/* ==========================================================================
   TailorMe — charte « haute couture homme » : noir encre & or champagne.
   Techniques reprises de la bibliothèque UI Beleez (hero dark 3D liquid glass,
   hero 3D minimaliste, features premium, features dark, alto studio, pricing
   slider), transposées à l'univers du costume sur mesure.
   ========================================================================== */

:root {
    --noir: #0B0B0D;
    --encre: #0F0F12;
    --surface: #16161A;
    --surface-2: #1C1C21;
    --or: #C9A961;
    --or-clair: #E3CB93;
    --or-sombre: #8C7853;
    --ivoire: #F4F1EA;
    --gris: #9A9AA4;
    --gris-sourd: #6C6C76;

    --verre: rgba(255, 255, 255, .03);
    --verre-fort: rgba(255, 255, 255, .06);
    --verre-bord: rgba(255, 255, 255, .09);

    --grad-or: linear-gradient(135deg, #E3CB93 0%, #C9A961 45%, #8C7853 100%);
    --grad-texte: linear-gradient(135deg, #F4F1EA 0%, #E3CB93 45%, #C9A961 100%);

    --serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
    --sans: 'Inter', ui-sans-serif, system-ui, -apple-system, sans-serif;

    --rayon: 18px;
    --rayon-lg: 26px;
    --contenu: 1200px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

/* Les règles d'affichage explicites (flex, grid) l'emportent sinon sur
   l'attribut « hidden », et le contenu masqué reste visible. */
[hidden] { display: none !important; }

body {
    font-family: var(--sans);
    background: var(--noir);
    color: var(--ivoire);
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    line-height: 1.6;
}

::selection { background: rgba(201, 169, 97, .28); }
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, select { font-family: inherit; }

.page { max-width: var(--contenu); margin: 0 auto; padding: 0 24px; }
.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;
}

/* ---------------------------------------------------------------- typographie */

h1, h2, h3, .serif { font-family: var(--serif); font-weight: 500; letter-spacing: -.01em; }
h1 { font-size: clamp(2.4rem, 6vw, 4.4rem); line-height: 1.06; }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.9rem); line-height: 1.15; }
h3 { font-size: 1.25rem; line-height: 1.3; }

.or { color: var(--or); }
.grad-texte {
    background: var(--grad-texte);
    -webkit-background-clip: text; background-clip: text; color: transparent;
}
.surtitre {
    font-size: .78rem; letter-spacing: .32em; text-transform: uppercase;
    color: var(--or); font-weight: 600;
}
.chapeau { color: var(--gris); font-size: 1.05rem; max-width: 62ch; }

/* --------------------------------------------------------------------- fond 3D */

#toile-fond {
    position: fixed; inset: 0; width: 100%; height: 100%;
    z-index: -2; pointer-events: none;
}
.voile-fond {
    position: fixed; inset: 0; z-index: -1; pointer-events: none;
    background:
        radial-gradient(58% 46% at 18% 8%, rgba(201, 169, 97, .16) 0%, rgba(201, 169, 97, 0) 62%),
        radial-gradient(50% 42% at 86% 22%, rgba(140, 120, 83, .14) 0%, rgba(140, 120, 83, 0) 65%),
        radial-gradient(70% 55% at 55% 100%, rgba(11, 11, 13, .9) 0%, rgba(11, 11, 13, 0) 70%),
        linear-gradient(180deg, rgba(11, 11, 13, .3) 0%, rgba(11, 11, 13, .85) 100%);
}

/* ---------------------------------------------------------- barre liquid glass */

.nav-enveloppe { position: relative; max-width: var(--contenu); margin: 0 auto; }

.barre {
    position: sticky; top: 20px; z-index: 100;
    height: 74px; padding: 0 24px; border-radius: 100px;
    max-width: var(--contenu); margin: 20px auto 0;
    display: flex; align-items: center; justify-content: space-between;
    background: var(--verre);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border: 1px solid var(--verre-bord);
    box-shadow: 0 4px 30px rgba(0, 0, 0, .35), inset 0 1px 0 rgba(255, 255, 255, .05);
}

.marque { display: flex; align-items: center; gap: 11px; }
.marque .sigle {
    width: 34px; height: 34px; border-radius: 10px;
    background: var(--grad-or); display: grid; place-items: center;
    color: #0B0B0D; font-family: var(--serif); font-weight: 600; font-size: 1.05rem;
    box-shadow: 0 6px 18px rgba(201, 169, 97, .28);
}
.marque .nom {
    font-family: var(--serif); font-size: 1.18rem; letter-spacing: .16em;
    text-transform: uppercase; color: var(--ivoire);
}

.liens { display: flex; align-items: center; gap: 30px; list-style: none; }
.liens a {
    color: var(--gris); font-size: .92rem; font-weight: 500;
    transition: color .2s; position: relative;
}
.liens a::after {
    content: ''; position: absolute; left: 0; bottom: -6px; height: 1px; width: 0;
    background: var(--or); transition: width .25s ease;
}
.liens a:hover { color: var(--ivoire); }
.liens a:hover::after { width: 100%; }

.actions-nav { display: flex; align-items: center; gap: 14px; }
.hamburger { display: none; background: none; border: 0; cursor: pointer; padding: 8px; color: var(--ivoire); }

.menu-mobile {
    position: absolute; top: calc(74px + 28px); left: 0; width: 100%;
    border-radius: 22px; padding: 12px; display: none; flex-direction: column; gap: 4px;
    background: rgba(12, 12, 14, .9);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border: 1px solid var(--verre-bord); z-index: 99;
}
.menu-mobile.ouvert { display: flex; }
.menu-mobile a { color: var(--gris); font-weight: 500; padding: 13px 16px; border-radius: 14px; }
.menu-mobile a:hover { color: var(--ivoire); background: rgba(255, 255, 255, .05); }

/* -------------------------------------------------------------------- boutons */

.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 9px;
    font-size: .95rem; font-weight: 600; padding: 13px 26px; border-radius: 100px;
    border: 0; cursor: pointer; transition: transform .2s, box-shadow .2s, background .2s;
    white-space: nowrap;
}
.btn-or {
    background: var(--grad-or); color: #0B0B0D;
    box-shadow: 0 8px 24px rgba(201, 169, 97, .26);
}
.btn-or:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(201, 169, 97, .42); }
.btn-verre {
    background: var(--verre); border: 1px solid var(--verre-bord); color: var(--ivoire);
    backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
}
.btn-verre:hover { background: var(--verre-fort); transform: translateY(-2px); }
.btn-lien { color: var(--gris); font-weight: 500; font-size: .92rem; transition: color .2s; }
.btn-lien:hover { color: var(--ivoire); }
.btn-petit { padding: 10px 18px; font-size: .88rem; }
.btn:disabled, .btn[disabled] {
    opacity: .38; cursor: not-allowed; transform: none !important; box-shadow: none !important;
}

/* ----------------------------------------------------------------------- hero */

.hero {
    padding: 88px 0 56px; display: flex; flex-direction: column;
    align-items: center; text-align: center;
}
.pastille {
    display: inline-flex; align-items: center; gap: 10px;
    background: var(--verre); border: 1px solid var(--verre-bord);
    border-radius: 100px; padding: 6px 16px 6px 6px;
    font-size: .84rem; color: var(--gris); margin-bottom: 30px;
}
.pastille .etiquette {
    background: var(--grad-or); color: #0B0B0D; font-weight: 700; font-size: .72rem;
    padding: 4px 11px; border-radius: 100px; letter-spacing: .06em;
}
.hero h1 { max-width: 22ch; }
.hero .chapeau { margin: 26px auto 34px; font-size: 1.16rem; }
.hero-actions { display: flex; gap: 15px; flex-wrap: wrap; justify-content: center; }

.preuve {
    border-top: 1px solid rgba(255, 255, 255, .06);
    padding: 38px 0 76px; margin-top: 46px; text-align: center;
}
.preuve .mention { color: var(--gris-sourd); font-size: .92rem; margin-bottom: 26px; }
.chiffres {
    display: flex; justify-content: center; gap: 60px; flex-wrap: wrap;
}
.chiffre .valeur {
    font-family: var(--serif); font-size: 2.1rem; color: var(--or); line-height: 1;
}
.chiffre .quoi {
    font-size: .78rem; letter-spacing: .18em; text-transform: uppercase;
    color: var(--gris-sourd); margin-top: 9px;
}

/* ------------------------------------------------------------------- sections */

.section { padding: 92px 0; }
.section-tete { max-width: 720px; margin-bottom: 52px; }
.section-tete.centre { margin-left: auto; margin-right: auto; text-align: center; }
.section-tete h2 { margin: 14px 0 18px; }

.filet {
    height: 1px; border: 0;
    background: linear-gradient(90deg, transparent, rgba(201, 169, 97, .35), transparent);
    margin: 0;
}

/* ------------------------------------------------------------------ carte QR */

.bloc-app {
    display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center;
    background: linear-gradient(140deg, rgba(201, 169, 97, .07), rgba(255, 255, 255, .015));
    border: 1px solid var(--verre-bord); border-radius: var(--rayon-lg);
    padding: 54px; position: relative; overflow: hidden;
}
.bloc-app::before {
    content: ''; position: absolute; inset: 0;
    background: radial-gradient(60% 80% at 85% 20%, rgba(201, 169, 97, .12), transparent 65%);
    pointer-events: none;
}
.etapes { list-style: none; margin-top: 30px; display: grid; gap: 18px; }
.etapes li { display: flex; gap: 15px; align-items: flex-start; color: var(--gris); }
.etapes .rang {
    flex: 0 0 30px; height: 30px; border-radius: 50%;
    border: 1px solid rgba(201, 169, 97, .45); color: var(--or);
    display: grid; place-items: center; font-size: .82rem; font-weight: 700;
}
.etapes strong { color: var(--ivoire); font-weight: 600; display: block; }

.cadre-qr {
    background: var(--ivoire); border-radius: var(--rayon); padding: 22px;
    display: grid; place-items: center; gap: 14px;
    box-shadow: 0 22px 60px rgba(0, 0, 0, .55);
    position: relative; z-index: 1;
}
.cadre-qr svg, .cadre-qr img { width: 100%; height: auto; max-width: 240px; }
/* Le rendu endroid pose son propre fond : on le neutralise pour rester sur l'ivoire. */
.cadre-qr svg rect[fill="#ffffff"], .cadre-qr svg rect[fill="#FFFFFF"] { fill: transparent; }
.cadre-qr svg path, .cadre-qr svg rect:not([fill="#ffffff"]):not([fill="#FFFFFF"]) { shape-rendering: crispEdges; }
.cadre-qr .legende {
    font-size: .74rem; letter-spacing: .2em; text-transform: uppercase;
    color: #4A4A52; font-weight: 600; text-align: center;
}

/* ------------------------------------------------------------- collections */

.grille-collections { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
.carte-collection {
    position: relative; border: 1px solid var(--verre-bord); border-radius: var(--rayon-lg);
    background: linear-gradient(160deg, var(--surface), var(--encre));
    padding: 34px; overflow: hidden; transition: transform .3s, border-color .3s;
    display: flex; flex-direction: column; min-height: 260px;
}
.carte-collection:hover { transform: translateY(-4px); border-color: rgba(201, 169, 97, .38); }
.carte-collection .compte {
    font-size: .76rem; letter-spacing: .2em; text-transform: uppercase; color: var(--gris-sourd);
}
.carte-collection h3 {
    font-size: 2rem; margin: 12px 0 10px; letter-spacing: .04em;
}
.carte-collection p { color: var(--gris); font-size: .96rem; flex: 1; }
.carte-collection .aller {
    margin-top: 22px; color: var(--or); font-weight: 600; font-size: .9rem;
    display: inline-flex; align-items: center; gap: 8px;
}
.carte-collection .halo {
    position: absolute; right: -60px; top: -60px; width: 220px; height: 220px;
    border-radius: 50%; filter: blur(50px); opacity: .3; pointer-events: none;
}

/* ----------------------------------------------------------------- modèles */

.grille-modeles {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(232px, 1fr)); gap: 22px;
}
.carte-modele {
    border: 1px solid var(--verre-bord); border-radius: var(--rayon);
    background: var(--encre); overflow: hidden;
    transition: transform .3s, border-color .3s, box-shadow .3s;
    display: flex; flex-direction: column;
}
.carte-modele:hover {
    transform: translateY(-5px); border-color: rgba(201, 169, 97, .4);
    box-shadow: 0 20px 44px rgba(0, 0, 0, .5);
}
.carte-modele .visuel { aspect-ratio: 2 / 3; background: #0B0B0D; overflow: hidden; }
.carte-modele .visuel img { width: 100%; height: 100%; object-fit: cover; }
.carte-modele .corps { padding: 18px 20px 22px; display: flex; flex-direction: column; gap: 6px; }
.carte-modele .ref {
    font-size: .7rem; letter-spacing: .18em; text-transform: uppercase; color: var(--gris-sourd);
}
.carte-modele h3 { font-size: 1.22rem; letter-spacing: .04em; }
.carte-modele .tissu { font-size: .84rem; color: var(--gris); }
.carte-modele .prix {
    margin-top: 8px; font-family: var(--serif); font-size: 1.16rem; color: var(--or);
}
.etiquette-badge {
    position: absolute; top: 14px; left: 14px; z-index: 2;
    background: rgba(11, 11, 13, .78); border: 1px solid rgba(201, 169, 97, .4);
    color: var(--or); font-size: .68rem; letter-spacing: .14em; text-transform: uppercase;
    padding: 5px 11px; border-radius: 100px; backdrop-filter: blur(8px);
}
.visuel-enveloppe { position: relative; }

/* ------------------------------------------------------------- fonctionnalités */

.grille-atouts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.atout {
    border: 1px solid var(--verre-bord); border-radius: var(--rayon);
    background: linear-gradient(165deg, rgba(255, 255, 255, .035), rgba(255, 255, 255, .008));
    padding: 30px; position: relative; overflow: hidden; transition: border-color .3s, transform .3s;
}
.atout:hover { border-color: rgba(201, 169, 97, .35); transform: translateY(-3px); }
.atout .icone {
    width: 46px; height: 46px; border-radius: 13px; display: grid; place-items: center;
    background: rgba(201, 169, 97, .1); border: 1px solid rgba(201, 169, 97, .28);
    color: var(--or); margin-bottom: 18px;
}
.atout h3 { font-size: 1.16rem; margin-bottom: 9px; }
.atout p { color: var(--gris); font-size: .93rem; }

/* --------------------------------------------------------------- tarification */

.bloc-tarif {
    border: 1px solid var(--verre-bord); border-radius: var(--rayon-lg);
    background: linear-gradient(150deg, rgba(255, 255, 255, .035), rgba(255, 255, 255, .008));
    padding: 46px; display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center;
}
.curseur-zone label {
    display: flex; justify-content: space-between; align-items: baseline;
    color: var(--gris); font-size: .92rem; margin-bottom: 16px;
}
.curseur-zone label b { color: var(--ivoire); font-size: 1.05rem; }

input[type="range"] {
    -webkit-appearance: none; appearance: none; width: 100%; height: 4px; border-radius: 4px;
    background: linear-gradient(90deg, var(--or) 0%, var(--or) var(--avancement, 20%), rgba(255,255,255,.12) var(--avancement, 20%), rgba(255,255,255,.12) 100%);
    outline: none; cursor: pointer;
}
input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none; appearance: none; width: 22px; height: 22px; border-radius: 50%;
    background: var(--grad-or); border: 2px solid #0B0B0D;
    box-shadow: 0 4px 14px rgba(201, 169, 97, .5); cursor: grab;
}
input[type="range"]::-moz-range-thumb {
    width: 22px; height: 22px; border-radius: 50%; background: #C9A961;
    border: 2px solid #0B0B0D; box-shadow: 0 4px 14px rgba(201, 169, 97, .5); cursor: grab;
}

.bascule-devise {
    display: inline-flex; gap: 4px; padding: 4px; border-radius: 100px;
    background: rgba(255, 255, 255, .04); border: 1px solid var(--verre-bord); margin-bottom: 26px;
}
.bascule-devise button {
    border: 0; background: transparent; color: var(--gris); font-size: .84rem; font-weight: 600;
    padding: 8px 18px; border-radius: 100px; cursor: pointer; transition: all .2s;
}
.bascule-devise button.actif { background: var(--grad-or); color: #0B0B0D; }

.recap-tarif { text-align: right; }
.recap-tarif .total { font-family: var(--serif); font-size: clamp(2.4rem, 5vw, 3.4rem); line-height: 1; }
.recap-tarif .ligne {
    display: flex; justify-content: space-between; padding: 13px 0;
    border-bottom: 1px solid rgba(255, 255, 255, .06); color: var(--gris); font-size: .93rem;
}
.recap-tarif .ligne:last-child { border-bottom: 0; }
.recap-tarif .ligne b { color: var(--ivoire); }
.recap-tarif .acompte b { color: var(--or); font-size: 1.1rem; }

/* ---------------------------------------------------------------------- FAQ */

.faq { display: grid; gap: 12px; max-width: 820px; margin: 0 auto; }
.faq details {
    border: 1px solid var(--verre-bord); border-radius: var(--rayon);
    background: rgba(255, 255, 255, .02); padding: 20px 24px; transition: border-color .25s;
}
.faq details[open] { border-color: rgba(201, 169, 97, .32); }
.faq summary {
    cursor: pointer; font-weight: 600; list-style: none; display: flex;
    justify-content: space-between; align-items: center; gap: 20px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; color: var(--or); font-size: 1.4rem; line-height: 1; }
.faq details[open] summary::after { content: '−'; }
.faq p { color: var(--gris); margin-top: 14px; font-size: .95rem; }

/* -------------------------------------------------------------------- footer */

.pied {
    border-top: 1px solid rgba(255, 255, 255, .06); padding: 56px 0 34px; margin-top: 40px;
}
.pied-grille { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; }
.pied h4 {
    font-size: .76rem; letter-spacing: .2em; text-transform: uppercase;
    color: var(--gris-sourd); margin-bottom: 16px; font-weight: 600;
}
.pied ul { list-style: none; display: grid; gap: 10px; }
.pied a { color: var(--gris); font-size: .92rem; transition: color .2s; }
.pied a:hover { color: var(--or); }
.pied .bas {
    margin-top: 44px; padding-top: 24px; border-top: 1px solid rgba(255, 255, 255, .05);
    display: flex; justify-content: space-between; gap: 18px; flex-wrap: wrap;
    color: var(--gris-sourd); font-size: .84rem;
}

/* --------------------------------------------------------------- apparition */

/* Le contenu est visible par défaut : l'effet d'apparition n'est armé que si le
   script s'est exécuté, pour ne jamais laisser une section blanche. */
.js .apparait { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.js .apparait.vu { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
    .js .apparait { opacity: 1; transform: none; transition: none; }
    * { animation-duration: .001ms !important; transition-duration: .01ms !important; }
}

/* ------------------------------------------------------------------ responsive */

@media (max-width: 1024px) {
    .bloc-app { grid-template-columns: 1fr; gap: 38px; padding: 40px; }
    .grille-atouts { grid-template-columns: repeat(2, 1fr); }
    .bloc-tarif { grid-template-columns: 1fr; gap: 34px; padding: 34px; }
    .recap-tarif { text-align: left; }
    .pied-grille { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 820px) {
    .liens, .actions-nav .btn-or { display: none; }
    .hamburger { display: block; }
    .barre { padding: 0 18px; height: 68px; }
    .menu-mobile { top: calc(68px + 28px); }
    .section { padding: 66px 0; }
    .grille-collections { grid-template-columns: 1fr; }
    .chiffres { gap: 34px; }
}

@media (max-width: 420px) {
    /* Sur les écrans étroits, le nom de la maison et le lien de connexion
       finissent par se toucher : on ne garde que la marque et le menu. */
    .actions-nav .btn-lien { display: none; }
    .marque .nom { font-size: 1.02rem; letter-spacing: .12em; }
    .barre { padding: 0 14px; }
}

@media (max-width: 560px) {
    .page { padding: 0 16px; }
    .grille-atouts { grid-template-columns: 1fr; }
    .hero-actions { flex-direction: column; width: 100%; max-width: 330px; }
    .hero-actions .btn { width: 100%; }
    .pied-grille { grid-template-columns: 1fr; }
    .bloc-app, .bloc-tarif { padding: 26px; }
    .grille-modeles { grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 14px; }
}