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

html {
  font-size: var(--font-size-base);
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-base);
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  width: 100%;
}

img, svg, video {
  max-width: 100%;
  display: block;
}

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

ul, ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0 0 var(--space-3);
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(1.8rem, 1.5rem + 1.5vw, 2.75rem); }
h2 { font-size: clamp(1.5rem, 1.3rem + 1vw, 2.1rem); }
h3 { font-size: 1.35rem; }
h4 { font-size: 1.1rem; }

p { margin: 0 0 var(--space-3); color: var(--text-muted); }

button, input, select, textarea {
  font-family: inherit;
  font-size: 1rem;
  color: inherit;
}

button {
  cursor: pointer;
}

hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: var(--space-6) 0;
}

::selection {
  background: var(--primary);
  color: #fff;
}

/* Scrollbar sombre, coherente avec le theme */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg-alt); }
::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: var(--radius-full); }
::-webkit-scrollbar-thumb:hover { background: var(--primary); }

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-5);
}

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }

/* ==================== Animations d'apparition au scroll ====================
   Portees par "html.reveal-ready", classe ajoutee UNIQUEMENT par animations.js
   une fois l'observateur reellement pret (pas juste "le JS existe"). Si le
   script ne se charge pas, plante, ou que l'observateur echoue pour une
   raison quelconque, cette classe n'apparait jamais et le contenu reste
   visible par defaut - aucun risque de section vide. */
html.reveal-ready [data-reveal] {
  opacity: 0;
  transform: translateY(40px);
  filter: blur(10px);
  transition: opacity 1.1s var(--ease-snap), transform 1.1s var(--ease-snap), filter 1.1s var(--ease-snap);
  will-change: opacity, transform, filter;
}
html.reveal-ready [data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
  filter: blur(0);
}
html.reveal-ready [data-reveal="scale"] { transform: translateY(0) scale(0.9); }
html.reveal-ready [data-reveal="scale"].is-visible { transform: translateY(0) scale(1); }
html.reveal-ready [data-reveal="left"] { transform: translateX(-40px); }
html.reveal-ready [data-reveal="left"].is-visible { transform: translateX(0); }
html.reveal-ready [data-reveal="right"] { transform: translateX(40px); }
html.reveal-ready [data-reveal="right"].is-visible { transform: translateX(0); }

/* Decalage en cascade pour les grilles (poses via JS sur les enfants directs) */
html.reveal-ready [data-reveal-group] > * {
  opacity: 0;
  transform: translateY(30px) scale(0.97);
  filter: blur(6px);
  transition: opacity 0.7s var(--ease-snap), transform 0.7s var(--ease-snap), filter 0.7s var(--ease-snap);
  will-change: opacity, transform, filter;
}
html.reveal-ready [data-reveal-group].is-visible > * {
  opacity: 1;
  transform: translateY(0) scale(1);
  filter: blur(0);
}
html.reveal-ready [data-reveal-group] > *:nth-child(1) { transition-delay: 0.03s; }
html.reveal-ready [data-reveal-group] > *:nth-child(2) { transition-delay: 0.08s; }
html.reveal-ready [data-reveal-group] > *:nth-child(3) { transition-delay: 0.13s; }
html.reveal-ready [data-reveal-group] > *:nth-child(4) { transition-delay: 0.18s; }
html.reveal-ready [data-reveal-group] > *:nth-child(5) { transition-delay: 0.23s; }
html.reveal-ready [data-reveal-group] > *:nth-child(6) { transition-delay: 0.28s; }
html.reveal-ready [data-reveal-group] > *:nth-child(7) { transition-delay: 0.33s; }
html.reveal-ready [data-reveal-group] > *:nth-child(8) { transition-delay: 0.38s; }
html.reveal-ready [data-reveal-group] > *:nth-child(n+9) { transition-delay: 0.42s; }

@media (max-width: 768px) {
  .container { padding: 0 var(--space-5); }
}
@media (max-width: 420px) {
  .container { padding: 0 var(--space-4); }
}

/* Cibles tactiles confortables sur mobile (accessibilite + "pro") */
@media (max-width: 640px) {
  .btn, .nav-icon-btn, .qty-stepper button, .pagination a, .pagination span, .action-icons a, .action-icons button {
    min-height: 40px;
  }
  .pca-btn, .quickview-close, .gallery-zoom-btn {
    min-width: 40px;
    min-height: 40px;
  }
  .nav-dropdown-toggle {
    width: 32px;
    height: 32px;
  }
  .account-dropdown-item {
    padding: var(--space-3);
  }
}

/* ==================== Accessibilite ==================== */
.skip-link {
  position: absolute;
  left: var(--space-3);
  top: -60px;
  z-index: 2000;
  background: var(--primary-gradient);
  color: #fff;
  padding: 0.7rem 1.2rem;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 0.9rem;
  transition: top var(--dur-fast) ease;
}
.skip-link:focus { top: var(--space-3); }

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--primary-2);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

@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;
  }
}