/* Siła w gimnastyce: strona sprzedażowa. Natywny CSS, tokeny marki OGC, motyw jasny i ciemny wg systemu. */
:root{
  --orange:#FFA100; --red:#F61737; --blue:#0DADFF; --green:#02D863;
  --bg:#F5F7F9; --surface:#FFFFFF; --surface2:#EBEFF3; --ink:#0D1217; --muted:#44505B; --line:#D9DFE5;
  --accent:#FFA100; --on-accent:#0D1217;
  --r-card:16px; --r-btn:12px;
  --shadow:0 18px 40px -22px rgba(13,18,23,.35);
  --nav-h:68px;
  color-scheme:light dark;
}
@media (prefers-color-scheme:dark){
  :root{
    --bg:#0D1217; --surface:#151C23; --surface2:#1C252E; --ink:#F1F3F5; --muted:#A9B3BD; --line:#27323C;
    --shadow:0 18px 40px -22px rgba(0,0,0,.8);
  }
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"Montserrat",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{margin:0;line-height:1.08;letter-spacing:-.03em;font-weight:800}
h1{font-size:clamp(2.2rem,4.6vw,3.6rem)}
h2{font-size:clamp(1.7rem,3.2vw,2.55rem)}
h3{font-size:1.2rem;letter-spacing:-.015em;line-height:1.25}
p{margin:0}
.wrap{max-width:1200px;margin:0 auto;padding:0 20px}
.lead{font-size:clamp(1.05rem,1.5vw,1.2rem);color:var(--muted);max-width:56ch}
.muted{color:var(--muted)}
.skip{position:absolute;left:-999px;top:8px;background:var(--surface);padding:8px 12px;border-radius:8px;z-index:100}
.skip:focus{left:8px}
:focus-visible{outline:3px solid var(--blue);outline-offset:3px;border-radius:6px}

/* Nawigacja */
.nav{position:sticky;top:0;z-index:40;background:color-mix(in srgb,var(--bg) 90%,transparent);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav .wrap{height:var(--nav-h);display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:800;letter-spacing:-.02em;font-size:1.05rem;white-space:nowrap}
.brand b{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:var(--ink);color:var(--bg);font-size:1rem}
.menu{display:flex;align-items:center;gap:26px}
.menu a{text-decoration:none;font-weight:600;font-size:.95rem;color:var(--muted);white-space:nowrap}
.menu a:hover,.menu a[aria-current]{color:var(--ink)}
.menu-btn.btn{display:none}
@media (max-width:900px){
  .menu{display:none;position:absolute;left:0;right:0;top:var(--nav-h);flex-direction:column;align-items:stretch;gap:0;background:var(--bg);border-bottom:1px solid var(--line);padding:8px 20px 16px}
  .menu.open{display:flex}
  .menu a{padding:12px 0;font-size:1rem;border-bottom:1px solid var(--line)}
  .menu .btn{margin-top:12px;text-align:center}
  .menu-btn.btn{display:inline-flex}
}

/* Przyciski */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 22px;border-radius:var(--r-btn);font:inherit;font-weight:700;font-size:.98rem;text-decoration:none;border:2px solid transparent;cursor:pointer;white-space:nowrap;transition:transform .25s cubic-bezier(.16,1,.3,1),box-shadow .25s,background .2s}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0) scale(.98)}
.btn.primary{background:var(--accent);color:var(--on-accent)}
.btn.primary:hover{box-shadow:0 10px 24px -10px rgba(255,161,0,.7)}
.btn.ghost{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn.small{padding:9px 16px;font-size:.9rem}
.btn[aria-disabled="true"]{opacity:.55;pointer-events:none}
.menu-btn.btn{padding:9px 14px;font-size:.9rem;background:transparent;border-color:var(--line);color:var(--ink)}

/* Hero */
.hero{min-height:calc(100dvh - var(--nav-h));display:flex;align-items:center;padding:40px 0 56px}
.hero .grid{display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center}
.hero h1{max-width:12ch}
.hero .lead{margin-top:22px}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.sheet{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow);overflow:hidden}
.sheet img{width:100%;height:auto}
@media (max-width:900px){.hero{min-height:0;padding:32px 0 40px}.hero .grid{grid-template-columns:1fr;gap:34px}.hero h1{max-width:none}}
@media (prefers-reduced-motion:no-preference){
  .hero .grid>*{animation:rise .8s cubic-bezier(.16,1,.3,1) both}
  .hero .grid>*:nth-child(2){animation-delay:.12s}
  @keyframes rise{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}
  .rv{opacity:0;transform:translateY(24px);transition:opacity .7s cubic-bezier(.16,1,.3,1),transform .7s cubic-bezier(.16,1,.3,1)}
  .rv.in{opacity:1;transform:none}
}

/* Sekcje */
section{padding:88px 0}
.sec-head{max-width:760px;margin-bottom:44px}
.sec-head .lead{margin-top:14px}
@media (max-width:900px){section{padding:60px 0}}

/* Jak to działa */
.how{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.how ol{list-style:none;margin:0;padding:0;display:grid;gap:34px}
.how li h3{margin-bottom:6px}
.how li p{color:var(--muted);max-width:44ch}
.how .stick{position:sticky;top:calc(var(--nav-h) + 24px)}
.how .sheet{max-height:560px;position:relative}
.how .sheet::after{content:"";position:absolute;inset:auto 0 0 0;height:90px;background:linear-gradient(transparent,#fff)}
@media (max-width:900px){.how{grid-template-columns:1fr;gap:34px}.how .stick{position:static}}

/* Bento */
.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:16px}
.cell{border:1px solid var(--line);border-radius:var(--r-card);padding:26px;background:var(--surface);overflow:hidden;position:relative;transition:transform .35s cubic-bezier(.16,1,.3,1)}
.cell:hover{transform:translateY(-3px)}
.cell p{color:var(--muted);margin-top:8px}
.cell h3{max-width:22ch}
.c1{grid-column:span 2;background:linear-gradient(160deg,color-mix(in srgb,var(--orange) 22%,var(--surface)),var(--surface))}
.c2{grid-column:span 4;padding-bottom:0}
.c3{grid-column:span 3;background:var(--surface2)}
.c4{grid-column:span 3;padding-bottom:0}
.c5{grid-column:span 6;background:linear-gradient(100deg,color-mix(in srgb,var(--blue) 16%,var(--surface)),var(--surface) 60%)}
.cell .shot{margin:22px -26px 0;border-top:1px solid var(--line);background:#fff}
.cell .shot img{width:100%;height:auto}
.dots{display:grid;gap:10px;margin-top:20px;font-weight:700;font-size:.95rem}
.dots span{display:flex;align-items:center;gap:10px}
.dots i{width:16px;height:16px;border-radius:50%;display:inline-block}
.ck{list-style:none;margin:16px 0 0;padding:0;display:grid;gap:10px}
.ck li{display:flex;gap:10px;align-items:flex-start;font-size:.97rem}
.ck li svg{flex:none;margin-top:3px}
@media (max-width:900px){.bento{grid-template-columns:1fr}.c1,.c2,.c3,.c4,.c5{grid-column:auto}}

/* Podręcznik: pasek liczb */
.band{background:var(--ink);color:#F1F3F5;border-radius:24px;padding:56px;display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.band .lead{color:#B6C0CA;margin-top:14px}
.band .btn.ghost{border-color:#F1F3F5;color:#F1F3F5}
.stats{display:grid;grid-template-columns:1fr 1fr;gap:28px 24px}
.stats b{display:block;font-size:clamp(2.2rem,4vw,3.3rem);letter-spacing:-.04em;line-height:1;font-weight:800;color:var(--orange)}
.stats span{display:block;margin-top:6px;color:#B6C0CA;font-size:.95rem;font-weight:500}
@media (prefers-color-scheme:dark){.band{background:var(--surface);border:1px solid var(--line)}}
@media (max-width:900px){.band{grid-template-columns:1fr;padding:32px 24px;gap:32px}}

/* Bezpieczeństwo */
.safe{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start}
.safe .list{display:grid;gap:12px}
.safe .item{display:flex;gap:14px;align-items:flex-start;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:18px 20px;font-weight:600}
.safe .item svg{flex:none;margin-top:2px}
.safe .note{margin-top:16px;color:var(--muted);font-size:.95rem}
@media (max-width:900px){.safe{grid-template-columns:1fr;gap:28px}}

/* Cennik na stronie głównej i podstronie */
.deal{display:grid;grid-template-columns:1.15fr .85fr;gap:20px}
.deal .big{background:var(--accent);color:var(--on-accent);border-radius:var(--r-card);padding:36px;display:flex;flex-direction:column;gap:14px;justify-content:space-between}
.deal .big .price{font-size:clamp(2.6rem,5vw,4rem);font-weight:800;letter-spacing:-.04em;line-height:1}
.deal .big s{font-weight:600;opacity:.75;font-size:1rem;margin-left:8px;letter-spacing:0}
.deal .big .btn{background:var(--on-accent);color:#fff;align-self:flex-start}
.deal .big .btn.primary{background:#0D1217;color:#fff}
.deal .side{display:grid;gap:20px;align-content:start}
.row-price{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:24px;display:flex;justify-content:space-between;gap:16px;align-items:center;flex-wrap:wrap}
.row-price b{font-size:1.5rem;letter-spacing:-.03em;font-weight:800}
.more{margin-top:22px}
.more a{font-weight:700}
@media (max-width:900px){.deal{grid-template-columns:1fr}}

.group{margin-bottom:56px}
.group>h2{font-size:1.6rem;margin-bottom:18px}
.plans{display:grid;gap:12px}
.plan{display:grid;grid-template-columns:1.1fr 1.5fr auto auto;gap:20px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:20px 24px}
.plan h3{font-size:1.1rem}
.plan p{color:var(--muted);font-size:.95rem}
.plan .pr{font-weight:800;font-size:1.25rem;letter-spacing:-.02em;white-space:nowrap}
.plan .pr small{display:block;font-size:.8rem;font-weight:600;color:var(--muted);letter-spacing:0}
.plan.hl{border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent)}
@media (max-width:900px){.plan{grid-template-columns:1fr;gap:10px}.plan .btn{justify-self:start}}

/* FAQ */
.faq{max-width:820px}
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:0 22px;margin-bottom:10px}
.faq summary{cursor:pointer;list-style:none;padding:18px 0;font-weight:700;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-weight:800;font-size:1.3rem;line-height:1;color:var(--muted)}
.faq details[open] summary::after{content:"-"}
.faq details p{padding:0 0 20px;color:var(--muted);max-width:62ch}

/* Blok końcowy */
.final{background:var(--accent);color:var(--on-accent);border-radius:24px;padding:56px;display:flex;justify-content:space-between;gap:32px;align-items:center;flex-wrap:wrap}
.final h2{max-width:16ch}
.final p{margin-top:12px;max-width:44ch;font-weight:500}
.final .btn.primary{background:#0D1217;color:#fff}
@media (max-width:900px){.final{padding:32px 24px}}

/* Podstrony */
.page-head{padding:64px 0 24px}
.page-head h1{max-width:16ch}
.page-head .lead{margin-top:18px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.two>div{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:26px}
.two p{color:var(--muted);margin-top:8px}
@media (max-width:900px){.two{grid-template-columns:1fr}}
.prose{max-width:760px}
.prose h2{font-size:1.35rem;margin:36px 0 10px;letter-spacing:-.02em}
.prose p,.prose li{color:var(--muted);margin-bottom:10px}
.prose ul,.prose ol{padding-left:22px}
.draft{background:color-mix(in srgb,var(--red) 12%,var(--surface));border:1px solid var(--red);border-radius:var(--r-card);padding:14px 18px;font-weight:600;margin-bottom:28px;max-width:760px}

/* Stopka */
footer{border-top:1px solid var(--line);padding:48px 0 40px;margin-top:40px}
footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px}
footer h4{margin:0 0 10px;font-size:.9rem;letter-spacing:0;font-weight:800}
footer a{display:block;text-decoration:none;color:var(--muted);padding:3px 0;font-size:.95rem}
footer a:hover{color:var(--ink)}
footer p{color:var(--muted);font-size:.9rem;max-width:44ch}
footer .fine{margin-top:32px;font-size:.85rem;color:var(--muted)}
@media (max-width:900px){footer .cols{grid-template-columns:1fr}}

/* Znaczniki listy narysowane w CSS (bez ikon SVG) */
.ck li::before,.safe .item::before{content:"";flex:none;width:9px;height:15px;border:solid var(--ink);border-width:0 3px 3px 0;transform:rotate(40deg);margin:1px 8px 0 4px}
.safe .item::before{border-color:var(--green)}

/* ===== WERSJA 2: gimnastyczny charakter, zdjęcia OGC, interaktywny cennik ===== */
:root{--r-card:20px;--r-btn:14px;--g:#02D863;--b:#0DADFF;--o:#FFA100}
.brand{gap:12px}
.mark{position:relative;width:38px;height:34px;display:inline-block;flex:none}
.mark::before{content:"";position:absolute;left:0;right:0;bottom:6px;height:7px;border-radius:4px;background:var(--orange)}
.mark::after{content:"";position:absolute;left:11px;top:2px;width:16px;height:16px;border-radius:50%;background:var(--ink)}
.wm{display:flex;flex-direction:column;line-height:1}
.wm b{font-size:1.35rem;font-weight:800;letter-spacing:-.04em}
.wm i{font-style:normal;font-size:.72rem;font-weight:700;letter-spacing:.02em;color:var(--muted);margin-top:3px}
.brand b{all:unset}
.wm b{font-weight:800}
.btn.dark{background:#0D1217;color:#fff}
.btn.dark:hover{box-shadow:0 10px 24px -10px rgba(13,18,23,.6)}
.pad0{padding-top:0}

.hero{padding:28px 0 40px}
.hero h1{max-width:none;font-size:clamp(2.8rem,6.2vw,5rem);line-height:.98}
.hero .grid{grid-template-columns:1fr 1fr;gap:48px}
.hero-photo{position:relative;border-radius:28px;max-height:calc(100dvh - 130px);aspect-ratio:4/5;justify-self:end;width:min(100%,520px)}
.hero-photo>img{width:100%;height:100%;object-fit:cover;border-radius:28px;box-shadow:var(--shadow)}
.float-card{position:absolute;left:-36px;bottom:32px;width:min(300px,86%);background:var(--surface);color:var(--ink);border:1px solid var(--line);border-radius:18px;padding:16px 18px;box-shadow:0 24px 50px -20px rgba(0,0,0,.5)}
.float-card strong{display:block;font-size:1rem;margin-bottom:8px}
@media (max-width:900px){.hero .grid{grid-template-columns:1fr}.hero-photo{justify-self:stretch;width:100%;aspect-ratio:4/4.4;max-height:none}.float-card{left:12px;bottom:12px}}

.lvl{display:inline-block;padding:3px 10px;border-radius:999px;font-weight:800;font-size:.78rem;color:#0D1217;white-space:nowrap}
.lvl.g{background:var(--g)}.lvl.b{background:var(--b)}.lvl.o{background:var(--o)}
.k-row{display:grid;grid-template-columns:auto 1fr auto;gap:4px 12px;align-items:center;padding:6px 0}
.k-row.mini{grid-template-columns:auto 1fr;padding:3px 0}
.k-row small{color:var(--muted);font-weight:600;font-size:.88rem}

.kartka{background:#fff;color:#0D1217;border-radius:20px;border:1px solid #D9DFE5;box-shadow:var(--shadow);padding:26px;max-width:640px;font-size:1rem}
.k-head{display:flex;gap:14px;align-items:center;margin-bottom:14px}
.k-head b{display:grid;place-items:center;width:46px;height:46px;border-radius:12px;background:#0D1217;color:#fff;font-size:1.4rem}
.k-head strong{display:block;font-size:1.25rem;line-height:1.1}
.k-head span{color:#44505B;font-weight:600;font-size:.92rem}
.k-block{border:1px solid #E3E8ED;border-radius:14px;padding:12px 16px;margin-top:12px}
.k-block h4{margin:0 0 4px;font-size:1.05rem}
.kartka .k-row{grid-template-columns:auto 1fr auto;border-top:1px solid #EEF1F4}
.kartka .k-row:first-of-type{border-top:0}
.kartka .k-row p{font-weight:600;font-size:.98rem}
.kartka .k-row em{font-style:normal;font-weight:800;white-space:nowrap}
.kartka .k-row small{grid-column:2/4;color:#44505B}
.k-note{margin-top:14px;font-size:.85rem;color:#44505B}
@media (max-width:560px){.kartka{padding:16px}.kartka .k-row{grid-template-columns:1fr auto}.kartka .k-row .lvl{grid-column:1/3;justify-self:start}.kartka .k-row small{grid-column:1/3}}

.banner{position:relative;border-radius:28px;overflow:hidden;min-height:340px;display:flex;align-items:flex-end}
.banner img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 40%}
.banner::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(13,18,23,.88),rgba(13,18,23,.35) 70%,rgba(13,18,23,.1));z-index:1}
.banner-text{position:relative;z-index:2;padding:44px;max-width:760px;color:#fff}
.banner-text h2{font-size:clamp(1.6rem,3.4vw,2.6rem)}
@media (max-width:900px){.banner{min-height:300px}.banner-text{padding:24px}}

.steps{list-style:none;margin:0;padding:0;display:grid;gap:30px}
.steps li{display:flex;gap:18px;align-items:flex-start}
.steps .n{flex:none;display:grid;place-items:center;width:44px;height:44px;border-radius:50%;background:var(--accent);color:#0D1217;font-weight:800;font-size:1.2rem}
.steps h3{margin-bottom:4px}
.steps p{color:var(--muted);max-width:44ch}
.how .demo{position:sticky;top:calc(var(--nav-h) + 24px);background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:28px;box-shadow:var(--shadow)}
.demo h3{margin-bottom:18px;font-size:1.3rem}
.demo label{display:block;font-weight:700;margin-bottom:6px}
.demo-val{font-size:3rem;font-weight:800;letter-spacing:-.04em;line-height:1;margin-bottom:10px}
.demo input[type=range]{width:100%;accent-color:var(--accent);height:34px}
.demo-scale{display:flex;justify-content:space-between;font-size:.8rem;color:var(--muted);font-weight:600;margin-bottom:20px}
.demo-out{display:flex;gap:14px;align-items:center;background:var(--surface2);border-radius:14px;padding:16px 18px;min-height:76px}
.demo-out .lvl{font-size:.95rem;padding:6px 14px}
.demo-out p{font-weight:700}
.demo-note{margin-top:14px;color:var(--muted);font-size:.88rem}

.cell.photo{padding:0;min-height:300px;display:flex;align-items:flex-end;color:#fff}
.cell.photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .8s cubic-bezier(.16,1,.3,1)}
.cell.photo:hover img{transform:scale(1.05)}
.cell.photo::before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(0deg,rgba(13,18,23,.88),rgba(13,18,23,.05) 65%)}
.cell-text{position:relative;z-index:2;padding:26px}
.cell.photo p{color:#E4E9EE}
.c2,.c4{padding-bottom:0}
.cell.photo.c2,.cell.photo.c4{padding-bottom:0}

.author{display:grid;grid-template-columns:.8fr 1.2fr;gap:56px;align-items:center}
.author-photo img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:28px;box-shadow:var(--shadow)}
.author .stats{margin:30px 0 28px}
.author .stats b{color:var(--ink)}
.author .stats span{color:var(--muted)}
@media (max-width:900px){.author{grid-template-columns:1fr;gap:28px}.author-photo img{aspect-ratio:4/3;object-position:center 30%}}

.tabs{display:inline-flex;background:var(--surface2);border-radius:999px;padding:5px;margin-bottom:28px;gap:4px}
.tab{font:inherit;font-weight:700;border:0;background:transparent;color:var(--muted);padding:11px 24px;border-radius:999px;cursor:pointer;transition:background .25s,color .25s}
.tab[aria-selected="true"]{background:var(--ink);color:var(--bg)}
.tabpanel[hidden]{display:none}
.pgrid{display:grid;grid-template-columns:repeat(6,1fr);gap:16px}
.pcard{position:relative;grid-column:span 2;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:28px;display:flex;flex-direction:column;gap:12px;transition:transform .35s cubic-bezier(.16,1,.3,1),box-shadow .35s}
.pcard:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.pcard.s3{grid-column:span 3}.pcard.s4{grid-column:span 4}.pcard.s2{grid-column:span 2}
.pcard h3{font-size:1.35rem}
.pcard>p{color:var(--muted);flex:1 1 auto;max-width:46ch}
.pcard .btn{align-self:flex-start;margin-top:6px}
.big-price{font-size:clamp(2.4rem,4.2vw,3.4rem);font-weight:800;letter-spacing:-.045em;line-height:1;display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 12px}
.big-price small{display:block;width:100%;font-size:.88rem;letter-spacing:0;font-weight:600;color:var(--muted);margin-top:6px}
.big-price s{font-size:1.1rem;font-weight:600;opacity:.6;letter-spacing:0}
.pcard.hot{background:var(--accent);border-color:var(--accent);color:#0D1217}
.pcard.hot>p,.pcard.hot .big-price small{color:#2A2108}
.pcard.hot .badge{align-self:flex-start;background:#0D1217;color:#fff;font-weight:800;font-size:.78rem;padding:5px 12px;border-radius:999px}
.seg{display:inline-flex;align-self:flex-start;background:var(--surface2);border-radius:999px;padding:4px}
.seg button{font:inherit;font-size:.88rem;font-weight:700;border:0;background:transparent;color:var(--muted);padding:8px 16px;border-radius:999px;cursor:pointer}
.seg button.on{background:var(--ink);color:var(--bg)}
.pcard.hot .seg{background:rgba(13,18,23,.12)}
.stepper{display:flex;align-items:center;gap:12px}
.stepper button{width:44px;height:44px;border-radius:50%;border:2px solid #0D1217;background:transparent;color:#0D1217;font:inherit;font-weight:800;font-size:1.4rem;line-height:1;cursor:pointer}
.stepper output{min-width:2ch;text-align:center;font-weight:800;font-size:2rem}
.stepper span{font-weight:700}
.fineprint{margin-top:24px;max-width:70ch;font-size:.92rem}
@media (max-width:900px){.pgrid{grid-template-columns:1fr}.pcard,.pcard.s2,.pcard.s3,.pcard.s4{grid-column:auto}}
.pcard .btn[aria-disabled="true"]{opacity:.5}

.showcase{display:grid;grid-template-columns:.8fr 1.2fr;gap:48px;align-items:start}
.showcase-photo img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:28px;box-shadow:var(--shadow);position:sticky;top:calc(var(--nav-h) + 24px)}
@media (max-width:900px){.showcase{grid-template-columns:1fr}.showcase-photo img{aspect-ratio:4/3;position:static}}
.final{position:relative;overflow:hidden;padding:0;min-height:380px;display:flex;align-items:center;background:#0D1217;color:#fff}
.final>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 25%}
.final::before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(90deg,rgba(13,18,23,.9),rgba(13,18,23,.25))}
.final-inner{position:relative;z-index:2;padding:48px;max-width:560px}
.final-inner h2{max-width:none}
.final-inner p{margin:12px 0 24px;color:#E4E9EE}
@media (max-width:900px){.final-inner{padding:28px}}
.final .btn.primary{background:var(--accent);color:#0D1217}

footer .ogc{display:flex;align-items:center;gap:12px;margin-top:16px;color:var(--muted);font-weight:600;font-size:.88rem;max-width:34ch}
footer .ogc img{width:44px;height:44px;border-radius:50%}
footer .brand{color:var(--ink)}
@media (max-width:900px){.how .demo{position:static}.how{grid-template-columns:1fr}.demo-val{font-size:2.4rem}}
.mark{width:40px;height:36px}
.mark::before{bottom:2px;height:8px;border-radius:4px}
.mark::after{left:12px;top:0;width:18px;height:18px}
.mark{transform:rotate(-8deg)}
.author h2+.lead{margin-top:14px}.final-inner .btn{margin-top:4px}