/* =====================================================================
   OSC Prod — thème sombre autonome, adaptation fidèle de la démo
   « dark/creative » du template Dotart (structure, rythme, hero immersif,
   portfolio à panneaux, services verticaux, mouvements horizontaux, menu
   plein écran, grand CTA), sans sa pile JavaScript lourde ni Node.
   Accent identitaire : le vert historique rgb(66 213 66).
   ===================================================================== */

/* Police display du template (ITC Avant Garde Demi), auto-hébergée. Repli système
   pour un rendu stable sans réseau et sans JavaScript. */
@font-face {
    font-family: "OSC Display";
    src: url("../fonts/avantgarde-demi-RVqeYY2.ttf") format("truetype");
    font-weight: 600 700;
    font-display: swap;
}

:root {
    --bg: #09090b;
    --bg-alt: #0f0f12;
    --surface: #16161b;
    --surface-2: #1c1c22;
    --border: #26262e;
    --text: #ededf2;
    --muted: #9a9aa8;
    --accent: rgb(66 213 66);
    --accent-hover: #62e662;
    --on-accent: #06210a;
    --focus: #ffd34e;
    --maxw: 1240px;
    --radius: 14px;
    --font: "Poppins", "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
    --display: "OSC Display", "Poppins", "Segoe UI", system-ui, sans-serif;
}

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

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: var(--font);
    font-size: 17px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3 { line-height: 1.12; font-weight: 700; letter-spacing: -0.01em; }

.osc-display { font-family: var(--display); font-weight: 700; letter-spacing: 0; }

/* --- Utilitaires --- */
.osc-visually-hidden {
    position: absolute !important;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0, 0, 0, 0);
    white-space: nowrap; border: 0;
}

/* --- Accessibilité : focus visible + lien d'évitement --- */
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; border-radius: 4px; }

.osc-skiplink {
    position: absolute; left: -999px; top: 0;
    background: var(--accent); color: var(--on-accent);
    padding: 0.6rem 1rem; z-index: 200; font-weight: 600;
}
.osc-skiplink:focus { left: 0; }

.osc-container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 1.5rem; }

/* --- Boutons --- */
.osc-btn {
    display: inline-block; padding: 0.7rem 1.5rem; border-radius: 999px;
    font-weight: 600; text-decoration: none; border: 1px solid transparent;
    cursor: pointer; transition: background-color .2s ease, color .2s ease, border-color .2s ease;
}
.osc-btn--lg { padding: 0.95rem 1.9rem; font-size: 1.05rem; }
.osc-btn--primary { background: var(--accent); color: var(--on-accent); }
.osc-btn--primary:hover { background: var(--accent-hover); }
.osc-btn--ghost { border-color: var(--border); color: var(--text); }
.osc-btn--ghost:hover { border-color: var(--accent); color: var(--accent); }

.osc-link-arrow { color: var(--accent); text-decoration: none; font-weight: 600; white-space: nowrap; }
.osc-link-arrow::after { content: " \2192"; }
.osc-link-arrow:hover { color: var(--accent-hover); }

/* =====================================================================
   En-tête + menu plein écran
   ===================================================================== */
.osc-header {
    position: sticky; top: 0; z-index: 90;
    border-bottom: 1px solid var(--border);
}
/* La barre translucide floutée est rendue par un pseudo-élément et non par le
   <header> lui-même. Un `backdrop-filter` (comme `filter`/`transform`) sur le
   header en ferait le bloc conteneur de l'overlay `position: fixed` du menu :
   son `inset: 0` se résoudrait alors sur la boîte de la barre (~72px) au lieu
   du viewport, écrêtant le menu et laissant le hero passer par-dessus. Porté
   par ::before (qui n'est pas un ancêtre de l'overlay), l'effet est préservé
   sans piéger le menu, qui reste plein écran et au-dessus du contenu. */
.osc-header::before {
    content: ""; position: absolute; inset: 0; z-index: -1;
    background: rgba(9,9,11,.82);
    backdrop-filter: saturate(120%) blur(8px);
}
.osc-header__inner { display: flex; align-items: center; justify-content: space-between; min-height: 72px; }
.osc-logo { text-decoration: none; display: inline-flex; align-items: center; z-index: 110; }
.osc-logo__text { font-family: var(--display); font-weight: 700; font-size: 1.35rem; letter-spacing: .02em; }

/* Bascule (hamburger) */
.osc-menu { position: static; }
.osc-menu__toggle {
    list-style: none; cursor: pointer; display: inline-flex; align-items: center; gap: .6rem;
    padding: .45rem .9rem; border: 1px solid var(--border); border-radius: 999px;
    font-weight: 600; z-index: 110; position: relative;
}
.osc-menu__toggle::-webkit-details-marker { display: none; }
.osc-menu__bars { display: inline-grid; gap: 4px; width: 22px; }
.osc-menu__bars span { height: 2px; background: currentColor; border-radius: 2px; transition: transform .3s ease, opacity .3s ease; }
.osc-menu[open] .osc-menu__bars span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.osc-menu[open] .osc-menu__bars span:nth-child(2) { opacity: 0; }
.osc-menu[open] .osc-menu__bars span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
.osc-menu__label-close { display: none; }
.osc-menu[open] .osc-menu__label-open { display: none; }
.osc-menu[open] .osc-menu__label-close { display: inline; }

/* Overlay plein écran (affiché par <details> à l'ouverture) */
.osc-menu__overlay {
    position: fixed; inset: 0; z-index: 100;
    background: var(--bg);
    padding: 96px 0 3rem; overflow-y: auto;
    animation: osc-fade .35s ease both;
}
@keyframes osc-fade { from { opacity: 0; } to { opacity: 1; } }
.osc-menu__grid { display: grid; gap: 3rem; grid-template-columns: 1fr; align-items: start; }
.osc-menu__title { text-transform: uppercase; letter-spacing: .16em; font-size: .78rem; color: var(--muted); margin: 0 0 1rem; }
.osc-menu__nav ul { list-style: none; margin: 0; padding: 0; }
.osc-menu__nav li a {
    font-family: var(--display); text-decoration: none; color: var(--text);
    font-size: clamp(1.8rem, 5vw, 3rem); line-height: 1.25; display: inline-block;
    transition: color .2s ease, padding-left .3s ease;
}
.osc-menu__nav li a:hover, .osc-menu__nav li a:focus-visible { color: var(--accent); padding-left: .5rem; }
.osc-menu__aside { display: flex; flex-direction: column; gap: 1.6rem; color: var(--muted); }
.osc-menu__block p { margin: .2rem 0; }
.osc-menu__contact, .osc-menu__social { list-style: none; margin: 0; padding: 0; }
.osc-menu__contact li { margin-bottom: .3rem; }
.osc-menu__social { display: flex; gap: 1.2rem; flex-wrap: wrap; }
.osc-menu__contact a, .osc-menu__social a { color: var(--text); text-decoration: none; }
.osc-menu__contact a:hover, .osc-menu__social a:hover { color: var(--accent); }
.osc-menu__cta { align-self: flex-start; }
@media (min-width: 900px) {
    .osc-menu__grid { grid-template-columns: 1.6fr 1fr; gap: 4rem; }
}

/* =====================================================================
   Sections génériques
   ===================================================================== */
.osc-section__head { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; margin-bottom: 2.5rem; flex-wrap: wrap; }
.osc-section__title { font-size: clamp(1.9rem, 4vw, 3.2rem); margin: 0; }
.osc-section__title--sm { font-size: clamp(1.4rem, 2.6vw, 2rem); }
.osc-section__lead { color: var(--muted); max-width: 62ch; font-size: 1.12rem; }
.osc-mt { margin-top: 2.5rem; }
.osc-services__eyebrow { text-transform: uppercase; letter-spacing: .18em; font-size: .8rem; color: var(--accent); margin: 0 0 1rem; }

/* =====================================================================
   Hero immersif
   ===================================================================== */
.osc-hero {
    padding: clamp(3rem, 8vw, 7rem) 0 3rem;
    background: radial-gradient(1200px 520px at 72% -8%, rgba(66,213,66,.14), transparent 60%);
    position: relative;
}
.osc-hero__eyebrow { text-transform: uppercase; letter-spacing: .2em; font-size: .82rem; color: var(--accent); margin: 0 0 1.1rem; }
.osc-hero__title { font-size: clamp(3.4rem, 13vw, 10rem); margin: 0 0 1.6rem; text-transform: uppercase; line-height: .95; }
.osc-hero__title span { color: var(--accent); }
.osc-hero__row { display: grid; gap: 2.5rem; grid-template-columns: 1fr; align-items: center; }
.osc-hero__lead { color: var(--muted); font-size: 1.2rem; max-width: 46ch; margin: 0 0 2rem; }
.osc-hero__actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.osc-hero__footer { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid var(--border); }
.osc-hero__social { display: flex; align-items: center; gap: 1rem; color: var(--muted); font-size: .9rem; }
.osc-hero__social ul { list-style: none; display: flex; gap: 1rem; padding: 0; margin: 0; }
.osc-hero__social a { text-decoration: none; color: var(--text); }
.osc-hero__social a:hover { color: var(--accent); }
.osc-hero__scroll { color: var(--muted); text-decoration: none; font-size: .9rem; display: inline-flex; align-items: center; gap: .5rem; }
.osc-hero__scroll::after { content: "\2193"; color: var(--accent); }
.osc-hero__scroll:hover { color: var(--text); }
@media (min-width: 900px) {
    .osc-hero__row { grid-template-columns: 1fr 1fr; }
}

/* Lecteur vidéo natif du hero (Bidule Bomb optimisée, servie via AssetMapper) */
.osc-hero-video { position: relative; aspect-ratio: 16 / 9; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); background: var(--bg-alt); }
.osc-hero-video__el { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; background: var(--bg-alt); }
/* Bouton d'activation du son en HAUT à droite : le bas de la vidéo (site présenté) reste visible. */
.osc-video-sound {
    position: absolute; top: .75rem; right: .75rem; z-index: 3;
    display: inline-flex; align-items: center; gap: .4rem;
    padding: .5rem .85rem; border: 0; border-radius: 999px; cursor: pointer;
    font: inherit; font-size: .85rem; line-height: 1;
    background: var(--accent); color: var(--on-accent);
    box-shadow: 0 6px 24px rgba(0,0,0,.35);
    transition: transform .2s ease, background-color .2s ease;
}
.osc-video-sound:hover { background: var(--accent-hover); transform: translateY(-1px); }
.osc-video-sound:focus-visible { outline: 2px solid var(--on-accent); outline-offset: 2px; }
@media (max-width: 640px) {
    .osc-video-sound { top: .5rem; right: .5rem; padding: .4rem .7rem; font-size: .8rem; }
}

/* =====================================================================
   Portfolio à panneaux (flexibly-hover)
   ===================================================================== */
.osc-panels { padding: 4.5rem 0; }
.osc-panels__row { display: flex; gap: .6rem; padding: 0 1.5rem; }
.osc-panel {
    position: relative; flex: 1 1 0; min-width: 0;
    height: clamp(360px, 58vh, 600px); border-radius: var(--radius); overflow: hidden;
    transition: flex-grow .6s cubic-bezier(.455,.03,.515,.955);
}
.osc-panel:hover, .osc-panel:focus-within { flex-grow: 2.4; }
.osc-panel__link { display: block; width: 100%; height: 100%; text-decoration: none; color: var(--text); }
.osc-panel__media { position: absolute; inset: 0; background: var(--bg-alt); }
.osc-panel__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.osc-panel:hover .osc-panel__media img { transform: scale(1.05); }
.osc-panel__fallback { position: absolute; inset: 0; display: grid; place-items: center; color: var(--muted); font-family: var(--display); letter-spacing: .1em; }
.osc-panel__content { position: absolute; inset: auto 0 0 0; padding: 1.4rem; z-index: 1; background: linear-gradient(to top, rgba(0,0,0,.82), rgba(0,0,0,.15) 70%, transparent); }
.osc-panel__cat { text-transform: uppercase; letter-spacing: .1em; font-size: .72rem; color: var(--accent); margin: 0 0 .4rem; }
.osc-panel__title { display: flex; align-items: center; justify-content: space-between; gap: 1rem; font-family: var(--display); font-size: 1.35rem; margin: 0; }
.osc-panel__arrow { flex: none; color: var(--accent); }
@media (max-width: 767px) {
    .osc-panels__row { flex-direction: column; }
    .osc-panel { height: 62vw; min-height: 260px; }
}

/* =====================================================================
   À propos / équipe
   ===================================================================== */
.osc-about { padding: 5rem 0; background: var(--bg-alt); }
.osc-about__grid { display: grid; gap: 3rem; grid-template-columns: 1fr; align-items: center; }
.osc-about__text p { color: var(--muted); }
.osc-about__list { list-style: none; padding: 0; margin: 1.6rem 0 2rem; display: grid; gap: .6rem; }
.osc-about__list li { padding-left: 1.6rem; position: relative; }
.osc-about__list li::before { content: "\2713"; color: var(--accent); position: absolute; left: 0; font-weight: 700; }
.osc-about__aside { display: flex; justify-content: center; }
.osc-duo { display: flex; gap: 1rem; }
.osc-duo__badge { width: 130px; height: 130px; border-radius: 50%; display: grid; place-items: center; font-family: var(--display); font-size: 3rem; color: var(--on-accent); background: linear-gradient(135deg, var(--accent), #1c7a2b); }
@media (min-width: 860px) { .osc-about__grid { grid-template-columns: 1.5fr 1fr; } }

/* =====================================================================
   Services verticaux
   ===================================================================== */
.osc-services { padding: 5rem 0; }
.osc-services__grid { display: grid; gap: 3rem; grid-template-columns: 1fr; align-items: start; }
.osc-services__lead { color: var(--muted); }
.osc-services__list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 1.2rem; counter-reset: none; }
.osc-service { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); transition: border-color .3s ease, transform .3s ease; }
.osc-service:hover { border-color: var(--accent); transform: translateY(-3px); }
.osc-service__link { display: block; text-decoration: none; color: var(--text); padding: 1.8rem; }
.osc-service__top { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; }
.osc-service__title { font-size: clamp(1.5rem, 3vw, 2.2rem); margin: 0; text-transform: uppercase; }
.osc-service__number { color: var(--accent); font-family: var(--display); font-size: 1rem; }
.osc-service__baseline { color: var(--muted); margin: .6rem 0 1rem; }
.osc-service__points { list-style: none; padding: 0; margin: 0 0 1.1rem; display: flex; flex-wrap: wrap; gap: .5rem 1.4rem; }
.osc-service__points li { position: relative; padding-left: 1.1rem; color: var(--muted); font-size: .95rem; }
.osc-service__points li::before { content: "\2022"; color: var(--accent); position: absolute; left: 0; }
@media (min-width: 900px) {
    .osc-services__grid { grid-template-columns: 1fr 1.4fr; gap: 4rem; }
    .osc-services__intro { position: sticky; top: 96px; }
}

/* =====================================================================
   Mouvements horizontaux (strip)
   ===================================================================== */
.osc-strip { padding: 2rem 0 4rem; display: grid; gap: 1rem; }
.osc-strip__row { overflow: hidden; }
.osc-strip__track { display: flex; gap: 1rem; width: max-content; will-change: transform; }
.osc-strip__row--left .osc-strip__track { animation: osc-strip-left 45s linear infinite; }
.osc-strip__row--right .osc-strip__track { animation: osc-strip-right 45s linear infinite; }
.osc-strip__item { flex: none; width: clamp(220px, 26vw, 360px); height: clamp(150px, 17vw, 240px); border-radius: var(--radius); overflow: hidden; display: block; }
.osc-strip__item img { width: 100%; height: 100%; object-fit: cover; }
@keyframes osc-strip-left { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@keyframes osc-strip-right { from { transform: translateX(-50%); } to { transform: translateX(0); } }

/* =====================================================================
   Témoignages
   ===================================================================== */
.osc-testimonials { padding: 5rem 0; background: var(--bg-alt); }
.osc-testimonials__grid { display: grid; gap: 1.5rem; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); margin-top: 2.5rem; }
.osc-testimonial { position: relative; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 2rem 1.8rem 1.6rem; margin: 0; }
.osc-testimonial__mark { position: absolute; top: .2rem; left: 1.2rem; font-family: var(--display); font-size: 4rem; color: var(--accent); opacity: .5; line-height: 1; }
.osc-testimonial blockquote { margin: 1.2rem 0 1.2rem; font-size: 1.08rem; }
.osc-testimonial figcaption { color: var(--muted); }
.osc-testimonial__author { font-weight: 600; color: var(--text); display: block; }
.osc-testimonial__org { font-size: .9rem; }

/* =====================================================================
   Approche (steps)
   ===================================================================== */
.osc-approche { padding: 5rem 0; }
.osc-steps { list-style: none; padding: 0; margin: 2.2rem 0 0; display: grid; gap: 1.5rem; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); counter-reset: step; }
.osc-steps li { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.6rem; }
.osc-steps li h3 { margin: 0 0 .5rem; }
.osc-steps li h3::before { counter-increment: step; content: "0" counter(step) " "; color: var(--accent); font-family: var(--display); }
.osc-steps li p { color: var(--muted); margin: 0; }

/* =====================================================================
   Cartes réalisation (pages internes)
   ===================================================================== */
.osc-section { padding: 4.5rem 0; }
.osc-section--alt { background: var(--bg-alt); }
.osc-grid { display: grid; gap: 1.5rem; }
.osc-grid--cards { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
.osc-grid--univers { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.osc-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.osc-card__link { text-decoration: none; color: inherit; display: block; height: 100%; }
.osc-card__media { aspect-ratio: 4 / 3; background: var(--bg-alt); overflow: hidden; display: flex; align-items: center; justify-content: center; }
.osc-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.osc-card:hover .osc-card__media img { transform: scale(1.05); }
.osc-card__placeholder { color: var(--muted); font-weight: 700; letter-spacing: .1em; }
.osc-card__body { padding: 1rem 1.1rem 1.2rem; }
.osc-card__title { font-size: 1.15rem; margin: 0 0 .3rem; }
.osc-card__cats { color: var(--muted); font-size: .85rem; margin: 0; }

/* Cartes univers (studio) */
.osc-univers-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.6rem; }
.osc-univers-card__title { margin: 0 0 .4rem; font-size: 1.3rem; }
.osc-univers-card__title a { text-decoration: none; }
.osc-univers-card__title a:hover { color: var(--accent); }
.osc-univers-card__baseline { color: var(--muted); margin: 0 0 1rem; }
.osc-univers-card__points { list-style: none; padding: 0; margin: 0 0 1rem; }
.osc-univers-card__points li { padding-left: 1.2rem; position: relative; }
.osc-univers-card__points li::before { content: "\2022"; color: var(--accent); position: absolute; left: 0; }

/* =====================================================================
   Fil d'Ariane, titres de page, filtres, prose
   ===================================================================== */
.osc-breadcrumb { padding: 1.4rem 0 0; font-size: .9rem; }
.osc-breadcrumb ol { list-style: none; display: flex; flex-wrap: wrap; gap: .4rem; padding: 0; margin: 0; }
.osc-breadcrumb li:not(:last-child)::after { content: "/"; color: var(--muted); margin-left: .4rem; }
.osc-breadcrumb a { color: var(--muted); text-decoration: none; }
.osc-breadcrumb a:hover { color: var(--accent); }
.osc-breadcrumb [aria-current="page"] { color: var(--text); }

.osc-page-head { margin-bottom: 2.5rem; }
.osc-page-head__title { font-family: var(--display); font-size: clamp(2rem, 5vw, 3.4rem); margin: .4rem 0 .6rem; }
.osc-page-head__lead { color: var(--muted); font-size: 1.15rem; max-width: 62ch; }

.osc-filters { display: flex; flex-wrap: wrap; gap: .6rem; margin-bottom: 2rem; }
.osc-chip { text-decoration: none; padding: .4rem 1rem; border-radius: 999px; border: 1px solid var(--border); color: var(--muted); font-size: .9rem; }
.osc-chip:hover { border-color: var(--accent); color: var(--accent); }
.osc-chip.is-active { background: var(--accent); color: var(--on-accent); border-color: var(--accent); }
.osc-empty { color: var(--muted); }

.osc-prose { max-width: 72ch; }
.osc-prose p { color: var(--muted); }
.osc-checklist { list-style: none; padding: 0; }
.osc-checklist li { padding-left: 1.6rem; position: relative; margin-bottom: .5rem; }
.osc-checklist li::before { content: "\2713"; color: var(--accent); position: absolute; left: 0; font-weight: 700; }

/* --- Détail réalisation --- */
.osc-realisation__cats { color: var(--muted); }
.osc-realisation__cats a { color: var(--accent); text-decoration: none; }

/* Médias centrés dans une colonne raisonnable (~960px) plutôt que sur toute la largeur. */
.osc-realisation__media,
.osc-realisation__video { max-width: 960px; margin-left: auto; margin-right: auto; }
.osc-realisation__body { max-width: 72ch; color: var(--muted); }

/* Image : plafonnée en hauteur, jamais recadrée, sur fond sombre pour les formats verticaux. */
.osc-realisation__media {
    margin-top: 2rem; margin-bottom: 2rem;
    display: grid; place-items: center;
    background: var(--bg-alt);
    border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border);
}
.osc-realisation__media img {
    max-width: 100%; max-height: 70vh; width: auto; height: auto;
    object-fit: contain;
}
@media (max-width: 640px) {
    .osc-realisation__media img { max-height: 65dvh; }
}
.osc-realisation__video { margin-top: 2rem; margin-bottom: 2rem; }

/* Iframe vidéo responsive */
.osc-video { position: relative; aspect-ratio: 16 / 9; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); background: var(--bg-alt); }
.osc-video iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

/* =====================================================================
   Contact
   ===================================================================== */
.osc-contact__grid { display: grid; grid-template-columns: 1fr; gap: 2.5rem; }
@media (min-width: 860px) { .osc-contact__grid { grid-template-columns: 1.5fr 1fr; } }
.osc-form label { display: block; font-weight: 600; margin-bottom: .35rem; }
.osc-form input[type="text"], .osc-form input[type="email"], .osc-form textarea {
    width: 100%; padding: .7rem .9rem; background: var(--bg-alt); border: 1px solid var(--border);
    border-radius: 10px; color: var(--text); font: inherit; margin-bottom: 1.1rem;
}
.osc-form input:focus, .osc-form textarea:focus { border-color: var(--accent); outline: none; }
.osc-form .osc-hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.osc-form ul { color: var(--accent-hover); font-size: .9rem; list-style: none; padding: 0; margin: -.6rem 0 1rem; }
.osc-form .checkbox label, .osc-form label input[type="checkbox"] { display: inline; }
.osc-form input[type="checkbox"] { margin-right: .5rem; }
.osc-contact__coords { list-style: none; padding: 0; }
.osc-contact__coords li { margin-bottom: 1rem; }
.osc-contact__coords span { display: block; text-transform: uppercase; letter-spacing: .1em; font-size: .75rem; color: var(--muted); }
.osc-contact__coords a { color: var(--accent); text-decoration: none; }
.osc-notice { color: var(--muted); }

/* --- Flashes --- */
.osc-flash { padding: 1rem 0; }
.osc-flash--success { background: #12321f; color: #b7f5cf; }
.osc-flash--warning { background: #33290f; color: #ffe1a6; }
.osc-flash--error { background: #3a1414; color: #ffb4b4; }

/* --- Légal --- */
.osc-legal h2 { margin-top: 2rem; font-size: 1.3rem; }

/* =====================================================================
   Pied de page + grand CTA
   ===================================================================== */
.osc-footer { background: var(--bg-alt); border-top: 1px solid var(--border); margin-top: 2rem; }
.osc-footer__cta { position: relative; padding: 4rem 0 3.5rem; overflow: hidden; border-bottom: 1px solid var(--border); }
.osc-marquee { overflow: hidden; opacity: .08; position: absolute; inset: 0; display: flex; align-items: center; pointer-events: none; }
.osc-marquee__track { display: flex; width: max-content; white-space: nowrap; font-family: var(--display); text-transform: uppercase; font-size: clamp(3rem, 12vw, 9rem); animation: osc-strip-left 30s linear infinite; }
.osc-footer__cta-inner { position: relative; z-index: 1; text-align: center; }
.osc-footer__cta-eyebrow { text-transform: uppercase; letter-spacing: .18em; font-size: .85rem; color: var(--muted); margin: 0 0 1rem; font-weight: 600; }
.osc-footer__huge {
    font-family: var(--display); text-transform: uppercase; text-decoration: none; color: var(--text);
    font-size: clamp(2.2rem, 8vw, 6rem); line-height: 1; letter-spacing: -.01em;
    display: inline-block; transition: color .25s ease;
}
.osc-footer__huge:hover { color: var(--accent); }
.osc-footer__grid { display: grid; gap: 2rem; grid-template-columns: 1fr; padding-top: 3.5rem; }
@media (min-width: 720px) { .osc-footer__grid { grid-template-columns: 1.4fr 1fr 1fr 1.4fr; } }
.osc-footer__name { font-family: var(--display); font-size: 1.3rem; margin: 0 0 .3rem; }
.osc-footer__tagline { color: var(--muted); margin: 0 0 1rem; }
.osc-footer__title { text-transform: uppercase; letter-spacing: .12em; font-size: .78rem; color: var(--muted); margin: 0 0 .8rem; }
.osc-footer__nav ul, .osc-footer__contact, .osc-footer__social { list-style: none; padding: 0; margin: 0; }
.osc-footer__nav li, .osc-footer__contact li, .osc-footer__social li { margin-bottom: .5rem; }
.osc-footer a { color: var(--text); text-decoration: none; }
.osc-footer a:hover { color: var(--accent); }
.osc-footer__social { display: flex; gap: 1rem; margin-top: .6rem; }
.osc-footer__eco p { color: var(--muted); }
.osc-footer__eco a { color: var(--accent); }
.osc-footer__legal { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem; border-top: 1px solid var(--border); margin-top: 2.5rem; padding-top: 1.2rem; padding-bottom: 1.5rem; color: var(--muted); font-size: .85rem; }
.osc-footer__legal ul { list-style: none; display: flex; gap: 1.2rem; padding: 0; margin: 0; }
.osc-footer__top { color: var(--muted); text-decoration: none; }
.osc-footer__top::after { content: " \2191"; color: var(--accent); }
.osc-footer__top:hover { color: var(--text); }

/* =====================================================================
   Animations d'apparition — actives uniquement si JavaScript les arme
   (.osc-js). Sans JavaScript, tout le contenu reste visible par défaut.
   ===================================================================== */
.osc-js [data-reveal] { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.osc-js [data-reveal].is-visible { opacity: 1; transform: none; }

/* =====================================================================
   Préférence de réduction des animations
   ===================================================================== */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after {
        animation-duration: .001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .001ms !important;
    }
    .osc-strip__track, .osc-marquee__track { animation: none !important; transform: none !important; }
    .osc-strip__row { overflow-x: auto; }
    .osc-panel:hover .osc-panel__media img, .osc-card:hover .osc-card__media img { transform: none; }
    .osc-js [data-reveal] { opacity: 1; transform: none; }
}

/* cache refresh 2026-08-04 */