.opt-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.opt-grid.opt-cols-1{grid-template-columns:1fr}.opt-grid.opt-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.opt-grid.opt-cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}.opt-card{background:#fff;border:1px solid #e3eaf0;border-radius:14px;overflow:hidden;box-shadow:0 5px 18px rgba(16,44,72,.06);display:flex;flex-direction:column}.opt-card-image{width:100%;height:200px;object-fit:cover;display:block}.opt-placeholder{background:#eaf3f2}.opt-card-body{padding:24px;display:flex;flex:1;flex-direction:column;gap:12px}.opt-card h3{font-size:20px;line-height:1.35;margin:0;color:#102c48}.opt-card h3 a,.opt-session a{color:inherit;text-decoration:none}.opt-card p{margin:0;line-height:1.6}.opt-pill{align-self:flex-start;background:#e2f4f0;color:#137e82;font-weight:700;padding:5px 11px;border-radius:30px;font-size:12px}.opt-price{font-weight:700;color:#102c48}.opt-link{margin-top:auto;color:#137e82;font-weight:700}.opt-schedule-list{display:grid;gap:12px}.opt-session{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1.2fr) auto;gap:20px;align-items:center;background:#fff;border:1px solid #e1e8ee;border-radius:12px;padding:20px}.opt-session>div{display:grid;gap:6px}.opt-session span,.opt-session small{color:#536779}.opt-button{display:inline-flex;justify-content:center;align-items:center;background:#20a99b;color:white!important;text-decoration:none;border:0;padding:12px 20px;border-radius:8px;font-weight:700;cursor:pointer;min-height:44px}.opt-button:hover,.opt-button:focus{background:#137e82}.opt-status{font-weight:700}.opt-registration{max-width:700px}.opt-registration form{display:grid;gap:16px}.opt-registration label{display:grid;gap:6px;font-weight:600;color:#102c48}.opt-registration label span{color:#bf3030}.opt-registration input:not([type=checkbox]),.opt-registration textarea{width:100%;border:1px solid #b9c7d0;border-radius:8px;padding:12px;font:inherit}.opt-registration .opt-consent{display:flex;align-items:flex-start;gap:10px;font-weight:400}.opt-registration .opt-consent input{margin-top:6px}.opt-honey{position:absolute!important;left:-10000px!important;width:1px!important;height:1px!important;overflow:hidden!important}.opt-notice{padding:14px;background:#fff4e6;border-radius:8px;margin-bottom:18px}.opt-success{background:#e2f4f0}.opt-program-facts{padding-left:22px}.opt-empty{padding:18px;border:1px dashed #cddbdc;border-radius:8px}@media(max-width:1024px){.opt-grid,.opt-grid.opt-cols-4{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:767px){.opt-grid,.opt-grid.opt-cols-2,.opt-grid.opt-cols-4{grid-template-columns:1fr}.opt-session{grid-template-columns:1fr;gap:12px}.opt-card-image{height:210px}.opt-card-body{padding:18px}}
/* Optinergi v2 — isolated single training template */
.opt-v2-page{background:#f6f8fb;min-height:70vh;padding:64px 20px;color:#172338;font-family:inherit}
.opt-v2-page,.opt-v2-page *{box-sizing:border-box}
.opt-v2-layout{width:min(1200px,100%);margin:0 auto;display:grid;grid-template-columns:minmax(0,1.8fr) minmax(310px,1fr);gap:36px;align-items:start}
.opt-v2-main{min-width:0}.opt-v2-image{border-radius:18px;overflow:hidden;margin-bottom:22px;background:#e7eef2}
.opt-v2-hero-image{display:block;width:100%;height:auto;max-height:480px;object-fit:cover}
.opt-v2-content{background:#fff;border:1px solid #dce5ec;border-radius:18px;padding:clamp(22px,3vw,40px);overflow-wrap:anywhere;box-shadow:0 8px 30px rgba(16,44,72,.035)}
.opt-v2-content h1{font-size:clamp(30px,3vw,42px);line-height:1.2;margin:0 0 24px;color:#102c48}
.opt-v2-content h2{font-size:clamp(24px,2.2vw,30px);line-height:1.25;color:#102c48;margin:32px 0 18px}
.opt-v2-content h3{font-size:21px;line-height:1.35;margin:22px 0 12px;color:#102c48}
.opt-v2-content p,.opt-v2-content li{font-size:16px;line-height:1.75;color:#263646}
.opt-v2-content img,.opt-v2-content iframe,.opt-v2-content video{max-width:100%;height:auto}
.opt-v2-content table{display:block;max-width:100%;overflow-x:auto;border-collapse:collapse}
.opt-v2-content td,.opt-v2-content th{padding:10px;border:1px solid #dce5ec;min-width:130px}
.opt-v2-side{min-width:0;position:sticky;top:104px;align-self:start}
.opt-v2-panel{background:#fff;border:2px solid #1387b6;border-radius:20px;padding:clamp(20px,2.5vw,34px);box-shadow:0 14px 36px rgba(16,44,72,.05)}
.opt-v2-panel h2{font-size:clamp(23px,2vw,27px);line-height:1.35;margin:0 0 12px;color:#172338}
.opt-v2-panel>p{color:#65758a;font-size:16px;line-height:1.65;margin:0 0 20px}
.opt-v2-panel dl{margin:0 0 26px}.opt-v2-panel dl>div{display:flex;justify-content:space-between;align-items:start;gap:14px;border-top:1px solid #dce5ec;padding:16px 0}
.opt-v2-panel dt{font-weight:400;flex:0 0 39%;color:#63738a}.opt-v2-panel dd{margin:0;flex:1;text-align:right;color:#172338;font-weight:700;overflow-wrap:anywhere}
.opt-v2-btn{display:block;text-align:center;padding:15px 12px;border-radius:10px;font-weight:700;font-size:15px;line-height:1.4;text-decoration:none!important;transition:filter .2s;margin:10px 0 0}
.opt-v2-btn:hover{filter:brightness(.94)}.opt-v2-btn:focus-visible{outline:3px solid #102c48;outline-offset:3px}
.opt-v2-btn-primary{background:#10b981;color:#fff!important}.opt-v2-btn-secondary{background:#f0f5f9;border:1px solid #c7d6e0;color:#172338!important}
.opt-v2-alert{padding:12px;border-left:3px solid #cc7722;background:#fff9e9;font-size:14px}
.opt-v2-schedule{margin-top:38px}.opt-v2-schedule .opt-session{max-width:100%}
@media(max-width:1024px){.opt-v2-layout{grid-template-columns:minmax(0,1.4fr) minmax(280px,1fr);gap:20px}.opt-v2-page{padding:40px 20px}.opt-v2-side{top:90px}.opt-v2-panel{padding:22px}}
@media(max-width:767px){.opt-v2-page{padding:22px 14px 48px}.opt-v2-layout{display:flex;flex-direction:column;gap:20px}.opt-v2-main,.opt-v2-side{width:100%;max-width:100%}.opt-v2-side{position:static;order:1}.opt-v2-main{order:0;display:contents}.opt-v2-image{order:0;width:100%;margin-bottom:0}.opt-v2-hero-image{max-height:260px}.opt-v2-content{order:2;padding:22px 18px;border-radius:14px}.opt-v2-panel{padding:22px 18px}.opt-v2-panel dl>div{gap:12px}.opt-v2-panel dt{flex-basis:42%}.opt-v2-content h1{font-size:30px}.opt-v2-btn{min-height:48px}}

/* v2.1: Responsive searchable catalog */
.opt-filter-form{display:flex;flex-wrap:wrap;gap:12px;align-items:end;margin:0 0 24px}
.opt-filter-form label{display:grid;gap:6px;flex:1 1 210px;font-weight:600;color:#102C48}
.opt-filter-form input,.opt-filter-form select{width:100%;min-width:0;padding:11px;border:1px solid #cbd5e1;border-radius:8px;background:#fff}
.opt-filter-form .opt-button{min-height:46px}
@media(max-width:767px){.opt-filter-form{display:grid;grid-template-columns:1fr}.opt-filter-form .opt-button{width:100%}}
/* v2.2 detail page */
.opt-v22-shell{max-width:1200px;margin:auto;min-width:0}.opt-breadcrumb{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:0 0 25px;font-size:14px;line-height:1.6;color:#526476}.opt-breadcrumb a{color:#137e82;text-decoration:none}.opt-breadcrumb [aria-current]{font-weight:600;color:#102c48}.opt-v22-shell .opt-v2-layout{width:100%}.opt-v22-heading{margin-bottom:22px}.opt-v22-heading h1{font-size:clamp(30px,3.1vw,44px);line-height:1.2;letter-spacing:-.025em;color:#102c48;margin:0 0 20px}.opt-v22-facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.opt-v22-fact{background:white;border:1px solid #dce5ec;border-radius:12px;padding:14px;display:flex;align-items:flex-start;gap:11px;min-width:0}.opt-v22-fact svg{flex:none;color:#137e82}.opt-v22-fact span{min-width:0}.opt-v22-fact small{display:block;color:#64748b;font-size:12px;margin-bottom:4px}.opt-v22-fact strong{display:block;color:#102c48;font-size:14px;line-height:1.5;overflow-wrap:anywhere}.opt-v22-zoom{display:block;width:100%;position:relative;border:0;padding:0;margin:0 0 24px;border-radius:16px;overflow:hidden;background:#e6eff1;cursor:zoom-in}.opt-v22-zoom .opt-v2-hero-image{width:100%;max-height:480px;object-fit:cover}.opt-v22-zoom-label{position:absolute;right:14px;bottom:14px;color:white;background:rgba(16,44,72,.84);padding:9px 13px;border-radius:8px;font-size:13px}.opt-v22-faq{margin-top:36px}.opt-v22-faq details{border:1px solid #dce5ec;border-radius:10px;background:#fff;margin:10px 0;padding:0 18px}.opt-v22-faq summary{font-weight:650;color:#102c48;cursor:pointer;padding:16px 0;line-height:1.5}.opt-v22-faq details p{margin:0 0 16px}.opt-v22-related{margin:48px 0 16px}.opt-v22-related-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px}.opt-v22-related h2{margin:0;font-size:clamp(23px,2vw,30px);color:#102c48}.opt-v22-related-head button{cursor:pointer;background:white;border:1px solid #ccd8e0;border-radius:50%;height:42px;width:42px;margin-left:7px;font-size:26px;color:#102c48}.opt-v22-track{display:flex;gap:18px;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:thin;padding:4px 2px 16px}.opt-v22-related-card{scroll-snap-align:start;flex:0 0 calc((100% - 54px)/4);background:white;border:1px solid #dce5ec;border-radius:14px;overflow:hidden;min-width:0}.opt-v22-related-card img,.opt-v22-no-image{width:100%;aspect-ratio:16/10;object-fit:cover;background:#e8f0f2;display:block}.opt-v22-related-card a{text-decoration:none;color:#102c48}.opt-v22-related-card h3{font-size:17px;line-height:1.4;padding:15px 15px 5px;margin:0}.opt-v22-related-card p{margin:0;padding:0 15px 16px;color:#137e82;font-weight:650}.opt-v22-dialog{border:0;border-radius:12px;padding:12px;max-width:min(95vw,1100px);max-height:95vh;background:#101a26;color:white;position:fixed}.opt-v22-dialog::backdrop{background:rgba(0,0,0,.85)}.opt-v22-dialog img{max-width:calc(95vw - 24px);max-height:calc(90vh - 24px);object-fit:contain;display:block}.opt-v22-close{position:absolute;top:10px;right:10px;background:#fff;color:#102c48;border:0;border-radius:50%;font-size:26px;width:40px;height:40px;cursor:pointer}.opt-v22-mobile-bar{display:none}.opt-v22-shell .opt-v2-content{overflow-wrap:break-word}.opt-v22-shell .opt-v2-content h1{display:none}.opt-v22-shell .opt-v2-side{top:105px}
@media(max-width:1024px){.opt-v22-related-card{flex-basis:calc((100% - 18px)/2)}.opt-v22-facts{grid-template-columns:1fr 1fr}}
@media(max-width:767px){.opt-v2-page{padding-bottom:110px}.opt-v22-shell .opt-v2-layout{display:flex;flex-direction:column;gap:18px}.opt-v22-shell .opt-v2-main{display:block;order:0;width:100%}.opt-v22-shell .opt-v2-side{order:1;position:static;width:100%}.opt-v22-facts{grid-template-columns:1fr 1fr;gap:8px}.opt-v22-fact{padding:11px 9px;gap:7px}.opt-v22-fact strong{font-size:12px}.opt-v22-fact small{font-size:11px}.opt-v22-fact svg{width:19px;height:19px}.opt-v22-zoom .opt-v2-hero-image{max-height:270px}.opt-v22-related{margin-top:30px}.opt-v22-related-card{flex-basis:82%}.opt-v22-related-head button{width:38px;height:38px}.opt-v22-mobile-bar{display:flex;position:fixed;z-index:1000;bottom:0;left:0;right:0;align-items:center;gap:12px;padding:12px max(16px,env(safe-area-inset-right)) calc(12px + env(safe-area-inset-bottom));background:#fff;box-shadow:0 -5px 24px rgba(16,44,72,.16);border-top:1px solid #dce5ec}.opt-v22-mobile-price{display:flex;flex-direction:column;min-width:0;flex:1}.opt-v22-mobile-price small{font-size:11px;color:#64748b}.opt-v22-mobile-price strong{font-size:clamp(13px,3.5vw,18px);color:#102c48;overflow-wrap:anywhere}.opt-v22-mobile-bar>a{display:inline-flex;align-items:center;justify-content:center;min-height:48px;border-radius:8px;padding:9px 14px;background:#10b981;color:white!important;text-decoration:none!important;font-size:13px;font-weight:750;text-align:center;max-width:54%}}
@media(max-width:350px){.opt-v22-facts{grid-template-columns:1fr}.opt-v22-mobile-bar>a{padding:9px 10px}}