/* AccelerateOnline — styles.css */

:root{
  --navy-900:#070F26;
  --navy-800:#0A1633;
  --navy-700:#132248;
  --blue-600:#2F6BFF;
  --blue-500:#4B82FF;
  --blue-050:#EEF3FF;

  --ink:#111827;
  --ink-soft:#4B5563;
  --ink-mute:#6B7280;
  --line:#E4E8F0;
  --surface:#FFFFFF;
  --surface-alt:#F6F8FC;

  --radius:14px;
  --radius-lg:22px;
  --wrap:1140px;
  --shadow:0 1px 2px rgba(16,24,40,.04), 0 12px 32px -12px rgba(16,24,40,.14);
  --shadow-lg:0 24px 60px -24px rgba(10,22,51,.35);

  --font-head:"Montserrat", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-body:"Inter", system-ui, -apple-system, "Segoe UI", sans-serif;

  color-scheme: light;
}

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

html{ scroll-behavior:smooth; scroll-padding-top:88px; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *{ animation-duration:.01ms !important; transition-duration:.01ms !important; }
}

body{
  margin:0;
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.65;
  color:var(--ink);
  background:var(--surface);
  -webkit-font-smoothing:antialiased;
}

img{ max-width:100%; height:auto; display:block; }

h1,h2,h3{ font-family:var(--font-head); font-weight:700; line-height:1.18; letter-spacing:-.02em; margin:0 0 .5em; }
h1{ font-size:clamp(2.1rem, 1.3rem + 3.4vw, 3.6rem); }
h2{ font-size:clamp(1.65rem, 1.1rem + 2.2vw, 2.5rem); }
h3{ font-size:1.16rem; letter-spacing:-.01em; }
p{ margin:0 0 1rem; }

a{ color:var(--blue-600); text-decoration-thickness:1px; text-underline-offset:3px; }
a:hover{ color:#1E4FD6; }

:focus-visible{ outline:3px solid var(--blue-500); outline-offset:3px; border-radius:6px; }

.skip-link{
  position:absolute; left:-9999px; top:0; z-index:200;
  background:var(--navy-800); color:#fff; padding:.75rem 1.2rem; border-radius:0 0 10px 0;
}
.skip-link:focus{ left:0; }

.wrap{ width:100%; max-width:var(--wrap); margin-inline:auto; padding-inline:22px; }
.wrap-narrow{ max-width:800px; }

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:.5rem;
  font-family:var(--font-body); font-weight:600; font-size:.98rem;
  padding:.72rem 1.3rem; border-radius:999px; border:1px solid transparent;
  background:var(--blue-600); color:#fff; text-decoration:none; cursor:pointer;
  transition:background .18s ease, transform .18s ease, box-shadow .18s ease;
}
.btn:hover{ background:#1E4FD6; color:#fff; transform:translateY(-1px); box-shadow:0 10px 24px -12px rgba(47,107,255,.8); }
.btn:active{ transform:translateY(0); }
.btn-lg{ padding:.95rem 1.8rem; font-size:1.02rem; }
.btn-sm{ padding:.5rem 1.05rem; font-size:.9rem; }
.btn-ghost{ background:transparent; color:#fff; border-color:rgba(255,255,255,.35); }
.btn-ghost:hover{ background:rgba(255,255,255,.1); color:#fff; box-shadow:none; }

/* ---------- Header ---------- */
.site-header{
  position:sticky; top:0; z-index:100;
  background:rgba(10,22,51,.92);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.header-inner{ display:flex; align-items:center; justify-content:space-between; gap:1rem; min-height:70px; }

.brand{ display:inline-flex; align-items:center; gap:.6rem; text-decoration:none; color:#fff; }
.brand-mark{
  width:26px; height:26px; flex:none; border-radius:8px;
  background:linear-gradient(135deg, var(--blue-500), #7FA8FF 60%, #33D6C8);
  box-shadow:0 0 0 4px rgba(47,107,255,.18);
}
.brand-name{ font-family:var(--font-head); font-weight:600; font-size:1.06rem; letter-spacing:-.01em; }
.brand-name strong{ font-weight:700; color:var(--blue-500); }

.nav{ display:flex; align-items:center; gap:1.4rem; }
.nav a{ color:rgba(255,255,255,.82); text-decoration:none; font-size:.94rem; font-weight:500; }
.nav a:hover{ color:#fff; }
.nav a.btn{ color:#fff; }

.nav-toggle{
  display:none; width:44px; height:44px; border:0; background:transparent; cursor:pointer;
  padding:10px; flex-direction:column; justify-content:space-between;
}
.nav-toggle span{ display:block; height:2px; background:#fff; border-radius:2px; transition:transform .2s ease, opacity .2s ease; }
.nav-toggle[aria-expanded="true"] span:nth-child(1){ transform:translateY(10px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2){ opacity:0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3){ transform:translateY(-10px) rotate(-45deg); }

@media (max-width: 920px){
  .nav-toggle{ display:flex; }
  .nav{
    position:absolute; left:0; right:0; top:100%;
    flex-direction:column; align-items:flex-start; gap:0;
    background:var(--navy-800); border-bottom:1px solid rgba(255,255,255,.1);
    box-shadow:0 24px 40px -24px rgba(0,0,0,.6);
    padding:.5rem 22px 1.9rem;
    display:none;
  }
  .nav.is-open{ display:flex; }
  .nav a{ width:100%; padding:.85rem 0; border-bottom:1px solid rgba(255,255,255,.07); font-size:1rem; }
  .nav a.btn{ margin-top:1.2rem; width:auto; border-bottom:0; }
}

/* ---------- Hero ---------- */
.hero{
  position:relative; overflow:hidden;
  background:
    radial-gradient(1100px 520px at 78% -8%, rgba(47,107,255,.34), transparent 62%),
    radial-gradient(760px 420px at 6% 104%, rgba(51,214,200,.14), transparent 60%),
    linear-gradient(170deg, var(--navy-800), var(--navy-900));
  color:#fff;
}
.hero-inner{ position:relative; z-index:2; padding-block:clamp(3.6rem, 8vw, 6.6rem) clamp(3.2rem, 7vw, 5.6rem); max-width:900px; }
.hero h1{ margin-bottom:1rem; }
.hero .lead{ font-size:clamp(1.02rem, .95rem + .35vw, 1.2rem); color:rgba(255,255,255,.8); max-width:640px; }

.hero-deco{
  position:absolute; inset:0; z-index:1; pointer-events:none; opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
                   linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(900px 480px at 70% 10%, #000 20%, transparent 78%);
  -webkit-mask-image:radial-gradient(900px 480px at 70% 10%, #000 20%, transparent 78%);
}

.eyebrow{
  font-family:var(--font-body); font-weight:600; font-size:.8rem;
  letter-spacing:.11em; text-transform:uppercase;
  color:var(--blue-500); margin:0 0 .9rem;
}
.eyebrow-dark{ color:var(--blue-600); }

.hero-cta{ display:flex; flex-wrap:wrap; gap:.8rem; margin-top:1.8rem; }

.hero-points{
  list-style:none; margin:2.6rem 0 0; padding:0;
  display:grid; gap:.7rem 2rem; grid-template-columns:repeat(auto-fit, minmax(230px, 1fr));
  border-top:1px solid rgba(255,255,255,.14); padding-top:1.6rem;
}
.hero-points li{
  position:relative; padding-left:1.7rem;
  color:rgba(255,255,255,.78); font-size:.96rem;
}
.hero-points li::before{
  content:""; position:absolute; left:0; top:.52em;
  width:9px; height:9px; border-radius:50%;
  background:#33D6C8; box-shadow:0 0 0 4px rgba(51,214,200,.18);
}

/* ---------- Sections ---------- */
.section{ padding-block:clamp(3.4rem, 7vw, 5.8rem); }
.section-alt{ background:var(--surface-alt); border-block:1px solid var(--line); }
.section-dark{
  background:linear-gradient(160deg, var(--navy-700), var(--navy-900));
  color:#fff;
}
.section-dark h2{ color:#fff; }
.section-dark p{ color:rgba(255,255,255,.8); }

.section-lead{ max-width:620px; color:var(--ink-soft); font-size:1.05rem; margin-bottom:2.6rem; }
.section-dark .section-lead{ color:rgba(255,255,255,.75); }

.note{ margin-top:2.2rem; font-size:.92rem; color:var(--ink-mute); max-width:620px; }

/* ---------- Service cards ---------- */
.cards{ display:grid; gap:1.4rem; grid-template-columns:repeat(auto-fit, minmax(290px, 1fr)); }
.card{
  position:relative; background:var(--surface); border:1px solid var(--line);
  border-radius:var(--radius-lg); padding:2rem 1.7rem 1.7rem;
  box-shadow:var(--shadow); transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.card:hover{ transform:translateY(-3px); box-shadow:var(--shadow-lg); border-color:#C9D6F5; }
.card-num{
  font-family:var(--font-head); font-weight:700; font-size:.82rem; letter-spacing:.14em;
  color:var(--blue-600); margin-bottom:.9rem;
}
.card h3{ margin-bottom:.7rem; }
.card > p{ color:var(--ink-soft); font-size:.97rem; }
.card-list{ list-style:none; margin:1.2rem 0 0; padding:1.2rem 0 0; border-top:1px solid var(--line); display:grid; gap:.55rem; }
.card-list li{ position:relative; padding-left:1.5rem; font-size:.93rem; color:var(--ink-soft); }
.card-list li::before{
  content:""; position:absolute; left:0; top:.55em; width:7px; height:7px;
  border-radius:2px; background:var(--blue-600); opacity:.55;
}

/* ---------- Steps ---------- */
.steps{
  list-style:none; margin:0; padding:0; counter-reset:step;
  display:grid; gap:1.2rem; grid-template-columns:repeat(auto-fit, minmax(230px, 1fr));
}
.step{ background:var(--surface); border:1px solid var(--line); border-radius:var(--radius); padding:1.6rem 1.4rem; }
.step-num{
  display:inline-flex; align-items:center; justify-content:center;
  width:36px; height:36px; border-radius:50%;
  background:var(--blue-050); color:var(--blue-600);
  font-family:var(--font-head); font-weight:700; font-size:1rem; margin-bottom:1rem;
}
.step h3{ margin-bottom:.45rem; font-size:1.05rem; }
.step p{ margin:0; color:var(--ink-soft); font-size:.93rem; }

/* ---------- About ---------- */
.about{ max-width:760px; }
.about-sign{ margin-top:2rem; padding-top:1.4rem; border-top:1px solid rgba(255,255,255,.16); }
.about-sign strong{ display:block; font-family:var(--font-head); font-size:1.05rem; color:#fff; }
.about-sign span{ font-size:.9rem; color:rgba(255,255,255,.62); }

/* ---------- FAQ ---------- */
.faq{ border-top:1px solid var(--line); }
.faq details{ border-bottom:1px solid var(--line); }
.faq summary{
  cursor:pointer; list-style:none; padding:1.25rem 2.4rem 1.25rem 0; position:relative;
  font-family:var(--font-head); font-weight:600; font-size:1.05rem; color:var(--navy-800);
}
.faq summary::-webkit-details-marker{ display:none; }
.faq summary::after{
  content:""; position:absolute; right:.4rem; top:1.6rem;
  width:11px; height:11px; border-right:2px solid var(--blue-600); border-bottom:2px solid var(--blue-600);
  transform:rotate(45deg); transition:transform .2s ease;
}
.faq details[open] summary::after{ transform:rotate(-135deg); top:1.9rem; }
.faq summary:hover{ color:var(--blue-600); }
.faq-body{ padding:0 2.4rem 1.4rem 0; }
.faq-body p{ margin:0; color:var(--ink-soft); font-size:.97rem; }

/* ---------- Contact ---------- */
.contact{ display:grid; gap:3rem; grid-template-columns:.85fr 1.15fr; align-items:start; }
@media (max-width: 860px){ .contact{ grid-template-columns:1fr; gap:2.2rem; } }
.contact-intro p{ color:var(--ink-soft); }

.contact-list{ list-style:none; margin:2rem 0 0; padding:0; display:grid; gap:1.1rem; }
.contact-list li{ display:grid; gap:.15rem; }
.contact-label{ font-size:.76rem; letter-spacing:.1em; text-transform:uppercase; color:var(--ink-mute); font-weight:600; }
.contact-list a, .contact-list li > span:last-child{ font-size:1.03rem; font-weight:500; }
.contact-list li > span:last-child{ color:var(--ink); }

.form{
  background:var(--surface); border:1px solid var(--line); border-radius:var(--radius-lg);
  padding:1.9rem 1.7rem; box-shadow:var(--shadow);
}
.field{ margin-bottom:1.1rem; }
.field-row{ display:grid; gap:1.1rem; grid-template-columns:1fr 1fr; }
@media (max-width: 560px){ .field-row{ grid-template-columns:1fr; } }
.field label{ display:block; font-size:.88rem; font-weight:600; margin-bottom:.4rem; color:var(--ink); }
.req{ color:var(--blue-600); }
.field input[type="text"], .field input[type="email"], .field input[type="tel"], .field textarea{
  width:100%; font:inherit; font-size:.97rem; color:var(--ink);
  padding:.72rem .9rem; border:1px solid #D3DAE8; border-radius:10px; background:#fff;
  transition:border-color .15s ease, box-shadow .15s ease;
}
.field input:focus, .field textarea:focus{
  outline:none; border-color:var(--blue-600); box-shadow:0 0 0 3px rgba(47,107,255,.16);
}
.field textarea{ resize:vertical; min-height:120px; }

.field-check{ display:grid; grid-template-columns:auto 1fr; gap:.7rem; align-items:start; margin:1.4rem 0 1.5rem; }
.field-check input{ margin-top:.28rem; width:18px; height:18px; accent-color:var(--blue-600); }
.field-check label{ font-weight:400; font-size:.88rem; color:var(--ink-soft); margin:0; }

.form-fallback{ margin:1rem 0 0; font-size:.85rem; color:var(--ink-mute); }

.form-error{
  margin:0 0 1.3rem; padding:.85rem 1rem; border-radius:10px;
  background:#FFF4E5; border:1px solid #F0D2A0; color:#6B4A12; font-size:.9rem;
}
.form-error a{ color:#6B4A12; }

/* honeypot — skrytý pred ľuďmi aj pred čítačkami, viditeľný pre botov */
.hp{ position:absolute; left:-9999px; width:1px; height:1px; overflow:hidden; }

/* ---------- Footer ---------- */
.site-footer{ background:var(--navy-900); color:rgba(255,255,255,.7); padding-top:3.4rem; font-size:.94rem; }
.footer-inner{ display:grid; gap:2.2rem; grid-template-columns:1.6fr 1fr 1fr; padding-bottom:2.6rem; }
@media (max-width: 760px){ .footer-inner{ grid-template-columns:1fr; gap:1.8rem; } }
.footer-note{ margin:1rem 0 0; max-width:320px; color:rgba(255,255,255,.55); font-size:.9rem; }
.footer-col h2{ font-size:.8rem; letter-spacing:.11em; text-transform:uppercase; color:rgba(255,255,255,.45); margin-bottom:.9rem; font-weight:600; }
.footer-col a{ display:block; color:rgba(255,255,255,.78); text-decoration:none; padding:.22rem 0; }
.footer-col a:hover{ color:#fff; text-decoration:underline; }
.footer-legal{ display:block; margin-top:.9rem; font-size:.84rem; color:rgba(255,255,255,.45); line-height:1.6; }

.footer-bottom{
  display:flex; flex-wrap:wrap; gap:.6rem 1.6rem; justify-content:space-between;
  border-top:1px solid rgba(255,255,255,.1); padding-block:1.3rem; font-size:.86rem;
}
.footer-bottom p{ margin:0; color:rgba(255,255,255,.5); }
.footer-bottom a{ color:rgba(255,255,255,.7); text-decoration:none; }
.footer-bottom a:hover{ color:#fff; text-decoration:underline; }

/* ---------- Reveal on scroll ---------- */
.reveal{ opacity:0; transform:translateY(14px); transition:opacity .55s ease, transform .55s ease; }
.reveal.is-visible{ opacity:1; transform:none; }
@media (prefers-reduced-motion: reduce){ .reveal{ opacity:1; transform:none; } }