:root{
  --rc-yellow:#facc15;
  --rc-orange:#fb923c;
  --rc-green:#16a34a;
  --rc-soft:#f8faff;
}
.raster-course-main{max-width:1460px}
.raster-hero{display:grid;grid-template-columns:1.3fr .7fr;gap:22px;padding:34px;border:1px solid var(--art-line);border-radius:30px;background:linear-gradient(135deg,rgba(250,204,21,.13),rgba(37,99,235,.10) 48%,rgba(109,74,255,.10)),var(--art-panel);box-shadow:var(--art-shadow);overflow:hidden;position:relative}
.raster-hero:after{content:"";position:absolute;right:-80px;top:-100px;width:300px;height:300px;border-radius:50%;background:linear-gradient(135deg,#facc15,#fb923c,#6d4aff);opacity:.12}
.raster-hero-copy{position:relative;z-index:1}.raster-hero h1{font-size:clamp(2.5rem,5vw,4.8rem);letter-spacing:-.05em;line-height:.98;margin:17px 0 14px}.raster-hero h1 span{color:var(--art-blue)}
.raster-hero p{max-width:790px;color:var(--art-muted);font-size:16px;line-height:1.65}.raster-hero-actions{display:flex;gap:9px;flex-wrap:wrap;margin-top:20px}
.raster-hero-stats{display:grid;grid-template-columns:1fr 1fr;gap:10px;align-content:center;position:relative;z-index:1}.raster-hero-stats div{padding:17px;border-radius:19px;border:1px solid var(--art-line);background:color-mix(in srgb,var(--art-panel) 88%,transparent)}.raster-hero-stats strong{display:block;font-size:28px}.raster-hero-stats span{font-size:11px;color:var(--art-muted);font-weight:750}
.raster-progress-card{display:grid;grid-template-columns:auto minmax(180px,1fr) auto;gap:13px;align-items:center;padding:12px 15px;margin:14px 0;border:1px solid var(--art-line);border-radius:16px;background:var(--art-panel)}.progress-copy{display:grid}.progress-copy strong{font-size:13px}.progress-copy span{font-size:10px;color:var(--art-muted)}.progress-track{height:9px;border-radius:999px;background:#e9eef6;overflow:hidden}.progress-track span{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--art-blue),var(--art-violet));transition:width .25s ease}.progress-reset{border:0;background:transparent;color:var(--art-muted);font-size:10px;font-weight:800;cursor:pointer}
.raster-shell{display:grid;grid-template-columns:305px minmax(0,1fr);gap:16px;align-items:start}.raster-sidebar{position:sticky;top:66px;max-height:calc(100vh - 82px);overflow:hidden;border:1px solid var(--art-line);border-radius:20px;background:var(--art-panel);box-shadow:0 10px 30px rgba(15,23,42,.05)}.sidebar-top{padding:12px;border-bottom:1px solid var(--art-line)}.lesson-search-wrap{display:grid;gap:5px;font-size:10px;color:var(--art-muted);font-weight:850}.lesson-search-wrap input{width:100%;min-height:38px;border:1px solid var(--art-line);border-radius:10px;padding:7px 10px;background:var(--art-panel);color:var(--art-ink);font:inherit}.mobile-lessons-toggle{display:none}.lesson-nav{max-height:calc(100vh - 160px);overflow:auto;padding:9px}.module-nav{margin-bottom:8px}.module-nav-title{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:8px 7px 5px;font-size:10px;font-weight:950;color:var(--art-ink);text-transform:uppercase;letter-spacing:.04em}.module-nav-title span{font-size:9px;color:var(--art-muted);font-weight:800}.lesson-nav-btn{width:100%;display:grid;grid-template-columns:28px 1fr auto;gap:7px;align-items:center;text-align:left;border:0;border-radius:10px;background:transparent;padding:7px;cursor:pointer;color:var(--art-muted)}.lesson-nav-btn:hover{background:#f1f5fb;color:var(--art-blue)}.lesson-nav-btn.active{background:#eaf2ff;color:#174da5}.lesson-nav-btn.done .lesson-number{background:#dcfce7;color:#166534}.lesson-number{width:26px;height:26px;border-radius:8px;background:#f1f5f9;display:grid;place-items:center;font-size:9px;font-weight:950}.lesson-nav-copy strong{display:block;font-size:10.5px;line-height:1.15}.lesson-nav-copy small{display:block;margin-top:2px;font-size:8.5px;color:var(--art-muted)}.lesson-done-mark{font-size:12px;color:var(--art-green)}
.lesson-stage{min-width:0;border:1px solid var(--art-line);border-radius:22px;background:var(--art-panel);box-shadow:0 12px 34px rgba(15,23,42,.05);overflow:hidden}.lesson-loading{padding:40px;text-align:center;color:var(--art-muted)}
.lesson-head{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:15px;padding:22px 23px;border-bottom:1px solid var(--art-line);background:linear-gradient(135deg,rgba(37,99,235,.06),rgba(250,204,21,.07))}.lesson-eyebrow{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:7px}.lesson-chip{display:inline-flex;padding:5px 8px;border-radius:999px;background:#eef4ff;color:#2557a7;font-size:9px;font-weight:900}.lesson-chip.source{background:#fff7d6;color:#8a5b00}.lesson-title{margin:0;font-size:clamp(1.65rem,3vw,2.55rem);letter-spacing:-.03em}.lesson-subtitle{margin:6px 0 0;color:var(--art-muted);line-height:1.5}.lesson-nav-arrows{display:flex;gap:6px;align-items:start}.lesson-arrow{width:38px;height:38px;border:1px solid var(--art-line);border-radius:10px;background:var(--art-panel);font-weight:950;cursor:pointer}.lesson-arrow:disabled{opacity:.35;cursor:not-allowed}
.lesson-body{padding:19px}.lesson-two-col{display:grid;grid-template-columns:minmax(320px,.9fr) minmax(0,1.1fr);gap:18px;align-items:start}.reference-card{border:1px solid var(--art-line);border-radius:18px;background:#fbfcff;overflow:hidden}.reference-image-wrap{min-height:330px;display:grid;place-items:center;padding:12px;background:white;cursor:zoom-in}.reference-image-wrap img{max-width:100%;max-height:520px;object-fit:contain;border-radius:10px}.reference-placeholder{min-height:330px;padding:28px;display:grid;place-items:center;text-align:center;color:var(--art-muted);background:radial-gradient(circle at 20% 20%,rgba(250,204,21,.13),transparent 28%),#fbfcff}.reference-placeholder .big-icon{font-size:70px}.reference-caption{padding:10px 12px;border-top:1px solid var(--art-line);font-size:10px;color:var(--art-muted)}
.lesson-info-stack{display:grid;gap:10px}.lesson-box{padding:13px 14px;border:1px solid var(--art-line);border-radius:15px;background:var(--art-panel)}.lesson-box h3{margin:0 0 7px;font-size:12px}.lesson-box p{margin:0;color:var(--art-muted);font-size:11.5px;line-height:1.55}.tools-list{display:flex;gap:6px;flex-wrap:wrap}.tool-chip{padding:5px 8px;border-radius:999px;background:#f1f5f9;color:#45566e;font-size:9px;font-weight:850}.lesson-timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}.lesson-timeline span{display:grid;gap:2px;padding:7px;border-radius:9px;background:#f7f9fc;text-align:center;font-size:8px;color:var(--art-muted)}.lesson-timeline strong{font-size:10px;color:var(--art-ink)}
.steps-section{margin-top:17px}.steps-section h2,.selfcheck h2{font-size:17px;margin:0 0 10px}.steps-list{display:grid;gap:8px}.step-item{display:grid;grid-template-columns:auto 1fr;gap:10px;align-items:start;padding:10px 11px;border:1px solid var(--art-line);border-radius:12px;background:#fff}.step-item input{width:19px;height:19px;margin-top:1px;accent-color:var(--art-blue)}.step-item.done{background:#f2fbf5;border-color:#cdebd7}.step-number{font-size:9px;color:var(--art-blue);font-weight:950;margin-bottom:2px}.step-copy{font-size:11.5px;line-height:1.45;color:#35445d}.lesson-actions-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}.tip-card,.challenge-card{padding:14px;border-radius:15px;border:1px solid var(--art-line)}.tip-card{background:#f3f8ff}.challenge-card{background:#fff9df}.tip-card strong,.challenge-card strong{display:block;margin-bottom:4px;font-size:11px}.tip-card p,.challenge-card p{margin:0;font-size:11px;line-height:1.5;color:#52647b}.selfcheck{margin-top:15px;padding:14px;border:1px solid var(--art-line);border-radius:15px;background:#fbfcff}.check-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:7px}.check-item{display:flex;gap:7px;align-items:flex-start;font-size:10.5px;color:#475569}.check-item input{accent-color:var(--art-green);margin-top:2px}.lesson-footer-actions{display:flex;justify-content:space-between;gap:9px;align-items:center;flex-wrap:wrap;padding:15px 19px;border-top:1px solid var(--art-line);background:#fafcff}.complete-lesson{border:0;border-radius:12px;min-height:42px;padding:0 15px;background:linear-gradient(135deg,var(--art-green),#22c55e);color:#fff;font-weight:900;cursor:pointer}.complete-lesson.done{background:#e8f8ee;color:#166534;border:1px solid #bce2c9}.lesson-next-btn{border:1px solid var(--art-line);border-radius:12px;min-height:42px;padding:0 15px;background:var(--art-panel);font-weight:850;cursor:pointer}
.bonus-missions{margin-top:22px;padding:23px;border:1px solid var(--art-line);border-radius:22px;background:var(--art-panel)}.bonus-missions h2{margin:9px 0 5px}.bonus-missions>div>p{color:var(--art-muted);margin:0 0 14px}.bonus-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:9px}.bonus-grid div{padding:12px;border:1px solid var(--art-line);border-radius:13px;background:#fbfcff}.bonus-grid strong{display:block;font-size:11px}.bonus-grid span{display:block;margin-top:3px;font-size:9.5px;color:var(--art-muted);line-height:1.4}
.course-lightbox{position:fixed;inset:0;z-index:999;background:rgba(4,9,18,.88);display:grid;place-items:center;padding:28px}.course-lightbox[hidden]{display:none}.course-lightbox img{max-width:min(1200px,94vw);max-height:90vh;object-fit:contain;background:#fff;border-radius:12px}.lightbox-close{position:fixed;right:18px;top:18px;width:44px;height:44px;border:0;border-radius:999px;background:white;font-size:25px;cursor:pointer}
@media(max-width:1050px){.raster-hero{grid-template-columns:1fr}.raster-hero-stats{grid-template-columns:repeat(4,1fr)}.raster-shell{grid-template-columns:1fr}.raster-sidebar{position:static;max-height:none}.lesson-nav{max-height:none}.lesson-two-col{grid-template-columns:1fr}.reference-image-wrap{min-height:280px}.bonus-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:700px){.raster-course-main{padding:10px 8px 35px}.raster-hero{padding:20px 16px;border-radius:20px}.raster-hero h1{font-size:2.45rem}.raster-hero p{font-size:13px}.raster-hero-stats{grid-template-columns:1fr 1fr}.raster-hero-stats div{padding:11px}.raster-hero-stats strong{font-size:21px}.raster-progress-card{grid-template-columns:1fr auto}.progress-track{grid-column:1/-1;grid-row:2}.raster-shell{gap:9px}.raster-sidebar{border-radius:14px}.sidebar-top{display:grid;grid-template-columns:1fr auto;gap:7px;align-items:end}.mobile-lessons-toggle{display:block;height:38px;border:1px solid var(--art-line);border-radius:10px;background:var(--art-panel);font-size:10px;font-weight:850}.lesson-nav{display:none;border-top:1px solid var(--art-line)}.raster-sidebar.open .lesson-nav{display:block}.lesson-head{grid-template-columns:1fr;padding:16px}.lesson-nav-arrows{position:absolute;right:17px;margin-top:-3px}.lesson-title{padding-right:85px;font-size:1.65rem}.lesson-body{padding:11px}.lesson-two-col{gap:10px}.reference-image-wrap{min-height:220px;padding:7px}.lesson-timeline{grid-template-columns:1fr 1fr}.lesson-actions-grid{grid-template-columns:1fr}.check-grid{grid-template-columns:1fr}.step-item{padding:9px}.lesson-footer-actions{padding:11px}.complete-lesson,.lesson-next-btn{width:100%}.bonus-missions{padding:16px;margin-top:12px}.bonus-grid{grid-template-columns:1fr}.course-lightbox{padding:10px}.lightbox-close{right:8px;top:8px}}


/* ===== v2: деталізовані кроки + кабінет учня ===== */
.student-sync-notice{
  margin:14px 0;padding:12px 14px;border:1px solid #bed7ff;border-radius:15px;
  background:#eef5ff;display:flex;align-items:center;gap:10px;flex-wrap:wrap;color:#34516f
}
.student-sync-notice strong{color:#174da5}
.student-sync-notice span{flex:1;min-width:240px;font-size:11px}
.student-sync-notice a,.progress-dashboard-link{
  color:#174da5;font-weight:900;text-decoration:none;font-size:10px
}
.section-title-row{display:flex;justify-content:space-between;gap:12px;align-items:end;margin-bottom:10px}
.section-title-row h2{margin:0!important}
.section-title-row p{margin:3px 0 0;color:var(--art-muted);font-size:10px}
.step-progress{padding:5px 9px;border-radius:999px;background:#eef4ff;color:#2557a7;font-size:10px;font-weight:950}
.steps-list.detailed{gap:9px}
.detailed-step{grid-template-columns:auto 1fr!important;padding:12px!important}
.step-content{display:grid;gap:5px}
.step-topline{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.step-topline strong{font-size:12px;color:#25364e}
.step-meta,.step-checkpoint{
  display:block;padding:6px 8px;border-radius:8px;font-size:9.5px;line-height:1.35
}
.step-meta{background:#f4f7fb;color:#52647b}
.step-checkpoint{background:#fff9df;color:#6f5700}
.step-item.done .step-checkpoint{background:#e9f9ef;color:#166534}

.submission-panel{
  margin-top:16px;padding:15px;border:1px solid var(--art-line);border-radius:16px;background:#fbfcff
}
.submission-panel.locked{display:flex;align-items:center;justify-content:space-between;gap:12px}
.submission-panel.locked p,.submission-head p{margin:4px 0 0;color:var(--art-muted);font-size:10.5px;line-height:1.45}
.submission-login,.submission-submit{
  display:inline-flex;min-height:38px;align-items:center;justify-content:center;padding:7px 12px;
  border:0;border-radius:10px;background:linear-gradient(135deg,var(--art-blue),var(--art-violet));
  color:white;text-decoration:none;font-weight:900;font-size:10px;cursor:pointer
}
.submission-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(230px,.75fr);gap:12px;align-items:start}
.submission-status,.submission-empty{padding:10px;border-radius:11px;font-size:10px}
.submission-status strong,.submission-status span{display:block}
.submission-status a{display:inline-block;margin-top:6px;color:inherit;font-weight:900}
.submission-status p{margin:6px 0 0!important}
.submission-status.pending{background:#fff8df;color:#7a5700}
.submission-status.accepted{background:#eaf9ef;color:#166534}
.submission-status.revision{background:#fff0f0;color:#a52121}
.submission-empty{background:#f2f5f9;color:#667085}
.submission-form{display:grid;grid-template-columns:1fr 1fr auto;gap:9px;align-items:end;margin-top:12px}
.submission-form label{display:grid;gap:5px;font-size:10px;font-weight:850;color:#475569}
.submission-form input[type=file],.submission-form textarea{
  width:100%;min-height:40px;border:1px solid var(--art-line);border-radius:9px;background:#fff;padding:7px;font:inherit
}
.submission-form textarea{min-height:64px;resize:vertical}
.submission-form small{color:var(--art-muted);font-size:8.5px}
.upload-message{grid-column:1/-1;font-size:10px;color:#a52121}

@media(max-width:700px){
  .section-title-row{align-items:flex-start}
  .submission-panel.locked{align-items:flex-start;flex-direction:column}
  .submission-head{grid-template-columns:1fr}
  .submission-form{grid-template-columns:1fr}
  .submission-submit{min-height:46px}
}


/* Оновлення v2.1: українська локалізація та збільшена читабельність */
.raster-course-main{font-size:18px;line-height:1.65}
.raster-hero p{font-size:18px;line-height:1.75}
.raster-hero-stats span{font-size:13px}
.progress-copy strong{font-size:15px}
.progress-copy span,.progress-reset{font-size:12px}
.lesson-search-wrap{font-size:13px}
.lesson-search-wrap input{min-height:46px;padding:10px 12px;font-size:16px}
.module-nav-title{font-size:12px}
.module-nav-title span{font-size:11px}
.lesson-number{width:30px;height:30px;font-size:12px}
.lesson-nav-copy strong{font-size:13.5px;line-height:1.25}
.lesson-nav-copy small{font-size:11px}
.lesson-done-mark{font-size:15px}
.lesson-chip{padding:6px 10px;font-size:12px}
.lesson-subtitle{font-size:18px;line-height:1.65}
.reference-caption{font-size:13px;line-height:1.55}
.lesson-box h3{font-size:16px}
.lesson-box p{font-size:15px;line-height:1.7}
.tool-chip{padding:6px 10px;font-size:12.5px}
.lesson-timeline span{font-size:11px}
.lesson-timeline strong{font-size:13px}
.steps-section h2,.selfcheck h2,.bonus-missions h2{font-size:24px}
.step-item{padding:14px}
.step-number{font-size:12px}
.step-copy{font-size:16px;line-height:1.7}
.tip-card strong,.challenge-card strong{font-size:15px}
.tip-card p,.challenge-card p{font-size:15px;line-height:1.7}
.check-item{font-size:15px;line-height:1.6}
.complete-lesson,.lesson-next-btn{min-height:48px;padding:0 18px;font-size:15px}
.bonus-grid strong{font-size:15px}
.bonus-grid span{font-size:13px;line-height:1.55}
.student-sync-notice span,.section-title-row p,.step-progress{font-size:13px}
.step-topline strong{font-size:16px}
.step-inline-note{font-size:12px;line-height:1.5}
.submission-panel.locked p,.submission-head p,.submission-status,.submission-empty,.submission-form label,.upload-message{font-size:13px}
.submission-login,.submission-submit{font-size:14px;min-height:46px}
.submission-form input[type=file],.submission-form textarea{font-size:15px}
.submission-form small{font-size:11px;line-height:1.45}
@media(max-width:700px){
  .raster-course-main{font-size:16px}
  .raster-hero p{font-size:16px}
  .mobile-lessons-toggle{font-size:13px;min-height:42px;padding:0 12px}
  .lesson-title{font-size:1.95rem}
  .lesson-subtitle{font-size:16px}
  .lesson-box h3{font-size:15px}
  .lesson-box p,.step-copy,.tip-card p,.challenge-card p,.check-item{font-size:15px}
  .lesson-chip,.tool-chip,.step-progress{font-size:12px}
  .complete-lesson,.lesson-next-btn,.submission-submit,.submission-login{font-size:15px}
}


/* Raster course v3 example styling */
.reference-card{box-shadow:0 12px 30px rgba(18,35,67,.06)}
.reference-card-head{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:14px 16px;border-bottom:1px solid var(--art-line);background:linear-gradient(180deg,#ffffff 0%,#f7f9ff 100%)}
.reference-card-head strong{display:block;font-size:17px;line-height:1.25;color:var(--art-ink)}
.reference-card-head small{font-size:12px;color:var(--art-muted)}
.reference-badge{display:inline-flex;align-items:center;gap:6px;padding:5px 10px;border-radius:999px;background:#eaf1ff;color:#2250d9;font-size:12px;font-weight:800;margin-bottom:6px}
.reference-image-wrap{position:relative;min-height:340px;padding:18px;background:linear-gradient(180deg,#ffffff 0%,#f5f7fb 100%)}
.reference-image-wrap img{width:100%;max-width:100%;max-height:620px;object-fit:contain;border-radius:14px;box-shadow:0 10px 28px rgba(30,41,59,.08)}
.reference-zoom-btn{position:absolute;right:16px;bottom:16px;border:0;border-radius:999px;padding:10px 14px;font-size:13px;font-weight:800;background:rgba(11,18,32,.85);color:#fff;cursor:pointer;box-shadow:0 8px 18px rgba(11,18,32,.18)}
.reference-caption{padding:14px 16px;border-top:1px solid var(--art-line);font-size:14px;line-height:1.6;color:#44506a;background:#fff}
.reference-observe{padding:0 16px 16px;background:#fff}
.reference-observe strong{display:block;margin-bottom:10px;font-size:14px;color:var(--art-ink)}
.reference-observe ul{margin:0;padding-left:18px;display:grid;gap:8px}
.reference-observe li{font-size:14px;line-height:1.5;color:#4b5770}
@media(max-width:700px){
  .reference-card-head{padding:12px 14px;align-items:flex-start;flex-direction:column}
  .reference-card-head strong{font-size:15px}
  .reference-image-wrap{min-height:250px;padding:10px}
  .reference-image-wrap img{max-height:420px}
  .reference-zoom-btn{right:10px;bottom:10px;padding:8px 12px;font-size:12px}
  .reference-caption,.reference-observe li{font-size:13px}
}


/* v3.2 — публічне оформлення курсу «Растрова графіка» */
.raster-hero{
  grid-template-columns:minmax(0,1.15fr) minmax(360px,.65fr);
  gap:34px;
  padding:42px;
  align-items:center;
}
.raster-hero-copy{min-width:0;max-width:900px}
.raster-hero h1{
  max-width:900px;
  margin:20px 0 18px;
  font-size:clamp(3rem,4.7vw,5.15rem);
  line-height:.98;
  letter-spacing:-.055em;
  text-wrap:balance;
}
.raster-hero h1 span{
  display:inline;
  background:linear-gradient(90deg,#2563eb,#6d4aff,#e58a18);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.raster-public-lead{
  max-width:800px!important;
  margin:0!important;
  font-size:18px!important;
  line-height:1.75!important;
  color:#62718b!important;
}
.raster-public-features{
  display:flex;flex-wrap:wrap;gap:9px 15px;margin-top:18px;
}
.raster-public-features span{
  display:inline-flex;align-items:center;min-height:34px;padding:6px 11px;
  border:1px solid #dce5f3;border-radius:999px;background:rgba(255,255,255,.72);
  color:#465773;font-size:13px;font-weight:800;
}
.raster-hero-actions{margin-top:24px;gap:10px}
.raster-hero-actions .art-btn{min-height:48px;padding:0 19px;font-size:15px}
.raster-hero-stats{gap:12px}
.raster-hero-stats div{
  min-height:138px;padding:22px;border-radius:22px;
  display:flex;flex-direction:column;justify-content:center;
}
.raster-hero-stats strong{font-size:34px;line-height:1}
.raster-hero-stats span{margin-top:14px;font-size:13px;line-height:1.35}
.lesson-chip.source{display:none!important}
@media(max-width:1180px){
  .raster-hero{grid-template-columns:1fr;padding:34px}
  .raster-hero-copy{max-width:none}
  .raster-hero h1{max-width:100%;font-size:clamp(3rem,7vw,4.6rem)}
  .raster-hero-stats{grid-template-columns:repeat(4,minmax(0,1fr))}
  .raster-hero-stats div{min-height:112px}
}
@media(max-width:760px){
  .raster-hero{padding:24px 18px;gap:24px}
  .raster-hero h1{font-size:clamp(2.45rem,12vw,3.4rem);line-height:1.02;margin-top:16px}
  .raster-public-lead{font-size:16px!important;line-height:1.65!important}
  .raster-public-features{gap:7px}
  .raster-public-features span{font-size:12px;min-height:32px}
  .raster-hero-stats{grid-template-columns:1fr 1fr}
  .raster-hero-stats div{min-height:100px;padding:15px}
  .raster-hero-stats strong{font-size:27px}
  .raster-hero-stats span{margin-top:8px;font-size:12px}
  .raster-hero-actions{display:grid;grid-template-columns:1fr 1fr}
  .raster-hero-actions .art-btn{width:100%;padding:0 12px}
  .raster-hero-actions .art-btn:last-child:nth-child(3){grid-column:1/-1}
}
@media(max-width:420px){
  .raster-hero-actions{grid-template-columns:1fr}
  .raster-hero-actions .art-btn:last-child:nth-child(3){grid-column:auto}
}