/* IST Hungary — temporary one-page site */
@font-face{font-family:"Lora";src:url("fonts/lora.woff") format("woff");font-weight:400 700;font-style:normal;font-display:swap}

:root{
  --green:#007447;--green-d:#1d4a3c;--green-m:#2e6754;--green-l:#3f7d68;
  --red:#ff1f31;--red-d:#d9142a;
  --ink:#24282b;--muted:#5d6468;--line:#e3e1dc;
  --sand:#f4f3ef;--tile:#efefee;--white:#fff;
  --serif:"Lora",Georgia,"Times New Roman",serif;
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
  --wrap:1180px;--r:6px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
body{margin:0;font-family:var(--sans);font-size:16px;line-height:1.6;color:var(--ink);background:var(--white)}
img{max-width:100%;display:block}
a{color:var(--green)}
a:hover{color:var(--red-d)}
h1,h2,h3{font-family:var(--serif);font-weight:500;line-height:1.25;margin:0 0 .6em;color:inherit}
h2{font-size:clamp(1.7rem,1.2rem + 1.6vw,2.4rem)}
h3{font-size:1.2rem}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px;top:0;background:var(--green);color:#fff;padding:8px 14px;z-index:100}
.skip:focus{left:8px;top:8px}
:focus-visible{outline:2px solid var(--red);outline-offset:2px}
section[id],#top{scroll-margin-top:96px}

.ico{width:1em;height:1em;fill:currentColor;flex:none}
.ico[fill="none"]{fill:none;stroke:currentColor}

/* notice */
.notice{background:var(--green-d);color:#e7efe9;font-size:.86rem;text-align:center;padding:7px 0}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:#fff;transition:box-shadow .2s}
.site-header.scrolled{box-shadow:0 2px 14px rgba(0,0,0,.08)}
.head-row{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;min-height:72px;gap:16px}
.lang{display:flex;gap:14px;font-size:.78rem;font-weight:600;letter-spacing:.06em}
.lang a{color:var(--muted);text-decoration:none;padding:4px 0;border-bottom:2px solid transparent}
.lang a[aria-current]{color:var(--ink);border-bottom-color:var(--red)}
.logo img{width:72px;height:auto}
.head-contacts{display:flex;align-items:center;justify-content:flex-end;gap:18px}
.phone{display:inline-flex;align-items:center;gap:8px;font-weight:600;color:#1c6dd0;text-decoration:none;white-space:nowrap}
.phone .ico{font-size:.9em}
.soc{list-style:none;display:flex;gap:6px}
.soc a{display:grid;place-items:center;width:32px;height:32px;border-radius:50%;color:var(--green);text-decoration:none;transition:background .15s,color .15s}
.soc a:hover{background:var(--green);color:#fff}
.soc .ico{width:17px;height:17px}
.burger{display:none;align-items:center;gap:6px;border:1px solid var(--line);background:#fff;border-radius:var(--r);padding:7px 10px;font:inherit;font-size:.85rem;cursor:pointer;color:var(--ink)}
.burger .ico{width:20px;height:20px}
.mainnav{background:var(--sand);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.mainnav ul{list-style:none;display:flex;justify-content:center;flex-wrap:wrap;gap:4px 34px}
.mainnav a{display:block;padding:11px 0;font-size:.78rem;font-weight:600;letter-spacing:.09em;text-transform:uppercase;color:var(--ink);text-decoration:none;border-bottom:2px solid transparent}
.mainnav a:hover,.mainnav a.active{color:var(--green);border-bottom-color:var(--green)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:12px 26px;border-radius:3px;font:inherit;font-size:.82rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;text-decoration:none;cursor:pointer;border:1px solid transparent;transition:background .15s,color .15s,border-color .15s}
.btn .ico{width:17px;height:17px}
.btn-light{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.7)}
.btn-light:hover{background:#fff;color:var(--ink)}
.btn-red{background:var(--red);color:#fff}
.btn-red:hover{background:var(--red-d);color:#fff}
.btn-green{background:var(--green);color:#fff}
.btn-green:hover{background:var(--green-d);color:#fff}
.btn-green .ico{width:15px}
.btn-white{background:#fff;color:var(--green-d)}
.btn-white:hover{background:#e9f2ed;color:var(--green-d)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.65)}
.btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff}

/* hero */
.hero{position:relative;color:#fff;overflow:hidden;background:#38474f}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:70% 50%}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(18,30,28,.86) 0%,rgba(18,30,28,.66) 48%,rgba(18,30,28,.2) 100%)}
.hero-inner{position:relative;z-index:1;padding-top:clamp(70px,10vw,130px);padding-bottom:clamp(70px,10vw,130px)}
.hero h1{font-size:clamp(2.1rem,1.3rem + 3.4vw,3.6rem);font-weight:500;max-width:15ch;margin-bottom:.55em}
.hero-lines{max-width:600px;margin-bottom:34px}
.hero-lines p{font-size:1.05rem;margin-bottom:.45em;color:#eef3f1;padding-left:16px;border-left:2px solid var(--red)}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px}

/* sections */
.section{padding:clamp(56px,7vw,96px) 0}
.section-sand{background:var(--sand)}
.section-green{background:linear-gradient(120deg,var(--green-d) 0%,var(--green-m) 55%,var(--green-l) 100%);color:#fff}
.kicker{display:flex;align-items:center;gap:14px;font-size:.74rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-bottom:10px}
.kicker::before{content:"";width:32px;height:1px;background:currentColor}
.kicker-light{color:rgba(255,255,255,.75)}
.lead{font-size:1.1rem;max-width:760px;color:var(--muted)}
.h2-sm{font-size:clamp(1.5rem,1.1rem + 1.2vw,2rem);margin-top:clamp(48px,6vw,80px)}
.sub-title{font-size:1.5rem;margin-top:56px}

/* tabs */
.tabs{display:grid;grid-template-columns:260px 1fr;gap:28px;margin-top:28px}
.tab-list{display:flex;flex-direction:column;gap:2px;align-self:start;position:sticky;top:130px}
.tab-btn{text-align:left;background:none;border:0;border-left:2px solid transparent;padding:11px 14px;font:inherit;font-size:.95rem;color:var(--ink);cursor:pointer;border-radius:0 var(--r) var(--r) 0;transition:background .15s,color .15s}
.tab-btn:hover{background:var(--sand)}
.tab-btn[aria-selected="true"]{color:var(--green);font-weight:600;border-left-color:var(--green);background:var(--sand)}
.panel-title{display:none}
.tiles{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:2px}
.tile{display:flex;align-items:center;gap:14px;min-height:96px;padding:20px 22px;background:var(--tile);font-size:.76rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;line-height:1.45}
.chev{width:22px;height:22px;flex:none;fill:var(--green-m)}
.tile .flag{width:26px;height:26px}
.flag{width:24px;height:24px;object-fit:contain;flex:none;border-radius:50%}
.panel-intro{color:var(--muted);margin-bottom:16px}
.flags-grid{list-style:none;display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:2px}
.flags-grid li{display:flex;align-items:center;gap:12px;background:var(--tile);padding:14px 16px;font-size:.92rem}
.services-foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px 32px;margin-top:36px;padding:24px 28px;border:1px solid var(--line);border-radius:var(--r)}
.services-foot p{margin:0;color:var(--muted);max-width:620px}
/* no-JS: show all panels with titles */
html:not(.js) .tab-list{display:none}
html:not(.js) .tabs{grid-template-columns:1fr}
html:not(.js) .tab-panel[hidden]{display:block}
html:not(.js) .panel-title{display:block;margin:28px 0 14px}

/* about */
.about-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:22px;margin-top:34px}
.ag{background:#fff;padding:26px 28px;border-radius:var(--r)}
.ag h3{font-size:1.15rem;color:var(--green-d)}
.dots{list-style:none}
.dots li{position:relative;padding-left:22px;margin-bottom:.55em;font-size:.95rem}
.dots li::before{content:"";position:absolute;left:2px;top:.62em;width:7px;height:7px;background:#d4b04c}
.dots-light li::before{background:#e8c860}
.team{display:grid;grid-template-columns:1fr 1.25fr;gap:22px;margin-top:22px;align-items:start}
.team>div{background:#fff;padding:26px 28px;border-radius:var(--r)}
.team h3{color:var(--green-d)}
.team-text p{font-size:1.05rem;margin:0}
.team-edu ol{padding-left:20px;font-size:.93rem}
.team-edu li{margin-bottom:.35em}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{background:#fff;padding:28px 24px;border-radius:var(--r);border-top:3px solid var(--green)}
.card h3{font-size:1.15rem}
.card p{font-size:.93rem;color:var(--muted);margin:0}

/* ceo */
.ceo{display:grid;grid-template-columns:minmax(260px,360px) 1fr;gap:clamp(32px,5vw,72px)}
.ceo-side{align-self:start}
.ceo-photo{margin:6px 0 24px;border-radius:var(--r);overflow:hidden;background:#e9edeb;aspect-ratio:3/4;box-shadow:0 18px 40px rgba(0,0,0,.25)}
.ceo-photo img{width:100%;height:100%;object-fit:cover;object-position:50% 30%}
.ceo-links{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0 6px}
.ceo-links a{display:inline-flex;align-items:center;gap:8px;padding:9px 14px;border:1px solid rgba(255,255,255,.5);border-radius:3px;color:#fff;text-decoration:none;font-size:.82rem;font-weight:600;letter-spacing:.04em}
.ceo-links a:hover{background:#fff;color:var(--green-d)}
.ceo-links .ico{width:15px;height:15px}
.ceo-side h2{margin-bottom:.3em}
.ceo-role{font-size:.95rem;font-weight:600;color:#d5e6dd}
.facts{list-style:none;display:grid;gap:12px;margin-top:28px}
.facts li{border-top:1px solid rgba(255,255,255,.2);padding-top:12px}
.facts b{display:block;font-family:var(--serif);font-weight:500;font-size:1.7rem;line-height:1.2;color:#fff}
.facts span{display:block;font-size:.9rem;color:#d5e6dd}
.ceo-body{font-size:.98rem}
.ceo-body h3{font-size:1.35rem;margin-top:1.4em}
.ceo-body strong{color:#fff}
.ceo-dirs{padding-left:22px;margin-bottom:1em}
.ceo-dirs li{margin-bottom:.4em}
.checks{list-style:none;margin-bottom:1em}
.checks li{display:flex;gap:12px;margin-bottom:.55em}
.chk{width:20px;height:20px;flex:none;color:#e8c860;margin-top:2px}
.ceo-cols{display:grid;grid-template-columns:1.3fr 1fr;gap:32px}

/* why / certs / clients */
.why{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:28px}
.why-card{background:var(--sand);padding:30px 28px;border-radius:var(--r)}
.num{display:block;font-family:var(--serif);font-size:2.4rem;color:#a7aaa6;line-height:1;margin-bottom:14px}
.why-card h3{font-size:1.3rem}
.why-card p{font-size:.94rem;color:var(--muted)}
.why-card p:last-child{margin:0}
.certs{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:22px}
.cert{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:#fff}
.cert-img{display:block;background:var(--sand);border-bottom:1px solid var(--line);cursor:zoom-in}
.cert-img img{width:100%;height:auto;transition:transform .25s}
.cert-img:hover img{transform:scale(1.015)}
.cert-body{padding:24px 28px 28px}
.cert:nth-child(2) .cert h3{font-size:1.15rem}
.cert p{font-size:.93rem;color:var(--muted);margin:0}
.clients{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:2px;margin-top:22px}
.clients li{display:grid;place-items:center;min-height:96px;padding:16px;background:var(--sand);font-family:var(--serif);font-size:1.3rem;color:#3d4347;text-align:center}
.tagline{margin-top:14px;text-align:center;font-size:.78rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);background:var(--sand);padding:12px}

/* locations */
.loc-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:28px}
.loc-col{background:#fff;padding:26px 28px;border-radius:var(--r)}
.loc-col h3{color:var(--green-d)}
.loc-wide{grid-column:1/-1}
.flag-list{list-style:none;display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px 18px}
.flag-list li{display:flex;align-items:center;gap:10px;font-size:.95rem}
.badge{font-style:normal;font-size:.62rem;font-weight:700;letter-spacing:.06em;background:var(--red);color:#fff;border-radius:3px;padding:1px 5px}
.special-list{list-style:none;display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:16px 28px}
.special-list li{display:flex;gap:12px;align-items:flex-start}
.special-list .flag{margin-top:2px}
.special-list b{display:block;font-weight:600}
.special-list span{font-size:.9rem;color:var(--muted)}

/* contact */
.contact-head{display:grid;grid-template-columns:1.2fr 1fr;gap:24px 56px;align-items:end}
.contact-head h2{margin-bottom:.4em}
.contact-lead{color:#dceae2;max-width:620px;margin:0}
.contact-actions{display:flex;flex-direction:column;gap:12px}
.contact-actions .btn{justify-content:flex-start;padding-left:22px}
.contact-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:44px}
.cc{background:rgba(0,0,0,.14);border:1px solid rgba(255,255,255,.1);border-radius:var(--r);padding:24px}
.cc h3{display:flex;align-items:center;gap:10px;font-family:var(--sans);font-size:.72rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:#c3d8cd;margin-bottom:14px}
.cc h3 .ico{width:15px;height:15px;color:#e8c860}
.cc p{margin:0 0 10px}
.cc p:last-child{margin-bottom:0}
.cc-main{font-family:var(--serif);font-size:1.25rem;line-height:1.35}
.cc a{color:#fff;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.35)}
.cc a:hover{border-bottom-color:#fff}
.cc small{display:block;font-size:.8rem;color:#c3d8cd}
.cc .soc{margin-top:14px;flex-wrap:wrap;gap:4px}
.cc .soc a{width:30px;height:30px}
.cc .soc a{border-bottom:0}
.soc-contact a{color:#fff;background:rgba(255,255,255,.1)}
.soc-contact a:hover{background:#fff;color:var(--green-d)}

/* footer */
.site-footer{background:#212223;color:#b9bcbe;font-size:.9rem;padding:56px 0 28px}
.site-footer a{color:#e4e6e7;text-decoration:none}
.site-footer a:hover{color:#fff;text-decoration:underline}
.foot-grid{display:grid;grid-template-columns:auto 1.6fr 1fr;gap:40px}
.foot-logo{width:90px;margin-bottom:18px}
.site-footer .lang a{color:#9aa0a3}
.site-footer .lang a[aria-current]{color:#fff}
.foot-contacts p{margin:0 0 4px}
.soc-foot{margin-top:12px}
.soc-foot a{color:#e4e6e7}
.soc-foot a:hover{background:var(--green);color:#fff;text-decoration:none}
.foot-bottom{display:flex;max-width:calc(var(--wrap) - 48px);padding-left:0;padding-right:0;flex-wrap:wrap;justify-content:space-between;gap:8px 24px;border-top:1px solid #38393a;margin-top:40px;padding-top:20px;font-size:.78rem;color:#8d9295}
.foot-bottom p{margin:0}

/* responsive */
@media (max-width:1180px){.foot-bottom{margin-left:24px;margin-right:24px}}
@media (max-width:1080px){
  .contact-cards{grid-template-columns:1fr 1fr}
  .cards{grid-template-columns:1fr 1fr}
  .tiles{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:900px){
  .head-row{grid-template-columns:auto 1fr auto;min-height:62px}
  .logo{order:-1}.logo img{width:58px}
  .head-row .lang{justify-self:center}
  .phone span{display:none}
  .phone{width:36px;height:36px;justify-content:center;border-radius:50%;background:var(--sand)}
  .soc-head{display:none}
  .burger{display:inline-flex}
  .mainnav{display:none}
  .mainnav.open{display:block}
  .mainnav ul{flex-direction:column;gap:0;padding:6px 24px 12px}
  .mainnav a{padding:12px 0;border-bottom:1px solid var(--line)}
  .tabs{grid-template-columns:1fr;gap:18px}
  .tab-list{position:static;flex-direction:row;overflow-x:auto;gap:8px;padding-bottom:6px;scrollbar-width:thin;margin:0 -24px;padding-left:24px;padding-right:24px}
  .tab-btn{flex:none;border:1px solid var(--line);border-radius:999px;padding:9px 16px;font-size:.88rem;white-space:nowrap}
  .tab-btn[aria-selected="true"]{background:var(--green);color:#fff;border-color:var(--green)}
  .ceo,.contact-head,.team,.certs,.loc-grid{grid-template-columns:1fr}
  .contact-cards{grid-template-columns:1fr 1fr}
  .ceo-photo{max-width:420px}
  .why{grid-template-columns:1fr}
  .clients{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr}
  section[id]{scroll-margin-top:72px}
}
@media (max-width:600px){
  .wrap{padding-left:18px;padding-right:18px}
  .tab-list{margin:0 -18px;padding-left:18px;padding-right:18px}
  .tiles{grid-template-columns:1fr}
  .tile{min-height:0;padding:16px 18px}
  .cards{grid-template-columns:1fr}
  .contact-cards{grid-template-columns:1fr}
  .ceo-cols{grid-template-columns:1fr;gap:0}
  .hero::after{background:linear-gradient(180deg,rgba(18,30,28,.78),rgba(18,30,28,.7))}
  .hero-btns .btn{width:100%}
  .contact-actions .btn{justify-content:center;padding-left:26px}
  .cert-body{padding:20px}
  .special-list{grid-template-columns:1fr}
  .flag-list{grid-template-columns:1fr 1fr}
  .services-foot{padding:20px}
  .notice{font-size:.8rem}
  .foot-bottom{margin-left:18px;margin-right:18px}
}