/* =====================================================================
   Případové studie / reference (např. /reference/masaze-berankova/).
   Načítá se jen na stránce reference, navazuje na proměnné ze style.css
   (--bg, --surface, --blue, --radius, --shadow ...). Žádné :root ani body
   se tu záměrně nedefinuje, aby se nebilo s globálním webem.
   Bez inline stylů - kvůli striktní CSP webu.
   ===================================================================== */

.cs-wrap{max-width:1080px;margin:0 auto;padding:0 20px}
.cs-section{padding:56px 0;border-top:1px solid var(--line)}
.cs-section:first-of-type{border-top:0}
.cs-section h1,.cs-section h2,.cs-section h3{line-height:1.2;margin:0 0 .5em}
.cs-section h2{font-size:clamp(1.4rem,3.4vw,2.1rem);letter-spacing:-.01em}
.cs-section h3{font-size:clamp(1.05rem,2.2vw,1.25rem)}
.cs-section p{margin:0 0 1em}
.cs-lead{font-size:clamp(1.05rem,2.2vw,1.3rem);color:var(--muted);max-width:62ch}
.cs-muted{color:var(--muted)}

/* Ukazatel postupu čtení */
.cs-progress{position:fixed;top:0;left:0;right:0;height:3px;z-index:200;background:linear-gradient(90deg,var(--blue),var(--cyan));transform:scaleX(0);transform-origin:0 50%;will-change:transform}

/* Hero s animovaným pozadím a plovoucími světly */
.cs-hero{position:relative;overflow:hidden;padding:calc(var(--header) + 48px) 0 48px;background:linear-gradient(160deg,var(--surface2) 0%,var(--bg) 70%);border-bottom:1px solid var(--line)}
.cs-hero::before,.cs-hero::after{content:"";position:absolute;border-radius:50%;filter:blur(60px);opacity:.5;z-index:0;pointer-events:none}
.cs-hero::before{width:420px;height:420px;top:-120px;right:-60px;background:radial-gradient(circle,rgba(36,120,255,.35),transparent 70%);animation:cs-float 14s ease-in-out infinite}
.cs-hero::after{width:320px;height:320px;bottom:-120px;left:-40px;background:radial-gradient(circle,rgba(119,212,255,.28),transparent 70%);animation:cs-float 18s ease-in-out infinite reverse}
.cs-hero .cs-wrap{position:relative;z-index:1}
@keyframes cs-float{0%,100%{transform:translate(0,0)}50%{transform:translate(-24px,26px)}}
.cs-hero h1{font-size:clamp(1.9rem,5vw,3.1rem);letter-spacing:-.02em;line-height:1.15;margin:0 0 .5em;max-width:20ch}
.cs-crumbs{font-size:.9rem;color:var(--muted);margin-bottom:1.5rem}
.cs-eyebrow{display:inline-block;font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;font-weight:700;color:var(--blue);background:var(--surface2);padding:.35rem .75rem;border-radius:999px;margin-bottom:1rem;border:1px solid var(--line)}
.cs-actions{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:1.75rem}
.cs-actions--center{justify-content:center}
.cs-btn{display:inline-block;padding:.85rem 1.4rem;border-radius:14px;font-weight:600;border:1px solid transparent;text-align:center;text-decoration:none;cursor:pointer}
.cs-btn--primary{background:var(--blue);color:#fff}
.cs-btn--primary:hover{background:var(--blue2);text-decoration:none}
.cs-btn--ghost{background:transparent;color:var(--text);border-color:var(--line)}
.cs-btn--ghost:hover{border-color:var(--blue);color:var(--blue);text-decoration:none}

/* Meta karty */
.cs-meta{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;margin-top:2.5rem;grid-template-columns:repeat(auto-fit,minmax(min(190px,100%),1fr))}
.cs-meta div{background:var(--surface);padding:1.1rem 1.25rem}
.cs-meta dt{font-size:.78rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);font-weight:700}
.cs-meta dd{margin:.3rem 0 0;font-weight:600}

/* Mřížky a karty */
.cs-grid{display:grid;gap:1.25rem;grid-template-columns:repeat(auto-fit,minmax(min(280px,100%),1fr))}
.cs-grid--3{grid-template-columns:repeat(auto-fit,minmax(min(240px,100%),1fr))}
.cs-card{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.5rem 1.5rem 1.25rem;box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s,border-color .25s}
.cs-card:hover{transform:translateY(-4px);border-color:color-mix(in srgb,var(--blue) 40%,var(--line));box-shadow:0 30px 60px rgba(36,120,255,.14)}
.cs-card h3{margin-top:0}
.cs-card p:last-child{margin-bottom:0}
.cs-card__icon{display:inline-flex;align-items:center;justify-content:center;width:46px;height:46px;border-radius:14px;background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;font-size:1.3rem;margin-bottom:.9rem;box-shadow:0 8px 20px rgba(36,120,255,.28)}

/* Seznamy */
.cs-list{margin:0;padding:0;list-style:none}
.cs-list li{position:relative;padding-left:1.6rem;margin-bottom:.6rem}
.cs-list li::before{content:"\2713";position:absolute;left:0;top:0;color:var(--blue);font-weight:700}

/* Kroky */
.cs-steps{counter-reset:step;display:grid;gap:1rem;margin-top:1.5rem}
.cs-step{display:grid;grid-template-columns:auto 1fr;gap:1rem;align-items:start;background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:1.1rem 1.25rem}
.cs-step{transition:transform .2s,border-color .2s}
.cs-step:hover{transform:translateX(4px);border-color:color-mix(in srgb,var(--blue) 35%,var(--line))}
.cs-step__num{counter-increment:step;width:34px;height:34px;flex:none;border-radius:50%;background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 16px rgba(36,120,255,.3)}
.cs-step__num::before{content:counter(step)}
.cs-step h3{margin:0 0 .25rem;font-size:1.05rem}
.cs-step p{margin:0;color:var(--muted)}

/* Tabulka */
.cs-table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);margin-top:1.5rem}
table.cs-table{width:100%;border-collapse:collapse;min-width:520px}
table.cs-table th,table.cs-table td{padding:.85rem 1rem;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
table.cs-table th{background:var(--surface2);font-size:.85rem;text-transform:uppercase;letter-spacing:.06em}
table.cs-table tr:last-child td{border-bottom:0}

/* Zvýrazněný panel + citace */
.cs-panel{background:var(--surface2);border:1px solid var(--line);border-radius:var(--radius);padding:1.75rem;margin-top:1.5rem}
.cs-panel h3{margin-top:0}

/* Štítky */
.cs-tags{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1.25rem;padding:0;list-style:none}
.cs-tags li{font-size:.85rem;padding:.35rem .75rem;border-radius:999px;background:var(--surface);border:1px solid var(--line);color:var(--muted)}

/* Čísla / výsledky */
.cs-numbers{display:grid;gap:1.25rem;grid-template-columns:repeat(auto-fit,minmax(min(200px,100%),1fr));margin-top:1.5rem}
.cs-number{position:relative;overflow:hidden;background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:1.75rem 1.25rem;text-align:center;transition:transform .25s,box-shadow .25s}
.cs-number::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--blue),var(--cyan))}
.cs-number:hover{transform:translateY(-4px);box-shadow:0 24px 50px rgba(36,120,255,.16)}
.cs-number strong{display:block;font-size:2.4rem;line-height:1.15;font-weight:800;background:linear-gradient(135deg,var(--blue),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.cs-number span{color:var(--muted);font-size:.95rem}

/* FAQ */
.cs-faq details{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:1rem 1.25rem;margin-bottom:.75rem}
.cs-faq summary{cursor:pointer;font-weight:600;list-style:none}
.cs-faq summary::-webkit-details-marker{display:none}
.cs-faq summary::after{content:"+";float:right;color:var(--blue);font-weight:700}
.cs-faq details[open] summary::after{content:"\2013"}
.cs-faq p{margin:.75rem 0 0;color:var(--muted)}

/* Závěrečné CTA */
.cs-cta{background:linear-gradient(140deg,var(--navy) 0%,var(--navy2) 100%);color:#f4f8ff;border-radius:var(--radius);padding:2.5rem;text-align:center;margin:56px 0}
.cs-cta h2{color:#fff;margin-top:0}
.cs-cta p{color:#c9d8ee;max-width:56ch;margin-left:auto;margin-right:auto}
.cs-cta .cs-btn--ghost{color:#f4f8ff;border-color:rgba(255,255,255,.35)}
.cs-cta .cs-btn--ghost:hover{color:#fff;border-color:#fff}

/* ---- Obrázky v mockup rámečku (okno prohlížeče) ---- */
figure.cs-shot{margin:2rem 0 0}
.cs-mockup{border-radius:16px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);background:var(--surface);transition:transform .3s,box-shadow .3s}
.cs-mockup:hover{transform:translateY(-6px);box-shadow:0 40px 80px rgba(7,27,54,.22)}
.cs-mockup__bar{display:flex;align-items:center;gap:8px;padding:11px 16px;background:var(--surface2);border-bottom:1px solid var(--line)}
.cs-mockup__bar i{width:11px;height:11px;border-radius:50%;background:var(--line);flex:none}
.cs-mockup__bar i:nth-child(1){background:#ff5f57}
.cs-mockup__bar i:nth-child(2){background:#febc2e}
.cs-mockup__bar i:nth-child(3){background:#28c840}
.cs-mockup__url{margin-left:10px;font-size:.8rem;color:var(--muted);background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:4px 12px;flex:1;max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cs-mockup img{width:100%;height:auto;display:block}
figure.cs-shot figcaption{font-size:.9rem;color:var(--muted);margin-top:.75rem;text-align:center}

/* Utility místo inline stylů (CSP) */
.cs-mt-xs{margin-top:1rem}
.cs-mt-sm{margin-top:1.25rem}
.cs-mt{margin-top:1.5rem}
.cs-mt-lg{margin-top:1.75rem}
.cs-mt-xl{margin-top:2rem}
.cs-mb0{margin-bottom:0}

/* Klidové zobrazení pro uživatele, kteří nechtějí pohyb */
@media (prefers-reduced-motion:reduce){
  .cs-hero::before,.cs-hero::after{animation:none}
  .cs-progress{display:none}
  .cs-card,.cs-number,.cs-mockup,.cs-step{transition:none}
}

@media (max-width:560px){
  .cs-section{padding:40px 0}
  .cs-cta{padding:1.75rem}
  .cs-btn{width:100%}
  .cs-table-wrap{overflow-x:visible;border:0;background:transparent;border-radius:0;margin-top:1rem}
  table.cs-table{min-width:0;display:block}
  table.cs-table thead{display:none}
  table.cs-table tbody,table.cs-table tr,table.cs-table td{display:block;width:100%}
  table.cs-table tr{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:.9rem 1.1rem;margin-bottom:.75rem}
  table.cs-table td{border-bottom:0;padding:.15rem 0}
  table.cs-table td:first-child{font-weight:700}
  table.cs-table td:nth-child(2){color:var(--blue);font-size:.9rem}
  table.cs-table td:last-child{color:var(--muted)}
  .cs-mockup__url{display:none}
}