:root {
  --bg: #ffffff;
  --panel: #ffffff;
  --text: #1f2430;
  --muted: #5b6275;
  --primary: #00bfa6; /* turquoise */
  --primary-2: #ffd166; /* jaune ensoleillé */
  --focus: #1e88e5; /* bleu ciel pour focus */
  --success: #1fa97a;
  --shadow: 0 10px 24px rgba(17, 18, 22, 0.06);
}

* {
  box-sizing: border-box;
}
html,
body {
  height: 100%;
}
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial,
    "Helvetica Neue", sans-serif;
  background: url("./assets/butterflies.svg") left 80px / 320px no-repeat,
    url("./assets/sun.svg") right -40px top -40px / 320px no-repeat,
    url("./assets/leaves.svg") right -60px bottom -60px / 360px no-repeat,
    url("./assets/waves.svg") center bottom / cover no-repeat,
    url("./assets/flowers.svg") right top / 600px no-repeat,
    radial-gradient(
      1200px 800px at 90% -10%,
      rgba(255, 209, 102, 0.25),
      transparent
    ),
    radial-gradient(
      1000px 700px at 10% 0%,
      rgba(76, 201, 240, 0.22),
      transparent
    ),
    radial-gradient(
      1200px 900px at 60% 120%,
      rgba(0, 191, 166, 0.16),
      transparent
    ),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.container {
  width: min(1120px, 92%);
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.skip-link:focus {
  left: 16px;
  top: 16px;
  width: auto;
  height: auto;
  background: var(--focus);
  color: #ffffff;
  padding: 8px 12px;
  border-radius: 8px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
}
.logo-mark {
  display: inline-flex;
  width: 28px;
  height: 28px;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  border-radius: 8px;
  box-shadow: 0 8px 18px rgba(155, 92, 255, 0.18),
    0 6px 14px rgba(255, 92, 168, 0.14);
}
.logo-text {
  letter-spacing: 0.2px;
}
.menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid rgba(0, 0, 0, 0.12);
  border-radius: 10px;
  padding: 8px 12px;
}
.menu-toggle:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}
.menu-icon {
  display: inline-block;
  width: 20px;
  height: 2px;
  background: var(--text);
  position: relative;
}
.menu-icon::before,
.menu-icon::after {
  content: "";
  position: absolute;
  left: 0;
  width: 20px;
  height: 2px;
  background: var(--text);
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.menu-icon::before {
  top: -6px;
}
.menu-icon::after {
  top: 6px;
}
.nav a {
  color: var(--text);
  text-decoration: none;
  margin-left: 18px;
  opacity: 0.9;
}
.nav a:hover {
  opacity: 1;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 18px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 600;
  transition: transform 0.06s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.btn:active {
  transform: translateY(1px);
}
.btn-primary {
  color: #0d1b1e;
  background: linear-gradient(135deg, var(--primary-2), var(--primary));
  box-shadow: 0 10px 22px rgba(0, 191, 166, 0.18),
    0 6px 14px rgba(255, 209, 102, 0.24);
}
.btn-primary:hover {
  filter: brightness(1.05);
  transform: translateY(-1px);
}
.btn-secondary {
  color: var(--text);
  background: transparent;
  border: 1px solid rgba(0, 0, 0, 0.12);
}
.btn-secondary:hover {
  background: rgba(0, 0, 0, 0.04);
}
.btn-ghost {
  color: var(--text);
  background: transparent;
  border: 1px solid rgba(0, 0, 0, 0.1);
  padding: 8px 14px;
  border-radius: 10px;
}
.btn-ghost:hover {
  background: rgba(0, 0, 0, 0.04);
}

/* Variantes “été” */
.btn-sand {
  color: #4a3b12;
  background: linear-gradient(135deg, #ffe08a, #ffd166);
  border: 1px solid rgba(204, 153, 0, 0.25);
  box-shadow: 0 10px 22px rgba(255, 209, 102, 0.3);
}
.btn-ocean {
  color: #082e2c;
  background: linear-gradient(135deg, #7ae0d1, #00bfa6);
  border: 1px solid rgba(0, 115, 98, 0.2);
  box-shadow: 0 10px 22px rgba(0, 191, 166, 0.26);
}
.btn-sand:hover,
.btn-ocean:hover {
  filter: brightness(1.06);
  transform: translateY(-1px);
}

.hero {
  padding: 80px 0 60px;
  text-align: center;
}
.hero-inner {
  display: grid;
  gap: 22px;
  justify-items: center;
}
.hero h1 {
  font-size: clamp(28px, 5vw, 48px);
  line-height: 1.15;
  margin: 0;
}
.lead {
  font-size: clamp(16px, 2.2vw, 20px);
  color: var(--muted);
  margin: 0;
}

.mention {
  font-size: 12px;
  text-align: center;
  line-height: 1;
  padding-top: 5px;
}

.mention p {
  margin-block-start: 0;
  margin-block-end: 0;
}

.cta-group {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 8px;
}
.note {
  color: var(--muted);
  font-size: 14px;
}

.steps {
  padding: 60px 0;
}

.steps p {
  text-align: center;
  margin-top: 16px;
}

h2 {
  font-size: 28px;
  margin-top: 0;
  margin-bottom: 24px;
  text-align: center;
}
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.card {
  background: var(--panel);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 16px;
  padding: 20px;
  box-shadow: var(--shadow);
}
.card h3 {
  margin-top: 10px;
  margin-bottom: 8px;
}
.steps .card .step-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
}
.steps .card .step-number {
  display: inline-flex;
  flex: 0 0 auto;
}
.steps .card h3 {
  margin: 0;
}
.steps .grid-3 {
  gap: 12px;
}
.steps .card {
  padding: 16px;
}
.steps .card h3 {
  margin: 0;
}
.steps .card p {
  margin-top: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 80px;
}
.card p {
  margin: 0;
  color: var(--muted);
}
.step-number {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #ffffff;
  box-shadow: 0 8px 18px rgba(155, 92, 255, 0.25),
    0 6px 14px rgba(255, 92, 168, 0.2);
}

/* (Section Impact supprimée) */

/* Partners */
.partners {
  padding: 60px 0;
}

.partners p {
  text-align: center;
  margin-top: 0;
}

.partner-logos {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.partner-logo {
  display: inline-block;
  padding: 16px;
  background: #000;
  border-radius: 8px;
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  width: 150px;
  height: 70px;
  text-align: center;
}
.partner-logo:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 28px rgba(17, 18, 22, 0.1);
}
.partner-logo img {
  display: block;
  margin: 0 auto;
  width: 100%;
  height: 40px;
}

.partner-logos a {
  text-align: center;
  color: #5b6275;
  text-decoration: none;
}

.signup {
  padding: 60px 0 80px;
}

.signup p {
  text-align: center;
  margin-top: 0;
}
.signup-form {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 14px;
}
.signup-form input[type="email"] {
  background: var(--panel);
  border: 1px solid rgba(0, 0, 0, 0.12);
  color: var(--text);
  padding: 14px 16px;
  border-radius: 12px;
  min-width: min(100%, 340px);
}
.privacy {
  color: var(--muted);
  font-size: 13px;
  text-align: center;
  margin-top: 10px;
}
.signup-cta {
  display: flex;
  justify-content: center;
  margin-top: 14px;
}

/* Instagram feed */
.ig-feed {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
}
.ig-card {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  border: 1px solid rgba(0, 0, 0, 0.06);
  background: var(--panel);
  box-shadow: var(--shadow);
}
.ig-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  aspect-ratio: 1/1;
}
.ig-card .ig-cap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 8px 10px;
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0) 0%,
    rgba(0, 0, 0, 0.5) 100%
  );
  color: #fff;
  font-size: 12px;
  max-height: 60%;
  overflow: hidden;
}
.ig-placeholder {
  padding: 20px;
  text-align: center;
  color: var(--muted);
  border: 1px dashed rgba(0, 0, 0, 0.2);
  border-radius: 12px;
}
.ig-embed {
  max-width: 980px;
  margin: 0 auto;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

/* FAQ */

.faq-list {
  display: grid;
  gap: 10px;
}
.faq-item {
  background: var(--panel);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.faq-question {
  width: 100%;
  text-align: left;
  background: transparent;
  border: 0;
  padding: 14px 16px;
  font-weight: 600;
  cursor: pointer;
  font-size: 16px;
  line-height: 1.6;
  position: relative;
}
.faq-question:hover {
  background: rgba(0, 0, 0, 0.04);
  color: var(--primary);
}
.faq-question:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
  border-radius: 8px;
}
.faq-question::after {
  content: "▿";
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  transition: transform 0.2s ease;
  opacity: 0.8;
}
.faq-question[aria-expanded="true"]::after {
  transform: translateY(-50%) rotate(180deg);
}
.faq-answer {
  padding: 0 16px 14px;
  color: var(--muted);
}

.site-footer {
  border-top: 1px solid rgba(0, 0, 0, 0.08);
  background: rgba(255, 255, 255, 0.8);
}
.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 16px;
  align-items: center;
  padding: 18px 0;
  justify-content: space-between;
}
.footer-inner .links {
  display: flex;
  gap: 16px;
  justify-content: center;
}
.footer-inner a {
  color: var(--muted);
  text-decoration: none;
}
.footer-inner a:hover {
  color: var(--text);
}
.footer-inner .brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  justify-self: start;
}
.footer-inner .logo-mark {
  width: 22px;
  height: 22px;
  border-radius: 6px;
}
.footer-inner .logo-text {
  font-weight: 700;
  font-size: 14px;
}
.footer-inner .copyright {
  grid-column: 1 / -1;
  text-align: center;
  color: var(--muted);
  font-size: 12px;
  margin-top: 8px;
}
.footer-inner .legal-link {
  grid-column: 1 / -1;
  text-align: center;
  font-size: 14px;
  margin-top: 8px;
}

/* Content Page (Mentions légales, etc.) */
.content-page {
  padding: 60px 0;
}
.content-page .container {
  max-width: 800px;
}
.content-page h1 {
  text-align: center;
  margin-bottom: 32px;
}
.content-page h2 {
  text-align: left;
  margin-top: 2em;
  margin-bottom: 0.8em;
}

.visually-hidden {
  position: absolute;
  inline-size: 1px;
  block-size: 1px;
  clip-path: inset(50%);
  overflow: hidden;
  white-space: nowrap;
}

@media (max-width: 860px) {
  body {
    background-size: 220px, 220px, 260px, cover, 420px, auto, auto, auto;
  }
  .menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }
  .nav {
    position: absolute;
    right: 4%;
    top: 58px;
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 12px;
    padding: 10px;
    display: none;
    flex-direction: column;
    gap: 8px;
    box-shadow: var(--shadow);
  }
  .nav a {
    margin: 0;
    padding: 10px 12px;
    border-radius: 8px;
  }
  .nav a:hover {
    background: rgba(0, 0, 0, 0.04);
  }
  .nav.open {
    display: flex;
  }
  .menu-toggle[aria-expanded="true"] .menu-icon {
    background: transparent;
  }
  .menu-toggle[aria-expanded="true"] .menu-icon::before {
    transform: translateY(6px) rotate(45deg);
  }
  .menu-toggle[aria-expanded="true"] .menu-icon::after {
    transform: translateY(-6px) rotate(-45deg);
  }
  .grid-3 {
    grid-template-columns: 1fr;
  }
  .ig-feed {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-inner {
    grid-template-columns: 1fr;
    justify-content: center;
  }
  .footer-inner .brand,
  .footer-inner .copyright {
    justify-self: center;
  }
  .steps .card p {
    min-height: 64px;
  }
}