/* ============ LINGO FLOW - kursy językowe online ============ */
:root{
  --blue:#125484;
  --blue-deep:#0C3A5E;
  --blue-soft:#E7F0F8;
  --sky:#3B9BD4;
  --violet:#6D4AC2;
  --pink:#D6438C;
  --violet-soft:#F1EBFB;
  --pink-soft:#FCEBF3;
  --paper:#F4F8FB;
  --card:#FFFFFF;
  --ink:#12283C;
  --ink-soft:#5B7285;
  --line:#DDE8F1;
  --radius:22px;
  --radius-s:14px;
  --shadow:0 24px 60px rgba(18,40,60,.12);
  --shadow-s:0 10px 26px rgba(18,40,60,.08);
  --maxw:1180px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Inter',system-ui,sans-serif;color:var(--ink);background:var(--paper);line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
h1,h2,h3,h4{font-family:'Plus Jakarta Sans',system-ui,sans-serif;font-weight:600;line-height:1.15;letter-spacing:-.02em;overflow-wrap:break-word}
h1{font-size:clamp(31px,4.4vw,52px)}
h2{font-size:clamp(27px,3.6vw,42px)}
h3{font-size:clamp(18px,2vw,21px)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
section{padding:clamp(52px,7vw,92px) 0}
.eyebrow{font-family:'Plus Jakarta Sans',sans-serif;font-weight:600;text-transform:uppercase;letter-spacing:.2em;font-size:11.5px;color:var(--blue);display:inline-flex;align-items:center;gap:10px;margin-bottom:16px}
.eyebrow::before{content:"";width:24px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--blue),var(--pink))}
.sec-head{max-width:660px;margin-bottom:46px}
.sec-head--center{margin-inline:auto;text-align:center}
.sec-head--center .eyebrow{justify-content:center}
.sec-head .lead{color:var(--ink-soft);font-size:clamp(16px,1.7vw,18px);margin-top:14px}
.tint{color:var(--blue)}
.u-mark{background:linear-gradient(180deg,transparent 62%,rgba(214,67,140,.28) 0);padding:0 2px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font-family:'Plus Jakarta Sans',sans-serif;font-weight:600;font-size:15px;line-height:1;white-space:nowrap;border:1.5px solid transparent;border-radius:999px;padding:15px 26px;cursor:pointer;transition:transform .25s,box-shadow .25s,background .25s,color .25s,border-color .25s}
.btn svg{width:18px;height:18px;flex:none}
.btn:hover{transform:translateY(-3px)}
.btn--blue{background:var(--blue);color:#fff;box-shadow:0 14px 28px rgba(18,84,132,.28)}
.btn--blue:hover{background:var(--blue-deep)}
.btn--violet{background:var(--violet);color:#fff;box-shadow:0 14px 28px rgba(109,74,194,.3)}
.btn--violet:hover{background:#5B3BA8}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn--ghost:hover{border-color:var(--blue);color:var(--blue)}
.btn--light{background:rgba(255,255,255,.94);color:var(--blue)}
.btn--lg{padding:17px 32px;font-size:16px}

/* header */
.hdr{position:fixed;top:0;left:0;right:0;z-index:80;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);border-bottom:1px solid transparent;transition:box-shadow .3s,border-color .3s,background .3s}
.hdr.scrolled{background:rgba(255,255,255,.98);box-shadow:0 6px 24px rgba(18,40,60,.08);border-color:var(--line)}
.hdr-in{display:flex;align-items:center;gap:22px;height:76px}
.brand img{height:30px;width:auto}
.nav{display:flex;gap:4px;margin-left:auto;align-items:center}
.nav a{font-family:'Plus Jakarta Sans',sans-serif;font-weight:500;font-size:14.5px;color:var(--ink);padding:9px 13px;border-radius:999px;transition:color .2s,background .2s}
.nav a:hover{color:var(--blue);background:rgba(18,84,132,.07)}
.nav-soc{display:inline-flex;align-items:center;gap:4px;margin-left:6px}
.nav-soc a{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;padding:0;border-radius:50%;color:var(--ink);transition:color .2s,background .2s,transform .2s}
.nav-soc a:hover{color:var(--pink);background:var(--pink-soft);transform:translateY(-2px)}
.nav-soc svg{width:19px;height:19px}
.nav a.btn--blue,.nav a.btn--blue:hover{color:#fff}
.nav .btn{margin-left:8px}
.burger{display:none;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;background:none;border:0;cursor:pointer;margin-left:auto}
.burger span{display:block;height:2px;width:25px;margin:0 auto;border-radius:3px;background:var(--ink);transition:.3s}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* hero */
.hero{position:relative;min-height:clamp(420px,54vh,520px);display:flex;align-items:center;padding:112px 0 48px;overflow:hidden;isolation:isolate;background:#fff}
.hero-bg{position:absolute;top:0;right:0;bottom:0;left:auto;z-index:-2;width:min(64%,940px);background:url('../images/hero-flip.jpg') right center/auto 100% no-repeat;
  -webkit-mask-image:linear-gradient(90deg,transparent 0%,transparent 16%,rgba(0,0,0,.14) 32%,rgba(0,0,0,.5) 46%,rgba(0,0,0,.85) 56%,#000 64%),linear-gradient(180deg,transparent 0%,rgba(0,0,0,.6) 6%,#000 14%,#000 86%,rgba(0,0,0,.6) 94%,transparent 100%);
  -webkit-mask-composite:source-in;
  mask-image:linear-gradient(90deg,transparent 0%,transparent 16%,rgba(0,0,0,.14) 32%,rgba(0,0,0,.5) 46%,rgba(0,0,0,.85) 56%,#000 64%),linear-gradient(180deg,transparent 0%,rgba(0,0,0,.6) 6%,#000 14%,#000 86%,rgba(0,0,0,.6) 94%,transparent 100%);
  mask-composite:intersect}
.hero-veil{display:none}
.hero-in{position:relative;z-index:2;width:100%}
.hero-card{max-width:460px;margin-right:auto}
.hero h1{margin:4px 0 18px}
.hero p.hero-sub{font-size:clamp(16px,1.8vw,18.5px);color:var(--ink-soft);max-width:48ch;margin-bottom:26px}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:26px}
.hero-flags{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.hero-flags span{font-size:13px;color:var(--ink-soft);font-weight:500}
.hero-flags .fl{width:30px;height:21px;border-radius:4px;object-fit:cover;box-shadow:0 3px 8px rgba(18,40,60,.18)}

/* method */
.method{background:var(--card)}
.m-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.m-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px;transition:transform .3s,box-shadow .3s,border-color .3s}
.m-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-s);border-color:var(--blue)}
.m-ico{width:50px;height:50px;border-radius:14px;background:var(--blue-soft);color:var(--blue);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.m-ico svg{width:24px;height:24px}
.m-card h3{margin-bottom:8px}
.m-card p{color:var(--ink-soft);font-size:14.5px}

/* languages */
.lang-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.lang{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px 20px;text-align:center;transition:transform .3s,box-shadow .3s}
.lang:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.lang img{width:64px;height:44px;object-fit:cover;border-radius:7px;margin:0 auto 14px;box-shadow:0 6px 16px rgba(18,40,60,.18)}
.lang b{font-family:'Plus Jakarta Sans',sans-serif;font-weight:600;font-size:17px;display:block;margin-bottom:4px}
.lang span{font-size:13px;color:var(--ink-soft)}

/* goals */
.goals{background:linear-gradient(120deg,#125484 0%,#3F4FAE 54%,#6D4AC2 100%);color:#fff}
#jezyki{background:linear-gradient(180deg,var(--pink-soft) 0%,var(--paper) 62%)}
.goals .eyebrow{color:#9FD2F2}
.goals .eyebrow::before{background:linear-gradient(90deg,#9FD2F2,#F5A9CE)}
.goals h2{color:#fff}
.goals .lead{color:rgba(255,255,255,.82)}
.goal-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.goal{background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.18);border-radius:var(--radius-s);padding:24px 22px;backdrop-filter:blur(6px)}
.goal svg{width:26px;height:26px;color:#F5A9CE;margin-bottom:12px}
.goal b{font-family:'Plus Jakarta Sans',sans-serif;font-weight:600;font-size:16.5px;display:block;margin-bottom:6px}
.goal p{font-size:14px;color:rgba(255,255,255,.8)}

/* courses */
.course-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.course{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:34px 32px;position:relative;overflow:hidden;transition:transform .3s,box-shadow .3s}
.course:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.course::before{content:"";position:absolute;inset:0 0 auto 0;height:4px;background:linear-gradient(90deg,var(--blue),var(--sky))}
.course--group::before{background:linear-gradient(90deg,var(--violet),var(--pink))}
.course h3{font-size:clamp(21px,2.4vw,26px);margin-bottom:10px}
.course > p{color:var(--ink-soft);margin-bottom:18px}
.course ul{list-style:none;display:grid;gap:11px}
.course li{display:flex;gap:11px;align-items:flex-start;font-size:15px}
.course li svg{width:19px;height:19px;color:var(--blue);flex:none;margin-top:3px}
.course--group li svg{color:var(--violet)}

/* reviews */
.reviews{background:var(--card)}
.rev-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.rev{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:30px 28px;display:flex;flex-direction:column}
.rev .stars{color:var(--pink);font-size:16px;letter-spacing:2px;margin-bottom:12px}
.rev p{font-size:15px;flex:1;color:var(--ink)}
.rev footer{display:flex;align-items:center;gap:12px;margin-top:20px;font-family:'Plus Jakarta Sans',sans-serif;font-weight:600;font-size:14.5px}
.rev .av{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-family:'Plus Jakarta Sans',sans-serif;font-weight:600;font-size:16px;flex:none}
.rev footer em{margin-left:auto;font-style:normal;font-weight:500;font-size:12px;color:var(--ink-soft)}

/* about */
.about-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(30px,5vw,60px);align-items:center}
.about-media{position:relative;display:flex;justify-content:center}
.about-photo{width:min(240px,70%);aspect-ratio:1;border-radius:50%;object-fit:cover;border:6px solid var(--card);box-shadow:var(--shadow)}
.about-media::before{content:"";position:absolute;inset:auto;width:min(280px,80%);aspect-ratio:1;border-radius:50%;background:linear-gradient(140deg,var(--blue-soft),var(--pink-soft));z-index:-1}
.about-txt p{color:var(--ink-soft);margin-bottom:14px}
.about-txt p strong{color:var(--ink)}
.about-pills{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}
.pill{background:var(--blue-soft);color:var(--blue-deep);border-radius:999px;padding:8px 16px;font-size:13.5px;font-weight:500}

/* contact */
.contact{background:var(--paper)}
.contact-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:clamp(32px,4vw,52px);text-align:center;max-width:760px;margin:0 auto}
.contact-card h2{margin-bottom:12px}
.contact-card > p{color:var(--ink-soft);max-width:52ch;margin:0 auto 28px}
.soc-row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.soc{display:inline-flex;align-items:center;gap:11px;border-radius:999px;padding:15px 26px;font-family:'Plus Jakarta Sans',sans-serif;font-weight:600;font-size:15px;color:#fff;transition:transform .25s,box-shadow .25s}
.soc:hover{transform:translateY(-3px)}
.soc svg{width:20px;height:20px}
.soc--fb{background:#1877F2;box-shadow:0 12px 26px rgba(24,119,242,.3)}
.soc--ig{background:linear-gradient(45deg,#F09433,#DC2743 45%,#BC1888);box-shadow:0 12px 26px rgba(188,24,136,.28)}
.contact-note{margin-top:24px;font-size:14px;color:var(--ink-soft);display:inline-flex;align-items:center;gap:9px}
.contact-note svg{width:17px;height:17px;color:var(--blue)}

/* footer */
.foot{background:var(--ink);color:rgba(255,255,255,.7);padding:52px 0 26px}
.foot-in{display:flex;justify-content:space-between;gap:32px;flex-wrap:wrap;margin-bottom:28px}
.foot-brand{max-width:36ch}
.foot-word{display:block;font-family:'Plus Jakarta Sans',sans-serif;font-weight:700;font-size:23px;letter-spacing:.02em;color:#fff;margin-bottom:12px}
.foot-brand p{font-size:14px;color:rgba(255,255,255,.6)}
.foot-col h4{font-family:'Plus Jakarta Sans',sans-serif;font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.16em;color:rgba(255,255,255,.5);margin-bottom:14px}
.foot-col ul{list-style:none;display:grid;gap:9px}
.foot-col a{font-size:14.5px;color:rgba(255,255,255,.82)}
.foot-col a:hover{color:var(--violet)}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:12.5px;color:rgba(255,255,255,.45)}

/* mobile bar */
.mobile-bar{display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-top:1px solid var(--line);padding:10px 14px calc(10px + env(safe-area-inset-bottom));gap:10px}
.mobile-bar .btn{flex:1;padding:14px 12px;font-size:14.5px}

/* reveal */
.reveal,.reveal-l,.reveal-r{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal-l{transform:translateX(-28px)}
.reveal-r{transform:translateX(28px)}
.reveal.in,.reveal-l.in,.reveal-r.in{opacity:1;transform:none}
[data-stagger]>*:nth-child(1){transition-delay:.04s}
[data-stagger]>*:nth-child(2){transition-delay:.1s}
[data-stagger]>*:nth-child(3){transition-delay:.16s}
[data-stagger]>*:nth-child(4){transition-delay:.22s}
[data-stagger]>*:nth-child(5){transition-delay:.28s}
@media (prefers-reduced-motion:reduce){
  .reveal,.reveal-l,.reveal-r{opacity:1;transform:none;transition:none}
  .btn:hover,.m-card:hover,.lang:hover,.course:hover,.soc:hover{transform:none}
}

/* ============ responsive ============ */
@media(max-width:1000px){
  .m-grid,.goal-grid{grid-template-columns:repeat(2,1fr)}
  .lang-grid{grid-template-columns:repeat(3,1fr)}
  .about-grid{grid-template-columns:1fr;gap:34px}
  .about-media{order:-1}
  .rev-grid{grid-template-columns:1fr;max-width:560px;margin-inline:auto}
}
/* hero: poniżej 1200px zdjęcie idzie nad tekst, żeby nic na siebie nie nachodziło */
@media(max-width:1200px){
  .hero{display:block;min-height:auto;padding:88px 0 40px;align-items:stretch}
  .hero-bg{position:relative;inset:auto;z-index:1;width:100%;height:auto;aspect-ratio:1600/900;background-position:center;background-size:cover;
    -webkit-mask-image:linear-gradient(180deg,transparent 0%,rgba(0,0,0,.7) 7%,#000 16%,#000 52%,rgba(0,0,0,.5) 80%,transparent 100%);
    -webkit-mask-composite:source-over;
    mask-image:linear-gradient(180deg,transparent 0%,rgba(0,0,0,.7) 7%,#000 16%,#000 52%,rgba(0,0,0,.5) 80%,transparent 100%);
    mask-composite:add}
  .hero-flags{justify-content:center}
  .hero-in{padding-top:26px}
  .hero-card{max-width:none;margin:0}
}
@media(max-width:860px){
  .nav{position:fixed;top:76px;left:0;right:0;flex-direction:column;align-items:stretch;gap:2px;background:var(--paper);padding:14px 18px 20px;border-bottom:1px solid var(--line);transform:translateY(-150%);transition:transform .4s;box-shadow:0 18px 36px rgba(18,40,60,.12);margin:0;z-index:75}
  .nav.open{transform:translateY(0)}
  .nav a{padding:13px 14px;font-size:16px}
  .nav-soc{justify-content:center;margin:10px 0 0}
  .nav-soc a{width:44px;height:44px;background:var(--pink-soft);color:var(--pink)}
  .nav .btn{margin:8px 0 0;justify-content:center}
  .burger{display:flex}
  .mobile-bar{display:flex}
  body{padding-bottom:74px}
  .course-grid{grid-template-columns:1fr}
}
@media(max-width:620px){
  .hero{padding:82px 0 36px}
  .hero-bg{height:min(56vw,260px)}
  .hero-cta{gap:10px}
  .hero-cta .btn{flex:1;min-width:150px}
  .m-grid,.goal-grid{grid-template-columns:1fr}
  .lang-grid{grid-template-columns:repeat(2,1fr)}
  .soc{width:100%;justify-content:center}
  .foot-in{flex-direction:column;gap:26px}
}