease}
.section h2.reveal.center::after{margin-inline:auto;transform-origin:center}
.section h2.reveal.visible::after{transform:scaleX(1)}
.formats h2.reveal::after{background:linear-gradient(90deg,var(--rose-clair),#7fd4ff)}

/* Révélations : léger escalier + images qui s'ouvrent */
.cards .reveal:nth-child(2),.formats-grid .reveal:nth-child(2){transition-delay:.1s}
.cards .reveal:nth-child(3),.formats-grid .reveal:nth-child(3){transition-delay:.2s}
.cards .reveal:nth-child(4){transition-delay:.3s}
.gallery-grid .reveal:nth-child(2n){transition-delay:.08s}
.gallery-grid .reveal:nth-child(3n){transition-delay:.16s}
.split-media.reveal{transform:none;clip-path:inset(0 0 16% 0 round var(--radius));transition:opacity .6s ease,clip-path .7s cubic-bezier(.2,.7,.3,1)}
.split-media.reveal.visible{clip-path:inset(0 0 0 0 round var(--radius))}
.split-media img{will-change:transform}

/* Séparateurs en vague entre les mondes */
.wave-sep{line-height:0;font-size:0}
.wave-sep svg{width:100%;height:70px;display:block}
.wave-sep.into-blue{background:var(--blanc);margin-bottom:-1px}
.wave-sep.from-blue{background:var(--bleu-fonce);margin-top:-1px}
.formats{padding-top:3.5rem}

/* Rail de narration : la goutte descend avec la lecture */
.story-rail{position:fixed;right:22px;top:50%;transform:translateY(-50%);height:38vh;z-index:40;pointer-events:none}
.rail-track{position:absolute;top:0;bottom:0;left:50%;width:2px;transform:translateX(-50%);background:linear-gradient(180deg,var(--ciel-2),var(--bleu) 60%,var(--rose));border-radius:2px;opacity:.55}
.rail-drop{position:absolute;left:50%;top:0;width:18px;height:18px;transform:translate(-50%,0);fill:var(--rose);filter:drop-shadow(0 2px 6px rgba(230,0,126,.45));transition:top .15s linear}
@media (max-width:960px){.story-rail{display:none}}

/* Respect du mouvement réduit */
@media (prefers-reduced-motion:reduce){
  .anim{opacity:1;transform:none;animation:none}
  .hero-ambient i,.hero-waves .w,.hero-media img.float{animation:none}
  .split-media.reveal{clip-path:none}
  .story-rail{display:none}
}

/* ====== HERO CINÉMATOGRAPHIQUE (plein écran, lumineux, vivant) ====== */
.hero.cine{min-height:92svh;display:flex;align-items:center;padding:5.5rem 0 7rem;background:var(--ciel)}
.hero-slides{position:absolute;inset:0;overflow:hidden;will-change:transform}
.hero-slides .slide{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity 1.4s ease}
.hero-slides .slide.active{opacity:1;animation:kenburns 8s ease-out forwards}
@keyframes kenburns{from{transform:scale(1.14) translate(1.5%,1%)}to{transform:scale(1.02) translate(0,0)}}
.hero-veil{position:absolute;inset:0;background:linear-gradient(92deg,rgba(255,255,255,.97) 0%,rgba(255,255,255,.92) 36%,rgba(244,250,255,.68) 62%,rgba(234,245,253,.42) 100%)}
.hero-fizz{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.cine .hero-grid{position:relative;grid-template-columns:minmax(0,640px);gap:0}
.cine .hero-copy{will-change:transform}
.cine .hero-stats{border-top:0;padding-top:0;gap:.8rem}
.cine .hero-stats div{background:rgba(255,255,255,.72);border:1px solid rgba(27,63,148,.1);border-radius:14px;padding:.6rem 1.1rem;backdrop-filter:blur(8px)}
.cine .hero-waves{z-index:2}
@media (max-width:960px){
  .hero.cine{min-height:86svh;padding-top:4rem}
  .hero-veil{background:linear-gradient(180deg,rgba(255,255,255,.96) 0%,rgba(255,255,255,.88) 52%,rgba(240,248,255,.55) 78%,rgba(234,245,253,.25) 100%)}
}
@media (prefers-reduced-motion:reduce){
  .hero-slides .slide.active{animation:none;transform:none}
  .hero-slides .slide:not(.active){display:none}
  .hero-fizz{display:none}
}

/* ====== MENU VIVANT ====== */
.site-header{transition:box-shadow .3s ease}
.site-header.scrolled{box-shadow:0 8px 28px rgba(18,42,99,.1)}
.nav-wrap{transition:min-height .3s ease}
.site-header.scrolled .nav-wrap{min-height:56px}
.nav-progress{position:absolute;left:0;right:0;bottom:-1px;height:2px;background:linear-gradient(90deg,var(--bleu),var(--rose));transform:scaleX(0);transform-origin:0 50%;pointer-events:none}

.main-nav a:not(.nav-cta){position:relative;padding:.25rem 0}
.main-nav a:not(.nav-cta)::after{content:"";position:absolute;left:0;bottom:-4px;height:2px;width:100%;border-radius:2px;background:linear-gradient(90deg,var(--rose),var(--bleu));transform:scaleX(0);transform-origin:right;transition:transform .32s cubic-bezier(.2,.7,.3,1)}
.main-nav a:not(.nav-cta):hover::after{transform:scaleX(1);transform-origin:left}
.main-nav a.active{color:var(--rose)}
.main-nav a.active::after{transform:scaleX(1);transform-origin:left}

.logo-drop{transition:transform .3s}
.logo:hover .logo-drop{animation:goutteRebond .55s cubic-bezier(.3,1.6,.4,1)}
@keyframes goutteRebond{0%{transform:translateY(0)}38%{transform:translateY(4px) scale(1.08,1.18)}72%{transform:translateY(-2px)}100%{transform:translateY(0)}}

.nav-cta{position:relative;overflow:hidden}
.nav-cta::before{content:"";position:absolute;top:0;left:-90%;width:55%;height:100%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.5),transparent);transform:skewX(-20deg)}
.nav-cta:hover::before{animation:reflet .6s ease}
@keyframes reflet{to{left:140%}}

@media (max-width:720px){
  .main-nav a{opacity:0;transform:translateX(-12px);transition:opacity .3s ease,transform .3s ease,color .2s}
  .main-nav.open a{opacity:1;transform:none}
  .main-nav.open a:nth-child(1){transition-delay:.03s}
  .main-nav.open a:nth-child(2){transition-delay:.08s}
  .main-nav.open a:nth-child(3){transition-delay:.13s}
  .main-nav.open a:nth-child(4){transition-delay:.18s}
  .main-nav.open a:nth-child(5){transition-delay:.23s}
  .main-nav.open a:nth-child(6){transition-delay:.28s}
  .main-nav a:not(.nav-cta)::after{display:none}
}
@media (prefers-reduced-motion:reduce){
  .logo:hover .logo-drop,.nav-cta:hover::before{animation:none}
  .nav-progress{display:none}
}

/* Sélecteur de langue */
.lang-switch{display:inline-flex;align-items:center;gap:.15rem;margin-left:1rem;border:1px solid rgba(27,63,148,.18);border-radius:999px;padding:.2rem .3rem;background:rgba(255,255,255,.7)}
.lang-switch a{font-size:.78rem;font-weight:700;letter-spacing:.04em;color:var(--gris);padding:.22rem .55rem;border-radius:999px;transition:background .2s,color .2s}
.lang-switch a:hover{color:var(--bleu)}
.lang-switch a.on{background:var(--bleu);color:#fff}
@media (max-width:720px){.lang-switch{margin-left:auto;margin-right:.8rem}}

/* ====== DÉTAILS DE FINITION ====== */
picture{display:contents}

/* Accessibilité : skip-link + focus clavier visibles */
.skip-link{position:absolute;left:-9999px;top:0;z-index:100;background:var(--bleu);color:#fff;padding:.7rem 1.2rem;border-radius:0 0 12px 0;font-weight:600}
.skip-link:focus{left:0}
a:focus-visible,button:focus-visible{outline:3px solid var(--rose);outline-offset:2px;border-radius:4px}

/* Page 404 */
.page-404{display:flex;min-height:100svh;background:linear-gradient(170deg,var(--ciel) 0%,var(--blanc) 80%)}
.err-wrap{margin:auto;text-align:center;padding:2rem}
.err-drop{width:64px;height:64px;fill:var(--rose);margin-bottom:1rem;animation:flot 2.4s ease-in-out infinite alternate}
.err-code{font-family:var(--font-display);font-weight:700;font-size:5rem;color:var(--bleu);line-height:1}
.err-wrap h1{font-family:var(--font-display);color:var(--bleu);font-size:1.6rem;margin:.6rem 0 .2rem}
.err-wrap .hero-actions{justify-content:center;margin-top:1.6rem}

/* Pages légales */
.legal-page .container{max-width:760px}
.legal-title{font-family:var(--font-display);color:var(--bleu);font-size:clamp(1.8rem,3.5vw,2.4rem);margin-bottom:1.6rem}
.legal-page h2{font-family:var(--font-display);color:var(--bleu);font-size:1.25rem;margin:1.8rem 0 .5rem}
.legal-page p{color:#33415e}
.footer-bottom a{color:#c6d4ee;text-decoration:underline}

/* Impression */
@media print{
  .site-header,.story-rail,.hero-waves,.hero-fizz,.hero-slides,.hero-veil,.wave-sep,.nav-progress,.scroll-cue,.skip-link{display:none !important}
  body{background:#fff}
  .hero.cine{min-height:auto;padding:1rem 0}
  .reveal{opacity:1 !important;transform:none !important}
  .section{padding:1.2rem 0}
}