/*
  neurofeedback-gironde.com — style.css
  Direction artistique : « pin, sable, océan » (design.md fait autorité pour tokens/contrastes).
  Mobile-first. Aucune dépendance externe. Polices auto-hébergées (assets/fonts/).
*/

/* ---------- 1. Polices auto-hébergées ---------- */

@font-face {
  font-family: "Outfit";
  src: url("assets/fonts/outfit-latin-500-normal.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Outfit";
  src: url("assets/fonts/outfit-latin-600-normal.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Nunito Sans";
  src: url("assets/fonts/nunito-sans-latin-400-normal.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Nunito Sans";
  src: url("assets/fonts/nunito-sans-latin-600-normal.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

/* ---------- 2. Tokens — mode clair ---------- */

:root {
  /* Couleurs de marque — valeurs exactes du brief */
  --color-sable:  #FBF7F0;
  --color-pin:    #254D3A;
  --color-ocean:  #2E7D8C;
  --color-corail: #E8927C;

  /* Variantes dérivées AA (design.md §4) */
  --color-ocean-text: #245C68;
  --color-pin-ink:    #1E3E30;

  /* Neutres */
  --color-text:       #2B2620;
  --color-text-muted: #5C6B62;
  --color-surface:    #FFFFFF;
  --color-border:     #E4DACB;

  --color-focus: #2E7D8C;

  /* Typographie */
  --font-heading: "Outfit", ui-sans-serif, system-ui, sans-serif;
  --font-body:    "Nunito Sans", ui-sans-serif, system-ui, sans-serif;

  --fs-h1: clamp(1.9rem, 1.5rem + 2vw, 3rem);
  --fs-h2: clamp(1.4rem, 1.2rem + 1vw, 2rem);
  --fs-h3: 1.15rem;
  --fs-body: 1.0625rem;
  --fs-small: 0.9rem;

  --lh-heading: 1.2;
  --lh-body: 1.65;

  --radius-card: 1.5rem;
  --radius-pill: 999px;

  /* Rythme */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: clamp(2rem, 1.5rem + 2vw, 3.5rem);
  --space-xl: clamp(3rem, 2rem + 4vw, 6rem);

  --container: 1080px;

  --shadow-card: 0 12px 32px -18px rgba(37, 77, 58, 0.25);
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-sable:  #12271E;
    --color-pin:    #E3ECE6;
    --color-ocean:  #6FC3D4;
    --color-corail: #F0A98F;

    --color-ocean-text: #6FC3D4;
    --color-pin-ink:    #12271E;

    --color-text:       #F3EFE6;
    --color-text-muted: #B9C9BE;
    --color-surface:    #1B3629;
    --color-border:     #2C4B3C;

    --color-focus: #6FC3D4;

    --shadow-card: 0 12px 32px -18px rgba(0, 0, 0, 0.55);
  }
}

/* ---------- 3. Reset sobre ---------- */

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; }
img, svg, picture { display: block; max-width: 100%; }
ul { margin: 0; padding: 0; }
p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }
a { color: inherit; }
button, input { font: inherit; }

/* ---------- 4. Base ---------- */

body {
  background: var(--color-sable);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  text-rendering: optimizeLegibility;
}

h1, h2, h3 {
  font-family: var(--font-heading);
  color: var(--color-pin);
  line-height: var(--lh-heading);
  margin: 0 0 0.6em;
}
h1 { font-size: var(--fs-h1); font-weight: 600; }
h2 { font-size: var(--fs-h2); font-weight: 500; }
h3 { font-size: var(--fs-h3); font-weight: 600; }

/* Trait corail sous les H2 de type question — seul usage chromatique isolé du corail (design.md §3.6) */
main h2::after {
  content: "";
  display: block;
  width: 32px;
  height: 3px;
  margin-top: 0.5rem;
  background: var(--color-corail);
  border-radius: var(--radius-pill);
}

a {
  color: var(--color-ocean-text);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 0.18em;
}
a:hover { color: var(--color-ocean); }

:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 2px;
  border-radius: 4px;
}

/* Cible tactile minimale */
.btn, .skip-link, .faq-toggle, .legal-toggle, .site-header a, footer a, .hero-scroll {
  min-height: 44px;
}

/* ---------- 5. Lien d'évitement ---------- */

.skip-link {
  position: absolute;
  left: 1rem;
  top: -60px;
  z-index: 100;
  background: var(--color-pin);
  color: var(--color-sable);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-pill);
  font-family: var(--font-heading);
  font-weight: 600;
  text-decoration: none;
  transition: top 0.2s ease;
  display: inline-flex;
  align-items: center;
}
.skip-link:focus {
  top: 1rem;
}

/* ---------- 6. En-tête ---------- */

.site-header {
  display: none;
}
@media (min-width: 960px) {
  .site-header {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem var(--space-md);
  }
  .site-name {
    margin: 0;
    font-family: var(--font-heading);
    font-size: 1rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--color-pin);
  }
}

/* ---------- 7. Hero ---------- */

.hero {
  position: relative;
  isolation: isolate;
  min-height: 70vh;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  overflow: hidden;
  color: #FFFFFF;
  padding-bottom: var(--space-xl);
}
@media (min-width: 960px) {
  .hero {
    min-height: 90vh;
    align-items: center;
    padding-bottom: var(--space-lg);
  }
}

.hero-img-wrap {
  position: absolute;
  inset: 0;
  z-index: -2;
}
.hero-img-wrap picture,
.hero-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 60%;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(
    180deg,
    rgba(37, 77, 58, 0.55) 0%,
    rgba(37, 77, 58, 0.80) 38%,
    rgba(37, 77, 58, 0.88) 70%,
    rgba(37, 77, 58, 0.95) 100%
  );
}

/* Courbe basse douce (décorative, se substitue à la découpe droite) */
.hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 64px;
  background-color: var(--color-sable);
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 120' preserveAspectRatio='none'%3E%3Cpath d='M0,92 C360,110 1080,72 1440,96 L1440,120 L0,120 Z' fill='%23000'/%3E%3C/svg%3E");
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 120' preserveAspectRatio='none'%3E%3Cpath d='M0,92 C360,110 1080,72 1440,96 L1440,120 L0,120 Z' fill='%23000'/%3E%3C/svg%3E");
  -webkit-mask-size: 100% 100%;
  mask-size: 100% 100%;
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  z-index: 1;
}
@media (min-width: 960px) {
  .hero::after { height: 96px; }
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 42rem;
  margin-inline: auto;
  padding-inline: var(--space-md);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  margin: 0;
  padding: 0.5rem 1.1rem;
  border-radius: var(--radius-pill);
  background: rgba(0, 0, 0, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: #FFFFFF;
  font-family: var(--font-heading);
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: 0.03em;
}

.hero h1 {
  color: #FFFFFF;
  font-size: var(--fs-h1);
  margin: 0;
}
.hero h1 em {
  font-style: normal;
  color: var(--color-corail);
}
.hero h1::after { content: none; } /* pas de trait corail sous le H1 du hero, réservé aux H2 */

.hero-sub {
  font-size: 1.05rem;
  max-width: 38rem;
}

.hero-disclaimer {
  font-size: var(--fs-small);
  color: rgba(255, 255, 255, 0.88);
  max-width: 34rem;
  padding-top: 0.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.25);
}

.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  margin-top: 0.5rem;
}

/* Évite le chevauchement avec .hero-scroll en mobile (bouton bas de .cta-group
   vs indicateur « FAQ · 10 questions » positionné en absolu, cf. rapport tâche 12) */
.hero .cta-group {
  margin-bottom: 2.25rem;
}
@media (min-width: 960px) {
  .hero .cta-group {
    margin-bottom: 0;
  }
}

.hero-scroll {
  position: absolute;
  z-index: 2;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, 0.85);
  font-family: var(--font-heading);
  font-size: var(--fs-small);
  font-weight: 500;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 0.25rem;
}
.hero-scroll::after {
  content: "↓";
  display: inline-block;
  animation: hero-scroll-bob 2.2s ease-in-out infinite;
}
@media (min-width: 960px) {
  .hero-scroll { bottom: 2rem; }
}

/* ---------- 8. Boutons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius-pill);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.98rem;
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
  border: 1.5px solid transparent;
}
.btn-primary {
  background: var(--color-ocean);
  color: #FFFFFF;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px -12px rgba(46, 125, 140, 0.55);
  color: #FFFFFF;
}
.btn-outline {
  background: transparent;
  border-color: currentColor;
  color: inherit;
}
.btn-outline:hover {
  background: rgba(255, 255, 255, 0.12);
  color: inherit;
}
/* Bouton outline utilisé hors hero (fond clair) : contour pin */
section:not(.hero) .btn-outline,
.card .btn-outline {
  border-color: var(--color-pin);
  color: var(--color-pin);
}
section:not(.hero) .btn-outline:hover,
.card .btn-outline:hover {
  background: rgba(37, 77, 58, 0.06);
}
.btn:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 2px;
}

/* ---------- 9. Contenu principal / cartes ---------- */

main > section {
  padding-block: var(--space-lg);
  padding-inline: var(--space-md);
}
main > section > .card,
main > section.card {
  max-width: var(--container);
  margin-inline: auto;
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: clamp(1.5rem, 1rem + 2vw, 2.5rem);
  box-shadow: var(--shadow-card);
}

main > section p,
main > section li {
  max-width: 68ch;
}
main > section ul {
  list-style: none;
  margin: 1em 0;
  display: grid;
  gap: 0.6rem;
}
main > section ul li {
  position: relative;
  padding-left: 1.6rem;
}
main > section ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--color-ocean);
}

/* Motif « ondes » discret en filigrane (fonctionnement + CTA final) */
#s-fonctionnement .card,
.cta-final {
  position: relative;
  background-image: repeating-radial-gradient(
    circle at 92% 6%,
    transparent 0,
    transparent 34px,
    rgba(46, 125, 140, 0.07) 35px,
    rgba(46, 125, 140, 0.07) 36px
  );
  background-repeat: no-repeat;
}

.quote-zengar {
  margin: 1.5em 0 0;
  padding: 1rem 1.25rem;
  border-left: 3px solid var(--color-ocean);
  background: var(--color-sable);
  border-radius: 0 var(--radius-card) var(--radius-card) 0;
}
.quote-zengar p {
  font-style: italic;
  color: var(--color-text);
}
.quote-zengar cite {
  display: block;
  margin-top: 0.5em;
  font-style: normal;
  font-size: var(--fs-small);
  color: var(--color-text-muted);
}

/* ---------- 10. Section communes / carte SVG ---------- */

.zones-block {
  display: grid;
  gap: var(--space-md);
  align-items: start;
  margin-block: var(--space-md);
}
@media (min-width: 720px) {
  .zones-block {
    grid-template-columns: minmax(220px, 320px) 1fr;
  }
}

.zones-map {
  width: 100%;
  max-width: 320px;
  height: auto;
  margin-inline: auto;
}
.zones-map-label {
  font-family: var(--font-heading);
  font-size: 13px;
  fill: var(--color-text);
}
.zones-map-label-center {
  font-size: 13px;
  font-weight: 600;
  fill: var(--color-pin);
}

.zones {
  display: grid;
  gap: var(--space-sm);
}
.zone {
  padding-block: 0.75rem;
  border-top: 1px solid var(--color-border);
}
.zone:first-child { border-top: none; padding-top: 0; }
.zone h3 { margin-bottom: 0.4em; color: var(--color-pin); }
.zone ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.6rem;
  margin: 0 0 0.5em;
}
.zone ul li {
  padding: 0.2rem 0.7rem 0.2rem 0.7rem;
  background: var(--color-sable);
  border-radius: var(--radius-pill);
  font-size: var(--fs-small);
}
.zone ul li::before { content: none; }
.zone-time {
  font-size: var(--fs-small);
  color: var(--color-text-muted);
  margin: 0;
}

/* Touche corail isolée — étiquette de la zone Bassin d'Arcachon (design.md §3.6/§4.2) */
.zone-arcachon h3 {
  display: inline-flex;
  padding: 0.15em 0.7em;
  background: var(--color-corail);
  color: var(--color-pin-ink);
  border-radius: var(--radius-pill);
  font-size: 1rem;
}

/* ---------- 11. Encadré praticienne ---------- */

.practitioner-card {
  position: relative;
}
.practitioner-card::before {
  content: "";
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  width: 46px;
  height: 46px;
  opacity: 0.15;
  background-color: var(--color-pin);
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 48 48'%3E%3Cg stroke='%23000' stroke-width='3' stroke-linecap='round' fill='none'%3E%3Cline x1='24' y1='4' x2='24' y2='44'/%3E%3Cline x1='24' y1='14' x2='8' y2='26'/%3E%3Cline x1='24' y1='24' x2='40' y2='36'/%3E%3C/g%3E%3C/svg%3E");
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 48 48'%3E%3Cg stroke='%23000' stroke-width='3' stroke-linecap='round' fill='none'%3E%3Cline x1='24' y1='4' x2='24' y2='44'/%3E%3Cline x1='24' y1='14' x2='8' y2='26'/%3E%3Cline x1='24' y1='24' x2='40' y2='36'/%3E%3C/g%3E%3C/svg%3E");
  mask-size: 100% 100%;
  mask-repeat: no-repeat;
}

.practitioner-badges {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-md);
  margin-block: var(--space-sm) var(--space-md);
}
.practitioner-badges img { height: auto; }
.practitioner-badges picture:first-child img { width: 96px; }
.practitioner-badges picture:last-child img { width: 150px; }

.practitioner-links {
  margin-top: 1em;
  font-size: var(--fs-body);
}
.practitioner-links a { color: var(--color-ocean-text); }

/* ---------- 12. FAQ — liste ouverte, puces vertes ---------- */

#s-faq + .faq-item,
.faq-item {
  border-bottom: 1px solid var(--color-border);
  padding-block: 1.25rem;
}
main > section#faq { padding-top: var(--space-lg); }
.faq-item:first-of-type { border-top: 1px solid var(--color-border); }

.faq-toggle {
  appearance: none;
  width: 100%;
  margin: 0;
  padding: 0;
  border: 0;
  background: none;
  color: inherit;
  font: inherit;
  text-align: left;
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 1.05rem;
  color: var(--color-pin);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-block: 0.4rem;
}
.faq-toggle::before {
  content: "";
  flex: none;
  display: inline-block;
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 50%;
  background: var(--color-pin);
  transition: background-color 0.15s ease;
}
.faq-toggle[aria-expanded="true"]::before { background: var(--color-ocean); }

.faq-item p {
  margin-top: 0.75rem;
  padding-left: calc(0.6rem + 0.75rem);
  color: var(--color-text);
}

/* ---------- 13. CTA final ---------- */

.cta-final {
  text-align: center;
}
.cta-final > * { max-width: 60ch; margin-inline: auto; }
.cta-final h2::after { margin-inline: auto; }
.cta-final .cta-group { margin-top: var(--space-sm); }
.cta-links {
  margin-top: 1rem;
  font-size: var(--fs-small);
  color: var(--color-text-muted);
}
.cta-links a { color: var(--color-ocean-text); }

/* ---------- 14. Pied de page ---------- */

.site-footer {
  background: var(--color-pin);
  color: rgba(255, 255, 255, 0.92);
  padding: var(--space-lg) var(--space-md);
}
.site-footer a { color: #FFFFFF; text-decoration-color: rgba(255, 255, 255, 0.5); }
.site-footer a:hover { color: var(--color-corail); }
.site-footer > * {
  max-width: var(--container);
  margin-inline: auto;
}
.site-footer p { max-width: 72ch; }
.site-footer picture {
  margin-block: var(--space-sm);
}
.site-footer picture img { width: 120px; height: auto; }

.site-footer .legal {
  margin-top: var(--space-sm);
  border-top: 1px solid rgba(255, 255, 255, 0.25);
  padding-top: var(--space-sm);
}
.site-footer .legal-toggle {
  appearance: none;
  width: 100%;
  margin: 0;
  padding: 0;
  border: 0;
  background: none;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-heading);
  font-weight: 600;
  color: #FFFFFF;
}
.site-footer .legal p {
  margin-top: 0.75em;
  font-size: var(--fs-small);
  color: rgba(255, 255, 255, 0.85);
  max-width: 72ch;
}

.site-footer .legal-toggle {
  display: flex;
  align-items: flex-start;
}
.site-footer .legal-toggle::before {
  content: "";
  flex: none;
  width: 0;
  height: 0;
  margin: 9px 9px 0 0;
  border-left: 9px solid currentColor;
  border-top: 5.75px solid transparent;
  border-bottom: 5.75px solid transparent;
}
.site-footer .legal-toggle[aria-expanded="true"]::before {
  margin: 9px 8px 0 0;
  border-left: 5.75px solid transparent;
  border-right: 5.75px solid transparent;
  border-top: 10.5px solid currentColor;
  border-bottom: 0;
}

/* Accordéons (FAQ, mentions légales) : bouton aria-expanded + <section aria-labelledby>.
   Replié seulement si JavaScript tourne (classe js-acc posée dans le <head>). */
.js-acc [data-accordion] > [aria-expanded="false"] + section { display: none; }

/* ---------- 15. Micro-interactions ---------- */

@keyframes hero-scroll-bob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(5px); }
}

/* ---------- 16. Accessibilité mouvement ---------- */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .hero-scroll::after { animation: none; }
  .btn-primary:hover { transform: none; }
}