/* ============================================================
   ai4b.hu — Arculati design rendszer
   Forrás: ai4b_arculati_kezikonyv.docx (Verzió 1.0)
   Sötét prémium tech alap · electric kék-cián akcentus
   ============================================================ */

:root{
  /* Elsődleges színek — a LOGÓBÓL származtatva (azúr #0078F0 → cián #00C0F0) */
  --navy:        #07111F;  /* Deep AI Navy — fő háttér */
  --midnight:    #0B1B33;  /* Midnight Blue — kártyák, panelek */
  --azure:       #0A84FF;  /* logó azúr — fő akcentus, gomb, aktív UI */
  --cyan:        #19C8F5;  /* logó cián — kiemelés, link */
  --signal:      #0A84FF;  /* alias az azúrhoz (kompatibilitás) */
  --ice:         #EEF4FB;  /* fő szöveg */
  --steel:       #9FB0C2;  /* bekezdés */
  /* Másodlagos */
  --graphite:    #111827;
  --cloud:       #E2EBF5;
  --mint:        #34D6A4;  /* csak pozitív állapot */
  --amber:       #F0B84E;  /* csak figyelmeztetés */

  /* Gradientek */
  --grad-brand:  linear-gradient(135deg, #0A84FF 0%, #19C8F5 100%);
  --grad-dark:   linear-gradient(180deg, #07111F 0%, #0B1B33 100%);
  --glow-cyan:   rgba(25,200,245,.18);

  /* Üveg / felületek */
  --glass:       rgba(20, 38, 64, 0.42);
  --glass-2:     rgba(11, 27, 51, 0.6);
  --glass-bord:  rgba(122, 170, 220, 0.16);
  --hairline:    rgba(170,184,200,.12);

  /* Tipográfia */
  --hd: "Space Grotesk", system-ui, sans-serif;
  --bd: "Inter", system-ui, sans-serif;

  /* Ritmus */
  --container: 1240px;
  --radius: 18px;
  --radius-lg: 26px;
  --ease: cubic-bezier(.22,.61,.36,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--bd);
  background:var(--navy);
  color:var(--ice);
  line-height:1.65;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
::selection{background:var(--cyan);color:var(--navy)}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}

/* ---------- Layout ---------- */
.wrap{max-width:var(--container);margin:0 auto;padding:0 26px}
section{position:relative;padding:clamp(70px,9vw,130px) 0}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--hd);font-weight:600;font-size:12.5px;letter-spacing:.26em;
  text-transform:uppercase;color:var(--cyan);margin-bottom:20px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--cyan);opacity:.7}
h1,h2,h3,h4{font-family:var(--hd);font-weight:700;letter-spacing:-.02em;line-height:1.08}
h2{font-size:clamp(30px,4.4vw,50px);margin-bottom:18px}
h3{font-size:clamp(19px,1.8vw,24px);font-weight:600}
.lead{color:var(--steel);font-size:clamp(16px,1.3vw,19px);max-width:60ch}
.grad-text{background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}
.section-head{max-width:760px;margin-bottom:54px}
.center{text-align:center;margin-left:auto;margin-right:auto}

/* ---------- Gombok ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-family:var(--hd);font-weight:600;font-size:16px;
  padding:15px 28px;border-radius:999px;
  transition:transform .35s var(--ease), box-shadow .35s var(--ease), background .3s;
  white-space:nowrap;
}
.btn-primary{background:var(--azure);color:#fff;box-shadow:0 8px 26px rgba(10,132,255,.32)}
.btn-primary:hover{background:var(--cyan);color:var(--navy);transform:translateY(-3px);box-shadow:0 12px 36px rgba(25,200,245,.42)}
.btn-ghost{background:rgba(255,255,255,.04);color:var(--ice);border:1px solid var(--glass-bord)}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);transform:translateY(-3px)}
.btn-lg{padding:18px 38px;font-size:17px}
.btn svg{width:18px;height:18px}

/* ---------- Header ---------- */
.header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  transition:background .4s, backdrop-filter .4s, border-color .4s, padding .4s;
  border-bottom:1px solid transparent;padding:18px 0;
}
.header.scrolled{
  background:rgba(7,17,31,.72);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-bottom-color:var(--hairline);padding:11px 0;
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:13px}
.brand .mark{width:42px;height:42px;flex:none}
.brand .logo-img{height:42px;width:auto;transition:height .4s var(--ease);filter:drop-shadow(0 2px 14px rgba(32,215,255,.25))}
.header.scrolled .brand .logo-img{height:34px}
.footer .brand .logo-img{height:46px}
.brand .wm{font-family:var(--hd);font-weight:700;font-size:23px;letter-spacing:-.01em}
.brand .wm .dot{color:var(--cyan)}
.brand .sub{display:block;font-family:var(--hd);font-weight:500;font-size:9px;letter-spacing:.22em;
  text-transform:uppercase;color:var(--steel);margin-top:2px}
.nav-links{display:flex;align-items:center;gap:32px}
.nav-links a{font-size:15px;color:var(--steel);font-weight:500;transition:color .25s;position:relative}
.nav-links a:hover{color:var(--ice)}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:2px;background:var(--cyan);transition:width .3s var(--ease)}
.nav-links a:hover::after{width:100%}
.nav-cta{display:flex;align-items:center;gap:14px}
.burger{display:none;flex-direction:column;gap:5px;padding:8px}
.burger span{width:24px;height:2px;background:var(--ice);transition:.3s}

/* ---------- Globális háttér rétegek (fix) ---------- */
/* arányfüggetlen, gazdag gradiens ALAP — minden képernyőarányon elegánsan kitölt,
   sosem marad fekete-üres; a nebula-kép erre rakódik textúrának */
.bg-layers{position:fixed;inset:0;z-index:0;overflow:hidden;pointer-events:none;
  background:
    radial-gradient(120% 85% at 82% 8%, rgba(12,72,165,.55), transparent 56%),
    radial-gradient(110% 95% at 12% 92%, rgba(70,38,140,.42), transparent 58%),
    radial-gradient(90% 80% at 50% 50%, rgba(8,24,52,.0), rgba(6,12,26,.6) 100%),
    linear-gradient(180deg, #060e1c 0%, #07111F 60%, #060c18 100%)}
#globe-canvas{position:absolute;inset:0;width:100%;height:100%;pointer-events:auto}
/* elegáns kék-lila nebula — teljes viewportot kitölti (ultrawide-barát), lassú parallax */
.bg-nebula{position:absolute;inset:0;
  background:url("../assets/img/bg-nebula.png") center center/cover no-repeat;
  opacity:.62;transform:translateY(calc(var(--par,0) * -1px)) scale(1.14);will-change:transform}
/* álló / portré képernyőkön (mobil) az álló nebula tölti ki rendesen */
@media (max-aspect-ratio: 1/1){
  .bg-nebula{background-image:url("../assets/img/bg-nebula-portrait.png")}
}
.aurora{position:absolute;border-radius:50%;filter:blur(95px);opacity:.26;mix-blend-mode:screen;will-change:transform}
.aurora.a1{width:52vw;height:52vw;left:-16vw;top:-14vw;background:radial-gradient(circle,rgba(14,123,216,.5),transparent 67%);animation:auroraA 34s ease-in-out infinite alternate}
.aurora.a2{width:46vw;height:46vw;right:-14vw;top:22vh;background:radial-gradient(circle,rgba(47,184,230,.4),transparent 67%);animation:auroraB 40s ease-in-out infinite alternate}
.aurora.a3{width:40vw;height:40vw;left:28vw;bottom:-18vw;background:radial-gradient(circle,rgba(14,123,216,.32),transparent 67%);animation:auroraC 46s ease-in-out infinite alternate}
@keyframes auroraA{0%{transform:translate(0,0) scale(1)}100%{transform:translate(6vw,5vh) scale(1.15)}}
@keyframes auroraB{0%{transform:translate(0,0) scale(1.08)}100%{transform:translate(-6vw,7vh) scale(.94)}}
@keyframes auroraC{0%{transform:translate(0,0) scale(.96)}100%{transform:translate(5vw,-6vh) scale(1.14)}}
.bg-vignette{position:absolute;inset:0;
  background:radial-gradient(130% 100% at 50% 42%, transparent 55%, rgba(7,17,31,.4) 88%, rgba(7,17,31,.7) 100%)}
.bg-grain{position:absolute;inset:0;opacity:.05;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}

/* görgetés-progress sáv */
.scroll-progress{position:fixed;top:0;left:0;right:0;height:3px;z-index:200;background:rgba(255,255,255,.04)}
.scroll-progress span{display:block;height:100%;width:0;background:var(--grad-brand);box-shadow:0 0 14px rgba(32,215,255,.7)}

/* sections a háttér fölött */
section{z-index:2}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:100dvh;display:flex;align-items:center;padding-top:96px;overflow:visible}
.hero .wrap{position:relative;z-index:2;width:100%}
.hero-copy{position:relative}
.hero-copy::before{content:"";position:absolute;inset:-40px -60px -40px -40px;z-index:-1;
  background:radial-gradient(80% 120% at 20% 50%, rgba(7,17,31,.82), rgba(7,17,31,.35) 60%, transparent 100%)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:40px}
.hero-copy{max-width:620px}
.hero h1{font-size:clamp(38px,5.6vw,72px);margin-bottom:24px}
.hero .lead{font-size:clamp(17px,1.5vw,21px);margin-bottom:36px}
.hero-ctas{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:30px}
.trust{display:flex;align-items:center;gap:12px;color:var(--steel);font-size:14.5px}
.trust .by{font-family:var(--hd);font-weight:600;color:var(--ice)}
.hero-spacer{min-height:50vh} /* a globe vizuál helye desktopon */
.scroll-cue{position:absolute;left:50%;bottom:26px;transform:translateX(-50%);z-index:3;
  display:flex;flex-direction:column;align-items:center;gap:8px;color:var(--steel);font-size:11px;
  letter-spacing:.2em;text-transform:uppercase;font-family:var(--hd)}
.scroll-cue .mouse{width:22px;height:36px;border:1.5px solid var(--glass-bord);border-radius:12px;position:relative}
.scroll-cue .mouse::after{content:"";position:absolute;top:7px;left:50%;transform:translateX(-50%);
  width:3px;height:7px;border-radius:2px;background:var(--cyan);animation:wheel 1.6s infinite}
@keyframes wheel{0%{opacity:0;transform:translate(-50%,0)}40%{opacity:1}80%{opacity:0;transform:translate(-50%,10px)}}

/* badge stat strip under hero */
.stat-strip{display:flex;gap:30px;flex-wrap:wrap;margin-top:30px;padding-top:26px;border-top:1px solid var(--hairline)}
.stat b{font-family:var(--hd);font-size:26px;display:block;line-height:1}
.stat span{font-size:13px;color:var(--steel)}

/* ---------- Problem ---------- */
.prob-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;margin-top:10px}
.prob{padding:26px;border-radius:var(--radius);background:var(--glass-2);border:1px solid var(--hairline)}
.prob .q{font-family:var(--hd);font-weight:600;font-size:17px;color:var(--ice);margin-bottom:8px}
.prob p{color:var(--steel);font-size:14.5px}
.prob .x{color:var(--cyan);font-size:22px}

/* ---------- Szolgáltatás kártyák ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{
  position:relative;padding:32px 30px 34px;border-radius:var(--radius-lg);
  background:var(--glass);border:1px solid var(--glass-bord);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  overflow:hidden;transition:transform .5s var(--ease), border-color .4s, box-shadow .5s;
}
.card::before{content:"";position:absolute;inset:0;background:radial-gradient(120% 80% at 50% -10%, rgba(32,215,255,.1), transparent 60%);opacity:0;transition:opacity .5s}
.card:hover{transform:translateY(-8px);border-color:rgba(32,215,255,.4);box-shadow:0 30px 70px rgba(0,0,0,.45)}
.card:hover::before{opacity:1}
.card.featured{border-color:rgba(32,215,255,.42);box-shadow:0 0 0 1px rgba(32,215,255,.18),0 30px 70px rgba(0,0,0,.4)}
.card .pill{position:absolute;top:20px;right:20px;font-family:var(--hd);font-weight:600;font-size:10.5px;
  letter-spacing:.12em;text-transform:uppercase;color:var(--navy);background:var(--cyan);padding:5px 11px;border-radius:999px}
.card .thumb{height:150px;margin:-32px -30px 22px;overflow:hidden;position:relative}
.card .thumb img{width:100%;height:100%;object-fit:cover;opacity:.92;transition:transform .8s var(--ease)}
.card:hover .thumb img{transform:scale(1.07)}
.card .thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,var(--glass) 96%)}
.card h3{margin-bottom:10px;position:relative}
.card .desc{color:var(--steel);font-size:14.5px;margin-bottom:20px;min-height:66px}
.card .price{display:flex;align-items:baseline;gap:7px;margin-bottom:4px}
.card .price b{font-family:var(--hd);font-size:30px;color:var(--ice);line-height:1}
.card .price small{font-size:14px;color:var(--steel)}
.card .net{font-size:12.5px;color:var(--steel);opacity:.8;margin-bottom:22px}
.card ul{list-style:none;margin-bottom:26px;display:grid;gap:11px}
.card li{display:flex;gap:11px;font-size:14.5px;color:var(--cloud)}
.card li svg{width:18px;height:18px;flex:none;color:var(--cyan);margin-top:2px}
.card .btn{width:100%}

/* ---------- Módszertan / pillérek ---------- */
.pillars{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:18px}
.pillar{padding:28px 24px;border-radius:var(--radius);background:var(--glass-2);border:1px solid var(--hairline);transition:.4s var(--ease)}
.pillar:hover{transform:translateY(-5px);border-color:rgba(32,215,255,.3)}
.pillar .ic{width:48px;height:48px;border-radius:13px;display:grid;place-items:center;margin-bottom:18px;
  background:rgba(32,215,255,.1);border:1px solid rgba(32,215,255,.28);color:var(--cyan)}
.pillar .ic svg{width:24px;height:24px}
.pillar h3{font-size:18px;margin-bottom:8px}
.pillar p{color:var(--steel);font-size:14px}
.pillar .num{font-family:var(--hd);font-weight:700;font-size:13px;color:var(--cyan);opacity:.55;margin-bottom:6px}

/* ---------- Folyamat ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
.step{position:relative;padding:30px 22px;border-radius:var(--radius);background:var(--glass-2);border:1px solid var(--hairline)}
.step::before{counter-increment:step;content:"0" counter(step);font-family:var(--hd);font-weight:700;font-size:46px;
  background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;opacity:.85;line-height:1;display:block;margin-bottom:14px}
.step h3{font-size:18px;margin-bottom:8px}
.step p{color:var(--steel);font-size:14px}

/* ---------- Kalkulátor ---------- */
.calc{display:grid;grid-template-columns:1.1fr .9fr;gap:30px;align-items:stretch;
  background:var(--glass);border:1px solid var(--glass-bord);border-radius:var(--radius-lg);
  padding:38px;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}
.calc-field{margin-bottom:26px}
.calc-field label{display:flex;justify-content:space-between;font-family:var(--hd);font-weight:600;font-size:15px;margin-bottom:14px}
.calc-field label span{color:var(--cyan)}
.calc input[type=range]{width:100%;-webkit-appearance:none;appearance:none;height:5px;border-radius:5px;
  background:linear-gradient(90deg,var(--signal),var(--cyan));outline:none}
.calc input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:22px;height:22px;border-radius:50%;
  background:#fff;cursor:pointer;box-shadow:0 0 0 5px rgba(32,215,255,.25)}
.calc input[type=range]::-moz-range-thumb{width:22px;height:22px;border:none;border-radius:50%;background:#fff;cursor:pointer;box-shadow:0 0 0 5px rgba(32,215,255,.25)}
.calc-result{display:flex;flex-direction:column;justify-content:center;text-align:center;
  background:var(--grad-dark);border:1px solid var(--glass-bord);border-radius:var(--radius);padding:34px 24px}
.calc-result .big{font-family:var(--hd);font-weight:700;font-size:clamp(34px,4vw,52px);line-height:1;margin:8px 0}
.calc-result .lbl{font-size:13px;letter-spacing:.16em;text-transform:uppercase;color:var(--steel);font-family:var(--hd)}
.calc-result small{color:var(--steel);font-size:13px;margin-top:14px}

/* ---------- Founder / by Marketinger ---------- */
.founder{display:grid;grid-template-columns:.85fr 1.15fr;gap:54px;align-items:center}
.founder-photo{position:relative;align-self:center}
.founder-photo .glow{position:absolute;inset:0% 4%;background:radial-gradient(circle,rgba(32,215,255,.38),transparent 66%);filter:blur(46px);z-index:0;animation:breathe 6s ease-in-out infinite}
@keyframes breathe{0%,100%{opacity:.7;transform:scale(1)}50%{opacity:1;transform:scale(1.06)}}
.founder-photo .ring{position:relative;z-index:1;border-radius:24px;overflow:hidden;
  border:1px solid rgba(32,215,255,.25);box-shadow:0 40px 100px rgba(0,0,0,.6), inset 0 0 0 1px rgba(255,255,255,.04)}
.founder-photo .ring::after{content:"";position:absolute;inset:0;border-radius:24px;pointer-events:none;
  background:linear-gradient(180deg,transparent 55%,rgba(7,17,31,.55) 100%)}
.founder-photo img{width:100%;display:block;transition:transform .9s var(--ease)}
.founder-photo:hover img{transform:scale(1.04)}
.founder-photo .tagchip{position:absolute;z-index:2;bottom:18px;left:18px;right:18px;
  display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:14px;
  background:rgba(7,17,31,.7);backdrop-filter:blur(10px);border:1px solid var(--glass-bord)}
.founder-photo .tagchip b{font-family:var(--hd);font-size:15px;display:block}
.founder-photo .tagchip span{font-size:12px;color:var(--steel)}
.founder blockquote{font-family:var(--hd);font-weight:500;font-size:clamp(20px,2.2vw,28px);line-height:1.35;margin:22px 0 26px}
.founder .sig{display:flex;align-items:center;gap:14px;color:var(--steel);font-size:14px}

/* ---------- FAQ ---------- */
.faq-list{max-width:820px;margin:0 auto;display:grid;gap:14px}
.faq{border:1px solid var(--hairline);border-radius:var(--radius);background:var(--glass-2);overflow:hidden;transition:border-color .3s}
.faq.open{border-color:rgba(32,215,255,.34)}
.faq button{width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding:22px 26px;text-align:left;font-family:var(--hd);font-weight:600;font-size:17px;color:var(--ice)}
.faq .ico{flex:none;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;
  border:1px solid var(--glass-bord);color:var(--cyan);transition:transform .35s var(--ease)}
.faq.open .ico{transform:rotate(45deg);background:var(--cyan);color:var(--navy);border-color:var(--cyan)}
.faq .ans{max-height:0;overflow:hidden;transition:max-height .45s var(--ease)}
.faq .ans p{padding:0 26px 24px;color:var(--steel);font-size:15px}

/* ---------- Kapcsolat ---------- */
.contact{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.contact-info .lead{margin-bottom:30px}
.contact-list{display:grid;gap:18px;margin-top:8px}
.contact-item{display:flex;gap:16px;align-items:center}
.contact-item .ic{width:48px;height:48px;flex:none;border-radius:13px;display:grid;place-items:center;
  background:rgba(32,215,255,.1);border:1px solid rgba(32,215,255,.28);color:var(--cyan)}
.contact-item .ic svg{width:22px;height:22px}
.contact-item .k{font-size:12.5px;color:var(--steel);letter-spacing:.06em}
.contact-item .v{font-family:var(--hd);font-weight:600;font-size:17px}
.contact-item a.v:hover{color:var(--cyan)}
.contact-photo{margin-top:30px;border-radius:18px;overflow:hidden;border:1px solid var(--glass-bord);
  box-shadow:0 30px 70px rgba(0,0,0,.5)}
.contact-photo img{width:100%;display:block;transition:transform .9s var(--ease)}
.contact-photo:hover img{transform:scale(1.04)}
form{background:var(--glass);border:1px solid var(--glass-bord);border-radius:var(--radius-lg);padding:32px;
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}
.field{margin-bottom:18px}
.field label{display:block;font-size:13.5px;color:var(--steel);margin-bottom:8px;font-weight:500}
.field input,.field textarea,.field select{
  width:100%;padding:14px 16px;border-radius:13px;background:rgba(7,17,31,.55);
  border:1px solid var(--glass-bord);color:var(--ice);font-family:var(--bd);font-size:15px;transition:border-color .25s, box-shadow .25s}
.field textarea{min-height:118px;resize:vertical}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px var(--glow-cyan)}
.field input::placeholder,.field textarea::placeholder{color:#5f7185}
.form-note{font-size:12.5px;color:var(--steel);margin-top:14px;text-align:center}
.form-msg{display:none;margin-top:16px;padding:14px 18px;border-radius:12px;font-size:14.5px;
  background:rgba(56,230,176,.12);border:1px solid rgba(56,230,176,.4);color:var(--mint)}
.form-msg.show{display:block}

/* ---------- Footer ---------- */
.footer{border-top:1px solid var(--hairline);padding:56px 0 34px;background:var(--midnight)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px;margin-bottom:40px}
.footer .brand{margin-bottom:18px}
.footer p{color:var(--steel);font-size:14px;max-width:34ch}
.footer h4{font-family:var(--hd);font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--steel);margin-bottom:18px;font-weight:600}
.footer ul{list-style:none;display:grid;gap:11px}
.footer ul a{color:var(--cloud);font-size:14.5px;transition:color .25s}
.footer ul a:hover{color:var(--cyan)}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:18px;
  padding-top:26px;border-top:1px solid var(--hairline);color:var(--steel);font-size:13px;flex-wrap:wrap}

/* ---------- Reveal animáció (látványosabb, ragadós belépés) ---------- */
.reveal{opacity:0;transform:translateY(52px) scale(.975);filter:blur(7px);
  transition:opacity .9s var(--ease), transform .95s var(--ease), filter .9s var(--ease)}
.reveal.in{opacity:1;transform:none;filter:none}
.reveal.d1{transition-delay:.09s}.reveal.d2{transition-delay:.18s}.reveal.d3{transition-delay:.27s}.reveal.d4{transition-delay:.36s}

/* ---------- Ragadós (sticky) szekciófejlécek + olvashatóság ---------- */
.section-head{position:relative}
.section-head.sticky{position:sticky;top:104px;z-index:3}
/* finom scrim a szöveg mögé, hogy a gömb fölött is olvasható legyen */
.hero-copy h1,.hero-copy .lead,.section-head h2,.section-head .lead,.section-head .eyebrow,
.founder-copy h2,.founder-copy blockquote,.founder-copy .lead,.contact-info h2,.contact-info .lead{
  text-shadow:0 2px 30px rgba(7,17,31,.85), 0 1px 4px rgba(7,17,31,.6)}
.section-head::before{content:"";position:absolute;inset:-26px -40px;z-index:-1;border-radius:30px;
  background:radial-gradient(70% 100% at 30% 50%, rgba(7,17,31,.66), rgba(7,17,31,.18) 62%, transparent 100%)}
.center.section-head::before{background:radial-gradient(75% 100% at 50% 50%, rgba(7,17,31,.62), transparent 75%)}

/* ---------- Fotó-sávok (showcase) ---------- */
.showcase{position:relative;min-height:78vh;display:flex;align-items:center;overflow:hidden;
  border-top:1px solid var(--hairline);border-bottom:1px solid var(--hairline)}
.showcase .sc-bg{position:absolute;inset:0;z-index:0}
.showcase .sc-bg img{width:100%;height:100%;object-fit:cover;transform:scale(1.04)}
.showcase .sc-bg::after{content:"";position:absolute;inset:0;
  background:linear-gradient(90deg, rgba(7,17,31,.94) 0%, rgba(7,17,31,.78) 38%, rgba(7,17,31,.32) 70%, rgba(7,17,31,.55) 100%)}
.showcase.right .sc-bg::after{background:linear-gradient(270deg, rgba(7,17,31,.94) 0%, rgba(7,17,31,.78) 38%, rgba(7,17,31,.3) 70%, rgba(7,17,31,.55) 100%)}
.showcase .wrap{position:relative;z-index:2}
.showcase .sc-copy{max-width:560px}
.showcase.right .sc-copy{margin-left:auto;text-align:right}
.showcase h2{margin-bottom:18px}
.showcase .lead{margin-bottom:26px}
.showcase .chips{display:flex;gap:12px;flex-wrap:wrap}
.showcase.right .chips{justify-content:flex-end}
.chip{display:inline-flex;align-items:center;gap:8px;padding:9px 16px;border-radius:999px;
  background:var(--glass);border:1px solid var(--glass-bord);font-family:var(--hd);font-weight:600;font-size:13.5px;
  backdrop-filter:blur(10px)}
.chip svg{width:16px;height:16px;color:var(--cyan)}

/* ---------- Responsive ---------- */
@media(max-width:980px){
  .hero-grid{grid-template-columns:1fr}
  .hero-spacer{display:none}
  .cards{grid-template-columns:1fr;max-width:440px;margin:0 auto}
  .steps{grid-template-columns:repeat(2,1fr)}
  .founder{grid-template-columns:1fr;gap:34px}
  .founder-photo{max-width:360px;margin:0 auto}
  .calc{grid-template-columns:1fr}
  .contact{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:680px){
  .nav-links{
    position:fixed;inset:0 0 0 auto;width:min(80vw,320px);flex-direction:column;justify-content:center;
    gap:30px;background:rgba(7,17,31,.97);backdrop-filter:blur(20px);padding:40px;
    transform:translateX(100%);transition:transform .4s var(--ease);z-index:99}
  .nav-links.open{transform:none}
  .nav-links a{font-size:20px}
  .burger{display:flex}
  .nav-cta .btn-ghost{display:none}
  .steps{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-ctas .btn{width:100%}
  .founder blockquote{font-size:21px}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}