/* ==========================================================================
   YÉNALIA STORE — Système de design
   Remplace Tailwind CSS (CDN). Palette inspirée des teintes capillaires et
   des coffrets beauté haut de gamme : noir café, bordeaux, or satiné.
   Signature : le cadre "miroir cintré" qui habille les photos clés.
   ========================================================================== */

:root {
  /* --- Couleurs --- */
  --noir-cafe: #1F1410;
  --noir-cafe-soft: #2C1C15;
  --ivoire: #FBF3E7;
  --ivoire-deep: #F1E3CE;
  --bordeaux: #7A1F33;
  --bordeaux-dark: #57172A;
  --bordeaux-soft: #F3E1E3;
  --or: #C9A368;
  --or-pale: #E6D5B0;
  --brun-chaud: #4A332B;
  --blanc: #FFFFFF;
  --erreur: #B3261E;

  /* --- Typographie --- */
  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Outfit', -apple-system, sans-serif;

  /* --- Rythme --- */
  --gouttiere-mobile: 20px;
  --gouttiere-desktop: 64px;
  --conteneur-max: 1280px;
  --section-gap: 96px;

  /* --- Rayons & ombres --- */
  --radius-sm: 10px;
  --radius-md: 20px;
  --radius-lg: 32px;
  --ombre-douce: 0 10px 30px rgba(31, 20, 16, 0.10);
  --ombre-profonde: 0 24px 60px rgba(31, 20, 16, 0.28);

  --transition: 280ms cubic-bezier(0.22, 1, 0.36, 1);
}

/* ============================== RESET ============================== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--brun-chaud);
  background: var(--ivoire);
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, p { margin: 0; }
input, textarea, select { font-family: inherit; font-size: 1rem; }
:focus-visible { outline: 2px solid var(--bordeaux); outline-offset: 3px; }
.hidden { display: none !important; }

/* ============================== TYPO ============================== */
.eyebrow {
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--bordeaux);
}
.eyebrow--clair { color: var(--or); }

h1, .h1 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -0.01em;
  color: var(--noir-cafe);
}
h2, .h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.7rem, 3.4vw, 2.5rem);
  line-height: 1.15;
  color: var(--noir-cafe);
}
h3, .h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.3rem;
  line-height: 1.3;
  color: var(--noir-cafe);
}
.accent-italic { font-style: italic; color: var(--bordeaux); }
.lede {
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--brun-chaud);
  max-width: 38ch;
}
.texte-doux { color: #7A6A60; }
.prix { font-family: var(--font-display); font-weight: 600; color: var(--bordeaux); font-size: 1.2rem; }

/* ============================== LAYOUT ============================== */
.conteneur {
  width: 100%;
  max-width: var(--conteneur-max);
  margin: 0 auto;
  padding: 0 var(--gouttiere-mobile);
}
@media (min-width: 768px) {
  .conteneur { padding: 0 var(--gouttiere-desktop); }
}
.section { padding: var(--section-gap) 0; }
.section--sombre { background: var(--noir-cafe); color: var(--ivoire); }
.section--creme { background: var(--ivoire-deep); }
.grille {
  display: grid;
  gap: 32px;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .grille--2 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) {
  .grille--3 { grid-template-columns: repeat(3, 1fr); }
  .grille--4 { grid-template-columns: repeat(4, 1fr); }
}
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: 12px; }
.gap-md { gap: 24px; }
.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }

/* ============================== BOUTONS ============================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 15px 32px;
  border-radius: 999px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.92rem;
  letter-spacing: 0.02em;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  white-space: nowrap;
}
.btn:active { transform: scale(0.97); }
.btn--bordeaux { background: var(--bordeaux); color: var(--ivoire); }
.btn--bordeaux:hover { background: var(--bordeaux-dark); box-shadow: var(--ombre-douce); }
.btn--or {
  background: transparent;
  color: var(--ivoire);
  border: 1.5px solid var(--or);
}
.btn--or:hover { background: rgba(201, 163, 104, 0.15); }
.btn--contour {
  background: transparent;
  color: var(--bordeaux);
  border: 1.5px solid var(--bordeaux);
}
.btn--contour:hover { background: var(--bordeaux-soft); }
.btn--bloc { width: 100%; }
.btn[disabled] { opacity: 0.5; cursor: not-allowed; }

/* ============================== NAVIGATION ============================== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  background: rgba(31, 20, 16, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(201, 163, 104, 0.25);
}
.nav__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px var(--gouttiere-mobile);
  max-width: var(--conteneur-max);
  margin: 0 auto;
}
@media (min-width: 768px) { .nav__bar { padding: 18px var(--gouttiere-desktop); } }
.nav__logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--ivoire);
  letter-spacing: 0.01em;
}
.nav__logo em { color: var(--or); font-style: italic; }
.nav__links { display: none; align-items: center; gap: 36px; }
@media (min-width: 768px) { .nav__links { display: flex; } }
.nav__links a {
  color: var(--or-pale);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color var(--transition);
  position: relative;
}
.nav__links a:hover, .nav__links a.actif { color: var(--or); }
.nav__links a.actif::after {
  content: '';
  position: absolute; left: 0; bottom: -6px;
  width: 100%; height: 1.5px;
  background: var(--or);
}
.nav__actions { display: flex; align-items: center; gap: 18px; color: var(--ivoire); }
.nav__icon-btn { color: var(--ivoire); display: inline-flex; transition: opacity var(--transition); }
.nav__icon-btn:hover { opacity: 0.7; }
.nav__cart { position: relative; }
.nav__cart-badge {
  position: absolute; top: -8px; right: -10px;
  background: var(--or); color: var(--noir-cafe);
  font-size: 10px; font-weight: 700;
  width: 18px; height: 18px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.nav__burger { display: inline-flex; color: var(--ivoire); }
@media (min-width: 768px) { .nav__burger { display: none; } }
.nav__mobile-menu {
  position: absolute; top: 100%; left: 0; right: 0;
  background: var(--noir-cafe);
  border-bottom: 1px solid rgba(201, 163, 104, 0.25);
}
.nav__mobile-menu a {
  display: block;
  padding: 16px var(--gouttiere-mobile);
  color: var(--or-pale);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  font-size: 1rem;
}
.nav__mobile-menu a.actif { color: var(--or); font-weight: 600; }
main { padding-top: 78px; }

/* ============================== HERO & CADRE MIROIR ============================== */
.hero {
  background: var(--noir-cafe);
  color: var(--ivoire);
  overflow: hidden;
  position: relative;
}
.hero__grille {
  display: grid;
  gap: 56px;
  align-items: center;
  padding: 64px 0 88px;
}
@media (min-width: 900px) {
  .hero__grille { grid-template-columns: 1.05fr 0.95fr; padding: 56px 0 110px; }
}
.hero__texte p { color: var(--or-pale); }
.hero__cta { margin-top: 32px; display: flex; gap: 16px; flex-wrap: wrap; }
.hero__stats { display: flex; gap: 32px; margin-top: 48px; flex-wrap: wrap; }
.hero__stat { display: flex; align-items: center; gap: 8px; color: var(--or-pale); font-size: 0.85rem; font-weight: 600; letter-spacing: 0.03em; }
.hero__stat .material-symbols-outlined { color: var(--or); font-size: 20px; }

.cadre-miroir {
  position: relative;
  margin: 0 auto;
  max-width: 420px;
  aspect-ratio: 3 / 4;
  border-radius: 50% 50% 14px 14px / 32% 32% 14px 14px;
  border: 3px solid var(--or);
  padding: 10px;
  box-shadow: var(--ombre-profonde);
  background: var(--noir-cafe-soft);
}
.cadre-miroir__inner {
  width: 100%; height: 100%;
  border-radius: 50% 50% 8px 8px / 32% 32% 8px 8px;
  overflow: hidden;
  position: relative;
}
.cadre-miroir__inner img { width: 100%; height: 100%; object-fit: cover; }
.cadre-miroir__sheen {
  position: absolute; inset: 0;
  background: linear-gradient(125deg, rgba(255,255,255,0.22) 0%, transparent 45%);
  pointer-events: none;
}
.cadre-miroir--petit { max-width: 260px; }

/* ============================== CARTES PRODUIT ============================== */
.carte-produit {
  background: var(--blanc);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
  display: block;
}
.carte-produit:hover { transform: translateY(-6px); box-shadow: var(--ombre-douce); }
.carte-produit__img { aspect-ratio: 1; overflow: hidden; background: var(--ivoire-deep); }
.carte-produit__img img { width: 100%; height: 100%; object-fit: cover; transition: transform 500ms ease; }
.carte-produit:hover .carte-produit__img img { transform: scale(1.08); }
.carte-produit__corps { padding: 20px; }
.carte-produit__nom { font-size: 1.05rem; margin-bottom: 6px; }
.carte-produit__pied { display: flex; justify-content: space-between; align-items: center; margin-top: 14px; }
.tag-or {
  display: inline-block;
  background: var(--bordeaux-soft);
  color: var(--bordeaux);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 4px 10px;
  border-radius: 999px;
  text-transform: uppercase;
}

/* ============================== CARTES GÉNÉRIQUES ============================== */
.carte {
  background: var(--blanc);
  border: 1px solid var(--ivoire-deep);
  border-radius: var(--radius-md);
  padding: 32px;
}
.carte--sombre { background: var(--noir-cafe-soft); color: var(--ivoire); border: none; }
.icone-cercle {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--bordeaux-soft);
  color: var(--bordeaux);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
}
.carte--sombre .icone-cercle { background: rgba(201,163,104,0.15); color: var(--or); }

/* ============================== FORMULAIRES ============================== */
.champ { margin-bottom: 20px; }
.champ label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--noir-cafe);
  margin-bottom: 8px;
}
.champ input, .champ textarea, .champ select {
  width: 100%;
  padding: 13px 16px;
  border: 1.5px solid var(--ivoire-deep);
  border-radius: var(--radius-sm);
  background: var(--blanc);
  color: var(--brun-chaud);
  transition: border-color var(--transition);
}
.champ input:focus, .champ textarea:focus, .champ select:focus {
  border-color: var(--bordeaux);
  outline: none;
}
.champ--erreur input { border-color: var(--erreur); }
.message-erreur { color: var(--erreur); font-size: 0.8rem; margin-top: 6px; }

/* ============================== FOOTER ============================== */
.pied {
  background: var(--noir-cafe);
  color: var(--or-pale);
  padding: var(--section-gap) 0 32px;
}
.pied__grille { display: grid; gap: 40px; margin-bottom: 56px; }
@media (min-width: 768px) { .pied__grille { grid-template-columns: 2fr 1fr 1fr 1fr; } }
.pied__marque { font-family: var(--font-display); font-size: 1.5rem; color: var(--ivoire); margin-bottom: 14px; }
.pied h4 { color: var(--ivoire); font-size: 0.85rem; letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 18px; font-weight: 600; }
.pied ul li { margin-bottom: 10px; }
.pied a { color: var(--or-pale); transition: color var(--transition); font-size: 0.92rem; }
.pied a:hover { color: var(--or); }
.pied__bas {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 28px;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  font-size: 0.82rem; color: #9C8C80;
}

/* ============================== UTILITAIRES ANIMATION ============================== */
[data-reveal] { opacity: 0; }
[data-stagger-group] > * { opacity: 0; }
@media (prefers-reduced-motion: reduce) {
  [data-reveal], [data-stagger-group] > * { opacity: 1 !important; }
}

/* ============================== DIVERS ============================== */
.diviseur-or {
  width: 64px; height: 2px;
  background: var(--or);
  margin: 0 auto 24px;
}
.badge-discret { color: var(--or); }
@media (max-width: 767px) {
  .desktop-seul { display: none !important; }
}
.line-clamp-2 { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.line-clamp-3 { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }

/* ============================== ACCORDÉON FAQ ============================== */
.accordeon {
  background: var(--blanc);
  border: 1px solid var(--ivoire-deep);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 14px;
}
.accordeon summary {
  padding: 20px 24px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  list-style: none;
}
.accordeon summary::-webkit-details-marker { display: none; }
.accordeon summary h3 { font-size: 1.05rem; }
.accordeon summary .material-symbols-outlined { color: var(--bordeaux); transition: transform var(--transition); flex-shrink: 0; }
.accordeon[open] summary .material-symbols-outlined { transform: rotate(180deg); }
.accordeon__corps { padding: 0 24px 22px; color: var(--brun-chaud); border-top: 1px solid var(--ivoire-deep); padding-top: 16px; }

/* ============================== ALERTES ============================== */
.alerte-succes {
  background: var(--bordeaux-soft);
  border: 1px solid var(--bordeaux);
  color: var(--bordeaux-dark);
  padding: 16px 20px;
  border-radius: var(--radius-sm);
  margin-bottom: 24px;
  font-size: 0.92rem;
}

/* ============================== NOTIFICATION TOAST ============================== */
@keyframes glisser-entree {
  from { opacity: 0; transform: translateY(-12px); }
  to { opacity: 1; transform: translateY(0); }
}
.toast {
  position: fixed;
  top: 96px;
  right: 20px;
  z-index: 200;
  padding: 15px 24px;
  border-radius: var(--radius-sm);
  color: var(--ivoire);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.92rem;
  box-shadow: var(--ombre-profonde);
  animation: glisser-entree 280ms cubic-bezier(0.22, 1, 0.36, 1);
  max-width: calc(100vw - 40px);
}
.toast--success { background: var(--bordeaux); }
.toast--error { background: var(--erreur); }
.toast--info { background: var(--noir-cafe); }
.bordure-erreur { border-color: var(--erreur) !important; }