/* Centrum Kettlebell Kołobrzeg — School of Strength
   Motyw: charcoal + blood-red + steel. Dark, energiczny, siłowy. */
:root{
  --bg:#0c0d0f; --bg2:#121316; --surface:#17191d; --surface2:#1e2126;
  --line:#2a2e35; --line2:#363b44;
  --red:#e01a2b; --red-dk:#b3121f; --red-glow:rgba(224,26,43,.35);
  --steel:#9aa2ad; --steel-dk:#6b7280;
  --ink:#f4f5f7; --muted:#aab0b8; --muted2:#7d838c;
  --white:#ffffff;
  --maxw:1200px; --r:14px; --r-lg:22px;
  --shadow:0 18px 50px rgba(0,0,0,.45);
  --ff-disp:'Oswald',system-ui,sans-serif;
  --ff:'Inter',system-ui,-apple-system,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:clip;scrollbar-color:var(--red-dk) var(--bg2)}
html.js [data-reveal]{opacity:0;transform:translateY(26px)}
html.js [data-reveal].in{opacity:1;transform:none;transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.2,1)}
@media (prefers-reduced-motion:reduce){
  html.js [data-reveal]{opacity:1!important;transform:none!important;transition:none!important}
  html{scroll-behavior:auto}
}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--ff);
  font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
::-webkit-scrollbar{width:12px;height:12px}
::-webkit-scrollbar-track{background:var(--bg2)}
::-webkit-scrollbar-thumb{background:var(--line2);border-radius:20px;border:3px solid var(--bg2)}
::-webkit-scrollbar-thumb:hover{background:var(--red-dk)}
::selection{background:var(--red);color:#fff}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--ff-disp);font-weight:700;line-height:1.05;letter-spacing:.01em;margin:0}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-999px;top:0;background:var(--red);color:#fff;padding:10px 16px;z-index:200;border-radius:0 0 10px 0}
.skip:focus{left:0}
:focus-visible{outline:3px solid var(--red);outline-offset:3px;border-radius:4px}

/* uppercase display helpers */
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-family:var(--ff-disp);
  text-transform:uppercase;letter-spacing:.24em;font-size:.72rem;font-weight:600;color:var(--red);margin-bottom:16px}
.eyebrow svg{width:16px;height:16px;flex:none}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--red)}

/* ---------- NAV ---------- */
.nav{position:sticky;top:0;z-index:100;background:rgba(12,13,15,.82);
  backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{display:flex;align-items:center;gap:13px;font-family:var(--ff-disp);font-weight:700;
  text-transform:uppercase;letter-spacing:.06em;font-size:1.06rem}
.brand .kb{width:40px;height:40px;flex:none}
.brand small{display:block;font-family:var(--ff);font-weight:600;letter-spacing:.22em;
  font-size:.56rem;color:var(--red);text-transform:uppercase;margin-top:2px}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{font-family:var(--ff-disp);text-transform:uppercase;letter-spacing:.08em;
  font-size:.86rem;font-weight:500;padding:10px 15px;border-radius:9px;color:var(--muted);transition:.2s}
.nav-links a:hover,.nav-links a.active{color:var(--white);background:var(--surface)}
.nav-cta{margin-left:8px}
.btn{display:inline-flex;align-items:center;gap:10px;font-family:var(--ff-disp);text-transform:uppercase;
  letter-spacing:.08em;font-weight:600;font-size:.9rem;padding:13px 24px;border-radius:11px;
  border:none;cursor:pointer;transition:.22s;white-space:nowrap}
.btn svg{width:17px;height:17px}
.btn-red{background:var(--red);color:#fff;box-shadow:0 10px 30px var(--red-glow)}
.btn-red:hover{background:var(--red-dk);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--ink);border:1.5px solid var(--line2)}
.btn-ghost:hover{border-color:var(--red);color:var(--white)}
.btn-lg{padding:16px 30px;font-size:1rem}
.burger{display:none;background:none;border:1.5px solid var(--line2);border-radius:10px;
  width:48px;height:48px;cursor:pointer;padding:0;color:var(--ink)}
.burger svg{width:24px;height:24px;margin:0 auto}

/* mobile drawer */
.drawer{position:fixed;inset:0 0 0 auto;width:min(340px,86vw);background:var(--bg2);
  border-left:1px solid var(--line);z-index:120;transform:translateX(100%);
  transition:transform .32s cubic-bezier(.2,.7,.2,1);visibility:hidden;
  display:flex;flex-direction:column;padding:26px 24px;gap:6px}
.drawer.open{transform:none;visibility:visible}
.drawer a{font-family:var(--ff-disp);text-transform:uppercase;letter-spacing:.08em;
  font-size:1.05rem;padding:15px 8px;border-bottom:1px solid var(--line);color:var(--ink)}
.drawer .btn{margin-top:18px;justify-content:center}
.drawer-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
.scrim{position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:110;opacity:0;
  pointer-events:none;transition:.3s}
.scrim.show{opacity:1;pointer-events:auto}

/* ---------- HERO ---------- */
.hero{position:relative;min-height:92svh;display:flex;align-items:center;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;object-position:center 35%}
.hero-bg::after{content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(10,11,13,.94) 0%,rgba(10,11,13,.78) 42%,rgba(10,11,13,.35) 100%),
  linear-gradient(0deg,rgba(10,11,13,.9),transparent 55%)}
.hero-in{position:relative;z-index:2;padding:70px 0}
.hero h1{font-size:clamp(2.7rem,7vw,5.4rem);text-transform:uppercase;letter-spacing:.005em}
.hero h1 .r{color:var(--red)}
.hero p.lead{font-size:clamp(1.05rem,2vw,1.32rem);color:var(--muted);max-width:600px;margin:22px 0 0}
.hero .cta-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}
.hero .tagpills{display:flex;gap:10px;flex-wrap:wrap;margin-top:30px}
.pill{font-family:var(--ff-disp);text-transform:uppercase;letter-spacing:.1em;font-size:.72rem;
  font-weight:500;color:var(--steel);border:1px solid var(--line2);border-radius:30px;padding:8px 15px}
.pill b{color:var(--white);font-weight:600}
.pill svg{width:13px;height:13px;color:var(--red);vertical-align:-1px}

/* ---------- SECTIONS ---------- */
section{padding:96px 0}
.sec-head{max-width:720px;margin-bottom:52px}
.sec-head.center{margin-inline:auto;text-align:center}
.sec-head.center .eyebrow{justify-content:center}
.sec-head h2{font-size:clamp(2rem,4.4vw,3.2rem);text-transform:uppercase}
.sec-head p{color:var(--muted);font-size:1.06rem;margin:16px 0 0}
.bg-alt{background:var(--bg2)}
.bg-red{background:linear-gradient(135deg,var(--red-dk),#7d0c16)}

/* intro split */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.split .media{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow)}
.split .media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.split .media .badge{position:absolute;left:18px;bottom:18px;background:rgba(12,13,15,.85);
  border:1px solid var(--line2);border-radius:12px;padding:12px 16px;display:flex;align-items:center;gap:12px}
.split .media .badge svg{width:26px;height:26px;color:var(--red)}
.split .media .badge b{font-family:var(--ff-disp);text-transform:uppercase;letter-spacing:.05em;font-size:.9rem}
.split .media .badge span{display:block;font-size:.72rem;color:var(--muted)}
.prose p{color:var(--muted);margin:0 0 18px}
.prose strong{color:var(--ink)}

/* stat strip */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:44px}
.stat{text-align:center;padding:26px 14px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r)}
.stat b{display:block;font-family:var(--ff-disp);font-size:2.5rem;color:var(--red);line-height:1}
.stat span{display:block;margin-top:8px;font-size:.82rem;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}

/* offer cards */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px 28px;transition:.25s;position:relative;overflow:hidden}
.card:hover{border-color:var(--line2);transform:translateY(-4px)}
.card::before{content:"";position:absolute;left:0;top:0;height:3px;width:0;background:var(--red);transition:.35s}
.card:hover::before{width:100%}
.card .ico{width:56px;height:56px;border-radius:14px;background:var(--surface2);
  display:flex;align-items:center;justify-content:center;margin-bottom:20px;border:1px solid var(--line2)}
.card .ico svg{width:28px;height:28px;color:var(--red)}
.card h3{font-size:1.3rem;text-transform:uppercase;margin-bottom:10px}
.card p{color:var(--muted);font-size:.98rem;margin:0}

/* feature list w/ checkmarks */
.checks{list-style:none;padding:0;margin:0;display:grid;gap:14px}
.checks li{display:flex;gap:14px;align-items:flex-start;color:var(--muted)}
.checks li svg{width:22px;height:22px;flex:none;color:var(--red);margin-top:2px}
.checks li b{color:var(--ink);font-weight:600}

/* gallery masonry */
.masonry{columns:3;column-gap:16px}
.masonry a{display:block;margin:0 0 16px;border-radius:var(--r);overflow:hidden;position:relative;
  break-inside:avoid;border:1px solid var(--line)}
.masonry img{width:100%;transition:.4s;background:var(--surface)}
.masonry a::after{content:"";position:absolute;inset:0;background:rgba(224,26,43,0);transition:.3s}
.masonry a:hover img{transform:scale(1.05)}
.masonry a:hover::after{background:rgba(224,26,43,.18)}

/* schedule table */
.sched{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden}
.sched .row{display:grid;grid-template-columns:1fr 2fr;gap:12px;padding:18px 26px;border-bottom:1px solid var(--line);align-items:center}
.sched .row:last-child{border-bottom:none}
.sched .row.off{color:var(--muted2)}
.sched .day{font-family:var(--ff-disp);text-transform:uppercase;letter-spacing:.06em;font-size:1.05rem}
.sched .slots{display:flex;gap:10px;flex-wrap:wrap}
.sched .slots span{background:var(--surface2);border:1px solid var(--line2);border-radius:8px;
  padding:6px 13px;font-size:.9rem;color:var(--ink);font-variant-numeric:tabular-nums}
.sched .off .slots span{background:transparent;border:none;padding:6px 0;color:var(--muted2)}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;counter-reset:s}
.step{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:30px 26px;position:relative}
.step::before{counter-increment:s;content:counter(s,decimal-leading-zero);font-family:var(--ff-disp);
  font-size:2.4rem;color:var(--red);opacity:.5;line-height:1}
.step h3{font-size:1.15rem;text-transform:uppercase;margin:14px 0 8px}
.step p{color:var(--muted);font-size:.96rem;margin:0}

/* CTA band */
.band{text-align:center;color:#fff}
.band h2{font-size:clamp(2rem,4.5vw,3.2rem);text-transform:uppercase}
.band p{max-width:560px;margin:16px auto 30px;color:rgba(255,255,255,.9)}
.band .btn-ghost{border-color:rgba(255,255,255,.5);color:#fff}
.band .btn-ghost:hover{background:#fff;color:var(--red-dk)}
.band .btn-red{background:#0c0d0f}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px}
.info-list{display:grid;gap:20px}
.info-item{display:flex;gap:16px;align-items:flex-start}
.info-item .ic{width:46px;height:46px;border-radius:12px;background:var(--surface);border:1px solid var(--line2);
  display:flex;align-items:center;justify-content:center;flex:none}
.info-item .ic svg{width:22px;height:22px;color:var(--red)}
.info-item b{font-family:var(--ff-disp);text-transform:uppercase;letter-spacing:.05em;font-size:.82rem;color:var(--muted)}
.info-item a,.info-item span{display:block;font-size:1.12rem;color:var(--ink)}
.info-item a:hover{color:var(--red)}
form{display:grid;gap:16px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:30px}
label{font-size:.82rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-bottom:-8px}
input,textarea{background:var(--bg2);border:1.5px solid var(--line2);border-radius:11px;padding:14px 16px;
  color:var(--ink);font-family:var(--ff);font-size:1rem;width:100%;transition:.2s}
input:focus,textarea:focus{outline:none;border-color:var(--red);box-shadow:0 0 0 3px var(--red-glow)}
textarea{resize:vertical;min-height:120px}
/* custom dropdown */
.dd{position:relative}
.dd-btn{width:100%;text-align:left;background:var(--bg2);border:1.5px solid var(--line2);border-radius:11px;
  padding:14px 16px;color:var(--ink);font-family:var(--ff);font-size:1rem;cursor:pointer;display:flex;
  justify-content:space-between;align-items:center}
.dd-btn.placeholder{color:var(--muted2)}
.dd-btn svg{width:18px;height:18px;color:var(--muted);transition:.25s}
.dd.open .dd-btn{border-color:var(--red)}
.dd.open .dd-btn svg{transform:rotate(180deg)}
.dd-list{position:absolute;top:calc(100% + 6px);left:0;right:0;background:var(--surface2);
  border:1px solid var(--line2);border-radius:11px;overflow:hidden;z-index:20;box-shadow:var(--shadow);
  display:none}
.dd.open .dd-list{display:block}
.dd-list button{display:block;width:100%;text-align:left;background:none;border:none;color:var(--ink);
  padding:13px 16px;font-family:var(--ff);font-size:.98rem;cursor:pointer}
.dd-list button:hover{background:var(--red);color:#fff}
.demo-banner{background:var(--surface2);border:1px dashed var(--line2);border-radius:11px;
  padding:12px 16px;font-size:.86rem;color:var(--muted);display:flex;gap:10px;align-items:center}
.demo-banner svg{width:18px;height:18px;color:var(--red);flex:none}

/* map */
.map-embed{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);height:100%;min-height:340px}
.map-embed iframe{width:100%;height:100%;border:0;filter:grayscale(.3) contrast(1.05)}

/* ---------- FOOTER ---------- */
footer{background:#08090a;border-top:1px solid var(--line);padding:64px 0 30px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}
.foot-grid h4{font-family:var(--ff-disp);text-transform:uppercase;letter-spacing:.1em;font-size:.82rem;
  color:var(--muted);margin-bottom:18px}
.foot-grid a{display:block;color:var(--steel);padding:6px 0;font-size:.96rem}
.foot-grid a:hover{color:var(--red)}
.foot-brand p{color:var(--muted2);font-size:.92rem;margin:16px 0 0;max-width:320px}
.socials{display:flex;gap:12px;margin-top:20px}
.socials a{width:42px;height:42px;border-radius:11px;background:var(--surface);border:1px solid var(--line2);
  display:flex;align-items:center;justify-content:center;color:var(--steel)}
.socials a:hover{background:var(--red);color:#fff;border-color:var(--red)}
.socials svg{width:20px;height:20px}
.foot-bottom{border-top:1px solid var(--line);margin-top:44px;padding-top:24px;display:flex;
  justify-content:space-between;gap:16px;flex-wrap:wrap;color:var(--muted2);font-size:.84rem}
.foot-bottom a{color:var(--muted2)}
.foot-bottom a:hover{color:var(--red)}

/* lightbox */
.lb{position:fixed;inset:0;background:rgba(6,7,8,.94);z-index:200;display:none;
  align-items:center;justify-content:center;padding:30px}
.lb.open{display:flex}
.lb img{max-width:92vw;max-height:88vh;border-radius:10px;box-shadow:var(--shadow)}
.lb-close,.lb-nav{position:absolute;background:var(--surface);border:1px solid var(--line2);color:#fff;
  width:52px;height:52px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center}
.lb-close{top:24px;right:24px}
.lb-nav{top:50%;transform:translateY(-50%)}
.lb-nav svg,.lb-close svg{width:24px;height:24px}
.lb-prev{left:24px}.lb-next{right:24px}
.lb-nav:hover,.lb-close:hover{background:var(--red)}

/* toast */
.toast-wrap{position:fixed;bottom:26px;left:50%;transform:translateX(-50%);z-index:300;display:flex;
  flex-direction:column;gap:10px;align-items:center}
.toast{background:var(--surface2);border:1px solid var(--line2);border-left:4px solid var(--red);
  border-radius:12px;padding:15px 22px;box-shadow:var(--shadow);display:flex;gap:12px;align-items:center;
  max-width:90vw;animation:tin .3s ease}
.toast svg{width:20px;height:20px;color:var(--red);flex:none}
@keyframes tin{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}

/* details/faq */
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);margin-bottom:12px;overflow:hidden}
.faq summary{cursor:pointer;padding:20px 24px;font-family:var(--ff-disp);text-transform:uppercase;
  letter-spacing:.03em;font-size:1.05rem;list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--red);font-size:1.6rem;font-family:var(--ff-disp)}
.faq details[open] summary::after{content:"−"}
.faq details p{padding:0 24px 22px;color:var(--muted);margin:0}

/* responsive */
@media(max-width:960px){
  .nav-links{display:none}.burger{display:flex;align-items:center}
  .nav-cta{display:none}
  .nav-in{height:66px}
  .brand{font-size:.98rem}.brand .kb{width:34px;height:34px}
  .split{grid-template-columns:1fr;gap:34px}
  .grid3,.steps{grid-template-columns:1fr 1fr}
  .stats{grid-template-columns:1fr 1fr}
  .masonry{columns:2}
  .contact-grid,.foot-grid{grid-template-columns:1fr}
  section{padding:70px 0}
}
@media(max-width:560px){
  body{font-size:16px}
  .brand small{display:none}
  .brand{font-size:.9rem;letter-spacing:.04em}
  .grid3,.steps,.stats{grid-template-columns:1fr}
  .masonry{columns:1}
  .sched .row{grid-template-columns:1fr;gap:8px}
  .hero{min-height:88svh}
  .wrap{padding:0 18px}
  section{padding:56px 0}
}