/* ================================================================
   MERTEKPONT - Emberi Mukodeslabor
   Design: "Obsidian Laboratory" - technikai minimalizmus + glassmorphism
   ================================================================ */

:root{
  --surface:#0f1417; --surface-2:#0a0f12; --surface-3:#141a1e;
  --panel:#171c1f; --panel-2:#1b2023; --panel-3:#262b2e;
  --line:#2b3237; --line-2:#3a4247;
  --txt:#e7eaed; --txt-2:#c4c7c7; --mut:#9aa0a3;
  --gold:#f7bd48; --gold-dim:#c99a2e; --gold-soft:rgba(247,189,72,.12);
  --blue:#b9c7e4; --sig:#a3e635;
  --err:#ffb4ab;
  --sans:"Hanken Grotesk",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  /* egyetlen betutipus az egesz oldalon: ugyanaz, mint a fooldal H1-nel */
  --mono:"Hanken Grotesk",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --side:248px; --wrap:1200px;
  --r:.375rem; --r-lg:.5rem; --r-xl:.75rem;
  --sp:8px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:88px;-webkit-text-size-adjust:100%;overflow-x:hidden}
body{
  font-family:var(--sans); background:var(--surface); color:var(--txt);
  font-size:16px; line-height:1.65; -webkit-font-smoothing:antialiased;
  overflow-x:hidden; min-height:100vh;
}
img,svg{max-width:100%; display:block}
a{color:inherit; text-decoration:none}
::selection{background:var(--gold-soft)}

/* scrollbar */
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-track{background:var(--surface-2)}
::-webkit-scrollbar-thumb{background:var(--gold-dim);border-radius:8px}

/* ---- typography ---- */
h1,h2,h3,h4{font-family:var(--sans);line-height:1.22;letter-spacing:-.02em;color:var(--txt);font-weight:600}
h1{font-size:clamp(2rem,4.5vw,3rem)}
h2{font-size:clamp(1.5rem,3vw,2rem)}
h3{font-size:1.2rem;font-weight:600}
h4{font-size:1.02rem;font-weight:600}
p{color:var(--txt-2)}
strong{color:var(--txt);font-weight:600}

.eyebrow{
  font-family:var(--mono); font-size:.72rem; font-weight:700; letter-spacing:.18em;
  text-transform:uppercase; color:var(--gold); display:inline-flex; align-items:center; gap:10px;
}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--sig);
  box-shadow:0 0 8px rgba(163,230,53,.7);flex:none}
.mono{font-family:var(--mono);letter-spacing:.05em}

/* ================================================================
   LAYOUT SHELL : fixed sidebar + main
   ================================================================ */
.shell{display:flex;min-height:100vh}

.sidebar{
  position:fixed;inset:0 auto 0 0;width:var(--side);height:100vh;z-index:60;
  background:linear-gradient(180deg,var(--surface-2),#0b1013);
  border-right:1px solid var(--line);
  display:flex;flex-direction:column;padding:22px 18px;overflow-y:auto;
}
.brand{display:flex;align-items:center;gap:11px;margin-bottom:26px;padding:0 4px}
.brand-mark{width:38px;height:38px;border-radius:10px;flex:none;
  background:var(--surface-3);border:1px solid var(--line-2);display:grid;place-items:center}
.brand-name{font-family:var(--mono);font-weight:700;font-size:1.02rem;letter-spacing:.04em;color:var(--txt);white-space:nowrap}
.brand>span{display:flex;flex-direction:column;min-width:0}
.brand-sub{font-family:var(--mono);font-size:.62rem;letter-spacing:.15em;color:var(--gold);text-transform:uppercase}

.snav{display:flex;flex-direction:column;gap:3px;margin-bottom:auto}
.snav a{
  display:flex;align-items:center;gap:12px;white-space:nowrap;
  font-family:var(--mono);font-size:.82rem;letter-spacing:.04em;color:var(--txt-2);
  padding:10px 12px;border-radius:var(--r);transition:.16s;border:1px solid transparent;
}
.snav a .ico{width:17px;height:17px;flex:none;stroke:currentColor;opacity:.85}
.snav a:hover{background:var(--panel-2);color:var(--txt)}
.snav a.active{background:var(--gold-soft);color:var(--gold);border-color:rgba(247,189,72,.25)}

.side-cta{margin-top:20px;padding-top:18px;border-top:1px solid var(--line)}
.side-contact{font-family:var(--mono);font-size:.72rem;color:var(--mut);line-height:2;margin-top:14px}
.side-contact a{color:var(--txt-2)}
.side-contact a:hover{color:var(--gold)}

/* mobile top bar (hidden on desktop) */
.topbar{display:none}
.menu-toggle{display:none}

.main{flex:1;min-width:0;margin-left:var(--side);display:flex;flex-direction:column}
.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:clamp(20px,4vw,56px)}

/* ================================================================
   BUTTONS
   ================================================================ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-family:var(--mono);font-size:.82rem;font-weight:600;letter-spacing:.04em;
  padding:12px 20px;border-radius:var(--r);cursor:pointer;transition:.16s;
  border:1px solid transparent;white-space:nowrap;text-align:center;
}
.btn .ico{width:16px;height:16px;stroke:currentColor}
.btn-primary{background:var(--gold);color:#2a1d00;border-color:var(--gold)}
.btn-primary:hover{background:#ffca5c;transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--txt);border-color:var(--line-2)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold)}
.btn-block{width:100%}
.btn-sm{padding:9px 15px;font-size:.76rem}

/* ================================================================
   HERO
   ================================================================ */
.hero{padding:clamp(40px,7vw,84px) 0 clamp(32px,5vw,56px);position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;top:-80px;right:-10%;width:520px;height:520px;
  background:radial-gradient(circle,rgba(247,189,72,.08),transparent 68%);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
  gap:clamp(28px,4vw,52px);align-items:center}
.hero-copy{text-align:left}
.hero h1{margin:18px 0 0;max-width:20ch;text-wrap:balance}
.hero .lead{font-size:1.12rem;color:var(--txt-2);margin-top:20px;max-width:52ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-proof{display:flex;flex-wrap:wrap;gap:22px;margin-top:30px;padding-top:24px;
  border-top:1px solid var(--line)}
.proof-item .n{font-family:var(--mono);font-size:1.35rem;font-weight:700;color:var(--gold)}
.proof-item .l{font-family:var(--mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--mut)}
.hero-visual{position:relative}

/* glass panel */
.glass{background:rgba(20,26,30,.55);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid var(--line-2);border-radius:var(--r-lg)}

.readout{padding:22px}
.readout-title{font-family:var(--mono);font-size:.82rem;font-weight:600;color:var(--txt);margin-bottom:16px;
  display:flex;align-items:center;justify-content:space-between;letter-spacing:.05em}
.readout .row{display:flex;justify-content:space-between;align-items:center;
  padding:9px 0;border-bottom:1px solid var(--line)}
.readout .row:last-child{border-bottom:0}
.readout .k{font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--mut)}
.readout .v{font-family:var(--mono);font-size:.9rem;color:var(--txt)}
.readout .v.gold{color:var(--gold)}
.readout .v.sig{color:var(--sig)}

/* ================================================================
   SECTIONS
   ================================================================ */
.section{padding:clamp(38px,5.5vw,64px) 0;border-top:1px solid var(--line)}
.section-head{max-width:64ch;margin-bottom:clamp(24px,3vw,40px)}
.section-head h2{margin-top:14px}
.section-head p{margin-top:14px;font-size:1.05rem}
.divider{display:flex;align-items:center;gap:16px;font-family:var(--mono);font-size:.68rem;
  letter-spacing:.15em;color:var(--mut);text-transform:uppercase}
.divider::before,.divider::after{content:"";height:1px;background:var(--line);flex:1}

/* card grid */
.grid{display:grid;gap:20px}
.g-2{grid-template-columns:repeat(2,1fr)}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-4{grid-template-columns:repeat(4,1fr)}

.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;transition:.18s;position:relative;overflow:hidden}
.card:hover{border-color:var(--line-2);transform:translateY(-2px)}
.card .c-ico{width:40px;height:40px;border-radius:10px;background:var(--surface-3);
  border:1px solid var(--line-2);display:grid;place-items:center;margin-bottom:16px}
.card .c-ico svg{width:20px;height:20px;stroke:var(--gold)}
.card h3{margin-bottom:9px}
.card p{font-size:.95rem}
.card .c-tag{font-family:var(--mono);font-size:.64rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--gold);display:block;margin-bottom:10px}

/* method / process steps */
.steps{display:grid;grid-template-columns:repeat(7,1fr);gap:12px;counter-reset:s}
.step{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:16px 14px}
.step .num{font-family:var(--mono);font-size:.72rem;font-weight:700;color:#2a1d00;
  background:var(--gold);width:26px;height:26px;border-radius:6px;display:grid;place-items:center;margin-bottom:12px}
.step h4{font-size:.92rem;margin-bottom:4px}
.step p{font-size:.8rem;line-height:1.5}

/* layered method */
.layers{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.layer{border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;background:var(--panel)}
.layer .badge{font-family:var(--mono);font-size:.64rem;letter-spacing:.1em;text-transform:uppercase;
  padding:5px 10px;border-radius:20px;display:inline-block;margin-bottom:14px}
.layer.l1 .badge{background:var(--gold-soft);color:var(--gold)}
.layer.l2 .badge{background:rgba(185,199,228,.12);color:var(--blue)}
.layer.l3 .badge{background:rgba(163,230,53,.1);color:var(--sig)}
.layer p{font-size:.92rem}

/* pricing */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.price{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px;display:flex;flex-direction:column}
.price.feat{border-color:var(--gold);background:linear-gradient(180deg,rgba(247,189,72,.06),var(--panel))}
.price .p-tag{font-family:var(--mono);font-size:.66rem;letter-spacing:.12em;text-transform:uppercase;color:var(--gold)}
.price h3{margin:12px 0 6px}
.price .amount{font-family:var(--mono);font-size:1.7rem;font-weight:700;color:var(--txt);margin:8px 0}
.price .amount span{font-size:.82rem;color:var(--mut);font-weight:500}
.price p.desc{font-size:.9rem;margin-bottom:16px}
.price ul{list-style:none;display:flex;flex-direction:column;gap:9px;margin:6px 0 22px}
.price li{font-size:.88rem;color:var(--txt-2);display:flex;gap:10px;align-items:flex-start;line-height:1.45}
.price li svg{width:15px;height:15px;stroke:var(--sig);flex:none;margin-top:4px}
.price .btn{margin-top:auto}

/* feature list (mixed) */
.flist{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.frow{display:flex;gap:14px;padding:16px;background:var(--panel);border:1px solid var(--line);border-radius:var(--r)}
.frow .fi{width:34px;height:34px;flex:none;border-radius:8px;background:var(--surface-3);
  border:1px solid var(--line-2);display:grid;place-items:center}
.frow .fi svg{width:17px;height:17px;stroke:var(--blue)}
.frow h3{margin-bottom:3px;font-size:.98rem;font-weight:600}
.frow p{font-size:.86rem;line-height:1.5}

/* check-list (digitalis termekek) */
.check-list{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:12px 28px;margin-top:8px}
.check-list li{font-size:.93rem;color:var(--txt-2);display:flex;gap:11px;align-items:flex-start;line-height:1.5}
.check-list li svg{width:16px;height:16px;stroke:var(--sig);flex:none;margin-top:3px}

/* pills / chips list */
.chips{display:flex;flex-wrap:wrap;gap:9px}
.chip{font-family:var(--mono);font-size:.74rem;letter-spacing:.03em;color:var(--txt-2);
  background:var(--panel-2);border:1px solid var(--line);border-radius:20px;padding:7px 14px}

/* audience list */
.aud{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.aud div{background:var(--panel);border:1px solid var(--line);border-left:2px solid var(--gold);
  border-radius:var(--r);padding:15px 17px;font-size:.9rem;color:var(--txt-2)}

/* prose block */
.prose{max-width:70ch}
.prose p{margin-bottom:16px}
.prose p:last-child{margin-bottom:0}

/* callout / definition */
.callout{background:linear-gradient(180deg,rgba(247,189,72,.06),var(--panel));
  border:1px solid var(--line-2);border-left:3px solid var(--gold);
  border-radius:var(--r-lg);padding:26px clamp(22px,3vw,32px)}
.callout .eyebrow{margin-bottom:14px}
.callout p{font-size:1.06rem;color:var(--txt);line-height:1.6}

/* formula strip */
.formula{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-family:var(--mono);
  font-size:.86rem;color:var(--txt-2);background:var(--surface-2);border:1px solid var(--line);
  border-radius:var(--r);padding:16px 20px}
.formula b{color:var(--gold);font-weight:600}
.formula .arw{color:var(--mut)}

/* ================================================================
   CONTACT
   ================================================================ */
.contact-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:clamp(24px,3vw,40px);align-items:start}
.contact-info{display:flex;flex-direction:column;gap:14px}
.ci-card{display:flex;gap:15px;align-items:flex-start;background:var(--panel);
  border:1px solid var(--line);border-radius:var(--r-lg);padding:18px 20px}
.ci-card .fi{width:40px;height:40px;flex:none;border-radius:10px;background:var(--surface-3);
  border:1px solid var(--line-2);display:grid;place-items:center}
.ci-card .fi svg{width:19px;height:19px;stroke:var(--gold)}
.ci-card .l{font-family:var(--mono);font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;color:var(--mut)}
.ci-card .v{font-size:1rem;color:var(--txt);font-weight:500;margin-top:2px}
.ci-card a.v:hover{color:var(--gold)}

.form{background:var(--panel);border:1px solid var(--line-2);border-radius:var(--r-xl);
  padding:clamp(24px,3vw,34px)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:16px}
.field label{font-family:var(--mono);font-size:.7rem;letter-spacing:.08em;text-transform:uppercase;color:var(--txt-2)}
.field label .req{color:var(--gold)}
.field input,.field textarea,.field select{
  font-family:var(--sans);font-size:.95rem;color:var(--txt);background:var(--surface-2);
  border:1px solid var(--line-2);border-radius:var(--r);padding:12px 14px;transition:.15s;width:100%;
}
.field textarea{resize:vertical;min-height:120px}
.field input::placeholder,.field textarea::placeholder{color:#6b7276}
.field input:focus,.field textarea:focus,.field select:focus{
  outline:none;border-color:var(--gold);box-shadow:0 0 0 3px var(--gold-soft)}
.form-check{display:flex;gap:11px;align-items:flex-start;margin-bottom:20px}
.form-check input{width:18px;height:18px;flex:none;margin-top:2px;accent-color:var(--gold)}
.form-check label{font-size:.82rem;color:var(--mut);font-family:var(--sans);line-height:1.5}
.form-check a{color:var(--gold);text-decoration:underline}
.form-note{font-family:var(--mono);font-size:.68rem;color:var(--mut);margin-top:14px;text-align:center}

/* map */
.map-frame{border:1px solid var(--line-2);border-radius:var(--r-lg);overflow:hidden;margin-top:22px}
.map-frame iframe{display:block;width:100%;height:340px;border:0;filter:grayscale(.3) contrast(1.05)}

/* ================================================================
   BLOG PREVIEW / INDEX
   ================================================================ */
.posts{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.pcard{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;display:flex;flex-direction:column;transition:.18s}
.pcard:hover{border-color:var(--line-2);transform:translateY(-3px)}
.pcard .thumb{aspect-ratio:16/9;background:var(--surface-2);border-bottom:1px solid var(--line)}
.pcard .thumb img{width:100%;height:100%;object-fit:cover}
.pcard .body{padding:20px;display:flex;flex-direction:column;flex:1}
.pcard .meta{font-family:var(--mono);font-size:.64rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--gold);margin-bottom:10px}
.pcard h3{font-size:1.05rem;line-height:1.3;margin-bottom:9px}
.pcard p{font-size:.88rem;flex:1}
.pcard .more{font-family:var(--mono);font-size:.74rem;color:var(--gold);margin-top:14px;
  display:inline-flex;align-items:center;gap:6px}
.pcard .more svg{width:14px;height:14px;stroke:currentColor;transition:.15s}
.pcard:hover .more svg{transform:translateX(3px)}

/* ================================================================
   ARTICLE
   ================================================================ */
.article-head{padding:clamp(32px,5vw,56px) 0 0}
.breadcrumb{font-family:var(--mono);font-size:.72rem;color:var(--mut);margin-bottom:20px;letter-spacing:.03em}
.breadcrumb a:hover{color:var(--gold)}
.breadcrumb span{color:var(--line-2);margin:0 8px}
.article-head h1{margin:14px 0 16px;max-width:22ch}
.article-meta{display:flex;flex-wrap:wrap;gap:18px;font-family:var(--mono);font-size:.74rem;
  color:var(--mut);padding-bottom:24px;border-bottom:1px solid var(--line)}
.article-meta .a-author{color:var(--txt-2)}

.article-hero{height:clamp(180px,30vw,340px);border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line-2);margin:24px 0 32px;background:var(--surface-2)}
.article-hero img{width:100%;height:100%;object-fit:cover}

.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:clamp(30px,4vw,54px);align-items:start}
.article-body{max-width:72ch;min-width:0}
.article-body h2{margin:38px 0 14px;padding-top:8px}
.article-body h3{margin:26px 0 10px;color:var(--txt)}
.article-body p{margin-bottom:17px;font-size:1.03rem;color:var(--txt-2)}
.article-body ul,.article-body ol{margin:0 0 18px 22px;color:var(--txt-2)}
.article-body li{margin-bottom:8px;padding-left:4px}
.article-body strong{color:var(--txt)}
.article-body figure{margin:30px 0}
.article-body figure img{width:100%;border-radius:var(--r-lg);border:1px solid var(--line-2);background:var(--surface-2)}
.article-body figcaption{font-family:var(--mono);font-size:.72rem;color:var(--mut);margin-top:10px;text-align:center}

.tldr{background:linear-gradient(180deg,rgba(247,189,72,.07),var(--panel));
  border:1px solid var(--line-2);border-left:3px solid var(--gold);border-radius:var(--r-lg);
  padding:22px 24px;margin:0 0 30px}
.tldr .eyebrow{margin-bottom:12px}
.tldr p{font-size:1rem;color:var(--txt);margin:0}

/* TARTALOMJEGYZEK - a poszt elejen (nem a sidebarban) */
.toc-top{background:var(--panel);border:1px solid var(--line);border-left:3px solid var(--gold);
  border-radius:var(--r-lg);padding:20px 22px;margin:0 0 32px}
.toc-top .t-title{font-family:var(--mono);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--gold);margin-bottom:14px}
.toc-top ol{list-style:none;counter-reset:t;display:grid;grid-template-columns:1fr 1fr;gap:2px 24px}
.toc-top li{counter-increment:t}
.toc-top a{display:flex;gap:10px;font-size:.88rem;color:var(--txt-2);padding:7px 8px;border-radius:var(--r);line-height:1.35}
.toc-top a::before{content:counter(t,decimal-leading-zero);font-family:var(--mono);font-size:.72rem;color:var(--gold);flex:none;font-weight:600}
.toc-top a:hover{background:var(--panel-2);color:var(--gold)}

/* SIDEBAR - fo szolgaltatas kartya */
.article-side{min-width:0}
.side-service{position:sticky;top:88px;background:linear-gradient(180deg,rgba(247,189,72,.06),var(--panel));
  border:1px solid var(--line-2);border-radius:var(--r-xl);padding:24px}
.side-service .eyebrow{margin-bottom:12px}
.side-service h3{font-size:1.15rem;margin-bottom:10px}
.side-service .ss-lead{font-size:.88rem;color:var(--txt-2);line-height:1.55;margin-bottom:16px}
.side-service ul{list-style:none;display:flex;flex-direction:column;gap:9px;margin-bottom:20px}
.side-service li{font-size:.85rem;color:var(--txt-2);display:flex;gap:9px;align-items:flex-start;line-height:1.4}
.side-service li svg{width:15px;height:15px;stroke:var(--sig);flex:none;margin-top:3px}
.side-service .ss-contact{margin-top:18px;padding-top:16px;border-top:1px solid var(--line);
  display:flex;flex-direction:column;gap:10px}
.side-service .ss-contact a{display:flex;align-items:center;gap:9px;font-family:var(--mono);font-size:.76rem;color:var(--txt-2)}
.side-service .ss-contact a:hover{color:var(--gold)}
.side-service .ss-contact svg{width:15px;height:15px;stroke:var(--gold);flex:none}

/* kozossegi linkek */
.socials{display:flex;gap:10px;margin-top:16px}
.soc{width:38px;height:38px;border-radius:9px;background:var(--surface-3);border:1px solid var(--line-2);
  display:grid;place-items:center;color:var(--txt-2);transition:.16s}
.soc svg{width:19px;height:19px}
.soc:hover{color:var(--gold);border-color:var(--gold);background:var(--gold-soft);transform:translateY(-2px)}
.author-link{color:var(--gold);text-decoration:underline;text-underline-offset:2px}

/* FAQ */
.faq{margin-top:14px;display:flex;flex-direction:column;gap:10px}
.faq details{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.faq summary{cursor:pointer;padding:16px 18px;font-weight:600;color:var(--txt);font-size:.98rem;
  list-style:none;display:flex;justify-content:space-between;align-items:center;gap:14px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--mono);color:var(--gold);font-size:1.2rem;flex:none;transition:.2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details[open] summary{border-bottom:1px solid var(--line)}
.faq .a{padding:14px 18px 18px;color:var(--txt-2);font-size:.94rem}

/* forrasok es kapcsolodo olvasmany */
.sources{margin:34px 0;border:1px solid var(--line);border-radius:var(--r-lg);
  background:var(--panel);padding:24px clamp(20px,3vw,28px)}
.sources .s-title{font-family:var(--mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--gold);margin-bottom:16px;font-weight:700}
.sources .s-cols{display:grid;grid-template-columns:1fr 1fr;gap:20px 32px}
.sources .s-h{font-size:.82rem;font-weight:600;color:var(--txt);margin-bottom:10px}
.sources ul{list-style:none;display:flex;flex-direction:column;gap:8px}
.sources li{line-height:1.4}
.sources a{font-size:.9rem;color:var(--txt-2);display:inline-flex;gap:6px;transition:.15s;
  text-decoration:underline;text-underline-offset:2px;text-decoration-color:var(--line-2)}
.sources a:hover{color:var(--gold);text-decoration-color:var(--gold)}
.article-body .sources a[target="_blank"]{color:var(--secondary)}
.article-body .sources a[target="_blank"]:hover{color:var(--gold)}

/* article CTA */
.article-cta{background:linear-gradient(120deg,var(--panel-2),var(--panel));
  border:1px solid var(--line-2);border-radius:var(--r-lg);padding:clamp(24px,3vw,34px);
  margin:38px 0;text-align:left}
.article-cta h3{font-size:1.3rem;margin-bottom:8px}
.article-cta p{margin-bottom:18px;color:var(--txt-2)}

/* related */
.related{margin-top:8px}

/* author box */
.author-box{display:flex;gap:18px;align-items:flex-start;background:var(--panel);
  border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;margin-top:32px}
.author-box .av{width:52px;height:52px;flex:none;border-radius:12px;background:var(--surface-3);
  border:1px solid var(--line-2);display:grid;place-items:center}
.author-box .av svg{width:26px;height:26px;stroke:var(--gold)}
.author-box .n{font-weight:600;color:var(--txt)}
.author-box .r{font-family:var(--mono);font-size:.7rem;letter-spacing:.06em;text-transform:uppercase;color:var(--gold);margin:3px 0 8px}
.author-box p{font-size:.88rem}

/* ================================================================
   FOOTER
   ================================================================ */
.footer{border-top:1px solid var(--line);
  background:linear-gradient(180deg,var(--surface-2),#080c0e);margin-top:auto}

/* felso savo: markanak + CTA */
.footer-top{display:flex;justify-content:space-between;align-items:center;gap:clamp(24px,4vw,48px);
  flex-wrap:wrap;padding:clamp(36px,4.5vw,52px) 0 clamp(28px,3vw,36px);border-bottom:1px solid var(--line)}
.footer-intro{max-width:44ch;min-width:260px;flex:1}
.footer-intro .brand{margin-bottom:14px}
.footer-intro p{font-size:.9rem;color:var(--txt-2);margin-bottom:16px}
.footer-socials{display:flex;gap:10px}
.footer-cta{background:linear-gradient(135deg,rgba(247,189,72,.1),var(--panel));
  border:1px solid var(--line-2);border-radius:var(--r-lg);padding:22px 26px;min-width:250px}
.fcta-label{font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--gold);margin-bottom:6px}
.fcta-title{font-size:1.15rem;font-weight:600;color:var(--txt);margin-bottom:16px}

/* harom oszlop */
.footer-cols{display:grid;grid-template-columns:1fr 1fr 1.7fr;gap:clamp(24px,3vw,44px);
  padding:clamp(32px,4vw,44px) 0}
.f-title{font-family:var(--mono);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--gold);margin-bottom:16px;font-weight:700}
.f-col ul{list-style:none;display:flex;flex-direction:column;gap:3px}
.f-col a{display:inline-flex;align-items:center;gap:7px;font-size:.9rem;color:var(--txt-2);
  padding:5px 0;transition:.15s}
.f-col a:hover{color:var(--gold)}
.fchev{width:0;overflow:hidden;display:inline-flex;transition:width .18s}
.fchev svg{width:14px;height:14px;stroke:var(--gold);flex:none}
.f-col a:hover .fchev{width:18px}
/* elerhetoseg ikon-sorok */
.f-contact ul{gap:12px}
.f-contact a{align-items:flex-start;gap:12px;padding:0}
.f-contact .fci{width:34px;height:34px;flex:none;border-radius:9px;background:var(--surface-3);
  border:1px solid var(--line-2);display:grid;place-items:center;transition:.15s}
.f-contact .fci svg{width:16px;height:16px;stroke:var(--gold)}
.f-contact a:hover .fci{border-color:var(--gold);background:var(--gold-soft)}
.f-contact a>span:last-child{display:flex;flex-direction:column;line-height:1.4}
.f-contact .fc-k{font-family:var(--mono);font-size:.62rem;letter-spacing:.1em;text-transform:uppercase;color:var(--mut)}

.footer-bottom{border-top:1px solid var(--line);padding:20px 0;display:flex;
  justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
.footer-bottom p,.footer-bottom a{font-family:var(--mono);font-size:.72rem;color:var(--mut);letter-spacing:.03em}
.footer-bottom a:hover{color:var(--gold)}
.footer-bottom .f-legal{display:flex;gap:18px;flex-wrap:wrap}

/* teszt-sav a footer alatt (piros hatter, feher szoveg) */
.test-banner{background:#a01d16;color:#fff;text-align:center;
  padding:14px clamp(16px,4vw,32px);font-size:.9rem;line-height:1.5;font-weight:500;
  border-top:1px solid #7c1610}

/* utility */
.mt-0{margin-top:0}
.center{text-align:center}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;
  clip:rect(0,0,0,0);white-space:nowrap;border:0}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:2px}

/* ================================================================
   RESPONSIVE
   ================================================================ */
@media (max-width:1080px){
  .steps{grid-template-columns:repeat(4,1fr)}
  .g-4{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:960px){
  .sidebar{transform:translateX(-100%);transition:transform .25s ease;box-shadow:none;width:280px}
  .menu-toggle:checked ~ .shell .sidebar{transform:translateX(0);box-shadow:0 0 60px rgba(0,0,0,.6)}
  .main{margin-left:0}
  .topbar{display:flex;position:sticky;top:0;z-index:50;align-items:center;justify-content:space-between;
    padding:12px clamp(18px,4vw,32px);background:rgba(10,15,18,.9);backdrop-filter:blur(12px);
    border-bottom:1px solid var(--line)}
  .topbar .brand{margin:0}
  .burger{width:44px;height:44px;border:1px solid var(--line-2);border-radius:var(--r);
    background:var(--panel);display:grid;place-items:center;cursor:pointer}
  .burger svg{width:22px;height:22px;stroke:var(--txt)}
  .menu-backdrop{display:none}
  .menu-toggle:checked ~ .menu-backdrop{display:block;position:fixed;inset:0;z-index:55;
    background:rgba(0,0,0,.5)}
  .hero-grid,.contact-grid{grid-template-columns:1fr}
  .article-layout{grid-template-columns:1fr}
  .side-service{position:static}
  .article-side{margin-top:8px}
  .footer-cols{grid-template-columns:1fr 1fr}
  .footer-cta{width:100%}
}
@media (max-width:680px){
  .g-2,.g-3,.g-4,.posts,.price-grid,.layers,.aud,.flist,.check-list{grid-template-columns:1fr}
  .toc-top ol,.sources .s-cols{grid-template-columns:1fr}
  .steps{grid-template-columns:repeat(2,1fr)}
  .form-row{grid-template-columns:1fr}
  .footer-cols{grid-template-columns:1fr}
  .f-contact{order:-1}
  .hero-proof{gap:16px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}