/* ============================================================================
   TRHTG — Maison de conseil en gestion · Paris IXe
   Direction artistique : « Quartier de l'Opéra »
   Palette  : aubergine profond · laiton champagne · ivoire
   Typo     : Marcellus (titres) · Epilogue (texte)
   ========================================================================== */

/* ----------------------------- Variables ---------------------------------- */
:root {
    --encre:          #1C0F1E;
    --aubergine:      #2A1630;
    --aubergine-2:    #3A2142;
    --aubergine-3:    #4A2C52;
    --laiton:         #C6A15B;
    --laiton-clair:   #DFC08A;
    --laiton-sombre:  #A5813F;
    --ivoire:         #F7F2E8;
    --ivoire-2:       #EFE8D9;
    --blanc:          #FFFDF8;
    --texte:          #2B1D2E;
    --texte-doux:     #6E5D70;
    --hairline:       rgba(198, 161, 91, 0.35);
    --hairline-clair: rgba(198, 161, 91, 0.55);

    --f-titre: 'Marcellus', 'Georgia', serif;
    --f-texte: 'Epilogue', 'Segoe UI', sans-serif;

    --transition: cubic-bezier(0.22, 1, 0.36, 1);
    --ombre-douce: 0 18px 50px -18px rgba(28, 15, 30, 0.35);
    --ombre-forte: 0 30px 80px -20px rgba(28, 15, 30, 0.55);

    --largeur: 1240px;
    --arche: 999px 999px 0 0;
}

/* ------------------------------- Base -------------------------------------- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    font-family: var(--f-texte);
    font-size: 16.5px;
    line-height: 1.7;
    color: var(--texte);
    background: var(--ivoire);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

body.no-scroll { overflow: hidden; }

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

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

h1, h2, h3, h4 { font-family: var(--f-titre); font-weight: 400; line-height: 1.15; }

.conteneur { max-width: var(--largeur); margin: 0 auto; padding: 0 28px; }

::selection { background: var(--laiton); color: var(--encre); }

/* ------------------------ Curseur personnalisé ----------------------------- */
.cursor-dot, .cursor-ring {
    position: fixed; top: 0; left: 0; pointer-events: none; z-index: 9999;
    border-radius: 50%; transform: translate(-50%, -50%);
}
.cursor-dot {
    width: 7px; height: 7px; background: var(--laiton);
    transition: opacity .3s;
}
.cursor-ring {
    width: 38px; height: 38px; border: 1px solid var(--hairline-clair);
    transition: width .35s var(--transition), height .35s var(--transition),
                border-color .35s, background .35s, opacity .3s;
}
.cursor-ring.actif {
    width: 64px; height: 64px;
    border-color: var(--laiton);
    background: rgba(198, 161, 91, 0.08);
}
@media (hover: none), (max-width: 900px) {
    .cursor-dot, .cursor-ring { display: none; }
}

/* --------------------------- Préloader ------------------------------------- */
.preloader {
    position: fixed; inset: 0; z-index: 10000;
    background: var(--encre);
    display: flex; align-items: center; justify-content: center;
    transition: transform 1s var(--transition);
}
.preloader.leve { transform: translateY(-101%); }
.preloader-inner { text-align: center; color: var(--ivoire); }
.preloader-monogram {
    font-family: var(--f-titre); font-size: 64px; letter-spacing: .08em;
    display: block; opacity: 0; animation: apparition .9s .1s forwards;
}
.preloader-line {
    display: block; width: 180px; height: 1px; margin: 22px auto;
    background: rgba(247, 242, 232, 0.15); overflow: hidden;
}
.preloader-line-fill {
    display: block; height: 100%; width: 100%;
    background: var(--laiton);
    transform: translateX(-100%); animation: chargement 1.4s .3s var(--transition) forwards;
}
.preloader-word {
    font-size: 12.5px; letter-spacing: .35em; text-transform: uppercase;
    color: rgba(247, 242, 232, 0.55);
    opacity: 0; animation: apparition .9s .6s forwards;
}
@keyframes chargement { to { transform: translateX(0); } }
@keyframes apparition { to { opacity: 1; } }

/* --------------------- Barre de progression scroll -------------------------- */
.scroll-progress {
    position: fixed; top: 0; left: 0; height: 2.5px; width: 0;
    background: linear-gradient(90deg, var(--laiton-sombre), var(--laiton-clair));
    z-index: 6000;
}

/* ------------------------------ Toasts ------------------------------------- */
.toast-zone {
    position: fixed; bottom: 28px; right: 28px; z-index: 8000;
    display: flex; flex-direction: column; gap: 12px;
}
.toast {
    background: var(--encre); color: var(--ivoire);
    border: 1px solid var(--hairline);
    padding: 15px 22px; border-radius: 4px;
    font-size: 14.5px; display: flex; align-items: center; gap: 12px;
    box-shadow: var(--ombre-forte);
    transform: translateX(120%); opacity: 0;
    transition: transform .6s var(--transition), opacity .6s;
    max-width: 340px;
}
.toast.visible { transform: translateX(0); opacity: 1; }
.toast .gold { flex-shrink: 0; }

/* ------------------------------ Boutons ------------------------------------ */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 10px;
    font-family: var(--f-texte); font-weight: 600; font-size: 14px;
    letter-spacing: .12em; text-transform: uppercase;
    padding: 16px 34px; border: 1px solid transparent; border-radius: 2px;
    cursor: pointer; position: relative; overflow: hidden;
    transition: color .45s var(--transition), border-color .45s, background .45s, transform .3s;
    isolation: isolate;
}
.btn::before {
    content: ''; position: absolute; inset: 0; z-index: -1;
    transform: scaleX(0); transform-origin: right;
    transition: transform .55s var(--transition);
}
.btn:hover::before { transform: scaleX(1); transform-origin: left; }

.btn-or { background: var(--laiton); color: var(--encre); }
.btn-or::before { background: var(--ivoire); }
.btn-or:hover { color: var(--encre); }

.btn-ligne { border-color: var(--hairline-clair); color: var(--ivoire); background: transparent; }
.btn-ligne::before { background: var(--laiton); }
.btn-ligne:hover { color: var(--encre); border-color: var(--laiton); }

.btn-sombre { background: var(--encre); color: var(--ivoire); }
.btn-sombre::before { background: var(--laiton); }
.btn-sombre:hover { color: var(--encre); }

.btn-header { padding: 12px 24px; font-size: 12.5px; }

/* ------------------------------ En-tête ------------------------------------ */
.site-header {
    position: fixed; top: 0; left: 0; right: 0; z-index: 5000;
    transition: transform .55s var(--transition), background .45s, box-shadow .45s, padding .45s;
    background: transparent;
}
.site-header.fond {
    background: rgba(28, 15, 30, 0.92);
    backdrop-filter: blur(14px);
    box-shadow: 0 1px 0 var(--hairline);
}
.site-header.cache { transform: translateY(-110%); }

.header-inner {
    max-width: var(--largeur); margin: 0 auto; padding: 18px 28px;
    display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.site-header.fond .header-inner { padding-top: 12px; padding-bottom: 12px; }

.logo { display: flex; align-items: center; gap: 14px; }
.logo-mark {
    font-family: var(--f-titre); font-size: 26px; color: var(--ivoire);
    border: 1px solid var(--hairline-clair); border-radius: 50%;
    width: 52px; height: 52px; display: inline-flex; align-items: center; justify-content: center;
    letter-spacing: .02em; flex-shrink: 0;
    transition: border-color .4s, transform .4s var(--transition);
}
.logo:hover .logo-mark { border-color: var(--laiton); transform: rotate(-6deg); }
.logo-mark.grand { width: 64px; height: 64px; font-size: 30px; }
.gold { color: var(--laiton); }
.logo-text { display: flex; flex-direction: column; line-height: 1.2; }
.logo-name { font-family: var(--f-titre); font-size: 20px; letter-spacing: .22em; color: var(--ivoire); }
.logo-base { font-size: 10.5px; letter-spacing: .18em; text-transform: uppercase; color: rgba(247,242,232,.55); }

.main-nav { display: flex; gap: 34px; }
.nav-link {
    font-size: 13.5px; letter-spacing: .1em; text-transform: uppercase;
    color: rgba(247, 242, 232, 0.75); position: relative; padding: 6px 0;
    transition: color .35s;
}
.nav-link::after {
    content: ''; position: absolute; left: 0; bottom: 0; height: 1px; width: 100%;
    background: var(--laiton); transform: scaleX(0); transform-origin: right;
    transition: transform .45s var(--transition);
}
.nav-link:hover, .nav-link.actif { color: var(--ivoire); }
.nav-link:hover::after, .nav-link.actif::after { transform: scaleX(1); transform-origin: left; }

.header-actions { display: flex; align-items: center; gap: 20px; }
.cart-link {
    position: relative; color: var(--ivoire); display: inline-flex; padding: 6px;
    transition: color .3s;
}
.cart-link:hover { color: var(--laiton); }
.cart-count {
    position: absolute; top: -4px; right: -7px;
    background: var(--laiton); color: var(--encre);
    font-size: 10.5px; font-weight: 700; min-width: 18px; height: 18px;
    border-radius: 999px; display: inline-flex; align-items: center; justify-content: center;
    padding: 0 4px; transition: transform .3s var(--transition);
}
.cart-count.pulse { animation: pulse-count .5s var(--transition); }
@keyframes pulse-count { 40% { transform: scale(1.55); } }

.burger {
    display: none; flex-direction: column; gap: 5px; background: none; border: none;
    cursor: pointer; padding: 8px; z-index: 7001;
}
.burger span {
    width: 26px; height: 1.5px; background: var(--ivoire);
    transition: transform .45s var(--transition), opacity .3s;
}
.burger.ouvert span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.burger.ouvert span:nth-child(2) { opacity: 0; }
.burger.ouvert span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* --------------------------- Menu mobile ----------------------------------- */
.mobile-menu {
    position: fixed; inset: 0; z-index: 7000;
    background: var(--encre);
    display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 40px;
    clip-path: circle(0% at calc(100% - 52px) 42px);
    transition: clip-path .8s var(--transition);
    visibility: hidden;
}
.mobile-menu.ouvert { clip-path: circle(150% at calc(100% - 52px) 42px); visibility: visible; }
.mobile-nav { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.mobile-link {
    font-family: var(--f-titre); font-size: clamp(30px, 7vw, 44px); color: var(--ivoire);
    padding: 6px 18px; opacity: 0; transform: translateY(26px);
    transition: opacity .5s calc(.15s + var(--i) * .07s), transform .5s calc(.15s + var(--i) * .07s) var(--transition), color .3s;
}
.mobile-menu.ouvert .mobile-link { opacity: 1; transform: translateY(0); }
.mobile-link:hover { color: var(--laiton); }
.mobile-menu-pied {
    display: flex; flex-direction: column; align-items: center; gap: 6px;
    font-size: 14px; color: rgba(247,242,232,.6);
}
.mobile-menu-pied a:hover { color: var(--laiton); }

/* ------------------------------- Héros ------------------------------------- */
.hero {
    position: relative; min-height: 100svh;
    display: flex; align-items: center;
    background: var(--encre); color: var(--ivoire);
    overflow: hidden;
}
.hero-fond {
    position: absolute; inset: -8% 0; z-index: 0;
    background-size: cover; background-position: center;
    will-change: transform;
}
.hero-video {
    position: absolute; inset: 0; width: 100%; height: 100%;
    object-fit: cover;
}
.hero-fond::after {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(100deg, rgba(28,15,30,.94) 22%, rgba(28,15,30,.55) 58%, rgba(28,15,30,.35)),
                linear-gradient(to top, var(--encre) 0%, transparent 32%);
}
.hero-inner { position: relative; z-index: 1; width: 100%; padding: 160px 0 120px; }

.hero-surtitre {
    display: inline-flex; align-items: center; gap: 14px;
    font-size: 13px; letter-spacing: .35em; text-transform: uppercase; color: var(--laiton-clair);
    margin-bottom: 30px;
}
.hero-surtitre::before { content: ''; width: 46px; height: 1px; background: var(--laiton); }

.hero-titre {
    font-size: clamp(44px, 7vw, 92px);
    max-width: 13ch; margin-bottom: 34px;
}
.hero-titre .ligne { display: block; overflow: hidden; }
.hero-titre .mot {
    display: inline-block; transform: translateY(110%);
    transition: transform 1.1s var(--transition);
}
body.pret .hero-titre .mot { transform: translateY(0); }
.hero-titre em { font-style: normal; color: var(--laiton); }

.hero-texte {
    max-width: 520px; font-size: 18px; font-weight: 300;
    color: rgba(247, 242, 232, 0.82); margin-bottom: 44px;
    opacity: 0; transform: translateY(24px);
    transition: opacity .9s .55s, transform .9s .55s var(--transition);
}
body.pret .hero-texte { opacity: 1; transform: translateY(0); }

.hero-actions {
    display: flex; gap: 18px; flex-wrap: wrap;
    opacity: 0; transform: translateY(24px);
    transition: opacity .9s .75s, transform .9s .75s var(--transition);
}
body.pret .hero-actions { opacity: 1; transform: translateY(0); }

.hero-defile {
    position: absolute; bottom: 34px; left: 50%; transform: translateX(-50%);
    z-index: 2; display: flex; flex-direction: column; align-items: center; gap: 10px;
    font-size: 11px; letter-spacing: .3em; text-transform: uppercase; color: rgba(247,242,232,.5);
}
.hero-defile::after {
    content: ''; width: 1px; height: 46px;
    background: linear-gradient(to bottom, var(--laiton), transparent);
    animation: descente 2.2s ease-in-out infinite;
}
@keyframes descente {
    0% { transform: scaleY(0); transform-origin: top; }
    45% { transform: scaleY(1); transform-origin: top; }
    55% { transform: scaleY(1); transform-origin: bottom; }
    100% { transform: scaleY(0); transform-origin: bottom; }
}

/* --------------------------- Bandeau défilant ------------------------------ */
.marquee {
    background: var(--laiton); color: var(--encre);
    padding: 16px 0; overflow: hidden; white-space: nowrap;
    border-top: 1px solid var(--laiton-sombre); border-bottom: 1px solid var(--laiton-sombre);
}
.marquee-piste { display: inline-flex; animation: defilement 30s linear infinite; }
.marquee:hover .marquee-piste { animation-play-state: paused; }
.marquee-item {
    font-family: var(--f-titre); font-size: 17px; letter-spacing: .14em;
    display: inline-flex; align-items: center; gap: 34px; padding-right: 34px;
    text-transform: uppercase;
}
.marquee-item::after { content: '◆'; font-size: 9px; opacity: .55; }
@keyframes defilement { to { transform: translateX(-50%); } }

/* ------------------------------ Sections ----------------------------------- */
.section { padding: 110px 0; position: relative; }
.section-sombre { background: var(--aubergine); color: var(--ivoire); }
.section-encre  { background: var(--encre); color: var(--ivoire); }
.section-ivoire2 { background: var(--ivoire-2); }

.section-tete { max-width: 720px; margin-bottom: 64px; }
.section-tete.centre { margin-left: auto; margin-right: auto; text-align: center; }

.surtitre {
    display: inline-flex; align-items: center; gap: 14px;
    font-size: 12.5px; letter-spacing: .32em; text-transform: uppercase;
    color: var(--laiton-sombre); margin-bottom: 18px;
}
.section-sombre .surtitre, .section-encre .surtitre { color: var(--laiton-clair); }
.surtitre::before { content: ''; width: 40px; height: 1px; background: currentColor; opacity: .7; }
.section-tete.centre .surtitre::after { content: ''; width: 40px; height: 1px; background: currentColor; opacity: .7; }

.section-titre { font-size: clamp(32px, 4.4vw, 52px); margin-bottom: 22px; }
.section-titre em { font-style: normal; color: var(--laiton-sombre); }
.section-sombre .section-titre em, .section-encre .section-titre em { color: var(--laiton); }
.section-intro { font-size: 17.5px; font-weight: 300; color: var(--texte-doux); }
.section-sombre .section-intro, .section-encre .section-intro { color: rgba(247,242,232,.72); }

/* -------------------------- Révélations scroll ------------------------------ */
.reveal { opacity: 0; transform: translateY(46px); transition: opacity 1s var(--transition), transform 1s var(--transition); }
.reveal.gauche { transform: translateX(-56px); }
.reveal.droite { transform: translateX(56px); }
.reveal.zoom   { transform: scale(.92); }
.reveal.visible { opacity: 1; transform: none; }

/* ------------------------- Accueil : la maison ------------------------------ */
.duo { display: grid; grid-template-columns: 1fr 1.05fr; gap: 80px; align-items: center; }
.duo-inverse { grid-template-columns: 1.05fr 1fr; }

.cadre-arche {
    position: relative; border-radius: var(--arche); overflow: hidden;
    box-shadow: var(--ombre-forte);
}
.cadre-arche::before {
    content: ''; position: absolute; inset: 14px; z-index: 2;
    border: 1px solid rgba(247, 242, 232, 0.45);
    border-radius: 985px 985px 0 0; pointer-events: none;
}
.cadre-arche img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.4s var(--transition); }
.cadre-arche:hover img { transform: scale(1.05); }

.duo-texte .section-titre { margin-bottom: 26px; }
.duo-texte p { color: var(--texte-doux); margin-bottom: 18px; font-weight: 300; }
.section-sombre .duo-texte p { color: rgba(247,242,232,.75); }

.signature {
    display: flex; align-items: center; gap: 18px; margin-top: 34px;
}
.signature-trait { width: 54px; height: 1px; background: var(--laiton); }
.signature-nom { font-family: var(--f-titre); font-size: 18px; }
.signature-role { font-size: 12.5px; letter-spacing: .18em; text-transform: uppercase; color: var(--texte-doux); }
.section-sombre .signature-role { color: rgba(247,242,232,.6); }

/* --------------------------- Chiffres clés --------------------------------- */
.chiffres {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px;
    background: var(--hairline); border: 1px solid var(--hairline);
    margin-top: 70px;
}
.chiffre {
    background: var(--aubergine); padding: 44px 30px; text-align: center;
    transition: background .5s;
}
.chiffre:hover { background: var(--aubergine-2); }
.chiffre-valeur {
    font-family: var(--f-titre); font-size: clamp(38px, 4vw, 54px);
    color: var(--laiton); line-height: 1; margin-bottom: 12px;
    display: flex; align-items: baseline; justify-content: center; gap: 4px;
}
.chiffre-suffixe { font-size: .55em; }
.chiffre-legende { font-size: 13px; letter-spacing: .14em; text-transform: uppercase; color: rgba(247,242,232,.65); }

/* ------------------------- Cartes « Actes » --------------------------------- */
.actes-grille {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(310px, 1fr)); gap: 28px;
}
.acte-carte {
    background: var(--blanc); border: 1px solid rgba(43, 29, 46, 0.08);
    padding: 44px 38px 38px; position: relative; overflow: hidden;
    display: flex; flex-direction: column;
    transition: transform .5s var(--transition), box-shadow .5s, border-color .5s;
    will-change: transform;
}
.acte-carte:hover {
    transform: translateY(-10px);
    box-shadow: var(--ombre-douce);
    border-color: var(--hairline-clair);
}
.acte-carte::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: linear-gradient(90deg, var(--laiton-sombre), var(--laiton-clair));
    transform: scaleX(0); transform-origin: left; transition: transform .6s var(--transition);
}
.acte-carte:hover::before { transform: scaleX(1); }

.acte-numero {
    position: absolute; top: 18px; right: 24px;
    font-family: var(--f-titre); font-size: 64px; line-height: 1;
    color: rgba(198, 161, 91, 0.16); pointer-events: none;
    transition: color .5s, transform .6s var(--transition);
}
.acte-carte:hover .acte-numero { color: rgba(198, 161, 91, 0.34); transform: translateY(-4px); }

.acte-etiquette {
    font-size: 11.5px; letter-spacing: .28em; text-transform: uppercase;
    color: var(--laiton-sombre); margin-bottom: 14px;
}
.acte-nom { font-size: 27px; margin-bottom: 6px; }
.acte-sous { font-size: 14px; color: var(--texte-doux); margin-bottom: 18px; }
.acte-resume { font-size: 15px; font-weight: 300; color: var(--texte-doux); margin-bottom: 26px; flex-grow: 1; }

.acte-pied {
    display: flex; align-items: center; justify-content: space-between; gap: 14px;
    border-top: 1px solid rgba(43, 29, 46, 0.1); padding-top: 22px;
}
.acte-prix { font-family: var(--f-titre); font-size: 24px; }
.acte-prix small { font-size: 12px; font-family: var(--f-texte); color: var(--texte-doux); letter-spacing: .08em; }
.acte-lien {
    font-size: 13px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase;
    color: var(--aubergine); display: inline-flex; align-items: center; gap: 8px;
    transition: color .3s, gap .3s var(--transition);
}
.acte-lien:hover { color: var(--laiton-sombre); gap: 14px; }

.badge-populaire {
    position: absolute; top: 0; left: 38px;
    background: var(--encre); color: var(--laiton-clair);
    font-size: 10.5px; letter-spacing: .22em; text-transform: uppercase;
    padding: 7px 14px 6px; border-radius: 0 0 4px 4px;
}

/* ------------------------- Méthode (étapes) --------------------------------- */
.etapes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 54px; counter-reset: etape; }
.etape { position: relative; padding-top: 34px; }
.etape::before {
    counter-increment: etape; content: counter(etape, upper-roman);
    position: absolute; top: -12px; left: 0;
    font-family: var(--f-titre); font-size: 74px; line-height: 1;
    color: transparent; -webkit-text-stroke: 1px var(--hairline-clair);
}
.etape-titre { font-size: 23px; margin-bottom: 12px; position: relative; }
.etape-texte { font-size: 15px; font-weight: 300; color: rgba(247,242,232,.72); }
.section:not(.section-sombre):not(.section-encre) .etape-texte { color: var(--texte-doux); }

/* --------------------------- Témoignages ----------------------------------- */
.temoignages { position: relative; max-width: 860px; margin: 0 auto; }
.temoignage-piste { overflow: hidden; }
.temoignage-rail { display: flex; transition: transform .8s var(--transition); }
.temoignage { min-width: 100%; text-align: center; padding: 0 34px; }
.temoignage-citation {
    font-family: var(--f-titre); font-size: clamp(21px, 2.6vw, 28px);
    line-height: 1.5; margin-bottom: 30px; position: relative;
}
.temoignage-citation::before {
    content: '“'; display: block; font-size: 84px; line-height: .6;
    color: var(--laiton); margin-bottom: 18px;
}
.temoignage-auteur { font-size: 14px; letter-spacing: .2em; text-transform: uppercase; color: var(--laiton-clair); }
.temoignage-role { font-size: 13px; color: rgba(247,242,232,.55); margin-top: 4px; }

.temoignage-nav { display: flex; justify-content: center; gap: 14px; margin-top: 44px; }
.temoignage-point {
    width: 34px; height: 2px; background: rgba(247,242,232,.25);
    border: none; cursor: pointer; transition: background .4s;
}
.temoignage-point.actif { background: var(--laiton); }

/* ------------------------------- FAQ ---------------------------------------- */
.faq { max-width: 780px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid rgba(43, 29, 46, 0.12); }
.faq-question {
    width: 100%; background: none; border: none; cursor: pointer;
    display: flex; align-items: center; justify-content: space-between; gap: 20px;
    padding: 26px 4px; text-align: left;
    font-family: var(--f-titre); font-size: 19.5px; color: var(--texte);
    transition: color .3s;
}
.faq-question:hover { color: var(--laiton-sombre); }
.faq-croix {
    flex-shrink: 0; width: 30px; height: 30px; position: relative;
    border: 1px solid var(--hairline-clair); border-radius: 50%;
    transition: transform .5s var(--transition), background .4s;
}
.faq-croix::before, .faq-croix::after {
    content: ''; position: absolute; top: 50%; left: 50%; background: var(--laiton-sombre);
    transform: translate(-50%, -50%);
}
.faq-croix::before { width: 12px; height: 1.5px; }
.faq-croix::after { width: 1.5px; height: 12px; transition: opacity .3s; }
.faq-item.ouvert .faq-croix { transform: rotate(135deg); background: rgba(198,161,91,.12); }
.faq-reponse { max-height: 0; overflow: hidden; transition: max-height .6s var(--transition); }
.faq-reponse-inner { padding: 0 4px 28px; font-weight: 300; color: var(--texte-doux); max-width: 640px; }

/* --------------------------- Bandeau CTA ------------------------------------ */
.cta-bandeau {
    position: relative; padding: 130px 0; text-align: center; overflow: hidden;
    background: var(--encre); color: var(--ivoire);
}
.cta-fond {
    position: absolute; inset: -12% 0; background-size: cover; background-position: center;
    opacity: .3; will-change: transform;
}
.cta-bandeau .conteneur { position: relative; z-index: 1; }
.cta-titre { font-size: clamp(34px, 5vw, 60px); max-width: 18ch; margin: 0 auto 22px; }
.cta-titre em { font-style: normal; color: var(--laiton); }
.cta-texte { max-width: 520px; margin: 0 auto 44px; font-weight: 300; color: rgba(247,242,232,.75); }

/* ------------------------- Carte Google Maps -------------------------------- */
.carte-section { padding: 0; background: var(--encre); }
.carte-bandeau {
    display: grid; grid-template-columns: 400px 1fr; min-height: 480px;
}
.carte-infos {
    background: var(--aubergine); color: var(--ivoire);
    padding: 64px 48px; display: flex; flex-direction: column; justify-content: center; gap: 26px;
}
.carte-infos h2 { font-size: 30px; }
.carte-infos h2 em { font-style: normal; color: var(--laiton); }
.carte-ligne { display: flex; gap: 16px; align-items: flex-start; font-size: 15px; color: rgba(247,242,232,.8); }
.carte-ligne svg { flex-shrink: 0; margin-top: 3px; color: var(--laiton); }
.carte-ligne a:hover { color: var(--laiton-clair); }
.carte-cadre { position: relative; min-height: 480px; }
.carte-cadre iframe {
    position: absolute; inset: 0; width: 100%; height: 100%; border: 0;
    filter: grayscale(.35) sepia(.12);
}
.carte-badge {
    position: absolute; bottom: 22px; left: 22px; z-index: 2;
    background: var(--encre); color: var(--ivoire); border: 1px solid var(--hairline);
    font-size: 12.5px; letter-spacing: .14em; text-transform: uppercase;
    padding: 10px 18px; border-radius: 3px;
}

/* ----------------------- Pages intérieures : bannière ----------------------- */
.banniere {
    background: var(--encre); color: var(--ivoire);
    padding: 190px 0 90px; position: relative; overflow: hidden;
}
.banniere::after {
    content: ''; position: absolute; right: -140px; top: -140px;
    width: 480px; height: 480px; border-radius: 50%;
    border: 1px solid var(--hairline); opacity: .5; pointer-events: none;
}
.banniere::before {
    content: ''; position: absolute; right: -60px; top: -200px;
    width: 480px; height: 480px; border-radius: 50%;
    border: 1px solid var(--hairline); opacity: .3; pointer-events: none;
}
.banniere-titre { font-size: clamp(40px, 6vw, 72px); max-width: 16ch; }
.banniere-titre em { font-style: normal; color: var(--laiton); }
.banniere-texte { max-width: 560px; margin-top: 20px; font-weight: 300; color: rgba(247,242,232,.75); font-size: 17.5px; }
.fil-ariane {
    display: flex; gap: 10px; align-items: center;
    font-size: 12.5px; letter-spacing: .2em; text-transform: uppercase;
    color: rgba(247,242,232,.5); margin-bottom: 26px;
}
.fil-ariane a:hover { color: var(--laiton); }
.fil-ariane span { color: var(--laiton); }

/* ------------------------- Page produit ------------------------------------- */
.produit-page { display: grid; grid-template-columns: 1fr 420px; gap: 70px; align-items: start; }
.produit-acte {
    font-size: 12.5px; letter-spacing: .3em; text-transform: uppercase; color: var(--laiton-sombre);
    margin-bottom: 12px; display: block;
}
.produit-desc { font-weight: 300; color: var(--texte-doux); font-size: 17px; margin-bottom: 40px; }

.produit-inclus { margin-bottom: 40px; }
.produit-inclus h3 { font-size: 22px; margin-bottom: 20px; }
.liste-inclus { list-style: none; }
.liste-inclus li {
    padding: 13px 0 13px 36px; position: relative;
    border-bottom: 1px solid rgba(43,29,46,.09); font-size: 15.5px;
}
.liste-inclus li::before {
    content: ''; position: absolute; left: 4px; top: 20px;
    width: 16px; height: 8px;
    border-left: 1.5px solid var(--laiton-sombre); border-bottom: 1.5px solid var(--laiton-sombre);
    transform: rotate(-45deg);
}
.encart-pour-qui {
    background: var(--ivoire-2); border-left: 2px solid var(--laiton);
    padding: 24px 28px; font-size: 15px; color: var(--texte-doux);
}
.encart-pour-qui strong { color: var(--texte); display: block; margin-bottom: 6px; font-family: var(--f-titre); font-weight: 400; font-size: 17px; }

.produit-achat {
    position: sticky; top: 110px;
    background: var(--encre); color: var(--ivoire);
    padding: 40px 36px; border-radius: 4px;
    box-shadow: var(--ombre-forte);
}
.produit-achat::before {
    content: ''; display: block; height: 2px; margin: -40px -36px 34px;
    background: linear-gradient(90deg, var(--laiton-sombre), var(--laiton-clair), var(--laiton-sombre));
    border-radius: 4px 4px 0 0;
}
.achat-prix { font-family: var(--f-titre); font-size: 46px; line-height: 1; }
.achat-prix small { font-size: 14px; font-family: var(--f-texte); color: rgba(247,242,232,.6); letter-spacing: .1em; }
.achat-tva { font-size: 13px; color: rgba(247,242,232,.55); margin: 8px 0 26px; }
.achat-meta { border-top: 1px solid rgba(247,242,232,.14); margin-bottom: 30px; }
.achat-meta div {
    display: flex; justify-content: space-between; gap: 14px;
    padding: 13px 0; border-bottom: 1px solid rgba(247,242,232,.14); font-size: 14px;
}
.achat-meta dt { color: rgba(247,242,232,.55); }
.achat-meta dd { text-align: right; }
.achat-qte { display: flex; align-items: center; gap: 0; margin-bottom: 18px; border: 1px solid rgba(247,242,232,.2); border-radius: 3px; width: max-content; }
.achat-qte button {
    background: none; border: none; color: var(--ivoire); font-size: 20px;
    width: 44px; height: 44px; cursor: pointer; transition: color .3s, background .3s;
}
.achat-qte button:hover { color: var(--laiton); background: rgba(198,161,91,.08); }
.achat-qte input {
    width: 54px; height: 44px; background: none; border: none;
    border-left: 1px solid rgba(247,242,232,.2); border-right: 1px solid rgba(247,242,232,.2);
    color: var(--ivoire); text-align: center; font-size: 16px; font-family: var(--f-texte);
}
.achat-qte input:focus { outline: none; }
.produit-achat .btn { width: 100%; }
.achat-note { font-size: 12.5px; color: rgba(247,242,232,.5); margin-top: 18px; text-align: center; }

/* --------------------------- Panier / tableaux ------------------------------ */
.panier-vide { text-align: center; padding: 60px 0; }
.panier-vide .logo-mark { margin: 0 auto 26px; border-color: var(--hairline); color: var(--aubergine); }
.panier-vide h2 { font-size: 30px; margin-bottom: 14px; }
.panier-vide p { color: var(--texte-doux); margin-bottom: 34px; }

.panier-grille { display: grid; grid-template-columns: 1fr 380px; gap: 54px; align-items: start; }

.panier-ligne {
    display: grid; grid-template-columns: 1fr auto auto auto; gap: 24px; align-items: center;
    padding: 26px 0; border-bottom: 1px solid rgba(43,29,46,.1);
}
.panier-ligne-nom { font-family: var(--f-titre); font-size: 21px; }
.panier-ligne-cat { font-size: 12.5px; letter-spacing: .2em; text-transform: uppercase; color: var(--laiton-sombre); margin-bottom: 4px; display: block; }
.panier-ligne-prix { font-size: 14.5px; color: var(--texte-doux); margin-top: 4px; }
.panier-qte { display: flex; border: 1px solid rgba(43,29,46,.18); border-radius: 3px; }
.panier-qte button { background: none; border: none; width: 38px; height: 40px; font-size: 18px; cursor: pointer; color: var(--texte); transition: background .3s; }
.panier-qte button:hover { background: rgba(198,161,91,.14); }
.panier-qte input { width: 46px; border: none; border-left: 1px solid rgba(43,29,46,.18); border-right: 1px solid rgba(43,29,46,.18); text-align: center; background: none; font-size: 15px; }
.panier-qte input:focus { outline: none; }
.panier-sous-total { font-family: var(--f-titre); font-size: 20px; min-width: 110px; text-align: right; }
.panier-retirer {
    background: none; border: none; cursor: pointer; color: var(--texte-doux);
    font-size: 13px; letter-spacing: .08em; text-decoration: underline; text-underline-offset: 3px;
    transition: color .3s;
}
.panier-retirer:hover { color: #A03535; }

.recap {
    background: var(--encre); color: var(--ivoire); padding: 38px 34px; border-radius: 4px;
    position: sticky; top: 110px; box-shadow: var(--ombre-forte);
}
.recap h2 { font-size: 24px; margin-bottom: 26px; }
.recap-ligne { display: flex; justify-content: space-between; padding: 12px 0; font-size: 15px; border-bottom: 1px solid rgba(247,242,232,.12); }
.recap-ligne.total { font-family: var(--f-titre); font-size: 21px; border-bottom: none; padding-top: 18px; }
.recap .btn { width: 100%; margin-top: 24px; }
.recap-note { font-size: 12.5px; color: rgba(247,242,232,.5); margin-top: 16px; text-align: center; }

/* ------------------------------ Formulaires --------------------------------- */
.form-grille { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.form-champ { display: flex; flex-direction: column; gap: 8px; }
.form-champ.large { grid-column: 1 / -1; }
.form-champ label { font-size: 13px; letter-spacing: .14em; text-transform: uppercase; color: var(--texte-doux); }
.form-champ input, .form-champ textarea, .form-champ select {
    background: var(--blanc); border: 1px solid rgba(43,29,46,.16); border-radius: 3px;
    padding: 15px 16px; font-family: var(--f-texte); font-size: 15.5px; color: var(--texte);
    transition: border-color .35s, box-shadow .35s;
}
.form-champ input:focus, .form-champ textarea:focus, .form-champ select:focus {
    outline: none; border-color: var(--laiton);
    box-shadow: 0 0 0 3px rgba(198, 161, 91, 0.18);
}
.form-champ textarea { min-height: 150px; resize: vertical; }
.form-erreur { color: #A03535; font-size: 13px; }

.alerte {
    padding: 18px 24px; border-radius: 3px; margin-bottom: 30px; font-size: 15px;
}
.alerte-ok { background: rgba(63, 106, 71, 0.1); border: 1px solid rgba(63, 106, 71, 0.4); color: #2F5237; }
.alerte-erreur { background: rgba(160, 53, 53, 0.08); border: 1px solid rgba(160, 53, 53, 0.35); color: #7E2A2A; }

/* --------------------------- Checkout --------------------------------------- */
.checkout-grille { display: grid; grid-template-columns: 1fr 400px; gap: 54px; align-items: start; }
.checkout-bloc { margin-bottom: 44px; }
.checkout-bloc h2 {
    font-size: 23px; margin-bottom: 24px; display: flex; align-items: center; gap: 14px;
}
.checkout-bloc h2 .num {
    width: 34px; height: 34px; border-radius: 50%; flex-shrink: 0;
    border: 1px solid var(--laiton-sombre); color: var(--laiton-sombre);
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 15px;
}
.paiement-options { display: flex; flex-direction: column; gap: 14px; }
.paiement-option {
    border: 1px solid rgba(43,29,46,.16); border-radius: 3px; padding: 18px 22px;
    display: flex; align-items: center; gap: 16px; cursor: pointer;
    transition: border-color .35s, background .35s;
}
.paiement-option:hover { border-color: var(--laiton); }
.paiement-option input { accent-color: var(--laiton-sombre); width: 17px; height: 17px; }
.paiement-option .desc { font-size: 13.5px; color: var(--texte-doux); }

/* --------------------------- Confirmation ----------------------------------- */
.confirmation { max-width: 680px; margin: 0 auto; text-align: center; }
.confirmation-sceau {
    width: 96px; height: 96px; margin: 0 auto 34px; border-radius: 50%;
    border: 1px solid var(--laiton); position: relative;
    display: flex; align-items: center; justify-content: center;
    animation: sceau 1s var(--transition);
}
@keyframes sceau { 0% { transform: scale(.6); opacity: 0; } 100% { transform: scale(1); opacity: 1; } }
.confirmation-sceau::after {
    content: ''; width: 30px; height: 16px;
    border-left: 2px solid var(--laiton-sombre); border-bottom: 2px solid var(--laiton-sombre);
    transform: rotate(-45deg) translate(2px, -4px);
}
.confirmation h1 { font-size: clamp(32px, 5vw, 46px); margin-bottom: 18px; }
.confirmation .reference {
    display: inline-block; font-family: var(--f-titre); font-size: 19px; letter-spacing: .1em;
    background: var(--ivoire-2); border: 1px dashed var(--laiton-sombre);
    padding: 12px 26px; border-radius: 3px; margin: 20px 0 30px;
}
.confirmation p { color: var(--texte-doux); margin-bottom: 16px; }

/* ------------------------- Pages légales ------------------------------------ */
.legal { max-width: 820px; margin: 0 auto; }
.legal h2 { font-size: 26px; margin: 48px 0 18px; padding-top: 8px; }
.legal h2::before {
    content: ''; display: block; width: 44px; height: 1px; background: var(--laiton); margin-bottom: 16px;
}
.legal h3 { font-size: 19px; margin: 28px 0 12px; font-family: var(--f-texte); font-weight: 600; }
.legal p, .legal li { color: var(--texte-doux); font-weight: 300; margin-bottom: 14px; font-size: 15.5px; }
.legal ul, .legal ol { padding-left: 24px; margin-bottom: 18px; }
.legal li { margin-bottom: 8px; }
.legal strong { color: var(--texte); font-weight: 600; }
.legal table { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: 14.5px; }
.legal th, .legal td { border: 1px solid rgba(43,29,46,.14); padding: 12px 16px; text-align: left; color: var(--texte-doux); }
.legal th { background: var(--ivoire-2); color: var(--texte); font-weight: 600; }

/* ------------------------------ Contact ------------------------------------- */
.contact-grille { display: grid; grid-template-columns: 400px 1fr; gap: 64px; align-items: start; }
.contact-carte-info {
    background: var(--encre); color: var(--ivoire); padding: 44px 38px; border-radius: 4px;
    display: flex; flex-direction: column; gap: 26px; box-shadow: var(--ombre-forte);
    position: sticky; top: 110px;
}
.contact-carte-info h2 { font-size: 25px; }
.contact-carte-info h2 em { font-style: normal; color: var(--laiton); }
.contact-carte-info .carte-ligne { font-size: 14.5px; }

/* ------------------------------ Divers -------------------------------------- */
.centre { text-align: center; }
.mt-40 { margin-top: 40px; }
.mt-60 { margin-top: 60px; }

.lien-souligne {
    color: var(--laiton-sombre); font-weight: 500;
    text-decoration: underline; text-underline-offset: 4px;
    transition: color .3s;
}
.lien-souligne:hover { color: var(--texte); }

/* --------------------------- Responsive ------------------------------------- */
@media (max-width: 1080px) {
    .main-nav { display: none; }
    .btn-header { display: none; }
    .burger { display: flex; }
    .duo, .duo-inverse { grid-template-columns: 1fr; gap: 44px; }
    .produit-page { grid-template-columns: 1fr; }
    .produit-achat { position: static; }
    .panier-grille, .checkout-grille { grid-template-columns: 1fr; }
    .recap { position: static; }
    .contact-grille { grid-template-columns: 1fr; }
    .contact-carte-info { position: static; }
    .carte-bandeau { grid-template-columns: 1fr; }
    .etapes { grid-template-columns: 1fr; gap: 40px; }
    .chiffres { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
    body { font-size: 15.5px; }
    .section { padding: 76px 0; }
    .conteneur { padding: 0 20px; }
    .hero-inner { padding: 140px 0 110px; }
    .form-grille { grid-template-columns: 1fr; }
    .panier-ligne { grid-template-columns: 1fr auto; row-gap: 14px; }
    .panier-sous-total { text-align: left; }
    .chiffres { grid-template-columns: 1fr 1fr; }
    .logo-text { display: none; }
    .toast-zone { left: 20px; right: 20px; bottom: 20px; }
    .toast { max-width: none; }
    .carte-infos { padding: 44px 28px; }
}

/* --------------------- Préférence mouvement réduit --------------------------- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
    }
    html { scroll-behavior: auto; }
    .reveal, .hero-titre .mot, .hero-texte, .hero-actions { opacity: 1 !important; transform: none !important; }
}