:root {
  --bg: #0a0b0d;
  --tone: #0e1013;
  --panel: #13161a;
  --line: rgba(255, 255, 255, .09);
  --line-2: rgba(255, 255, 255, .16);
  --text: #eceff3;
  --soft: #b4bcc7;
  --muted: #7f8995;
  --amber: #f2b544;
  --radius: 12px;
  --ease: cubic-bezier(.2, .7, .2, 1);
  --head: "Sora", system-ui, sans-serif;
  --body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body { margin: 0; background: var(--bg); color: var(--text); font: 400 16.5px/1.65 var(--body); -webkit-font-smoothing: antialiased; }
a { color: inherit; }
svg { display: block; }
.wrap { width: min(1160px, 100% - 48px); margin-inline: auto; }

h1, h2, h3 { font-family: var(--head); font-weight: 500; margin: 0; letter-spacing: -.025em; text-wrap: balance; }
h1 { font-size: clamp(2.6rem, 6.2vw, 4.6rem); line-height: 1.04; }
h1 span { color: var(--muted); }
h2 { font-size: clamp(1.75rem, 3.4vw, 2.6rem); line-height: 1.14; max-width: 22ch; }
h3 { font-size: 1.12rem; letter-spacing: -.01em; }
p { margin: 0; }
.eyebrow { font: 500 .76rem/1 var(--body); letter-spacing: .16em; text-transform: uppercase; color: var(--amber); margin-bottom: 20px; }
.lead { font-size: 1.14rem; color: var(--soft); max-width: 33em; margin-top: 26px; }
.body { color: var(--soft); margin-top: 20px; max-width: 34em; }
.aside { color: var(--muted); margin-top: 36px; font-size: .95rem; }
.aside strong { color: var(--text); font-weight: 500; }
.aside a { color: var(--text); text-decoration: none; border-bottom: 1px solid var(--line-2); transition: border-color .2s; }
.aside a:hover { border-color: var(--amber); }
.fine { font-size: .8rem; color: var(--muted); }
:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; border-radius: 4px; }

/* gombok */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px; cursor: pointer; white-space: nowrap;
  font: 500 .98rem/1 var(--body); text-decoration: none; padding: 16px 26px; border-radius: 999px; border: 1px solid transparent;
  transition: background .2s, border-color .2s, transform .2s var(--ease), color .2s;
}
.btn svg { width: 16px; height: 16px; fill: currentColor; }
.btn-primary { background: var(--amber); color: #17120a; }
.btn-primary:hover { background: #f7c565; transform: translateY(-1px); }
.btn-quiet { border-color: var(--line-2); color: var(--text); }
.btn-quiet:hover { border-color: rgba(255, 255, 255, .4); background: rgba(255, 255, 255, .04); }
.btn-sm { padding: 11px 18px; font-size: .9rem; }

/* fejléc */
.nav {
  position: fixed; inset: 0 0 auto; z-index: 50; display: flex; align-items: center; gap: 30px;
  padding: 18px max(24px, calc((100% - 1160px) / 2)); border-bottom: 1px solid transparent;
  transition: padding .3s var(--ease), background .3s, border-color .3s;
}
.nav.scrolled { padding-block: 11px; background: rgba(10, 11, 13, .82); backdrop-filter: blur(16px) saturate(1.4); border-color: var(--line); }
.brand { display: flex; align-items: center; gap: 11px; text-decoration: none; font: 500 1.06rem/1 var(--head); letter-spacing: -.01em; white-space: nowrap; }
.brand img { height: 34px; width: auto; display: block; }
.brand b { font-weight: 500; color: var(--muted); }
.nav nav { display: flex; gap: 28px; margin-left: auto; }
.nav nav a { text-decoration: none; color: var(--soft); font-size: .9rem; position: relative; padding: 6px 0; transition: color .2s; }
.nav nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: var(--amber); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease); }
.nav nav a:hover { color: var(--text); }
.nav nav a:hover::after { transform: scaleX(1); }
.only-mobile { display: none; }
.nav-toggle { display: none; width: 44px; height: 44px; margin-right: -10px; padding: 0; background: none; border: 0; cursor: pointer; position: relative; color: var(--text); }
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after { content: ""; position: absolute; left: 11px; width: 22px; height: 1.5px; background: currentColor; transition: transform .3s var(--ease), opacity .2s, top .3s var(--ease); }
.nav-toggle span { top: 21px; }
.nav-toggle span::before { left: 0; top: -7px; }
.nav-toggle span::after { left: 0; top: 7px; }
.nav.open .nav-toggle span { background: transparent; }
.nav.open .nav-toggle span::before { top: 0; transform: rotate(45deg); }
.nav.open .nav-toggle span::after { top: 0; transform: rotate(-45deg); }
.nav-phone { text-decoration: none; font-size: .9rem; font-weight: 500; font-variant-numeric: tabular-nums; }

/* hero */
.hero { position: relative; overflow: hidden; padding: clamp(130px, 17vw, 190px) 0 0; }
.hero-light {
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(ellipse 55% 60% at 78% 42%, rgba(196, 215, 240, .13), transparent 70%),
    radial-gradient(ellipse 40% 40% at 70% 52%, rgba(242, 181, 68, .05), transparent 70%);
}
.hero-grid { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: center; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 38px; }

.diagram { margin: 0; }
.diagram svg { width: 100%; height: auto; overflow: visible; }
.d-drl { fill: none; stroke: #fff; stroke-width: 3; stroke-linecap: round; stroke-dasharray: 460; stroke-dashoffset: 460; animation: draw 1.800s .5s var(--ease) forwards; }
.d-drl.glow { stroke-width: 10; opacity: .55; }
.d-lens { opacity: .12; animation: lens 1.200s 1.700s ease-out forwards; }
.d-lens.l2 { animation-delay: 1.900s; }
.d-leds rect { opacity: .15; animation: lens .6s 2.200s ease-out forwards; }
.d-leds rect:nth-child(2) { animation-delay: 2.300s; }
.d-leds rect:nth-child(3) { animation-delay: 2.400s; }
.d-call { opacity: 0; animation: fadeIn .7s ease-out forwards; }
.d-call path { fill: none; stroke: var(--line-2); stroke-width: 1; }
.d-call circle { fill: var(--amber); }
.d-call text { font: 500 15px var(--body); fill: var(--text); }
.d-call text.sub { font-weight: 400; font-size: 13px; fill: var(--muted); }
.d-call.c1 { animation-delay: 2.500s; } .d-call.c2 { animation-delay: 2.700s; } .d-call.c3 { animation-delay: 2.900s; } .d-call.c4 { animation-delay: 3.100s; }
@keyframes draw { to { stroke-dashoffset: 0; } }
@keyframes lens { to { opacity: 1; } }
@keyframes fadeIn { to { opacity: 1; } }

.stats { position: relative; display: grid; grid-template-columns: repeat(4, auto); justify-content: space-between; gap: 24px; margin: clamp(56px, 8vw, 96px) 0 0; padding: 30px 0; border-top: 1px solid var(--line); }
.stats dt { font: 500 1.55rem/1.2 var(--head); letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.stats dd { margin: 4px 0 0; color: var(--muted); font-size: .88rem; }

/* szekciók */
.section { padding: clamp(80px, 10vw, 136px) 0; }
.tone { background: var(--tone); border-block: 1px solid var(--line); }
.head { margin-bottom: clamp(36px, 5vw, 60px); }
.head-row { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 24px; }

.services { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); }
.service { padding: 34px 28px 8px 0; position: relative; }
.service + .service { padding-left: 28px; border-left: 1px solid var(--line); }
.service::before { content: ""; position: absolute; top: -1px; left: 0; width: 100%; height: 1px; background: var(--amber); transform: scaleX(0); transform-origin: left; transition: transform .5s var(--ease); }
.service:hover::before { transform: scaleX(1); }
.num { font: 500 .8rem/1 var(--body); color: var(--muted); font-variant-numeric: tabular-nums; letter-spacing: .08em; }
.service h3 { margin: 44px 0 12px; }
.service p { color: var(--soft); font-size: .95rem; }

/* előtte–utána */
.compare-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(36px, 6vw, 80px); align-items: center; }
.ticks { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 12px; color: var(--soft); }
.ticks li { padding-left: 30px; position: relative; }
.ticks li::before { content: ""; position: absolute; left: 2px; top: .5em; width: 12px; height: 6px; border-left: 1.500px solid var(--amber); border-bottom: 1.500px solid var(--amber); rotate: -45deg; }
.compare { --pos: 50%; position: relative; margin: 0; aspect-ratio: 8 / 5; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); background: #07090c; user-select: none; }
.compare .layer { position: absolute; inset: 0; width: 100%; height: 100%; }
.compare .after { --full: 1; --dim: 0; --near: .95; --far: .9; }
.compare .before { --full: 0; --dim: 1; --near: .3; --far: .03; }
.compare .clip { position: absolute; inset: 0; clip-path: inset(0 calc(100% - var(--pos)) 0 0); }
.handle { position: absolute; top: 0; bottom: 0; left: var(--pos); width: 1px; background: rgba(255, 255, 255, .85); pointer-events: none; }
.handle i { position: absolute; top: 50%; left: 50%; translate: -50% -50%; width: 44px; height: 44px; border-radius: 50%; background: #fff; box-shadow: 0 6px 24px rgba(0, 0, 0, .5); }
.handle i::before, .handle i::after { content: ""; position: absolute; top: 50%; width: 7px; height: 7px; border-left: 1.500px solid #111; border-bottom: 1.500px solid #111; }
.handle i::before { left: 12px; rotate: 45deg; translate: 0 -50%; }
.handle i::after { right: 12px; rotate: -135deg; translate: 0 -50%; }
.compare input { position: absolute; inset: 0; width: 100%; height: 100%; margin: 0; opacity: 0; cursor: ew-resize; }
.compare:has(input:focus-visible) { outline: 2px solid var(--amber); outline-offset: 3px; }
.chip { position: absolute; top: 14px; font-size: .74rem; font-weight: 500; letter-spacing: .06em; text-transform: uppercase; padding: 7px 11px; border-radius: 999px; background: rgba(8, 9, 11, .7); backdrop-filter: blur(6px); border: 1px solid var(--line); pointer-events: none; }
.chip-l { left: 14px; color: #d9b98a; }
.chip-r { right: 14px; }
.compare figcaption { position: absolute; left: 14px; bottom: 12px; font-size: .76rem; color: rgba(255, 255, 255, .55); pointer-events: none; }

/* folyamat */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; counter-reset: s; }
.steps li { counter-increment: s; padding-top: 26px; border-top: 1px solid var(--line-2); position: relative; }
.steps li::before { content: counter(s, decimal-leading-zero); position: absolute; top: -11px; left: 0; padding-right: 12px; background: var(--bg); font: 500 .8rem/22px var(--body); color: var(--amber); letter-spacing: .08em; }
.steps p { color: var(--soft); font-size: .95rem; margin-top: 10px; }

/* referenciák */
.filters { display: flex; flex-wrap: wrap; gap: 8px; }
.filters button { font: 500 .85rem/1 var(--body); color: var(--soft); background: none; border: 1px solid var(--line-2); border-radius: 999px; padding: 10px 16px; cursor: pointer; transition: all .2s; }
.filters button:hover { color: var(--text); border-color: rgba(255, 255, 255, .4); }
.filters button[aria-pressed=true] { background: var(--text); color: #0b0c0e; border-color: var(--text); }
.refs { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.refs li { display: grid; grid-template-columns: 3.5rem 1.1fr 2fr 7.5rem; gap: 20px; align-items: baseline; padding: 20px 0; border-bottom: 1px solid var(--line); transition: padding .3s var(--ease), background .3s; }
.refs li:hover { padding-inline: 14px; background: rgba(255, 255, 255, .025); }
.refs li[hidden] { display: none; }
.refs .idx { color: var(--muted); font-size: .8rem; font-variant-numeric: tabular-nums; }
.refs .car { font: 500 1.08rem/1.3 var(--head); letter-spacing: -.01em; }
.refs .job { color: var(--soft); font-size: .95rem; }
.refs .tag { justify-self: end; font-size: .74rem; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); border: 1px solid var(--line-2); border-radius: 999px; padding: 5px 10px; }

/* vélemények */
.reviews { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.reviews blockquote { margin: 0; padding: 28px; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); display: flex; flex-direction: column; justify-content: space-between; gap: 26px; }
.reviews p { color: var(--text); font-size: 1rem; }
.reviews footer { color: var(--muted); font-size: .86rem; }
.reviews footer b { color: var(--text); font-weight: 500; margin-right: 8px; }
.reviews .featured { grid-column: span 2; grid-row: span 2; padding: clamp(28px, 4vw, 48px); background: linear-gradient(135deg, #191d22, var(--panel)); }
.reviews .featured p { font: 400 clamp(1.25rem, 2.2vw, 1.75rem)/1.4 var(--head); letter-spacing: -.02em; }
.reviews .featured::before { content: "“"; font: 500 4rem/.6 var(--head); color: var(--amber); }

/* GYIK */
.faq-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(32px, 6vw, 80px); align-items: start; }
.faq-grid .head { margin: 0; position: sticky; top: 110px; }
.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; padding: 24px 44px 24px 0; position: relative; font: 500 1.08rem/1.35 var(--head); letter-spacing: -.01em; transition: color .2s; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary:hover { color: var(--amber); }
.faq summary::before, .faq summary::after { content: ""; position: absolute; right: 6px; top: 50%; width: 14px; height: 1.500px; background: currentColor; transition: rotate .3s var(--ease); }
.faq summary::after { rotate: 90deg; }
.faq details[open] summary::after { rotate: 0deg; }
.faq details p { color: var(--soft); padding: 0 44px 26px 0; max-width: 40em; }

/* kapcsolat */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(36px, 6vw, 80px); align-items: start; }
.contact-list { list-style: none; padding: 0; margin: 36px 0 0; border-top: 1px solid var(--line); }
.contact-list li { display: grid; grid-template-columns: 7.500rem 1fr; align-items: baseline; padding: 17px 0; border-bottom: 1px solid var(--line); }
.contact-list span { color: var(--muted); font-size: .86rem; }
.contact-list a { text-decoration: none; font-weight: 500; overflow-wrap: anywhere; transition: color .2s; }
.contact-list a:hover { color: var(--amber); }
.form { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(24px, 4vw, 40px); display: grid; gap: 18px; }
.form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form label { display: grid; gap: 8px; font-size: .84rem; color: var(--soft); }
.form input, .form select, .form textarea { font: inherit; font-size: .98rem; color: var(--text); background: #0b0d10; border: 1px solid var(--line-2); border-radius: 8px; padding: 13px 14px; width: 100%; transition: border-color .2s, box-shadow .2s; }
.form textarea { resize: vertical; }
.form input::placeholder { color: #5b646f; }
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--amber); box-shadow: 0 0 0 3px rgba(242, 181, 68, .16); }

.footer { padding: 30px 0; border-top: 1px solid var(--line); color: var(--muted); font-size: .86rem; }
.footer { padding-top: 56px; }
.footer-brand { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px 40px; padding-bottom: 36px; }
.footer-brand img { width: 260px; height: auto; margin-left: -14px; }
.footer-brand p { max-width: 26em; }
.footer-meta { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; padding-top: 24px; border-top: 1px solid var(--line); }
.footer-links { display: flex; gap: 22px; }
.footer a { text-decoration: none; transition: color .2s; }
.footer a:hover { color: var(--text); }

.mobile-bar { display: none; }

/* megjelenés görgetésre – csak ha fut a JS */
.js .reveal { opacity: 0; transform: translateY(14px); transition: opacity .8s var(--ease), transform .8s var(--ease); transition-delay: var(--d, 0s); }
.js .reveal.in { opacity: 1; transform: none; }

@media (max-width: 980px) {
  .nav-phone { display: none; }
  .nav .btn { margin-left: auto; }
  .nav-toggle { display: block; }
  .only-mobile { display: block; }
  .nav.open, .nav.open.scrolled { background: var(--bg); backdrop-filter: none; border-color: var(--line); }
  .nav nav {
    position: absolute; top: 100%; left: 0; right: 0; margin: 0; flex-direction: column; gap: 0;
    padding: 8px max(24px, calc((100% - 1160px) / 2)) 20px; background: var(--bg); border-bottom: 1px solid var(--line); box-shadow: 0 30px 60px rgba(0, 0, 0, .6);
    visibility: hidden; opacity: 0; transform: translateY(-8px); transition: opacity .25s, transform .3s var(--ease), visibility 0s .3s;
  }
  .nav.open nav { visibility: visible; opacity: 1; transform: none; transition-delay: 0s; }
  .nav nav a { padding: 16px 0; font-size: 1.05rem; color: var(--text); border-bottom: 1px solid var(--line); }
  .nav nav a::after { display: none; }
  .nav nav a.nav-tel { border-bottom: 0; color: var(--amber); font-weight: 500; }
  .hero-grid, .compare-grid, .faq-grid, .contact-grid { grid-template-columns: 1fr; }
  .faq-grid .head { position: static; }
  .diagram { max-width: 560px; }
  .services { grid-template-columns: 1fr 1fr; }
  .service, .service + .service { padding: 30px 24px 30px 0; border-left: 0; border-bottom: 1px solid var(--line); }
  .service h3 { margin-top: 26px; }
  .steps { grid-template-columns: 1fr 1fr; row-gap: 44px; }
  .stats { grid-template-columns: 1fr 1fr; justify-content: start; }
  .reviews { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .wrap { width: calc(100% - 36px); }
  .nav { padding-inline: 18px; }
  .nav .btn { display: none; }
  .nav-toggle { margin-left: auto; }
  .nav nav { padding-inline: 18px; }
  .services, .steps, .reviews, .form .row { grid-template-columns: 1fr; }
  .reviews .featured { grid-column: auto; grid-row: auto; }
  .refs li { grid-template-columns: 1fr auto; gap: 4px 12px; }
  .refs .idx { display: none; }
  .refs .job { grid-column: 1 / -1; order: 3; }
  .d-call text { font-size: 17px; } .d-call text.sub { display: none; }
  .contact-list li { grid-template-columns: 1fr; gap: 2px; }
  .cta-row .btn { flex: 1; }
  .mobile-bar { display: grid; grid-template-columns: 1fr 1.4fr; gap: 10px; position: fixed; inset: auto 0 0; z-index: 60; padding: 12px 18px calc(12px + env(safe-area-inset-bottom)); background: rgba(10, 11, 13, .9); backdrop-filter: blur(14px); border-top: 1px solid var(--line); }
  .mobile-bar .btn { padding: 14px; }
  .footer { padding-bottom: 100px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01s !important; animation-delay: 0s !important; transition-duration: .01s !important; transition-delay: 0s !important; }
}