/* Serenity Home — direction héritée du logo fourni (pétrole/or sur ivoire, motif orbital, Om central) */

@font-face {
  font-family: 'Jost';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url('img/fonts/jost.woff2') format('woff2');
}
@font-face {
  font-family: 'Karla';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('img/fonts/karla-400.woff2') format('woff2');
}
@font-face {
  font-family: 'Karla';
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url('img/fonts/karla-400i.woff2') format('woff2');
}

:root {
  --ink: #16302d;
  --ink-soft: #4d5f5a;
  --petrol: #1f5b66;
  --petrol-deep: #123138;
  --gold: #9d7639;
  --gold-light: #c9a24c;
  --gold-text: #7e5e2e; /* contraste AA (5,3:1) sur --ivory ; --gold seul ne fait que 3,7:1 en texte */
  --ivory: #f7f2e4;
  --ivory-panel: #efe7d2;
  --ivory-panel-2: #e8dfc6;
  --line: #ddd0ac;
  --ok: #3f6b46;
  --ok-tint: rgba(63, 107, 70, 0.09);
  --caution: #a35325;
  --caution-tint: rgba(163, 83, 37, 0.1);
  --display: 'Jost', -apple-system, sans-serif;
  --body: 'Karla', -apple-system, sans-serif;
  --shadow: 0 12px 32px -18px rgba(18, 49, 56, 0.35);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--ivory);
  color: var(--ink);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.6;
}

img, video { max-width: 100%; display: block; }

h1, h2, h3 {
  font-family: var(--display);
  font-weight: 500;
  margin: 0;
  text-wrap: balance;
  color: var(--petrol-deep);
}

p { margin: 0; }

a { color: inherit; }

.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 1.75rem;
}

.eyebrow {
  font-family: var(--display);
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold-text);
  font-weight: 500;
}

/* ---------- Nav ---------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(247, 242, 228, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}

.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
  gap: 1rem;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--display);
  letter-spacing: 0.08em;
  font-weight: 500;
  font-size: 1rem;
  text-transform: uppercase;
  color: var(--petrol-deep);
  text-decoration: none;
  white-space: nowrap;
}

.nav-brand img { height: 42px; width: auto; flex-shrink: 0; }

.nav-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.85rem;
  letter-spacing: 0.03em;
}

.nav-links a {
  text-decoration: none;
  color: var(--ink-soft);
}
.nav-links a:hover { color: var(--petrol); }

.btn-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--petrol);
  color: var(--ivory);
  font-family: var(--display);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-size: 0.78rem;
  padding: 0.75rem 1.4rem;
  border-radius: 2px;
  text-decoration: none;
  border: 1px solid var(--petrol);
  transition: background 0.2s ease, color 0.2s ease;
  white-space: nowrap;
}
.btn-cta:hover { background: var(--petrol-deep); }
.btn-cta.ghost {
  background: transparent;
  color: var(--petrol-deep);
}
.btn-cta.ghost:hover { background: var(--petrol); color: var(--ivory); }

@media (max-width: 720px) {
  .nav-links { display: none; }
}

@media (max-width: 480px) {
  .nav-brand span { display: none; }
  .nav .btn-cta { font-size: 0.68rem; padding: 0.6rem 0.9rem; }
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  padding: 4.5rem 0 6rem;
  overflow: hidden;
  background:
    radial-gradient(ellipse 70% 60% at 50% 8%, rgba(157, 118, 57, 0.14), transparent 60%),
    var(--ivory);
}

.hero-inner {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1.6rem;
}

.hero-logo { width: 100%; max-width: 480px; height: auto; margin-top: 0.75rem; }
@media (min-width: 720px) {
  .hero-logo { width: 390px; max-width: none; }
}

.hero h1 {
  font-size: clamp(1.9rem, 4.2vw, 3rem);
  max-width: 16ch;
}

.hero .lede {
  max-width: 56ch;
  color: var(--ink-soft);
  font-size: 1.08rem;
}

.hero .actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 0.5rem;
}

.mobile-pillar-row {
  display: none;
  gap: 0.6rem;
  flex-wrap: wrap;
  justify-content: center;
}
.mobile-pillar-row a {
  font-family: var(--display);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--petrol-deep);
  border: 1px solid var(--gold);
  padding: 0.4rem 0.8rem;
  border-radius: 999px;
}
@media (max-width: 640px) {
  .mobile-pillar-row { display: flex; }
}

/* ---------- Positioning ---------- */

.positioning {
  padding: 4.5rem 0;
  background: var(--ivory-panel);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.positioning .container {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr);
  gap: 3rem;
  align-items: start;
}

.positioning h2 { font-size: clamp(1.5rem, 3vw, 2rem); max-width: 14ch; }

.positioning .body { color: var(--ink-soft); font-size: 1.05rem; display: flex; flex-direction: column; gap: 1rem; }

@media (max-width: 800px) {
  .positioning .container { grid-template-columns: 1fr; gap: 1.5rem; }
}

/* ---------- Values ---------- */

.values {
  padding: 4.5rem 0;
  text-align: center;
}

.values h2 { max-width: none; margin: 0 auto 2.5rem; font-size: clamp(1.5rem, 3vw, 2rem); }

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
}

.value-card {
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1.75rem 1.25rem;
  background: var(--ivory-panel);
}

.value-card h3 { font-size: 1.05rem; color: var(--gold-text); margin-bottom: 0.6rem; }
.value-card p { color: var(--ink-soft); font-size: 0.92rem; }

/* ---------- Pillars ---------- */

.pillars { padding: 1rem 0; }

.pillar {
  padding: 5rem 0;
  border-bottom: 1px solid var(--line);
}

.pillar .container {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: 3.5rem;
  align-items: start;
}

.pillar.reverse .container { direction: rtl; }
.pillar.reverse .container > * { direction: ltr; }

.pillar-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 1.5px solid var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}
.pillar-icon svg { width: 26px; height: 26px; stroke: var(--petrol); }

.pillar h2 { font-size: clamp(1.6rem, 3vw, 2.1rem); margin-bottom: 1rem; }

.pillar .body { color: var(--ink-soft); font-size: 1.05rem; margin-bottom: 1rem; }

.habitat-legal { margin-top: 2rem; }
.habitat-legal h3 { font-size: 1.1rem; margin-bottom: 0.85rem; }
.habitat-legal p.body { margin-bottom: 0.9rem; }

.pillar .note {
  font-size: 0.9rem;
  color: var(--gold-text);
  font-style: italic;
  font-family: var(--body);
}

.pillar-media {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem;
}

.pillar-media img, .pillar-media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 4px;
  box-shadow: var(--shadow);
}

.pillar-media .full { grid-column: 1 / -1; aspect-ratio: 16/10; }
.pillar-media .half { aspect-ratio: 1; }

.video-wrap { position: relative; grid-column: 1 / -1; }
.video-wrap video { aspect-ratio: 4/3; background: #000; }

@media (max-width: 860px) {
  .pillar .container { grid-template-columns: 1fr; gap: 1.75rem; }
  .pillar.reverse .container { direction: ltr; }
}

/* Argent — 14 fiches de solutions testées, largeur pleine pour la grille */

.pillar-argent .container { grid-template-columns: 1fr; }

.pillar-argent .intro { max-width: 640px; margin: 0 auto; text-align: center; }
.pillar-argent .intro .pillar-icon { margin: 0 auto 1.25rem; }
.pillar-argent .intro .body { font-size: 1.15rem; font-style: italic; color: var(--petrol-deep); }
.pillar-argent .intro .cadrage { margin-top: 0.9rem; font-size: 0.95rem; color: var(--ink-soft); }
.pillar-argent .intro .argent-video { margin-top: 1.5rem; width: 100%; border-radius: 12px; }

/* ---------- Temoignages ---------- */

.temoignages {
  padding: 5rem 0;
  background: var(--petrol-deep);
  color: var(--ivory);
}

.temoignages .eyebrow { color: var(--gold-light); }
.temoignages h2 { color: var(--ivory); margin-bottom: 2.5rem; font-size: clamp(1.5rem, 3vw, 2rem); }

.quote-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.quote-card {
  background: rgba(247, 242, 228, 0.06);
  border: 1px solid rgba(247, 242, 228, 0.18);
  border-radius: 4px;
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.quote-card p {
  font-style: italic;
  color: rgba(247, 242, 228, 0.92);
  font-size: 0.98rem;
  line-height: 1.55;
}

.quote-card .attr {
  font-family: var(--display);
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--gold-light);
}

/* ---------- Contact ---------- */

.contact {
  padding: 5.5rem 0;
  text-align: center;
  background: var(--ivory);
}

.contact h2 { font-size: clamp(1.6rem, 3.4vw, 2.3rem); max-width: 20ch; margin: 0 auto 1rem; }
.contact .lede { color: var(--ink-soft); max-width: 48ch; margin: 0 auto 2rem; font-size: 1.05rem; }

.fiches-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin: 3rem 0 0;
}

.fiche {
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--ivory-panel);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.fiche-head { display: flex; align-items: flex-start; gap: 0.85rem; }

.fiche-mark {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1.5px solid var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--display);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--petrol);
  background: var(--ivory);
}

.fiche-name-row { display: flex; flex-direction: column; gap: 0.35rem; min-width: 0; }
.fiche-name-row h3 { font-size: 1.05rem; line-height: 1.25; }

.badge {
  display: inline-flex;
  align-self: flex-start;
  font-family: var(--display);
  font-size: 0.64rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.22em 0.55em;
  border-radius: 3px;
  border: 1px solid currentColor;
  white-space: nowrap;
}
.badge-ok { color: var(--ok); background: var(--ok-tint); }
.badge-caution { color: var(--caution); background: var(--caution-tint); }
.badge-neutral { color: var(--ink-soft); background: rgba(77, 95, 90, 0.08); }

.fiche-cat { font-size: 0.7rem; letter-spacing: 0.16em; }

.fiche-rentab { font-size: 0.88rem; color: var(--ink-soft); }
.fiche-rentab b { color: var(--ink); font-weight: 600; }

.fiche-link {
  margin-top: 0.15rem;
  font-family: var(--display);
  font-size: 0.8rem;
  letter-spacing: 0.03em;
  color: var(--petrol);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.fiche-link:hover { border-bottom-color: var(--petrol); }

.a-part { margin-top: 3.5rem; padding-top: 2.5rem; border-top: 1px solid var(--line); }
.a-part > .eyebrow { color: var(--caution); display: block; margin-bottom: 1.25rem; }

.fiche-caution { border-color: var(--caution); background: var(--ivory-panel-2); max-width: 560px; }
.fiche-caution .fiche-mark { border-color: var(--caution); color: var(--caution); }

.fiche-disclosure {
  margin-top: 0.35rem;
  padding: 0.75rem 0.9rem;
  background: var(--caution-tint);
  border-left: 3px solid var(--caution);
  font-size: 0.82rem;
  font-style: normal;
  color: var(--ink);
  font-family: var(--body);
  font-weight: 500;
  line-height: 1.5;
}

.closing-note {
  max-width: 640px;
  margin: 3rem auto 0;
  text-align: center;
  font-size: 1.05rem;
  font-style: italic;
  color: var(--petrol-deep);
}

/* ---------- Footer ---------- */

footer {
  background: var(--ink);
  color: rgba(247, 242, 228, 0.7);
  padding: 2.5rem 0;
  font-size: 0.85rem;
}
footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}
footer strong { color: var(--ivory); font-family: var(--display); letter-spacing: 0.05em; }

.version {
  font-family: var(--display);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: rgba(247, 242, 228, 0.4);
}

.footer-brand { display: flex; flex-direction: column; gap: 0.15rem; }

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.footer-links a {
  color: rgba(247, 242, 228, 0.7);
  text-decoration: none;
}
.footer-links a:hover { color: var(--ivory); }

/* ---------- Pages légales (mentions, confidentialité, CGV) ---------- */

.legal-page {
  max-width: 760px;
  margin: 0 auto;
  padding: 4rem 1.75rem 5rem;
}
.legal-page h1 { font-size: clamp(1.6rem, 3.4vw, 2.2rem); margin-bottom: 0.5rem; }
.legal-page .updated { color: var(--ink-soft); font-size: 0.9rem; margin-bottom: 2.5rem; display: block; }
.legal-page h2 { font-size: 1.25rem; margin-top: 2.5rem; margin-bottom: 0.75rem; color: var(--petrol-deep); }
.legal-page h3 { font-size: 1.05rem; margin-top: 1.5rem; margin-bottom: 0.5rem; color: var(--ink); }
.legal-page p, .legal-page li { color: var(--ink-soft); font-size: 1rem; line-height: 1.65; margin-bottom: 0.9rem; }
.legal-page ul, .legal-page ol { padding-left: 1.4rem; margin: 0 0 1.2rem; }
.legal-page a { color: var(--petrol); }
.legal-page table { width: 100%; border-collapse: collapse; margin: 1rem 0 1.5rem; font-size: 0.92rem; }
.legal-page th, .legal-page td { border: 1px solid var(--line); padding: 0.55rem 0.7rem; text-align: left; vertical-align: top; }
.legal-page th { background: var(--ivory-panel); color: var(--ink); font-family: var(--display); font-weight: 500; }
.legal-page .todo { background: var(--caution-tint); border-left: 3px solid var(--caution); padding: 0.15em 0.4em; color: var(--caution); font-weight: 600; }
.legal-page .home-link { display: inline-block; margin-top: 3rem; color: var(--petrol); }
.legal-nav {
  background: rgba(247, 242, 228, 0.92);
  border-bottom: 1px solid var(--line);
  padding: 0.9rem 0;
}
.legal-nav .container { display: flex; align-items: center; gap: 0.6rem; }
.legal-nav img { height: 32px; width: auto; }
.legal-nav a { color: var(--petrol-deep); text-decoration: none; font-family: var(--display); font-weight: 500; letter-spacing: 0.05em; text-transform: uppercase; font-size: 0.9rem; }

/* ---------- Page « Filtre à eau abordable » ---------- */

.legal-nav .back {
  margin-left: auto;
  font-family: var(--body);
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
  font-size: 0.85rem;
  color: var(--ink-soft);
}

.fe-page main img { max-width: 100%; height: auto; }

.fe-hero {
  padding: 4rem 0 3.5rem;
  background:
    radial-gradient(ellipse 70% 60% at 50% 0%, rgba(157, 118, 57, 0.12), transparent 60%),
    var(--ivory);
}
.fe-hero .container {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  gap: 3rem;
  align-items: center;
}
.fe-hero h1 { font-size: clamp(1.7rem, 3.6vw, 2.6rem); line-height: 1.2; }
.fe-hero .lede { color: var(--ink-soft); font-size: 1.1rem; margin-top: 1.25rem; max-width: 52ch; }
.fe-hero img { width: 100%; aspect-ratio: 1; object-fit: cover; border-radius: 4px; box-shadow: var(--shadow); }

.fe-section { padding: 4rem 0; border-top: 1px solid var(--line); }
.fe-section.alt { background: var(--ivory-panel); }
.fe-section h2 { font-size: clamp(1.4rem, 3vw, 2rem); margin-bottom: 1.25rem; }

.fe-prose { max-width: 64ch; color: var(--ink-soft); font-size: 1.05rem; }
.fe-prose p + p { margin-top: 1rem; }
.fe-caption { font-style: italic; font-size: 0.95rem; }

.fe-reasons {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  counter-reset: reason;
}
.fe-reasons li { display: flex; flex-direction: column; gap: 1rem; counter-increment: reason; color: var(--ink-soft); }
.fe-reasons li::before {
  content: counter(reason);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1.5px solid var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--display);
  font-weight: 600;
  color: var(--petrol-deep);
}
.fe-reasons img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 4px; box-shadow: var(--shadow); }

.fe-cta { margin-top: 2.25rem; }

.fe-promo { display: flex; align-items: center; justify-content: space-between; gap: 2rem; flex-wrap: wrap; }
.fe-promo img { width: 130px; }

.fe-offers {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}
.fe-offer {
  display: flex;
  flex-direction: column;
  background: var(--ivory-panel);
  border: 1px solid var(--line);
  border-radius: 4px;
  overflow: hidden;
}
.fe-offer img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
.fe-offer-body { display: flex; flex-direction: column; gap: 0.8rem; padding: 1.4rem; flex: 1; color: var(--ink-soft); }
.fe-offer-body h3 { font-size: 1.15rem; }
.fe-offer-body .btn-cta { align-self: flex-start; margin-top: auto; }

.fe-disclosure { max-width: 720px; margin-top: 1.5rem; font-size: 0.92rem; }

.fe-advisor {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 3rem;
  align-items: center;
}
.fe-advisor img { width: 100%; border-radius: 4px; box-shadow: var(--shadow); }
.fe-advisor p { color: var(--ink-soft); font-size: 1.05rem; }
.fe-advisor p + p { margin-top: 1.25rem; }
.fe-advisor .strong { color: var(--petrol-deep); font-weight: 600; }

.fe-flyer { display: block; width: min(440px, 100%); margin: 0 auto; }
.fe-flyer img { width: 100%; border: 1px solid var(--line); box-shadow: var(--shadow); }
.fe-banner { width: 100%; max-width: 760px; margin: 2rem auto 0; }

.fe-gourde {
  display: grid;
  grid-template-columns: minmax(0, 0.4fr) minmax(0, 0.6fr);
  gap: 2.5rem;
  align-items: center;
  margin-top: 3rem;
}
.fe-gourde img { max-height: 380px; width: auto; margin: 0 auto; }
.fe-gourde h3 { font-size: 1.25rem; margin-bottom: 0.75rem; }
.fe-gourde p { color: var(--ink-soft); }
.fe-gourde .btn-cta { margin-top: 1.5rem; }
.fe-gourde .fe-disclosure { margin-top: 1.25rem; }

.fe-analyses {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
  margin-top: 1.75rem;
}
.fe-analyses img { width: 100%; background: #fff; border: 1px solid var(--line); }

@media (max-width: 800px) {
  .fe-hero .container,
  .fe-advisor,
  .fe-gourde { grid-template-columns: 1fr; gap: 1.75rem; }
  .fe-hero img { aspect-ratio: 16 / 10; }
}

/* ---------- Reveal on scroll ----------
   Opacity-0 only applies once JS has confirmed it can flip it back
   (html.js-anim, set synchronously in a head script) and the visitor
   has no reduced-motion preference. Without JS, content is visible
   from the start — no invisible-content failure mode. */

html.js-anim.can-animate .reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
html.js-anim.can-animate .reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}