:root {
  --ink: var(--color-text-primary, #111);
  --warm: var(--color-accent, #b11226);
  --line: var(--color-border, rgba(0, 0, 0, 0.08));
  --soft: var(--color-text-secondary, #6b6b6b);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  background: var(--color-background, #f7f7f5);
  color: var(--color-text-primary, #111);
  font-family: Inter, Geist, ui-sans-serif, system-ui, -apple-system, sans-serif;
}

a { color: inherit; text-decoration: none; }

.sp-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 16px clamp(18px, 4vw, 40px);
  background: rgba(247, 247, 245, 0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}

.sp-logo img {
  display: block;
  width: min(168px, 46vw);
  height: auto;
}

.sp-links {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--color-text-secondary, #6b6b6b);
}

.sp-links a:hover { color: var(--color-accent, #b11226); }

.sp-shell {
  width: min(920px, calc(100% - 36px));
  margin: 0 auto;
  padding: 56px 0 80px;
}

.sp-eyebrow {
  margin: 0 0 14px;
  color: var(--color-accent, #b11226);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
}

.sp-title {
  margin: 0 0 18px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(34px, 6vw, 58px);
  font-weight: 700;
  line-height: .98;
  letter-spacing: -.4px;
}

.sp-lead {
  margin: 0 0 36px;
  max-width: 42ch;
  color: var(--soft);
  font-size: clamp(16px, 2.2vw, 20px);
  font-weight: 300;
  line-height: 1.55;
}

.sp-video {
  margin: 0 0 36px;
}

.sp-video-title {
  margin: 0 0 16px;
  color: var(--color-text-primary, #111);
  font-size: clamp(22px, 3.2vw, 30px);
  font-weight: 300;
  letter-spacing: -.3px;
}

.sp-video .notre-histoire-player {
  margin-bottom: 0;
}

.sp-panel {
  padding: clamp(28px, 4vw, 48px);
  border: 1px solid var(--color-border, rgba(0, 0, 0, 0.08));
  border-radius: 12px;
  background: var(--color-surface, #fff);
  box-shadow: var(--shadow-sm, 0 4px 16px rgba(0, 0, 0, 0.05));
}

.sp-text {
  display: grid;
  gap: 16px;
  color: var(--color-text-secondary, #6b6b6b);
  font-size: 15px;
  font-weight: 300;
  line-height: 1.78;
}

.sp-text p { margin: 0; }

.sp-actions {
  margin-top: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.sp-logo-onparticipe {
  display: block;
  width: clamp(132px, 30vw, 190px);
  height: auto;
  filter: none;
}

.sp-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 224px;
  min-height: 48px;
  padding: 10px 18px;
  border: 1px solid var(--color-text-primary, #111);
  border-radius: 8px;
  background: var(--color-text-primary, #111);
  color: var(--color-text-inverse, #fff);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .04em;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease;
}

.sp-btn:hover {
  transform: translateY(-1px);
  background: var(--color-accent, #b11226);
  border-color: var(--color-accent, #b11226);
  box-shadow: var(--shadow-sm, 0 4px 16px rgba(0, 0, 0, 0.05));
}

.sp-note {
  margin: 22px 0 0;
  color: var(--color-text-muted, #888);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 10.5px;
  letter-spacing: .12em;
  text-align: center;
  text-transform: uppercase;
}

.sp-back {
  display: inline-flex;
  margin-top: 28px;
  color: var(--color-text-secondary, #6b6b6b);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.sp-back:hover { color: var(--color-accent, #b11226); }

@media (max-width: 640px) {
  .sp-links { gap: 12px; font-size: 10px; }
  .sp-shell { padding-top: 36px; }
  .sp-actions { flex-direction: column; }
  .sp-btn { width: 100%; min-width: 0; }
}