/* =========================================================
   EnSentier · site vitrine
   Direction artistique : cahier des charges V2.0, section 9
   ========================================================= */

/* ---------- Polices (hébergées avec le site : aucune requête vers Google) ----------
   Manrope et Inter, versions variables, sous-ensemble latin (Fontsource 5.2.8).
   Licence SIL Open Font License 1.1 : voir assets/fonts/OFL-*.txt */
@font-face {
  font-family: "Manrope";
  font-style: normal;
  font-weight: 200 800;
  font-display: swap;
  src: url("assets/fonts/manrope-latin-wght.woff2") format("woff2");
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("assets/fonts/inter-latin-wght.woff2") format("woff2");
}

/* ---------- Tokens ---------- */
:root {
  /* Palette */
  --color-ink: #171B1C;        /* anthracite : textes, fonds sombres */
  --color-paper: #F7F7F4;      /* blanc naturel : fond principal */
  --color-accent: #B6D95C;     /* vert énergie : boutons, accents (jamais en texte sur fond clair) */
  --color-forest: #35452D;     /* vert forêt : liens, sections outdoor */
  --color-ink-muted: #5F6767;  /* gris foncé : texte secondaire (sur fond clair uniquement) */
  --color-mineral: #8A9292;    /* gris minéral : bordures, icônes (pas de texte) */
  --color-mist: #DCE4D2;       /* vert brume : cartes, encarts */

  /* Dérivés */
  --rgb-accent: 182, 217, 92;   /* pour les transparences : rgba(var(--rgb-accent), 0.2) */
  --rgb-paper: 247, 247, 244;
  --rgb-mist: 220, 228, 210;
  --color-accent-hover: #C6E474;
  --shadow-card: 0 24px 48px -16px rgba(0, 0, 0, 0.55);
  --color-white: #FFFFFF;
  --color-error: #B42318;      /* rouge d'erreur commun au site, à l'appli et à l'admin : ≈ 6,5:1 sur paper et blanc, ≈ 5:1 sur mist */
  --color-on-dark: #F7F7F4;
  --color-on-dark-soft: rgba(var(--rgb-paper), 0.78); /* ≈ 11:1 sur ink */
  --color-line: rgba(138, 146, 146, 0.45);
  --color-line-dark: rgba(var(--rgb-paper), 0.16);

  /* Typographie */
  --font-display: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-text: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;

  --fs-sm: 0.9375rem;                              /* 15 px */
  --fs-base: 1.0625rem;                            /* 17 px */
  --fs-lead: clamp(1.125rem, 1rem + 0.6vw, 1.375rem);
  --fs-h3: clamp(1.125rem, 1.05rem + 0.35vw, 1.3125rem);
  --fs-h2: clamp(1.75rem, 1.3rem + 2vw, 2.75rem);
  --fs-logo: clamp(2.75rem, 1.4rem + 6.4vw, 6rem);
  --fs-signature: clamp(1.375rem, 1.05rem + 1.5vw, 2.25rem);

  /* Espacements */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4.5rem;
  --section-pad: clamp(4rem, 2.8rem + 5vw, 7.5rem);
  --gutter: clamp(1rem, 0.5rem + 2.5vw, 2.5rem);
  --container: 72rem;

  /* Formes */
  --radius-sm: 0.5rem;
  --radius: 1rem;
  --radius-lg: 1.5rem;
  --radius-pill: 999px;
  --shadow-card: 0 1px 2px rgba(23, 27, 28, 0.06), 0 12px 32px -12px rgba(23, 27, 28, 0.22);

  --header-h: 4rem;
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
}

/* ---------- Base ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 1rem);
}

body {
  margin: 0;
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-text);
  font-size: var(--fs-base);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, p, ul, ol, dl, dd, figure { margin: 0; }
ul[role="list"], ol[role="list"] { list-style: none; padding: 0; }
img, svg { display: block; max-width: 100%; }

a { color: var(--color-forest); text-underline-offset: 0.2em; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }

:focus-visible {
  outline: 3px solid var(--color-forest);
  outline-offset: 3px;
  border-radius: 4px;
}
.hero :focus-visible,
.site-header :focus-visible,
.section--ink :focus-visible,
.section--forest :focus-visible,
.site-footer :focus-visible { outline-color: var(--color-accent); }

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.icon {
  width: 1.5rem;
  height: 1.5rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}

.skip-link {
  position: absolute;
  left: var(--space-4);
  top: -4rem;
  z-index: 100;
  padding: var(--space-3) var(--space-4);
  background: var(--color-accent);
  color: var(--color-ink);
  font-family: var(--font-display);
  font-weight: 700;
  border-radius: var(--radius-sm);
  text-decoration: none;
}
.skip-link:focus { top: var(--space-3); }

/* ---------- Typo commune ---------- */
.logotype {
  font-family: var(--font-display);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  line-height: 1;
}

.eyebrow {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.8125rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-forest);
  margin-bottom: var(--space-3);
}
.eyebrow--on-dark,
.section--ink .eyebrow { color: var(--color-accent); }

.section-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-h2);
  line-height: 1.12;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.section { padding-block: var(--section-pad); }
.section-head { max-width: 40rem; margin-bottom: var(--space-7); }

.section--ink { background: var(--color-ink); color: var(--color-on-dark); }
.section--mist { background: var(--color-mist); }
.section--forest { background: var(--color-forest); color: var(--color-on-dark); }

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 3rem;
  padding: 0.75rem 1.5rem;
  border: 2px solid transparent;
  border-radius: var(--radius-pill);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease), transform 0.2s var(--ease);
}
.btn:hover { text-decoration: none; }
.btn:active { transform: translateY(1px); }

.btn--primary { background: var(--color-accent); color: var(--color-ink); }
.btn--primary:hover { background: var(--color-accent-hover); }

.btn--ghost-dark { border-color: var(--color-line-dark); color: var(--color-on-dark); }
.btn--ghost-dark:hover { border-color: var(--color-on-dark); }

.btn--small { min-height: 2.75rem; padding: 0.5rem 1.125rem; font-size: 0.9375rem; }
.btn--block { width: 100%; }

.btn[aria-disabled="true"] { opacity: 0.7; cursor: progress; }

/* ---------- En-tête ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--color-ink);
  color: var(--color-on-dark);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s var(--ease);
}
.site-header.is-scrolled { border-bottom-color: var(--color-line-dark); }

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-h);
  gap: var(--space-4);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-on-dark);
  text-decoration: none;
  min-height: 2.75rem;
}
.brand__mark {
  width: 1.6rem;
  height: 1.76rem; /* proportions du symbole : 40 × 44 */
  color: var(--color-on-dark);
  overflow: visible;
}
.brand__mark circle { fill: var(--color-accent); }
.brand__name {
  font-family: var(--font-display);
  text-transform: uppercase; /* partie du logo : capitales à l'écran, « EnSentier » dans le texte */
  font-weight: 800;
  letter-spacing: 0.06em;
  font-size: 1.0625rem;
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  min-height: 2.75rem;
  min-width: 2.75rem;
  padding: 0 var(--space-3);
  background: transparent;
  border: 1px solid var(--color-line-dark);
  border-radius: var(--radius-pill);
  color: var(--color-on-dark);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9375rem;
  cursor: pointer;
}
.nav-toggle__bars,
.nav-toggle__bars::before,
.nav-toggle__bars::after {
  display: block;
  width: 1.125rem;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform 0.25s var(--ease), opacity 0.2s var(--ease);
}
.nav-toggle__bars { position: relative; }
.nav-toggle__bars::before,
.nav-toggle__bars::after { content: ""; position: absolute; left: 0; }
.nav-toggle__bars::before { top: -6px; }
.nav-toggle__bars::after { top: 6px; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after { transform: translateY(-6px) rotate(-45deg); }

/* Sans JavaScript : le bouton ne sert à rien, la navigation reste visible */
html:not(.js) .nav-toggle { display: none; }

.site-nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.site-nav a:not(.btn) {
  display: flex;
  align-items: center;
  min-height: 2.75rem;
  color: var(--color-on-dark);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
}
.site-nav a:not(.btn):hover { color: var(--color-accent); }

@media (max-width: 899.98px) {
  .site-nav {
    position: absolute;
    inset: 100% 0 auto 0;
    background: var(--color-ink);
    border-top: 1px solid var(--color-line-dark);
    border-bottom: 1px solid var(--color-line-dark);
    padding: var(--space-3) var(--gutter) var(--space-5);
  }
  .js .site-nav {
    visibility: hidden;
    opacity: 0;
    transform: translateY(-0.5rem);
    transition: opacity 0.2s var(--ease), transform 0.2s var(--ease), visibility 0s linear 0.2s;
  }
  .js .site-nav.is-open {
    visibility: visible;
    opacity: 1;
    transform: none;
    transition: opacity 0.2s var(--ease), transform 0.2s var(--ease), visibility 0s;
  }
  .site-nav__list > li + li:not(.site-nav__cta) { border-top: 1px solid var(--color-line-dark); }
  .site-nav__cta { margin-top: var(--space-4); }
  .site-nav__cta .btn { width: 100%; min-height: 3rem; }

  html:not(.js) .site-header__inner { flex-wrap: wrap; }
  html:not(.js) .site-nav { position: static; padding: 0 0 var(--space-4); border: 0; width: 100%; }
}

@media (min-width: 900px) {
  .nav-toggle { display: none; }
  .site-nav__list { display: flex; align-items: center; gap: var(--space-5); }
  .site-nav a:not(.btn) { font-size: 0.9375rem; }
  .site-nav__cta { margin-left: var(--space-2); }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background: var(--color-ink);
  color: var(--color-on-dark);
  padding-block: clamp(3rem, 2rem + 4vw, 6rem) clamp(4rem, 3rem + 5vw, 7.5rem);
  overflow: hidden;
}
.hero::before {
  /* halo discret, purement décoratif */
  content: "";
  position: absolute;
  width: 60rem;
  height: 60rem;
  right: -30rem;
  top: -26rem;
  background: radial-gradient(closest-side, rgba(var(--rgb-accent), 0.14), transparent 70%);
  pointer-events: none;
}

.hero__grid {
  position: relative;
  display: grid;
  gap: var(--space-7);
  align-items: center;
}

.hero__title { display: flex; flex-direction: column; gap: var(--space-4); }
.hero__title .logotype { font-size: var(--fs-logo); letter-spacing: 0.02em; }
.hero__signature {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-signature);
  line-height: 1.15;
  color: var(--color-accent);
}

.hero__lead {
  margin-top: var(--space-5);
  max-width: 32rem;
  font-size: var(--fs-lead);
  line-height: 1.5;
  color: var(--color-on-dark);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.hero__note {
  margin-top: var(--space-5);
  font-size: var(--fs-sm);
  color: var(--color-on-dark-soft);
}

.hero__visual { position: relative; }

@media (max-width: 479.98px) {
  .hero__actions .btn { width: 100%; }
}

@media (min-width: 960px) {
  .hero__grid { grid-template-columns: 1.1fr 0.9fr; gap: var(--space-8); }
  .hero__visual { padding-bottom: 0; padding-left: var(--space-6); }
}

/* ---------- Photos ---------- */
.photo-slot {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--color-forest); /* visible le temps du chargement */
}
.photo-slot--hero { aspect-ratio: 4 / 5; max-height: 34rem; width: 100%; }
.photo-slot picture,
.photo-slot img { display: block; width: 100%; height: 100%; }
.photo-slot img { object-fit: cover; }

.photo-slot--persona { aspect-ratio: 16 / 10; border-radius: var(--radius) var(--radius) 0 0; }

/* ---------- Carte de sortie (aperçu appli) ---------- */
.run-card {
  /* Mobile : la carte passe sous la photo et ne la chevauche que sur le bas (le chemin), pas sur le groupe */
  position: relative;
  margin: -2.5rem 0 0 var(--space-4);
  width: min(20rem, 88%);
  padding: var(--space-5);
  background: var(--color-paper);
  color: var(--color-ink);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}
@media (min-width: 960px) {
  .run-card { position: absolute; margin: 0; left: -3rem; bottom: -4.5rem; }
}
.run-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-ink-muted);
}
.badge {
  display: inline-block;
  padding: 0.125rem 0.625rem;
  border-radius: var(--radius-pill);
  background: var(--color-mist);
  color: var(--color-forest);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.8125rem;
}
.run-card__title {
  margin-top: var(--space-2);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.125rem;
  line-height: 1.3;
}
.run-card__figures {
  margin-top: var(--space-2);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1rem;
  font-variant-numeric: tabular-nums;
}
.run-card__place {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-2);
  font-size: 0.875rem;
  color: var(--color-ink-muted);
}
.run-card__place .icon { width: 1rem; height: 1rem; color: var(--color-mineral); }
.run-card__places {
  display: inline-block;
  margin-top: var(--space-4);
  padding: 0.375rem 0.75rem;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  color: var(--color-ink);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.875rem;
}

/* ---------- Problème / promesse ---------- */
.promise + .section { padding-top: 0; } /* même fond : on évite un double espacement */
.promise__grid { display: grid; gap: var(--space-6); }
.promise__body { display: grid; gap: var(--space-4); max-width: 38rem; color: var(--color-ink); }
.promise__body p:not(.promise__highlight) { color: var(--color-ink-muted); }
.promise__highlight {
  padding-left: var(--space-4);
  border-left: 4px solid var(--color-accent);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-lead);
  line-height: 1.35;
  color: var(--color-forest);
}
@media (min-width: 900px) {
  .promise__grid { grid-template-columns: 1fr 1fr; gap: var(--space-8); align-items: start; }
}

/* ---------- Fonctionnalités ---------- */
.features {
  display: grid;
  gap: var(--space-4);
}
.feature {
  padding: var(--space-6) var(--space-5);
  background: var(--color-mist);
  border-radius: var(--radius);
}
.feature p { color: var(--color-ink); }
.feature__icon {
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  margin-bottom: var(--space-5);
  border-radius: 0.875rem;
  background: var(--color-ink);
  color: var(--color-accent);
}
.feature__title {
  margin-bottom: var(--space-2);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-h3);
  line-height: 1.3;
}
.feature--wide { background: var(--color-forest); color: var(--color-on-dark); }
.feature--wide p { color: var(--color-on-dark); }
.feature--wide .feature__icon { background: var(--color-accent); color: var(--color-ink); }

@media (min-width: 640px) {
  .features { grid-template-columns: repeat(2, 1fr); }
  .feature--wide { grid-column: 1 / -1; }
}
@media (min-width: 1024px) {
  .features { grid-template-columns: repeat(6, 1fr); gap: var(--space-5); }
  .feature { grid-column: span 2; }
  .feature:nth-child(4) { grid-column: span 3; }
  .feature--wide { grid-column: span 3; }
}

/* ---------- Étapes ---------- */
.steps {
  display: grid;
  gap: var(--space-6);
  counter-reset: none;
}
.step {
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-line-dark);
}
.step__num {
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.5rem, 2rem + 2vw, 3.5rem);
  line-height: 1;
  color: var(--color-accent);
  font-variant-numeric: tabular-nums;
}
.step__title {
  margin-top: var(--space-4);
  margin-bottom: var(--space-2);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-h3);
}
.step p { color: var(--color-on-dark-soft); max-width: 22rem; }
@media (min-width: 768px) {
  .steps { grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
}

/* ---------- Personas ---------- */
.personas { display: grid; gap: var(--space-5); }
.persona {
  display: flex;
  flex-direction: column;
  background: var(--color-paper);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.persona__body { padding: var(--space-5); }
.persona__title {
  margin-bottom: var(--space-2);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-h3);
}
.persona__body p { color: var(--color-ink-muted); font-size: var(--fs-sm); }
@media (min-width: 640px) { .personas { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .personas { grid-template-columns: repeat(4, 1fr); } }

/* ---------- Lancement Occitanie ---------- */
.launch { display: grid; gap: var(--space-7); align-items: center; }
.launch__text p:not(.eyebrow) { margin-top: var(--space-4); max-width: 34rem; color: var(--color-on-dark); }
.launch__facts {
  display: grid;
  grid-template-columns: repeat(3, auto);
  justify-content: start;
  gap: var(--space-5) var(--space-6);
  margin-top: var(--space-6);
}
.launch__facts dt {
  font-size: 0.8125rem;
  color: var(--color-on-dark-soft);
}
.launch__facts dd {
  margin-top: var(--space-1);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.375rem, 1.1rem + 1vw, 2rem);
  color: var(--color-accent);
  line-height: 1.1;
}
@media (max-width: 419.98px) {
  .launch__facts { grid-template-columns: 1fr 1fr; }
}

.launch__visual { display: grid; place-items: center; }
.rings {
  position: relative;
  width: min(100%, 24rem);
  aspect-ratio: 1;
}
.rings__ring {
  position: absolute;
  border-radius: 50%;
  border: 1.5px solid rgba(var(--rgb-paper), 0.28);
  inset: 0;
  margin: auto;
}
.rings__ring--3 { width: 100%; height: 100%; border-style: dashed; }
.rings__ring--2 { width: 64%; height: 64%; border-color: rgba(var(--rgb-mist), 0.5); background: rgba(var(--rgb-mist), 0.06); }
.rings__ring--1 { width: 30%; height: 30%; border-color: var(--color-accent); background: rgba(var(--rgb-accent), 0.16); }
.rings__dot {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 0.875rem;
  height: 0.875rem;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 0 6px rgba(var(--rgb-accent), 0.25);
}
.rings__label {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
  color: var(--color-on-dark);
}
.rings__label--center { top: calc(50% + 1rem); color: var(--color-accent); }
.rings__label--out { top: -0.6rem; padding: 0 0.5rem; background: var(--color-forest); }

@media (min-width: 900px) {
  .launch { grid-template-columns: 1.2fr 0.8fr; gap: var(--space-8); }
}

/* Pulsation du point (désactivée si mouvement réduit) */
@media (prefers-reduced-motion: no-preference) {
  .rings__dot { animation: pulse 2.6s var(--ease) infinite; }
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 6px rgba(var(--rgb-accent), 0.25); }
  50% { box-shadow: 0 0 0 14px rgba(var(--rgb-accent), 0); }
}

/* ---------- Inscription ---------- */
.signup__card {
  display: grid;
  gap: var(--space-6);
  padding: clamp(1.5rem, 1rem + 3vw, 3.5rem);
  background: var(--color-mist);
  border-radius: var(--radius-lg);
}
.signup__intro p:not(.eyebrow) { margin-top: var(--space-4); max-width: 30rem; }

.signup__form { display: grid; gap: var(--space-5); }
.signup__form[hidden] { display: none; }

.field { display: grid; gap: var(--space-2); }
.field__label {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9375rem;
}
.field__input {
  width: 100%;
  min-height: 3.25rem;
  padding: 0.75rem 1rem;
  font: inherit;
  font-size: 1rem; /* ≥ 16 px : pas de zoom auto sur iOS */
  color: var(--color-ink);
  background: var(--color-white);
  border: 1.5px solid var(--color-mineral);
  border-radius: var(--radius-sm);
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.field__input::placeholder { color: var(--color-ink-muted); opacity: 1; }
.field__input:hover { border-color: var(--color-forest); }
.field__input:focus-visible {
  outline: none;
  border-color: var(--color-forest);
  box-shadow: 0 0 0 3px var(--color-forest);
}
.field__input[aria-invalid="true"] { border-color: var(--color-error); }
.field__input[aria-invalid="true"]:focus-visible { box-shadow: 0 0 0 3px var(--color-error); }

.field__error {
  min-height: 0;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-error);
}
.field__error:empty { display: none; }

.field--check {
  grid-template-columns: auto 1fr;
  align-items: start;
  column-gap: var(--space-3);
}
.field--check .field__error { grid-column: 1 / -1; }
.check__input {
  appearance: none;
  -webkit-appearance: none;
  display: grid;
  place-items: center;
  width: 1.5rem;
  height: 1.5rem;
  margin: 0.1rem 0 0;
  background: var(--color-white);
  border: 1.5px solid var(--color-ink-muted);
  border-radius: 0.375rem;
  cursor: pointer;
}
.check__input::after {
  content: "";
  width: 0.45rem;
  height: 0.8rem;
  margin-top: -0.15rem;
  border: solid var(--color-ink);
  border-width: 0 2.5px 2.5px 0;
  transform: rotate(45deg) scale(0);
  transition: transform 0.15s var(--ease);
}
.check__input:checked { background: var(--color-accent); border-color: var(--color-ink); }
.check__input:checked::after { transform: rotate(45deg) scale(1); }
.check__input[aria-invalid="true"] { border-color: var(--color-error); }
.check__label { font-size: var(--fs-sm); line-height: 1.5; cursor: pointer; }

.signup__rgpd { font-size: 0.875rem; color: var(--color-ink); line-height: 1.55; }

.hp {
  position: absolute !important;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.signup__success {
  display: grid;
  gap: var(--space-3);
  justify-items: start;
  padding: var(--space-6);
  background: var(--color-paper);
  border-radius: var(--radius);
  border-left: 4px solid var(--color-accent);
}
.signup__success[hidden] { display: none; }
.signup__success:focus { outline: none; }
.signup__success:focus-visible { outline: 3px solid var(--color-forest); }
.signup__success-icon {
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-ink);
}
.signup__success-title { font-family: var(--font-display); font-weight: 800; font-size: var(--fs-h3); }
.signup__noscript { font-size: var(--fs-sm); }

@media (min-width: 900px) {
  .signup__card { grid-template-columns: 1fr 1fr; gap: var(--space-8); align-items: center; }
}

/* ---------- Pied de page ---------- */
.site-footer {
  background: var(--color-ink);
  color: var(--color-on-dark);
  padding-top: var(--space-8);
}
/* Liens du pied de page : sans soulignement, soulignés au survol et au focus */
.site-footer a { color: var(--color-on-dark); text-decoration: none; }
.site-footer a:hover,
.site-footer a:focus-visible { color: var(--color-accent); text-decoration: underline; text-underline-offset: 0.2em; }

.site-footer__grid { display: grid; gap: var(--space-6); padding-bottom: var(--space-7); }
.site-footer__logo { display: block; width: 13.75rem; max-width: 100%; height: auto; }
.site-footer__signature { margin-top: var(--space-2); color: var(--color-accent); font-family: var(--font-display); font-weight: 700; }

.site-footer__links,
.social { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--space-1); }
.site-footer__links a {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  overflow-wrap: anywhere;
}
.site-footer__heading {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.8125rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-on-dark-soft);
  margin-bottom: var(--space-3);
}
.social__item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-height: 2.5rem;
}
.social__item .icon { color: var(--color-mineral); width: 1.25rem; height: 1.25rem; }
.social__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  min-height: 2.75rem;
  color: var(--color-on-dark);
}
.social__link .icon { display: block; } /* icône et nom sur la même ligne */
.social__link:hover { color: var(--color-accent); }
.social__link:hover .icon { color: var(--color-accent); }
.social__item small {
  margin-left: var(--space-2);
  padding: 0.0625rem 0.5rem;
  border: 1px solid var(--color-line-dark);
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  color: var(--color-on-dark-soft);
}

.site-footer__bottom {
  font-size: 0.875rem;
  color: var(--color-on-dark-soft);
}
.site-footer__bottom p {
  padding-block: var(--space-5);
  border-top: 1px solid var(--color-line-dark);
}

@media (min-width: 768px) {
  .site-footer__grid { grid-template-columns: 1.4fr 1fr 1fr; }
}

/* ---------- Apparition au défilement ---------- */
@media (prefers-reduced-motion: no-preference) {
  .js .reveal {
    opacity: 0;
    transform: translateY(1.25rem);
    transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
    transition-delay: var(--reveal-delay, 0s);
  }
  .js .reveal.is-visible { opacity: 1; transform: none; }
}

/* ---------- Mouvement réduit ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ---------- Page mentions légales ---------- */
.legal { padding-block: var(--space-7) var(--section-pad); }
.legal__inner { max-width: 46rem; }
.legal h1 { font-family: var(--font-display); font-weight: 800; font-size: var(--fs-h2); line-height: 1.15; margin-bottom: var(--space-4); }
.legal h2 { font-family: var(--font-display); font-weight: 700; font-size: var(--fs-h3); margin: var(--space-7) 0 var(--space-3); }
.legal p, .legal li { color: var(--color-ink); }
.legal p + p { margin-top: var(--space-3); }
.legal ul { padding-left: 1.25rem; display: grid; gap: var(--space-2); }
.legal .legal__back { margin-top: var(--space-7); }