*, *::before, *::after {
  box-sizing: border-box;
  border-width: 0;
  border-style: solid;
  border-color: #1e293b;
}

html {
  line-height: 1.5;
  -webkit-text-size-adjust: 100%;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

body {
  margin: 0;
  line-height: inherit;
}

h1, h2, h3, p {
  margin: 0;
}

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

button, input {
  font-family: inherit;
  font-size: 100%;
  color: inherit;
  margin: 0;
  padding: 0;
}

button {
  background-color: transparent;
  background-image: none;
}

svg, video {
  display: block;
}

/* Couleurs de fond */
.bg-slate-950 { background-color: #020617; }
.bg-slate-950\/50 { background-color: rgba(2, 6, 23, 0.5); }
.bg-slate-950\/60 { background-color: rgba(2, 6, 23, 0.6); }
.bg-slate-900 { background-color: #0f172a; }
.bg-slate-900\/80 { background-color: rgba(15, 23, 42, 0.8); }
.bg-slate-900\/70 { background-color: rgba(15, 23, 42, 0.7); }
.bg-slate-900\/60 { background-color: rgba(15, 23, 42, 0.6); }
.bg-slate-900\/40 { background-color: rgba(15, 23, 42, 0.4); }
.bg-slate-800 { background-color: #1e293b; }
.hover\:bg-slate-700:hover { background-color: #334155; }
.disabled\:bg-slate-800:disabled { background-color: #1e293b; }
.bg-slate-500 { background-color: #64748b; }
.bg-slate-400 { background-color: #94a3b8; }
.bg-cyan-500 { background-color: #06b6d4; }
.bg-cyan-500\/20 { background-color: rgba(6, 182, 212, 0.2); }
.hover\:bg-cyan-500\/30:hover { background-color: rgba(6, 182, 212, 0.3); }
.bg-cyan-400 { background-color: #22d3ee; }
.bg-cyan-400\/25 { background-color: rgba(34, 211, 238, 0.25); }
.hover\:bg-cyan-300:hover { background-color: #67e8f9; }
.bg-cyan-950\/20 { background-color: rgba(8, 51, 68, 0.2); }
.peer:checked ~ .peer-checked\:bg-cyan-950\/30 { background-color: rgba(8, 51, 68, 0.3); }
.bg-emerald-950\/30 { background-color: rgba(2, 44, 34, 0.3); }
.bg-emerald-500 { background-color: #10b981; }
.hover\:bg-emerald-400:hover { background-color: #34d399; }
.bg-black { background-color: #000000; }
.bg-white { background-color: #ffffff; }

/* Couleurs de texte */
.text-slate-100 { color: #f1f5f9; }
.text-slate-950 { color: #020617; }
.text-slate-500 { color: #64748b; }
.text-slate-400 { color: #94a3b8; }
.text-slate-300 { color: #cbd5e1; }
.text-slate-200 { color: #e2e8f0; }
.text-white { color: #ffffff; }
.hover\:text-white:hover { color: #ffffff; }
.disabled\:text-slate-500:disabled { color: #64748b; }
.text-cyan-400 { color: #22d3ee; }
.text-cyan-300 { color: #67e8f9; }
.text-amber-300 { color: #fcd34d; }
.text-emerald-300 { color: #6ee7b7; }

/* Bordures et ombres */
.border { border-width: 1px; }
.border-2 { border-width: 2px; }
.border-b { border-bottom-width: 1px; }
.border-t { border-top-width: 1px; }
.border-y-2 { border-top-width: 2px; border-bottom-width: 2px; }
.border-dashed { border-style: dashed; }
.border-slate-800 { border-color: #1e293b; }
.border-slate-800\/80 { border-color: rgba(30, 41, 59, 0.8); }
.border-slate-700 { border-color: #334155; }
.border-cyan-400 { border-color: #22d3ee; }
.hover\:border-cyan-400:hover { border-color: #22d3ee; }
.peer:checked ~ .peer-checked\:border-cyan-400 { border-color: #22d3ee; }
.border-emerald-700\/50 { border-color: rgba(4, 120, 87, 0.5); }
.rounded { border-radius: 0.25rem; }
.rounded-md { border-radius: 0.375rem; }
.rounded-lg { border-radius: 0.5rem; }
.rounded-xl { border-radius: 0.75rem; }
.rounded-2xl { border-radius: 1rem; }
.rounded-full { border-radius: 9999px; }
.shadow-xl { box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.25), 0 8px 10px -6px rgba(0, 0, 0, 0.25); }
.shadow-lg { box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.25), 0 4px 6px -4px rgba(0, 0, 0, 0.25); }
.shadow-\[0_0_6px_rgba\(255\,255\,255\,0\.9\)\] { box-shadow: 0 0 6px rgba(255, 255, 255, 0.9); }

/* Mise en page et dimensions */
.min-h-screen { min-height: 100vh; }
.min-h-\[90px\] { min-height: 90px; }
.min-h-\[120px\] { min-height: 120px; }
.h-2 { height: 0.5rem; }
.h-3 { height: 0.75rem; }
.h-4 { height: 1rem; }
.h-10 { height: 2.5rem; }
.h-11 { height: 2.75rem; }
.h-12 { height: 3rem; }
.max-h-80 { max-height: 20rem; }
.max-h-96 { max-height: 24rem; }
.w-px { width: 1px; }
.w-0\.5 { width: 0.125rem; }
.w-5 { width: 1.25rem; }
.w-10 { width: 2.5rem; }
.w-full { width: 100%; }
.max-w-2xl { max-width: 42rem; }
.max-w-4xl { max-width: 56rem; }
.max-w-5xl { max-width: 64rem; }
.mx-auto { margin-left: auto; margin-right: auto; }
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.grid { display: grid; }
.hidden { display: none; }
.flex-col { flex-direction: column; }
.flex-1 { flex: 1 1 0%; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.gap-1\.5 { gap: 0.375rem; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-5 { gap: 1.25rem; }

/* Espacements */
.p-3\.5 { padding: 0.875rem; }
.p-4 { padding: 1rem; }
.p-5 { padding: 1.25rem; }
.p-6 { padding: 1.5rem; }
.p-8 { padding: 2rem; }
.px-2 { padding-left: 0.5rem; padding-right: 0.5rem; }
.px-2\.5 { padding-left: 0.625rem; padding-right: 0.625rem; }
.px-3 { padding-left: 0.75rem; padding-right: 0.75rem; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.px-5 { padding-left: 1.25rem; padding-right: 1.25rem; }
.px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
.py-1 { padding-top: 0.25rem; padding-bottom: 0.25rem; }
.py-1\.5 { padding-top: 0.375rem; padding-bottom: 0.375rem; }
.py-2 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-2\.5 { padding-top: 0.625rem; padding-bottom: 0.625rem; }
.py-3\.5 { padding-top: 0.875rem; padding-bottom: 0.875rem; }
.py-4 { padding-top: 1rem; padding-bottom: 1rem; }
.py-6 { padding-top: 1.5rem; padding-bottom: 1.5rem; }
.py-8 { padding-top: 2rem; padding-bottom: 2rem; }
.pt-1 { padding-top: 0.25rem; }
.pt-6 { padding-top: 1.5rem; }
.my-8 { margin-top: 2rem; margin-bottom: 2rem; }
.mt-0\.5 { margin-top: 0.125rem; }
.mt-1 { margin-top: 0.25rem; }
.mt-5 { margin-top: 1.25rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-10 { margin-top: 2.5rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.space-y-2 > :not([hidden]) ~ :not([hidden]) { margin-top: 0.5rem; }
.space-y-3 > :not([hidden]) ~ :not([hidden]) { margin-top: 0.75rem; }
.space-y-4 > :not([hidden]) ~ :not([hidden]) { margin-top: 1rem; }

/* Positionnement et interactions */
.sticky { position: sticky; }
.relative { position: relative; }
.absolute { position: absolute; }
.top-0 { top: 0px; }
.bottom-0 { bottom: 0px; }
.inset-0 { inset: 0px; }
.top-1\/2 { top: 50%; }
.-translate-x-1\/2.-translate-y-1\/2 { transform: translate(-50%, -50%); }
.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.overflow-hidden { overflow: hidden; }
.overflow-visible { overflow: visible; }
.backdrop-blur { backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
.opacity-25 { opacity: 0.25; }
.pointer-events-none { pointer-events: none; }
.select-none { user-select: none; -webkit-user-select: none; }
.cursor-pointer { cursor: pointer; }
.cursor-ew-resize { cursor: ew-resize; }
.disabled\:cursor-not-allowed:disabled { cursor: not-allowed; }
.transition { transition: all 150ms cubic-bezier(0.4, 0, 0.2, 1); }
.transition-all { transition: all 150ms cubic-bezier(0.4, 0, 0.2, 1); }
.duration-150 { transition-duration: 150ms; }
.accent-cyan-400 { accent-color: #22d3ee; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Typographie */
.font-sans { font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; }
.font-mono { font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; }
.text-\[10px\] { font-size: 10px; }
.text-xs { font-size: 0.75rem; line-height: 1rem; }
.text-sm { font-size: 0.875rem; line-height: 1.25rem; }
.text-lg { font-size: 1.125rem; line-height: 1.75rem; }
.text-3xl { font-size: 1.875rem; line-height: 2.25rem; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.font-extrabold { font-weight: 800; }
.font-black { font-weight: 900; }
.leading-none { line-height: 1; }
.leading-relaxed { line-height: 1.625; }
.tracking-tight { letter-spacing: -0.025em; }
.text-center { text-align: center; }
.whitespace-nowrap { white-space: nowrap; }

/* Responsive (Tablette & PC) */
@media (min-width: 640px) {
  .sm\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sm\:flex-row { flex-direction: row; }
  .sm\:items-center { align-items: center; }
  .sm\:text-base { font-size: 1rem; line-height: 1.5rem; }
  .sm\:text-4xl { font-size: 2.25rem; line-height: 2.5rem; }
}

@media (min-width: 768px) {
  .md\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}