/* ===== Custom properties ===== */
:root{
  --navy:#1e3a5f;
  --navy-dark:#132a45;
  --navy-darker:#0e2036;
  --navy-light:#2c527f;
  --blue:#326ef1;
  --blue-dark:#0051ca;
  --blue-soft:#5b8def;
  --bg:#f7fafc;
  --bg-card:#ffffff;
  --bg-tint:#eaf1fb;
  --border:#dce3ec;
  --text:#1c2530;
  --text-muted:#5b6b80;
  --white:#ffffff;
  --shadow-soft:0 20px 50px rgba(14,32,54,0.10);
  --radius-lg:20px;
  --radius-md:14px;
}

*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}

body{
  font-family:"Inter","Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.6;
  overflow-x:hidden;
}

a{color:inherit;text-decoration:none;}
ul{list-style:none;}
img{max-width:100%;display:block;}

.container{
  width:100%;
  max-width:1120px;
  margin:0 auto;
  padding:0 24px;
}

.eyebrow{
  display:inline-block;font-size:0.8rem;font-weight:700;letter-spacing:1.5px;
  text-transform:uppercase;color:var(--blue-soft);margin-bottom:14px;
}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 30px;border-radius:12px;font-weight:600;font-size:0.95rem;
  cursor:pointer;border:none;transition:transform .2s ease,background .2s ease,box-shadow .2s ease;
}
.btn-primary{
  background:var(--blue);color:var(--white);
  box-shadow:0 10px 24px rgba(50,110,241,0.32);
}
.btn-primary:hover{background:var(--blue-dark);transform:translateY(-2px);}
.btn-ghost{
  background:transparent;color:var(--white);border:1.5px solid rgba(255,255,255,0.35);
}
.btn-ghost:hover{background:rgba(255,255,255,0.1);}
.btn-lg{padding:17px 38px;font-size:1.02rem;}

/* ===== Header / Nav ===== */
.navbar{
  position:sticky;top:0;z-index:1000;
  background:rgba(19,42,69,0.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(255,255,255,0.08);
}
.navbar .container{
  display:flex;align-items:center;justify-content:space-between;height:74px;
}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.2rem;color:var(--white);}
.brand img, .brand svg{width:36px;height:36px;flex-shrink:0;}

.nav-links{display:flex;align-items:center;gap:32px;}
.nav-links a{
  font-size:0.92rem;font-weight:600;color:rgba(255,255,255,0.78);
  transition:color .2s ease;
}
.nav-links a:hover{color:var(--white);}

.nav-actions{display:flex;align-items:center;gap:14px;}
.nav-cta{
  background:var(--blue);color:var(--white);
  padding:10px 22px;border-radius:999px;font-weight:700;font-size:0.88rem;
  transition:background .2s ease,transform .2s ease;
  box-shadow:0 8px 20px rgba(50,110,241,0.35);
}
.nav-cta:hover{background:var(--blue-dark);transform:translateY(-1px);}

.nav-toggle{
  display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px;
}
.nav-toggle span{width:24px;height:2px;background:var(--white);border-radius:2px;transition:transform .25s ease,opacity .25s ease;}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.open span:nth-child(2){opacity:0;}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ===== Hero ===== */
.hero{
  position:relative;
  background:linear-gradient(160deg,var(--navy) 0%,var(--navy-dark) 55%,var(--navy-darker) 100%);
  padding:96px 0 130px;
  color:var(--white);
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 82% 12%,rgba(91,141,239,0.28),transparent 45%),
             radial-gradient(circle at 8% 90%,rgba(50,110,241,0.18),transparent 40%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:1;text-align:center;max-width:680px;margin:0 auto;}
.hero h1{
  font-size:clamp(2.3rem,5vw,3.4rem);font-weight:800;line-height:1.15;letter-spacing:-0.5px;
  margin-bottom:20px;
}
.hero h1 .accent{color:var(--blue-soft);}
.hero p.lead{
  font-size:1.1rem;color:rgba(255,255,255,0.78);max-width:520px;margin:0 auto 36px;
}
.hero-actions{display:flex;justify-content:center;gap:16px;flex-wrap:wrap;margin-bottom:64px;}

.hero-slogan{
  font-size:0.95rem;font-weight:700;letter-spacing:2px;text-transform:uppercase;
  color:var(--blue-soft);margin-bottom:18px;
}

/* Laptop mockup for hero screenshot */
.laptop-mockup{
  position:relative;z-index:1;max-width:820px;margin:0 auto;
}
.laptop-screen{
  background:var(--navy-darker);
  border-radius:16px 16px 4px 4px;
  padding:10px 10px 0;
  box-shadow:var(--shadow-soft),0 0 0 1px rgba(255,255,255,0.06);
}
.laptop-screen .screen-inner{
  background:var(--white);border-radius:8px 8px 2px 2px;overflow:hidden;
}
.laptop-screen img{width:100%;display:block;}
.laptop-base{
  height:16px;margin:0 auto;width:88%;
  background:linear-gradient(var(--navy-light),var(--navy-dark));
  border-radius:0 0 10px 10px;
}
.laptop-base::after{
  content:"";display:block;width:120px;height:5px;margin:0 auto;
  background:rgba(0,0,0,0.25);border-radius:0 0 6px 6px;
}

/* ===== Section basics ===== */
.section{padding:100px 0;}
.section-alt{background:var(--bg-tint);}
.section-head{max-width:600px;margin:0 auto 56px;text-align:center;}
.section-head h2{
  font-size:clamp(1.7rem,3.4vw,2.3rem);font-weight:800;color:var(--navy);letter-spacing:-0.3px;margin-bottom:14px;
}
.section-head p{color:var(--text-muted);font-size:1.02rem;}

/* ===== Reveal-on-scroll ===== */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease;}
.reveal.in-view{opacity:1;transform:translateY(0);}
.reveal-stagger.in-view > *{opacity:1;transform:translateY(0);}
.reveal-stagger > *{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease;}
.reveal-stagger > *:nth-child(1){transition-delay:.05s;}
.reveal-stagger > *:nth-child(2){transition-delay:.15s;}
.reveal-stagger > *:nth-child(3){transition-delay:.25s;}
.reveal-stagger > *:nth-child(4){transition-delay:.35s;}

/* ===== Grupy docelowe (Klub / Prowadzący / Klient) ===== */
.groups-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.group-card{
  padding:36px 30px;background:var(--bg-card);border:1px solid var(--border);
  border-radius:var(--radius-lg);transition:transform .25s ease,box-shadow .25s ease;
}
.group-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-soft);}
.group-icon{
  width:52px;height:52px;border-radius:14px;background:var(--bg-tint);color:var(--blue);
  display:flex;align-items:center;justify-content:center;margin-bottom:20px;
}
.group-card h3{font-size:1.25rem;font-weight:800;color:var(--navy);margin-bottom:6px;}
.group-card .role-tag{font-size:0.8rem;color:var(--blue);font-weight:700;text-transform:uppercase;letter-spacing:0.5px;margin-bottom:14px;display:block;}
.group-benefits{margin-top:16px;}
.group-benefits li{
  display:flex;gap:10px;align-items:flex-start;font-size:0.92rem;color:var(--text-muted);margin-bottom:10px;
}
.group-benefits li svg{flex-shrink:0;margin-top:2px;color:var(--blue);}

/* ===== Jak to działa - kroki ===== */
.steps-list{display:flex;flex-direction:column;gap:90px;}
.step-row{
  display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;
}
.step-row.reverse .step-visual{order:2;}
.step-row.reverse .step-copy{order:1;}
.step-copy .step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:36px;height:36px;border-radius:50%;background:var(--blue);color:var(--white);
  font-weight:800;font-size:1rem;margin-bottom:18px;
}
.step-copy h3{font-size:1.4rem;font-weight:800;color:var(--navy);margin-bottom:12px;}
.step-copy p{color:var(--text-muted);font-size:1rem;}

.browser-mockup{
  background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);
  overflow:hidden;box-shadow:var(--shadow-soft);
}
.browser-mockup .bar{display:flex;align-items:center;gap:6px;padding:12px 16px;border-bottom:1px solid var(--border);background:#fafbfd;}
.browser-mockup .dot{width:9px;height:9px;border-radius:50%;}
.dot-red{background:#ff5f57;}
.dot-yellow{background:#febc2e;}
.dot-green{background:#28c840;}

@media (max-width:860px){
  .step-row, .step-row.reverse{grid-template-columns:1fr;}
  .step-row.reverse .step-visual{order:1;}
  .step-row.reverse .step-copy{order:2;}
}

/* ===== Prostota ===== */
.simplicity{
  background:var(--navy);color:var(--white);border-radius:28px;
  padding:64px 40px;position:relative;overflow:hidden;
}
.simplicity::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 90% 0%,rgba(91,141,239,0.25),transparent 50%);
}
.simplicity-grid{position:relative;z-index:1;display:grid;grid-template-columns:repeat(3,1fr);gap:32px;text-align:center;}
.simplicity-item .num{font-size:2.4rem;font-weight:800;color:var(--blue-soft);margin-bottom:10px;}
.simplicity-item h4{font-size:1.05rem;font-weight:700;margin-bottom:8px;}
.simplicity-item p{font-size:0.92rem;color:rgba(255,255,255,0.72);}

/* ===== Centralizacja ===== */
.central-wrap{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.central-list li{
  display:flex;gap:14px;align-items:flex-start;margin-bottom:22px;
}
.central-list .icn{
  width:40px;height:40px;border-radius:10px;background:var(--bg-tint);color:var(--blue);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.central-list h4{font-size:1.02rem;font-weight:700;color:var(--navy);margin-bottom:4px;}
.central-list p{font-size:0.9rem;color:var(--text-muted);}

@media (max-width:860px){
  .central-wrap{grid-template-columns:1fr;}
  .central-wrap .browser-mockup{order:-1;}
}

/* ===== CTA banner ===== */
.cta-banner{
  background:linear-gradient(135deg,var(--navy) 0%,var(--navy-darker) 100%);
  border-radius:28px;padding:64px 40px;text-align:center;color:var(--white);
}
.cta-banner h2{font-size:clamp(1.6rem,3vw,2.1rem);font-weight:800;margin-bottom:14px;}
.cta-banner p{color:rgba(255,255,255,0.75);max-width:480px;margin:0 auto 32px;}

/* ===== Footer ===== */
footer{background:var(--navy-darker);padding:64px 0 32px;color:rgba(255,255,255,0.7);}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:48px;margin-bottom:48px;}
.footer-brand .brand{color:var(--white);margin-bottom:14px;}
.footer-brand p{font-size:0.9rem;color:rgba(255,255,255,0.55);max-width:280px;}
.footer-slogan{font-size:0.82rem;font-weight:700;color:var(--blue-soft);letter-spacing:1px;text-transform:uppercase;margin-top:14px;}
.footer-col h5{color:var(--white);font-size:0.88rem;font-weight:700;text-transform:uppercase;letter-spacing:0.5px;margin-bottom:16px;}
.footer-col li{margin-bottom:12px;font-size:0.9rem;}
.footer-col a{color:rgba(255,255,255,0.65);transition:color .2s ease;}
.footer-col a:hover{color:var(--white);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,0.1);padding-top:24px;
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;
  font-size:0.82rem;color:rgba(255,255,255,0.45);
}
.footer-bottom a{color:rgba(255,255,255,0.55);}
.footer-bottom a:hover{color:var(--white);}

@media (max-width:860px){
  .footer-top{grid-template-columns:1fr 1fr;}
  .footer-brand{grid-column:1 / -1;}
}
@media (max-width:560px){
  .footer-top{grid-template-columns:1fr;}
}

/* ===== Responsive ===== */
@media (max-width:900px){
  .nav-links{display:none;}
  .nav-toggle{display:flex;}
  .groups-grid{grid-template-columns:1fr;}
  .simplicity-grid{grid-template-columns:1fr;gap:28px;}
}
@media (max-width:680px){
  .hero{padding:70px 0 90px;}
  .section{padding:64px 0;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .simplicity{padding:44px 24px;}
  .cta-banner{padding:44px 24px;}
}

.mobile-menu{
  display:none;position:fixed;inset:74px 0 0 0;z-index:999;
  background:var(--navy-dark);padding:28px 24px;
}
.mobile-menu.open{display:block;}
.mobile-menu a{display:block;padding:14px 0;font-size:1.05rem;font-weight:600;color:var(--white);border-bottom:1px solid rgba(255,255,255,0.08);}
.mobile-menu .nav-cta{display:inline-block;margin-top:20px;padding:14px 28px;border-bottom:none;text-align:center;}