/* =====================================================================
   OPTITECH v7 : activités, billets, réalisations, galerie, à propos, membres, partenaires
   Identité : --blue #0249AE, --darkblue #00173D, --yellow #FDBD56 (global.css)
   global.css impose `* { font-size:16px; color:black }` : tailles et couleurs explicites.
   ===================================================================== */
.ot{ --bleu: var(--blue, #0249AE); --nuit: var(--darkblue, #00173D); --jaune: var(--yellow, #FDBD56); --doux: #4a5568; --fond: #f4f7fc; --bord: #e3eaf6;
     display: block; width: min(95%, 1200px); margin: 28px auto 0; overflow-x: clip; }
.ot_partenaires{ --bleu: var(--blue, #0249AE); --nuit: var(--darkblue, #00173D); --jaune: var(--yellow, #FDBD56); --doux: #4a5568; --fond: #f4f7fc; --bord: #e3eaf6; }
.ot *, .ot_partenaires *{ transition: none; }
.ot_partenaires .ot_btn{ display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 22px; border-radius: 999px; font-size: 15px; font-weight: 800; text-decoration: none; }
.ot_partenaires .ot_surtitre{ font-size: 12px; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; color: var(--bleu); }
.ot_partenaires h2{ color: var(--nuit); }
.ot a, .ot button{ transition: background-color .2s, color .2s, border-color .2s, transform .2s, box-shadow .2s; }
.ot :focus-visible{ outline: 3px solid var(--jaune); outline-offset: 3px; }
.ot h1, .ot h2, .ot h3{ color: var(--nuit); line-height: 1.15; }
.ot p, .ot li{ color: var(--doux); line-height: 1.6; }
.ot_btn{ display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; padding: 0 22px; border-radius: 999px; border: 2px solid transparent; font-size: 15px; font-weight: 800; cursor: pointer; font-family: inherit; text-decoration: none; white-space: nowrap; }
.ot_btn i{ font-size: 20px; color: inherit; }
.ot_btn_jaune{ background: var(--jaune); color: var(--nuit); }
.ot_btn_jaune:hover{ transform: translateY(-2px); box-shadow: 0 10px 24px rgba(253,189,86,.4); }
.ot_btn_bleu{ background: var(--bleu); color: #fff; }
.ot_btn_bleu i{ color: #fff; }
.ot_btn_bleu:hover{ background: var(--nuit); }
.ot_btn_contour{ border-color: var(--bleu); color: var(--bleu); background: #fff; }
.ot_btn_contour:hover{ background: var(--bleu); color: #fff; }
.ot_btn_contour:hover i{ color: #fff; }
.ot_btn_wa{ background: #1fa855; color: #fff; }
.ot_btn_wa i{ color: #fff; }
.ot_btn:disabled{ opacity: .6; cursor: wait; }
.ot_surtitre{ font-size: 12px; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; color: var(--bleu); }
.ot_pastille{ display: inline-flex; align-items: center; gap: 6px; padding: 6px 11px; border-radius: 999px; font-size: 12px; font-weight: 900; background: #fff; color: var(--nuit); }
.ot_pastille.inscriptions{ background: #16a34a; color: #fff; }
.ot_pastille.inscriptions::before{ content: ""; width: 7px; height: 7px; border-radius: 50%; background: #fff; }
.ot_pastille.preparation{ background: var(--nuit); color: #fff; }
.ot_pastille.idee{ background: var(--jaune); color: var(--nuit); }
.ot_pastille.en_cours{ background: var(--bleu); color: #fff; }
.ot_pastille.termine{ background: #e5e7eb; color: #374151; }

/* bandeau d'en-tête de page */
.ot_tete{ position: relative; isolation: isolate; overflow: hidden; border-radius: 24px; padding: clamp(28px, 5vw, 56px) clamp(20px, 5vw, 56px); background: linear-gradient(120deg, #000b22, var(--nuit) 50%, #02307a); }
.ot_tete::before{ content: ""; position: absolute; inset: 0; z-index: -1; opacity: .12; background: url("../images/pattern_optitech.webp") center/cover; }
.ot_tete .ot_surtitre{ color: var(--jaune); }
.ot_tete h1{ margin: 8px 0 10px; font-size: clamp(30px, 4.6vw, 52px); color: #fff; max-width: 20ch; text-wrap: balance; }
.ot_tete h1 em{ font-style: normal; font-size: inherit; color: var(--jaune); }
.ot_tete p{ color: #c9d6ef; font-size: clamp(15px, 1.4vw, 18px); max-width: 60ch; }
.ot_tete_actions{ display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }
.ot_tete .ot_btn_contour{ background: transparent; border-color: rgba(255,255,255,.5); color: #fff; }

/* filtres en pastilles */
.ot_filtres{ display: flex; gap: 8px; overflow-x: auto; scrollbar-width: none; padding: 18px 2px 6px; }
.ot_filtres::-webkit-scrollbar{ display: none; }
.ot_filtre{ flex: none; padding: 10px 16px; border-radius: 999px; border: 1px solid #dbe4f3; background: #fff; color: var(--nuit); font-size: 14px; font-weight: 700; cursor: pointer; font-family: inherit; }
.ot_filtre small{ font-size: 12px; color: var(--doux); margin-left: 4px; }
.ot_filtre[aria-pressed="true"]{ background: var(--bleu); border-color: var(--bleu); color: #fff; }
.ot_filtre[aria-pressed="true"] small{ color: #dbe6ff; }

/* grille de cartes */
.ot_grille{ display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 330px), 1fr)); gap: 18px; margin-top: 18px; }
.ot_carte{ display: flex; flex-direction: column; min-width: 0; border-radius: 20px; background: #fff; overflow: hidden; box-shadow: 0 8px 24px rgba(0,23,61,.08); text-decoration: none; }
.ot_carte[hidden]{ display: none; }
a.ot_carte:hover{ transform: translateY(-4px); box-shadow: 0 16px 36px rgba(0,23,61,.14); }
.ot_carte_media{ position: relative; aspect-ratio: 16 / 9; background: linear-gradient(135deg, var(--nuit), var(--bleu)); overflow: hidden; }
.ot_carte_media img{ width: 100%; height: 100%; object-fit: cover; }
.ot_carte_media .ot_pastille{ position: absolute; top: 12px; left: 12px; }
.ot_date{ position: absolute; right: 12px; bottom: 12px; display: grid; justify-items: center; min-width: 54px; padding: 6px 8px; border-radius: 12px; background: #fff; }
.ot_date strong{ font-size: 22px; font-weight: 900; color: var(--bleu); line-height: 1; }
.ot_date span{ font-size: 11px; font-weight: 800; color: var(--nuit); text-transform: uppercase; }
.ot_carte_corps{ display: flex; flex-direction: column; gap: 6px; padding: 16px 18px 18px; flex: 1; }
.ot_carte_corps .ot_surtitre{ font-size: 11px; }
.ot_carte_corps h2, .ot_carte_corps h3{ font-size: 19px; font-weight: 800; }
.ot_carte_corps p{ font-size: 14px; }
.ot_jauge{ height: 8px; border-radius: 999px; background: #edf1f8; overflow: hidden; margin-top: 4px; }
.ot_jauge b{ display: block; height: 100%; border-radius: 999px; background: var(--jaune); }
.ot_carte_pied{ display: flex; justify-content: space-between; align-items: center; gap: 8px; margin-top: auto; padding-top: 8px; font-size: 13px; color: var(--doux); }
.ot_carte_pied strong{ font-size: 14px; color: var(--bleu); }
.ot_vide{ text-align: center; padding: 40px 16px; border: 1px dashed #c9d3e6; border-radius: 20px; margin-top: 18px; }

/* fiche activité */
.ot_fiche{ display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 26px; align-items: start; margin-top: 22px; }
.ot_fiche_media{ border-radius: 22px; overflow: hidden; aspect-ratio: 16 / 9; background: linear-gradient(135deg, var(--nuit), var(--bleu)); }
.ot_fiche_media img{ width: 100%; height: 100%; object-fit: cover; }
.ot_infos{ display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; padding: 16px; border-radius: 18px; background: #fff; box-shadow: 0 10px 30px rgba(0,23,61,.1); margin-top: -36px; position: relative; margin-inline: 14px; }
.ot_infos small{ display: block; font-size: 12px; color: var(--doux); }
.ot_infos strong{ font-size: 15px; color: var(--nuit); }
.ot_compte{ grid-column: 1 / -1; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 6px; text-align: center; }
.ot_compte div{ background: var(--fond); border-radius: 12px; padding: 8px 0; }
.ot_compte strong{ display: block; font-size: 22px; color: var(--bleu); }
.ot_compte span{ font-size: 11px; color: var(--doux); }
.ot_texte{ margin-top: 24px; display: grid; gap: 18px; }
.ot_texte h2{ font-size: 22px; font-weight: 800; }
.ot_texte p{ font-size: 16px; white-space: pre-line; }
.ot_puces{ list-style: none; display: grid; gap: 8px; }
.ot_puces li{ display: flex; gap: 10px; align-items: flex-start; font-size: 15px; }
.ot_puces li::before{ content: ""; flex: none; width: 10px; height: 10px; margin-top: 7px; border-radius: 50%; background: var(--jaune); }
.ot_logos{ display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 10px; }
.ot_logo{ display: grid; grid-template: minmax(0, 1fr) / minmax(0, 1fr); place-items: center; height: 76px; padding: 10px; border-radius: 14px; background: #fff; border: 1px solid var(--bord); text-decoration: none; position: relative; overflow: hidden; }
.ot_logo img{ width: 100%; height: 100%; min-height: 0; object-fit: contain; filter: grayscale(.2); }
.ot_logo .btn-loader{ position: absolute; }
.ot_logo:hover img{ filter: none; }
.ot_logo span{ font-size: 13px; font-weight: 800; color: var(--nuit); text-align: center; }

/* formulaire d'inscription */
.ot_reserver{ position: sticky; top: 90px; display: grid; gap: 14px; padding: 20px; border-radius: 22px; background: #fff; border: 1px solid var(--bord); box-shadow: 0 14px 40px rgba(0,23,61,.08); }
.ot_reserver h2{ font-size: 21px; font-weight: 900; }
.ot_billet{ display: flex; align-items: center; gap: 12px; padding: 14px; border-radius: 16px; border: 1px solid #dbe4f3; background: #fff; cursor: pointer; }
.ot_billet:has(input:checked){ border: 2px solid var(--bleu); background: #f0f5ff; }
.ot_billet:has(input:disabled){ opacity: .55; cursor: not-allowed; }
.ot_billet input{ width: 20px; height: 20px; flex: none; accent-color: var(--bleu); }
.ot_billet span{ flex: 1; min-width: 0; }
.ot_billet b{ display: block; font-size: 15px; color: var(--nuit); }
.ot_billet small{ font-size: 13px; color: var(--doux); }
.ot_billet strong{ font-size: 15px; color: var(--bleu); white-space: nowrap; }
.ot_qte{ display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.ot_qte > span{ font-weight: 700; color: var(--nuit); font-size: 15px; }
.ot_qte div{ display: flex; align-items: center; gap: 12px; }
.ot_qte button{ width: 44px; height: 44px; border-radius: 50%; border: 1px solid #c9d3e6; background: #fff; font-size: 22px; color: var(--nuit); cursor: pointer; }
.ot_qte button:last-child{ background: var(--bleu); border-color: var(--bleu); color: #fff; }
.ot_qte output{ min-width: 24px; text-align: center; font-size: 18px; font-weight: 900; color: var(--nuit); }
.ot_champ{ display: grid; gap: 6px; }
.ot_champ > span, .ot_champ legend{ font-size: 14px; font-weight: 700; color: var(--nuit); }
.ot_champ input:not([type=checkbox]):not([type=radio]), .ot_champ select, .ot_champ textarea{ width: 100%; min-height: 48px; border: 1px solid #c9d3e6; border-radius: 12px; padding: 10px 12px; font-size: 16px; font-family: inherit; background: #fff; color: #1f2a44; }
.ot_champ textarea{ min-height: 90px; resize: vertical; }
.ot_champ input:focus, .ot_champ select:focus, .ot_champ textarea:focus{ outline: 3px solid rgba(2,73,174,.18); border-color: var(--bleu); }
.ot_champ .invalide{ border-color: #dc2626 !important; background: #fff5f5 !important; }
.ot_case{ display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: #33405c; cursor: pointer; }
.ot_case input{ width: 20px; height: 20px; flex: none; margin: 1px 0 0; accent-color: var(--bleu); }
.ot_paie{ display: grid; gap: 8px; border: none; padding: 0; margin: 0; min-width: 0; }
.ot_total{ display: flex; justify-content: space-between; align-items: baseline; padding-top: 12px; border-top: 1px solid var(--bord); }
.ot_total span{ font-size: 15px; color: var(--doux); }
.ot_total strong{ font-size: 24px; font-weight: 900; color: var(--bleu); }
.ot_note{ font-size: 13px; color: var(--doux); text-align: center; }
.ot_msg{ font-size: 14px; color: #b91c1c; font-weight: 700; }
.ot_succes{ display: grid; gap: 10px; padding: 18px; border-radius: 18px; background: #f0fdf4; border: 1px solid #bbf7d0; }
.ot_succes h3{ font-size: 20px; color: #14532d; }
.ot_succes p{ font-size: 15px; color: #14532d; white-space: pre-line; }
.ot_ferme{ padding: 18px; border-radius: 18px; background: var(--fond); }
.ot_mobile_cta{ display: none; }

/* billet */
.ot_ticket{ max-width: 480px; margin: 0 auto; border-radius: 24px; overflow: hidden; background: #fff; box-shadow: 0 20px 50px rgba(0,23,61,.18); }
.ot_ticket_haut{ display: flex; justify-content: space-between; gap: 14px; align-items: center; padding: 20px; background: var(--jaune); }
.ot_ticket_haut h1{ font-size: 22px; font-weight: 900; }
.ot_qr{ flex: none; width: 112px; height: 112px; padding: 6px; border-radius: 12px; background: #fff; display: grid; place-items: center; }
.ot_qr img, .ot_qr svg{ width: 100%; height: 100%; }
.ot_ticket_infos{ display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; padding: 18px 20px; border-bottom: 2px dashed var(--bord); }
.ot_ticket_infos small{ display: block; font-size: 12px; color: var(--doux); }
.ot_ticket_infos strong{ font-size: 15px; color: var(--nuit); }
.ot_ticket_bas{ display: grid; gap: 10px; padding: 18px 20px 22px; }
.ot_statut{ display: inline-flex; align-items: center; gap: 6px; font-weight: 900; }
.ot_statut.attente_paiement{ color: #b45309; } .ot_statut.confirmee, .ot_statut.presente{ color: #15803d; } .ot_statut.annulee, .ot_statut.liste_attente{ color: #4b5563; }
.ot_etapes{ padding-left: 20px; display: grid; gap: 6px; }
.ot_etapes li{ font-size: 15px; }

/* réalisations */
.ot_tech{ display: flex; flex-wrap: wrap; gap: 6px; }
.ot_tech span{ padding: 4px 10px; border-radius: 999px; background: var(--fond); font-size: 12px; font-weight: 700; color: var(--nuit); }
.ot_cas{ display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.ot_cas > div{ padding: 20px; border-radius: 18px; background: var(--fond); }
.ot_cas h3{ font-size: 17px; font-weight: 900; margin-bottom: 6px; display: flex; align-items: center; gap: 8px; }
.ot_cas h3 i{ font-size: 22px; color: var(--bleu); }
.ot_cas p{ font-size: 15px; white-space: pre-line; }
.ot_citation{ position: relative; padding: 26px 26px 22px 64px; border-radius: 22px; background: var(--nuit); }
.ot_citation::before{ content: "“"; position: absolute; left: 20px; top: 0; font-size: 90px; line-height: 1; color: var(--jaune); font-family: Georgia, serif; }
.ot_citation p{ color: #fff; font-size: 18px; font-style: italic; }
.ot_citation footer{ margin-top: 10px; color: #c9d6ef; font-size: 14px; }
.ot_citation footer strong{ color: var(--jaune); font-size: 14px; }
.ot_captures{ display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 260px), 1fr)); gap: 10px; }
.ot_captures button{ padding: 0; border: none; border-radius: 14px; overflow: hidden; aspect-ratio: 16 / 10; cursor: zoom-in; background: var(--fond); }
.ot_captures img{ width: 100%; height: 100%; object-fit: cover; }
.ot_liens{ display: flex; flex-wrap: wrap; gap: 10px; }

/* galerie */
.ot_album_media{ aspect-ratio: 4 / 3; }
.ot_mosaique{ columns: 3 260px; column-gap: 10px; margin-top: 20px; }
.ot_mosaique > *{ break-inside: avoid; margin-bottom: 10px; display: block; width: 100%; padding: 0; border: none; border-radius: 14px; overflow: hidden; cursor: zoom-in; background: var(--fond); }
.ot_mosaique img{ width: 100%; height: auto; display: block; }
.ot_video{ display: flex; align-items: center; gap: 10px; padding: 18px; color: var(--nuit); font-weight: 800; text-decoration: none; cursor: pointer; background: #fff; border: 1px solid var(--bord) !important; }
.ot_video i{ font-size: 32px; color: #dc2626; }
.ot_visionneuse{ position: fixed; inset: 0; z-index: 3000; display: grid; grid-template-rows: auto 1fr auto; background: rgba(0,10,30,.94); }
.ot_visionneuse[hidden]{ display: none; }
.ot_vis_barre{ display: flex; justify-content: space-between; align-items: center; padding: 12px 16px; }
.ot_vis_barre span{ color: #fff; font-size: 14px; }
.ot_vis_barre button, .ot_vis_nav button{ width: 48px; height: 48px; border-radius: 50%; border: none; background: rgba(255,255,255,.12); color: #fff; font-size: 26px; cursor: pointer; display: grid; place-items: center; }
.ot_vis_barre button i, .ot_vis_nav button i{ color: #fff; font-size: 26px; }
.ot_vis_image{ display: grid; place-items: center; min-height: 0; padding: 0 12px; touch-action: pan-y; }
.ot_vis_image img{ max-width: 100%; max-height: 100%; object-fit: contain; border-radius: 8px; }
.ot_vis_nav{ display: flex; justify-content: center; align-items: center; gap: 20px; padding: 12px; }
.ot_vis_nav p{ color: #e2e8f0; font-size: 14px; max-width: 60ch; text-align: center; }

/* à propos */
.ot_sections{ display: grid; gap: 22px; margin-top: 26px; }
.ot_histoire{ display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 26px; align-items: center; }
.ot_histoire p{ font-size: 16px; white-space: pre-line; }
.ot_histoire_visuel{ border-radius: 24px; background: radial-gradient(circle at 70% 30%, rgba(253,189,86,.35), transparent 60%), linear-gradient(135deg, var(--nuit), var(--bleu)); aspect-ratio: 1; display: grid; place-items: center; padding: 30px; }
.ot_histoire_visuel img{ width: 80%; background: #fff; border-radius: 24px; padding: 18px; }
.ot_mvo{ display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.ot_mvo > div{ padding: 22px 18px; border-radius: 18px; background: #fff; border: 1px solid var(--bord); }
.ot_mvo i{ display: grid; place-items: center; width: 46px; height: 46px; border-radius: 14px; background: var(--jaune); color: var(--nuit); font-size: 22px; margin-bottom: 12px; }
.ot_mvo h3{ font-size: 17px; font-weight: 900; margin-bottom: 6px; }
.ot_mvo p{ font-size: 14px; white-space: pre-line; }
.ot_bloc{ padding: clamp(22px, 4vw, 40px); border-radius: 24px; background: var(--fond); }
.ot_bloc > h2{ font-size: clamp(24px, 3vw, 32px); font-weight: 900; margin-bottom: 14px; }
.ot_publics{ display: flex; flex-wrap: wrap; gap: 10px; }
.ot_publics span{ display: inline-flex; align-items: center; gap: 8px; padding: 12px 16px; border-radius: 999px; background: #fff; font-size: 15px; font-weight: 800; color: var(--nuit); box-shadow: 0 4px 12px rgba(0,23,61,.06); }
.ot_publics i{ color: var(--bleu); font-size: 20px; }
.ot_marches{ display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.ot_marches > div{ padding: 22px; border-radius: 18px; background: #fff; }
.ot_marches h3{ display: flex; align-items: center; gap: 10px; font-size: 18px; font-weight: 900; margin-bottom: 8px; }
.ot_marches h3 i{ font-size: 24px; color: var(--bleu); }
.ot_marches p{ font-size: 15px; white-space: pre-line; }
.ot_frise{ list-style: none; position: relative; display: grid; gap: 18px; padding-left: 28px; }
.ot_frise::before{ content: ""; position: absolute; left: 8px; top: 6px; bottom: 6px; width: 3px; border-radius: 3px; background: linear-gradient(var(--jaune), var(--bleu)); }
.ot_frise li{ position: relative; padding: 16px 18px; border-radius: 16px; background: #fff; border: 1px solid var(--bord); }
.ot_frise li::before{ content: ""; position: absolute; left: -27px; top: 20px; width: 15px; height: 15px; border-radius: 50%; background: #fff; border: 4px solid var(--bleu); }
.ot_frise .annee{ display: inline-block; padding: 3px 10px; border-radius: 999px; background: var(--nuit); color: var(--jaune); font-size: 12px; font-weight: 900; }
.ot_frise h3{ font-size: 17px; font-weight: 900; margin: 6px 0 4px; }
.ot_frise p{ font-size: 14px; }
.ot_equipe{ display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 220px), 1fr)); gap: 16px; }
.ot_membre{ text-align: center; padding: 22px 16px; border-radius: 20px; background: #fff; border: 1px solid var(--bord); }
.ot_avatar{ width: 112px; height: 112px; margin: 0 auto 12px; border-radius: 50%; overflow: hidden; display: grid; place-items: center; background: linear-gradient(135deg, var(--nuit), var(--bleu)); border: 4px solid var(--jaune); }
.ot_avatar img{ width: 100%; height: 100%; object-fit: cover; }
.ot_avatar span{ font-size: 34px; font-weight: 900; color: var(--jaune); }
.ot_membre h3{ font-size: 17px; font-weight: 900; }
.ot_membre .poste{ font-size: 13px; font-weight: 800; color: var(--bleu); }
.ot_membre p{ font-size: 14px; margin-top: 6px; }
.ot_reseaux{ display: flex; justify-content: center; gap: 8px; margin-top: 10px; }
.ot_reseaux a{ width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center; background: var(--fond); }
.ot_reseaux i{ font-size: 18px; color: var(--bleu); }
.ot_appel{ display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 18px; padding: clamp(22px, 4vw, 40px); border-radius: 24px; background: linear-gradient(120deg, var(--nuit), var(--bleu)); }
.ot_appel h2{ color: #fff; font-size: clamp(22px, 3vw, 30px); font-weight: 900; }
.ot_appel p{ color: #c9d6ef; font-size: 16px; }
.ot_appel div:last-child{ display: flex; flex-wrap: wrap; gap: 10px; }

/* devenir membre / partenaire */
.ot_adhesion{ display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: 26px; align-items: start; margin-top: 24px; }
.ot_avantages{ display: grid; gap: 12px; }
.ot_avantage{ display: flex; gap: 14px; padding: 16px; border-radius: 18px; background: #fff; border: 1px solid var(--bord); }
.ot_avantage i{ flex: none; display: grid; place-items: center; width: 46px; height: 46px; border-radius: 14px; background: #e8f0ff; color: var(--bleu); font-size: 22px; }
.ot_avantage h3{ font-size: 16px; font-weight: 900; }
.ot_avantage p{ font-size: 14px; }
.ot_carte_membre{ position: relative; overflow: hidden; aspect-ratio: 1.6; border-radius: 20px; padding: 22px; background: linear-gradient(135deg, var(--nuit), var(--bleu)); display: flex; flex-direction: column; justify-content: space-between; box-shadow: 0 20px 40px rgba(0,23,61,.25); }
.ot_carte_membre::after{ content: ""; position: absolute; right: -40px; top: -40px; width: 180px; height: 180px; border-radius: 50%; background: rgba(253,189,86,.25); }
.ot_carte_membre strong{ color: #fff; font-size: 22px; font-weight: 900; }
.ot_carte_membre span{ color: var(--jaune); font-size: 13px; font-weight: 800; letter-spacing: .12em; }
.ot_carte_membre small{ color: #c9d6ef; font-size: 13px; }
.ot_form{ display: grid; gap: 14px; padding: 22px; border-radius: 22px; background: #fff; border: 1px solid var(--bord); box-shadow: 0 14px 40px rgba(0,23,61,.08); }
.ot_form h2{ font-size: 22px; font-weight: 900; }
.ot_deux{ display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.ot_choix{ display: flex; flex-wrap: wrap; gap: 8px; }
.ot_choix label{ display: inline-flex; align-items: center; gap: 6px; padding: 9px 14px; border-radius: 999px; border: 1px solid #dbe4f3; background: #fff; font-size: 14px; font-weight: 700; color: var(--nuit); cursor: pointer; }
.ot_choix label:has(input:checked){ background: #e8f0ff; border-color: var(--bleu); }
.ot_choix input{ accent-color: var(--bleu); }

/* bandeau partenaires (accueil) */
.ot_partenaires{ padding: clamp(22px, 4vw, 40px); border-radius: 24px; background: var(--fond); }
.ot_partenaires_tete{ text-align: center; margin-bottom: 18px; }
.ot_partenaires_tete h2{ font-size: clamp(24px, 3vw, 32px); font-weight: 900; margin-top: 4px; }
.ot_partenaires .ot_logos{ grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
.ot_partenaires .ot_logo{ height: 90px; }
.ot_logo_vous{ background: var(--nuit) !important; border-color: var(--nuit) !important; }
.ot_logo_vous span{ color: var(--jaune); }
.ot_partenaires_appel{ display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 14px; margin-top: 18px; padding: 18px 20px; border-radius: 18px; background: var(--nuit); }
.ot_partenaires_appel strong{ color: #fff; font-size: 18px; font-weight: 900; display: block; }
.ot_partenaires_appel span{ color: #c9d6ef; font-size: 14px; }

/* ---------------------------------------------------------- responsive */
@media (max-width: 980px){
    .ot_fiche, .ot_adhesion, .ot_histoire{ grid-template-columns: minmax(0, 1fr); }
    .ot_reserver{ position: static; }
    .ot_mvo{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .ot_cas{ grid-template-columns: minmax(0, 1fr); }
    .ot_histoire_visuel{ max-width: 320px; }
}
@media (max-width: 600px){
    .ot{ width: calc(100% - 24px); margin-top: 16px; }
    .ot_tete{ border-radius: 20px; }
    .ot_tete_actions .ot_btn{ flex: 1 1 100%; }
    .ot_mvo, .ot_marches, .ot_deux{ grid-template-columns: minmax(0, 1fr); }
    .ot_infos{ margin-inline: 8px; }
    .ot_reserver{ padding: 16px; border-radius: 20px; }
    .ot_mosaique{ columns: 2 140px; }
    .ot_mobile_cta{ display: flex; position: fixed; left: 10px; right: 10px; bottom: 10px; z-index: 900; justify-content: space-between; align-items: center; gap: 10px; padding: 10px 10px 10px 16px; border-radius: 999px; background: var(--nuit); box-shadow: 0 10px 30px rgba(0,23,61,.35); }
    .ot_mobile_cta span{ color: #fff; font-size: 14px; font-weight: 800; }
    .ot_mobile_cta .ot_btn{ min-height: 44px; padding: 0 18px; }
    .ot_citation{ padding: 22px 18px 18px 48px; }
    .ot_citation::before{ left: 10px; font-size: 70px; }
}
@media (prefers-reduced-motion: reduce){ .ot a, .ot button{ transition: none; } }