/* ============================================================
   UmPlitude — strona firmowa
   Jasny / minimal premium · vanilla CSS
   ============================================================ */

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}

:root{
  --paper:#F7F6F2;          /* tło bazowe, ciepła biel */
  --bg:#FFFFFF;             /* karty / sekcje jasne */
  --ink:#15151B;            /* tekst główny / prawie czarny */
  --ink-soft:#3A3A44;
  --muted:#6B6B76;          /* tekst drugorzędny */
  --line:rgba(21,21,27,.10);
  --line-soft:rgba(21,21,27,.06);
  --accent:#6C63FF;         /* fiolet-indygo */
  --accent-ink:#4B43D6;
  --accent-wash:rgba(108,99,255,.08);
  --radius:18px;
  --radius-lg:26px;
  --maxw:1180px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--paper);
  color:var(--ink);
  font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  line-height:1.6;
  font-size:17px;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
::selection{background:var(--accent);color:#fff}

h1,h2,h3,h4{font-family:'Space Grotesk',sans-serif;font-weight:600;line-height:1.08;letter-spacing:-.02em;overflow-wrap:break-word}
em{font-style:italic;color:var(--accent-ink)}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.section{padding:120px 0}
@media(max-width:900px){.section{padding:84px 0}}
@media(max-width:560px){.section{padding:64px 0}}

.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:12.5px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;
  color:var(--accent-ink);
}
.eyebrow::before{content:"";width:26px;height:1.5px;background:var(--accent);display:inline-block}

.section-head{max-width:680px;margin-bottom:56px}
.section-head h2{font-size:clamp(2rem,4.4vw,3.1rem);margin:18px 0 18px}
.section-head .lead{color:var(--muted);font-size:1.08rem;max-width:560px}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-family:'Space Grotesk',sans-serif;font-weight:500;font-size:.97rem;
  padding:15px 28px;border-radius:100px;border:1px solid transparent;
  cursor:pointer;transition:transform .25s var(--ease),background .25s,box-shadow .25s,border-color .25s;
}
.btn-primary{background:var(--ink);color:#fff;box-shadow:0 10px 30px -12px rgba(21,21,27,.5)}
.btn-primary:hover{transform:translateY(-2px);background:var(--accent-ink);box-shadow:0 16px 38px -12px rgba(75,67,214,.55)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--ink);transform:translateY(-2px)}
.btn svg{width:17px;height:17px}

/* ---------- Nav ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;transition:background .3s,box-shadow .3s,border-color .3s}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:78px;max-width:var(--maxw);margin:0 auto;padding:0 28px}
.nav.scrolled{background:rgba(247,246,242,.82);backdrop-filter:blur(14px);border-bottom:1px solid var(--line-soft)}
.brand{display:flex;align-items:center;gap:11px;font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:1.18rem;letter-spacing:-.02em}
.brand svg{width:30px;height:30px;border-radius:9px}
.brand b{font-weight:600}
.brand b span{color:var(--accent)}
.nav-links{display:flex;align-items:center;gap:34px}
.nav-links a{font-size:.94rem;color:var(--ink-soft);font-weight:500;transition:color .2s}
.nav-links a:hover{color:var(--accent-ink)}
.nav-cta{display:inline-flex}
.nav-links a.btn-primary,.nav-links a.btn-primary:hover{color:#fff}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;flex-direction:column;gap:5px;padding:8px}
.nav-toggle span{width:24px;height:2px;background:var(--ink);border-radius:2px;transition:.3s}
@media(max-width:860px){
  .nav-links{position:fixed;inset:78px 0 auto 0;background:var(--paper);flex-direction:column;gap:0;
    padding:8px 0 18px;border-bottom:1px solid var(--line);transform:translateY(-130%);transition:transform .35s var(--ease);box-shadow:0 20px 40px -24px rgba(0,0,0,.3)}
  .nav-links.open{transform:translateY(0)}
  .nav-links a{width:100%;padding:15px 28px;font-size:1.05rem;border-top:1px solid var(--line-soft)}
  .nav-links .nav-cta{margin:14px 28px 0;width:calc(100% - 56px)}
  .nav-toggle{display:flex}
  .nav.open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav.open .nav-toggle span:nth-child(2){opacity:0}
  .nav.open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
}

/* ---------- Hero ---------- */
.hero{position:relative;padding:170px 0 90px;overflow:hidden}
.hero::before{content:"";position:absolute;top:-220px;right:-160px;width:620px;height:620px;
  background:radial-gradient(circle,var(--accent-wash),transparent 68%);pointer-events:none}
.hero::after{content:"";position:absolute;bottom:-260px;left:-200px;width:560px;height:560px;
  background:radial-gradient(circle,rgba(108,99,255,.06),transparent 70%);pointer-events:none}
.hero-inner{position:relative;max-width:880px}
.hero h1{font-size:clamp(2.6rem,6.6vw,5rem);margin:26px 0 28px}
.hero .lead{font-size:clamp(1.05rem,2.2vw,1.32rem);color:var(--muted);max-width:600px;margin-bottom:40px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-meta{display:flex;gap:38px;margin-top:64px;flex-wrap:wrap}
.hero-meta div{display:flex;flex-direction:column}
.hero-meta b{font-family:'Space Grotesk',sans-serif;font-size:1.9rem;font-weight:600;letter-spacing:-.02em}
.hero-meta small{color:var(--muted);font-size:.86rem;letter-spacing:.04em}

/* ---------- Services ---------- */
.services{background:var(--bg);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media(max-width:900px){.grid-3{grid-template-columns:1fr;gap:18px}}
.card{
  background:var(--paper);border:1px solid var(--line-soft);border-radius:var(--radius-lg);
  padding:38px 34px;transition:transform .35s var(--ease),box-shadow .35s,border-color .35s;
}
.card:hover{transform:translateY(-5px);box-shadow:0 26px 50px -28px rgba(21,21,27,.28);border-color:var(--line)}
.card .ico{width:52px;height:52px;border-radius:14px;background:var(--accent-wash);
  display:flex;align-items:center;justify-content:center;margin-bottom:24px;color:var(--accent-ink)}
.card .ico svg{width:25px;height:25px}
.card .num{font-family:'Space Grotesk',sans-serif;font-style:italic;color:var(--accent);font-size:.95rem;letter-spacing:.04em}
.card h3{font-size:1.4rem;margin:6px 0 14px}
.card p{color:var(--muted);font-size:.99rem}
.card ul{list-style:none;margin-top:20px;display:flex;flex-direction:column;gap:10px}
.card li{display:flex;gap:11px;align-items:flex-start;font-size:.93rem;color:var(--ink-soft)}
.card li::before{content:"";flex:0 0 auto;width:18px;height:18px;margin-top:2px;border-radius:50%;
  background:var(--accent-wash) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%234B43D6' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/11px no-repeat}

/* ---------- Products / *Up family ---------- */
.family-head{text-align:center;max-width:680px;margin:0 auto 60px}
.family-head h2{font-size:clamp(2rem,4.4vw,3.1rem);margin:18px 0}
.family-head .lead{color:var(--muted)}
.products{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media(max-width:900px){.products{grid-template-columns:1fr}}
.product{
  position:relative;border-radius:var(--radius-lg);padding:36px 32px 34px;overflow:hidden;
  background:var(--bg);border:1px solid var(--line);transition:transform .35s var(--ease),box-shadow .35s;
}
.product:hover{transform:translateY(-6px);box-shadow:0 30px 60px -30px rgba(21,21,27,.32)}
.product::before{content:"";position:absolute;inset:0 0 auto 0;height:4px;background:var(--p-color,var(--accent))}
.product .tag{display:inline-block;font-size:11.5px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;
  color:var(--p-color,var(--accent));background:color-mix(in srgb,var(--p-color,var(--accent)) 10%,transparent);
  padding:6px 12px;border-radius:100px;margin-bottom:22px}
.product h3{font-size:1.75rem;margin-bottom:10px}
.product h3 span{color:var(--p-color,var(--accent))}
.product .role{font-size:.9rem;color:var(--muted);font-weight:500;margin-bottom:16px}
.product p{font-size:.97rem;color:var(--ink-soft)}
.product .feat{list-style:none;margin-top:20px;display:flex;flex-wrap:wrap;gap:8px}
.product .feat li{font-size:.8rem;color:var(--ink-soft);background:var(--paper);border:1px solid var(--line-soft);
  padding:6px 12px;border-radius:100px}
.family-note{text-align:center;margin-top:42px;color:var(--muted);font-size:.96rem}
.family-note b{color:var(--ink)}

/* ---------- Process ---------- */
.process{background:var(--ink);color:#fff}
.process .eyebrow{color:#a7a2ff}
.process .eyebrow::before{background:#6C63FF}
.process .section-head h2{color:#fff}
.process .section-head .lead{color:rgba(255,255,255,.6)}
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;counter-reset:s}
@media(max-width:900px){.steps{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.steps{grid-template-columns:1fr}}
.step{padding:28px 22px;border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);
  background:rgba(255,255,255,.02);transition:background .3s,border-color .3s}
.step:hover{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.25)}
.step .n{font-family:'Space Grotesk',sans-serif;font-style:italic;color:#8e87ff;font-size:1.05rem}
.step h4{font-size:1.18rem;margin:12px 0 9px}
.step p{font-size:.9rem;color:rgba(255,255,255,.58)}

/* ---------- Why / values ---------- */
.values{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center}
@media(max-width:900px){.values{grid-template-columns:1fr;gap:40px}}
.values-list{display:flex;flex-direction:column;gap:26px}
.value{display:flex;gap:18px}
.value .vn{font-family:'Space Grotesk',sans-serif;font-style:italic;color:var(--accent);font-size:1.2rem;flex:0 0 auto;padding-top:2px}
.value h4{font-size:1.18rem;margin-bottom:6px}
.value p{color:var(--muted);font-size:.96rem}
.values-card{background:var(--ink);color:#fff;border-radius:var(--radius-lg);padding:46px 40px}
.values-card .big{font-family:'Space Grotesk',sans-serif;font-size:clamp(2.4rem,5vw,3.4rem);font-weight:600;letter-spacing:-.02em;line-height:1.05}
.values-card .big em{color:#9b95ff}
.values-card p{color:rgba(255,255,255,.62);margin-top:22px;font-size:1rem}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin:0 auto}
.qa{border-bottom:1px solid var(--line);}
.qa summary{list-style:none;cursor:pointer;padding:26px 4px;display:flex;justify-content:space-between;align-items:center;gap:20px;
  font-family:'Space Grotesk',sans-serif;font-weight:500;font-size:1.12rem}
.qa summary::-webkit-details-marker{display:none}
.qa summary .pl{flex:0 0 auto;width:22px;height:22px;position:relative;transition:transform .3s}
.qa summary .pl::before,.qa summary .pl::after{content:"";position:absolute;background:var(--accent-ink);border-radius:2px;top:50%;left:50%}
.qa summary .pl::before{width:14px;height:2px;transform:translate(-50%,-50%)}
.qa summary .pl::after{width:2px;height:14px;transform:translate(-50%,-50%);transition:transform .3s}
.qa[open] summary .pl::after{transform:translate(-50%,-50%) scaleY(0)}
.qa .ans{padding:0 4px 26px;color:var(--muted);font-size:1rem;max-width:680px}

/* ---------- Contact ---------- */
.contact{text-align:center}
.contact h2{font-size:clamp(2.2rem,5vw,3.6rem);margin:20px auto 22px;max-width:760px}
.contact .lead{color:var(--muted);max-width:520px;margin:0 auto 40px;font-size:1.1rem}
.contact .mail{display:inline-flex;align-items:center;gap:12px;font-family:'Space Grotesk',sans-serif;
  font-size:clamp(1.2rem,3.4vw,1.9rem);font-weight:500;color:var(--ink);border-bottom:2px solid var(--accent);
  padding-bottom:6px;transition:color .25s}
.contact .mail:hover{color:var(--accent-ink)}
.contact-cta{margin-top:40px}

/* ---------- Footer ---------- */
.footer{background:var(--ink);color:#fff;padding:70px 0 36px}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.1)}
@media(max-width:760px){.footer-top{grid-template-columns:1fr;gap:32px}}
.footer .brand{color:#fff;margin-bottom:16px}
.footer .brand b span{color:#9b95ff}
.footer-about{color:rgba(255,255,255,.55);font-size:.95rem;max-width:340px}
.footer h5{font-family:'Space Grotesk',sans-serif;font-size:.82rem;letter-spacing:.16em;text-transform:uppercase;color:rgba(255,255,255,.5);margin-bottom:18px}
.footer ul{list-style:none;display:flex;flex-direction:column;gap:11px}
.footer ul a{color:rgba(255,255,255,.78);font-size:.95rem;transition:color .2s}
.footer ul a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:16px;padding-top:28px;flex-wrap:wrap}
.footer-bottom p{color:rgba(255,255,255,.45);font-size:.85rem}

/* ---------- Reveal animation ---------- */
/* Ukrywamy WYŁĄCZNIE gdy JS działa (html.js) — bez JS treść jest zawsze widoczna */
.js .reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.js .reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.js .reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}