/* ------------------------------------------------------------------
   Martin Jančovič — geospatial studio site
   Design: cartographic editorial. Paper + ink, hairlines, mono legends.
------------------------------------------------------------------- */

:root{
  --paper:      #F3F1EC;
  --paper-2:    #EAE6DD;
  --ink:        #15181A;
  --ink-soft:   #3D4246;
  --muted:      #767169;
  --rule:       #C9C3B7;
  --accent:     #1D5A73;   /* petrol — hydrografia */
  --signal:     #B23A2B;   /* rumelka — vrstevnice */
  --canvas-line:#1D5A73;
  --canvas-alpha: .16;

  --serif: "Fraunces", "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --sans: ui-sans-serif, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --pad: clamp(1.25rem, 5vw, 5.5rem);
  --maxw: 78rem;
  --ease: cubic-bezier(.22,.61,.36,1);
}

@media (prefers-color-scheme: dark){
  :root{
    --paper:   #0E1012;
    --paper-2: #15181B;
    --ink:     #EDEAE3;
    --ink-soft:#C7C2B9;
    --muted:   #8A857C;
    --rule:    #2C3033;
    --accent:  #6FB2CE;
    --signal:  #E0705C;
    --canvas-line:#6FB2CE;
    --canvas-alpha: .20;
  }
}

*,*::before,*::after{ box-sizing:border-box; }
html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){ html{ scroll-behavior:auto; } }

body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--sans);
  font-size:clamp(1rem, .96rem + .2vw, 1.08rem);
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}

h1,h2,h3{ font-family:var(--serif); font-weight:400; letter-spacing:-.015em; line-height:1.06; margin:0; }
p{ margin:0; }
a{ color:inherit; }

.skip{
  position:absolute; left:-999px; top:0; z-index:99;
  background:var(--ink); color:var(--paper); padding:.7rem 1rem;
}
.skip:focus{ left:0; }

:focus-visible{ outline:2px solid var(--signal); outline-offset:3px; }

.label,.kicker,.svc__no,.svc__out,
.topbar,.ticker,.footer,.contact__meta,.stack dt,.langs{
  font-family:var(--mono);
  font-size:.72rem;
  letter-spacing:.11em;
  text-transform:uppercase;
}

/* ── TOPBAR ─────────────────────────────────────────────── */
.topbar{
  position:sticky; top:0; z-index:50;
  display:flex; align-items:center; gap:1.5rem;
  padding:.85rem var(--pad);
  border-bottom:1px solid var(--rule);
  background:color-mix(in srgb, var(--paper) 86%, transparent);
  backdrop-filter:saturate(140%) blur(10px);
}
.brand{ display:flex; align-items:center; gap:.6rem; text-decoration:none; margin-right:auto; }
.brand__mark{ width:30px; height:21px; fill:none; stroke:var(--accent); stroke-width:1.6; stroke-linecap:round; }
.brand__name{ letter-spacing:.06em; font-size:.78rem; }

.nav{ display:flex; gap:1.6rem; }
.nav a{
  text-decoration:none; color:var(--muted);
  position:relative; padding-bottom:2px;
  transition:color .25s var(--ease);
}
.nav a::after{
  content:""; position:absolute; left:0; right:0; bottom:0; height:1px;
  background:var(--accent); transform:scaleX(0); transform-origin:left;
  transition:transform .35s var(--ease);
}
.nav a:hover,.nav a.is-active{ color:var(--ink); }
.nav a:hover::after,.nav a.is-active::after{ transform:scaleX(1); }

.topbar__status{ display:flex; align-items:center; gap:.5rem; color:var(--muted); }
.dot{ width:7px; height:7px; border-radius:50%; background:var(--accent); box-shadow:0 0 0 0 color-mix(in srgb,var(--accent) 60%,transparent); animation:pulse 2.8s infinite; }
@keyframes pulse{ 70%{ box-shadow:0 0 0 7px transparent; } 100%{ box-shadow:0 0 0 0 transparent; } }

.langs{ display:flex; align-items:center; gap:.55rem; margin:0; color:var(--muted);
  border-left:1px solid var(--rule); padding-left:1.1rem; }
.langs a{ text-decoration:none; transition:color .25s var(--ease); }
.langs a:hover{ color:var(--ink); }
.langs [aria-current]{ color:var(--ink); }
.langs > * + *::before{ content:"/"; margin-right:.55rem; color:var(--rule); }

@media (max-width:900px){
  .nav{ display:none; }
  .topbar__status{ margin-left:auto; }
}
@media (max-width:560px){
  .topbar__status span:not(.dot){ display:none; }
  .topbar__status{ font-size:0; }
}

/* ── HERO ───────────────────────────────────────────────── */
.hero{ position:relative; padding:clamp(2rem,6vh,4rem) var(--pad) 0; overflow:hidden; }
.hero__canvas{
  position:absolute; inset:0; width:100%; height:100%;
  pointer-events:none;
  mask-image:linear-gradient(to bottom, transparent 0%, #000 34%, #000 78%, transparent 100%);
  -webkit-mask-image:linear-gradient(to bottom, transparent 0%, #000 34%, #000 78%, transparent 100%);
}
.hero__inner{ position:relative; max-width:var(--maxw); margin-inline:auto; }

.kicker{ color:var(--muted); margin-bottom:clamp(1.5rem,4vh,2.75rem); }
.kicker__coords{ color:var(--accent); font-variant-numeric:tabular-nums; }

.hero__title{
  font-size:clamp(2.9rem, 9.2vw, 7.4rem);
  max-width:14ch;
  margin-bottom:clamp(1.6rem,4vh,2.4rem);
}
.hero__title .line{ display:block; overflow:hidden; }
.hero__title .line > span{ display:block; }
.hero__title em{ font-style:italic; color:var(--accent); font-variation-settings:"SOFT" 40,"WONK" 1; }

.hero__lead{
  max-width:46ch; color:var(--ink-soft);
  font-size:clamp(1.05rem,1.4vw,1.22rem);
  margin-left:auto; margin-right:0;
}
@media (max-width:800px){ .hero__lead{ margin-left:0; } }

.hero__cta{ display:flex; flex-wrap:wrap; gap:.9rem; margin:clamp(2rem,5vh,3rem) 0 clamp(3rem,8vh,5rem); }
.btn{
  font-family:var(--mono); font-size:.74rem; letter-spacing:.12em; text-transform:uppercase;
  text-decoration:none; padding:.95rem 1.5rem; border:1px solid var(--ink);
  transition:background .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease), transform .3s var(--ease);
}
.btn--solid{ background:var(--ink); color:var(--paper); }
.btn--solid:hover{ background:var(--accent); border-color:var(--accent); transform:translateY(-2px); }
.btn--ghost{ border-color:var(--rule); color:var(--ink-soft); }
.btn--ghost:hover{ border-color:var(--ink); color:var(--ink); }

.ticker{
  position:relative;
  display:flex; gap:2.5rem; list-style:none; margin:0; padding:.9rem 0;
  border-top:1px solid var(--rule); border-bottom:1px solid var(--rule);
  color:var(--muted); white-space:nowrap; overflow:hidden;
  max-width:var(--maxw); margin-inline:auto;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);
}
.ticker li{ flex:0 0 auto; }
.ticker li::before{ content:"·"; margin-right:2.5rem; color:var(--rule); }
.ticker__track{ display:flex; gap:2.5rem; flex:0 0 auto; will-change:transform; }

/* ── PIPELINE ───────────────────────────────────────────── */
.flow{
  max-width:var(--maxw); margin-inline:auto;
  display:flex; align-items:center; gap:clamp(.6rem,1.6vw,1.4rem);
  padding:0 0 clamp(2.2rem,6vh,3.6rem);
}
.flow__step{ display:flex; flex-direction:column; gap:.5rem; align-items:flex-start; }
.flow__icon{
  width:44px; height:30px; display:block; color:var(--muted);
  transition:color .35s var(--ease);
}
.flow__icon--via{ width:34px; height:23px; }
.flow__step:hover .flow__icon,.flow__link:hover .flow__icon{ color:var(--accent); }
.spin{ transform-origin:22px 15px; animation:spin 3.4s linear infinite; }
@keyframes spin{ to{ transform:rotate(360deg); } }
@media (prefers-reduced-motion: reduce){ .spin{ animation:none; } }
.flow__label{
  font-family:var(--mono); font-size:clamp(.74rem,1.1vw,.85rem);
  letter-spacing:.14em; text-transform:uppercase; color:var(--ink);
}
.flow__note{ font-size:.78rem; color:var(--muted); max-width:24ch; line-height:1.45; }
.flow__link{
  color:var(--accent); flex:1 1 4rem; min-width:3rem;
  display:flex; flex-direction:column; gap:.3rem; align-items:center;
}
.flow__via{
  font-family:var(--mono); font-size:.63rem; letter-spacing:.09em;
  color:var(--muted); white-space:nowrap;
}
.flow__link svg{ display:block; width:100%; height:16px; overflow:visible; }
.flow__wave{ stroke-dasharray:5 7; animation:flowdash 1.9s linear infinite; }
@keyframes flowdash{ to{ stroke-dashoffset:-24; } }

@media (max-width:760px){
  .flow{ flex-direction:column; align-items:flex-start; gap:.55rem; }
  .flow__link{ flex:0 0 auto; width:auto; flex-direction:row; align-items:center; gap:.6rem; padding-left:.2rem; }
  .flow__link svg{ height:14px; width:2.5rem; }
  .flow__note{ max-width:none; }
}
@media (prefers-reduced-motion: reduce){ .flow__wave{ animation:none; } }

/* ── SECTIONS ───────────────────────────────────────────── */
.section{ padding:clamp(4.5rem,12vh,9rem) var(--pad); }
.section--alt{ background:var(--paper-2); }
.section > *{ max-width:var(--maxw); margin-inline:auto; }

.section__head{ margin-bottom:clamp(2.5rem,6vh,4.5rem); }
.section__head--bare{ margin-bottom:clamp(1.2rem,2.5vh,2rem); }
.label{ color:var(--signal); margin-bottom:1.1rem; }
.section__title{ font-size:clamp(1.9rem,4.4vw,3.4rem); max-width:18ch; }
.section__note{ margin-top:1.1rem; max-width:52ch; color:var(--muted); }

/* ── SLUŽBY ─────────────────────────────────────────────── */
.services{ list-style:none; margin:0; padding:0; border-top:1px solid var(--rule); }
.svc{
  display:grid;
  grid-template-columns:4.5rem minmax(0,1fr) minmax(0,15rem);
  gap:clamp(1rem,4vw,3rem);
  padding:clamp(1.8rem,4vh,2.9rem) 0;
  border-bottom:1px solid var(--rule);
  position:relative;
  transition:background .4s var(--ease);
}
.svc::before{
  content:""; position:absolute; left:-1.5rem; right:-1.5rem; top:0; bottom:0;
  background:color-mix(in srgb, var(--accent) 5%, transparent);
  opacity:0; transition:opacity .4s var(--ease); z-index:-1;
}
.svc:hover::before{ opacity:1; }
.svc__no{ color:var(--muted); padding-top:.55rem; transition:color .3s var(--ease); }
.svc:hover .svc__no{ color:var(--signal); }
.svc h3{ font-size:clamp(1.45rem,2.6vw,2.05rem); margin-bottom:.85rem; }
.svc__body p{ color:var(--ink-soft); max-width:72ch; }
.svc__body p + p{ margin-top:.9rem; }
.svc__out{ list-style:none; margin:.55rem 0 0; padding:0; color:var(--muted); text-transform:none; letter-spacing:.02em; line-height:2; }
.svc__out li{ border-bottom:1px dotted var(--rule); }
@media (max-width:820px){
  .svc{ grid-template-columns:2.75rem 1fr; }
  .svc__out{ grid-column:2; margin-top:1.2rem; }
}

/* ── PRÍSTUP ────────────────────────────────────────────── */
.steps{ list-style:none; margin:0; padding:0; display:grid; gap:1px; grid-template-columns:repeat(4,1fr); background:var(--rule); border:1px solid var(--rule); }
.steps li{ background:var(--paper-2); padding:clamp(1.4rem,3vw,2.2rem); }
.steps__no{ display:block; color:var(--signal); margin-bottom:1.6rem; font-family:var(--mono); font-size:.72rem; letter-spacing:.11em; }
.steps h3{ font-size:1.25rem; margin-bottom:.7rem; }
.steps p{ color:var(--muted); font-size:.95rem; }
@media (max-width:900px){ .steps{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:560px){ .steps{ grid-template-columns:1fr; } }

/* ── REFERENCIE ─────────────────────────────────────────── */
.refs{ list-style:none; margin:0; padding:0; border-top:1px solid var(--rule); }
.ref{
  display:grid;
  grid-template-columns:15rem minmax(0,1fr) 13rem;
  gap:clamp(1rem,3.5vw,2.5rem);
  padding:clamp(1.5rem,3.5vh,2.4rem) 0;
  border-bottom:1px solid var(--rule);
  position:relative;
}
.ref::before{
  content:""; position:absolute; left:-1.5rem; right:-1.5rem; top:0; bottom:0;
  background:color-mix(in srgb, var(--accent) 5%, transparent);
  opacity:0; transition:opacity .4s var(--ease); z-index:-1;
}
.ref:hover::before{ opacity:1; }

.ref__who{ display:flex; flex-direction:column; gap:.4rem; padding-top:.35rem; }
.ref__org{ font-family:var(--mono); font-size:.72rem; letter-spacing:.09em; text-transform:uppercase; color:var(--ink); line-height:1.6; }
.ref__year{ font-family:var(--mono); font-size:.72rem; letter-spacing:.11em; color:var(--signal); font-variant-numeric:tabular-nums; }

.ref__body h3{ font-size:clamp(1.2rem,2vw,1.55rem); margin-bottom:.7rem; }
.ref__body h3 a{
  text-decoration:none;
  background-image:linear-gradient(var(--accent),var(--accent));
  background-size:0 1px; background-repeat:no-repeat; background-position:0 100%;
  transition:background-size .45s var(--ease), color .3s var(--ease);
  padding-bottom:.06em;
}
.ref:hover .ref__body h3 a{ background-size:100% 1px; color:var(--accent); }
.ref__body p{ color:var(--ink-soft); font-size:.95rem; max-width:56ch; }
.ref__body p + p{ margin-top:.8rem; }
.ref__links{
  display:flex; flex-wrap:wrap; gap:.2rem 1.2rem; margin-top:.85rem;
  font-family:var(--mono); font-size:.7rem; letter-spacing:.04em;
}
.ref__links a{
  color:var(--accent); text-decoration:none;
  border-bottom:1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  padding-bottom:.1em; transition:border-color .3s var(--ease);
}
.ref__links a:hover{ border-color:var(--accent); }

.ref__type{
  font-family:var(--mono); font-size:.72rem; letter-spacing:.11em; text-transform:uppercase;
  color:var(--muted); padding-top:.35rem; text-align:right;
}
.ref__type span{ display:block; margin-top:.5rem; letter-spacing:.03em; text-transform:none; color:var(--rule); }
.ref:hover .ref__type span{ color:var(--muted); }

@media (max-width:900px){
  .ref{ grid-template-columns:1fr; gap:.9rem; }
  .ref__who{ flex-direction:row; gap:1rem; align-items:baseline; padding-top:0; }
  .ref__type{ text-align:left; display:flex; gap:1rem; align-items:baseline; padding-top:0; }
  .ref__type span{ margin-top:0; }
}

/* ── NÁSTROJE ───────────────────────────────────────────── */
.stack{ margin:0; border-top:1px solid var(--rule); }
.stack > div{ display:grid; grid-template-columns:15rem minmax(0,1fr); gap:clamp(1rem,3.5vw,2.5rem); padding:1.15rem 0; border-bottom:1px solid var(--rule); }
.stack dt{ color:var(--muted); }
.stack dd{ margin:0; font-family:var(--mono); font-size:.9rem; letter-spacing:.01em; color:var(--ink-soft); }
@media (max-width:700px){ .stack > div{ grid-template-columns:1fr; gap:.4rem; } }

/* ── O MNE ──────────────────────────────────────────────── */
.about{
  display:grid;
  grid-template-columns:15rem minmax(0,1fr);
  gap:clamp(1rem,3.5vw,2.5rem);
  align-items:start;
}
.card{
  border:1px solid var(--rule);
  padding:clamp(.9rem,1.6vw,1.15rem);
  display:flex; flex-direction:column; gap:.55rem;
  background:var(--paper);
}
.card__photo{
  display:block; width:100%; aspect-ratio:4/5; object-fit:cover;
  margin-bottom:.5rem;
}
.card__photo--empty{
  display:grid; place-items:center;
  background:
    repeating-linear-gradient(105deg, transparent 0 9px, color-mix(in srgb,var(--accent) 14%, transparent) 9px 10px),
    var(--paper-2);
}
.card__photo--empty span{
  font-family:var(--serif); font-size:clamp(2rem,4vw,2.8rem);
  letter-spacing:.02em; color:var(--accent);
}
.card__name{ font-family:var(--serif); font-size:1.15rem; line-height:1.2; }
.card__headline{
  font-family:var(--mono); font-size:.68rem; letter-spacing:.05em;
  color:var(--ink-soft); line-height:1.6;
}
.card__place{
  font-family:var(--mono); font-size:.66rem; letter-spacing:.11em;
  text-transform:uppercase; color:var(--muted);
}
.card__link{
  display:flex; align-items:center; gap:.5rem;
  margin-top:.35rem; padding-top:.7rem; border-top:1px solid var(--rule);
  font-family:var(--mono); font-size:.7rem; letter-spacing:.11em; text-transform:uppercase;
  color:var(--accent); text-decoration:none;
}
.card__link svg{ width:15px; height:15px; flex:0 0 auto; }
.card__arrow{ margin-left:auto; transition:transform .3s var(--ease); }
.card__link:hover .card__arrow{ transform:translate(2px,-2px); }

.about__lead{
  font-family:var(--serif);
  font-size:clamp(1.45rem,2.4vw,2rem);
  line-height:1.18; letter-spacing:-.015em;
  max-width:34ch;
  margin-bottom:clamp(1.4rem,3vh,2rem);
}
.about__body p{ color:var(--ink-soft); max-width:54ch; }
.about__body p + p{ margin-top:1.1rem; }
.stack dd a{
  color:var(--accent); text-decoration:none;
  border-bottom:1px solid color-mix(in srgb, var(--accent) 35%, transparent);
  padding-bottom:.1em; transition:border-color .3s var(--ease);
}
.stack dd a:hover{ border-color:var(--accent); }
@media (max-width:820px){
  .about{ grid-template-columns:1fr; gap:1.8rem; }
  .about__lead{ max-width:26ch; }
}

/* ── KONTAKT ────────────────────────────────────────────── */
.contact{ padding-bottom:clamp(4rem,10vh,7rem); }
.contact__title{ font-size:clamp(2.2rem,6vw,4.6rem); margin-bottom:1.6rem; }
.contact__lead{ max-width:48ch; color:var(--ink-soft); margin-bottom:clamp(2rem,5vh,3rem); }
.contact__mail{
  display:inline-block; font-family:var(--serif); font-size:clamp(1.3rem,3.4vw,2.4rem);
  color:var(--accent); text-decoration:none;
  border-bottom:1px solid color-mix(in srgb,var(--accent) 40%,transparent);
  padding-bottom:.15em; transition:border-color .3s var(--ease), letter-spacing .4s var(--ease);
}
.contact__mail:hover{ border-color:var(--accent); letter-spacing:.01em; }
.contact__meta{ list-style:none; margin:clamp(2.5rem,6vh,4rem) 0 0; padding:0; display:grid; grid-template-columns:repeat(3,1fr); gap:1.5rem; text-transform:none; letter-spacing:.02em; color:var(--ink-soft); font-size:.82rem; }
.contact__meta span{ display:block; color:var(--muted); text-transform:uppercase; letter-spacing:.11em; font-size:.7rem; margin-bottom:.5rem; }
@media (max-width:700px){ .contact__meta{ grid-template-columns:1fr; } }

/* ── FOOTER ─────────────────────────────────────────────── */
.footer{
  display:flex; flex-wrap:wrap; gap:1rem 2rem; justify-content:space-between;
  padding:1.4rem var(--pad); border-top:1px solid var(--rule); color:var(--muted);
}
.footer a{ text-decoration:none; }
.footer a:hover{ color:var(--ink); }
@media (max-width:700px){ .footer__mid{ order:3; width:100%; } }

/* ── REVEAL ─────────────────────────────────────────────── */
[data-reveal]{ opacity:0; transform:translateY(18px); }
[data-reveal].is-in{ opacity:1; transform:none; transition:opacity .8s var(--ease), transform .8s var(--ease); }
@media (prefers-reduced-motion: reduce){
  [data-reveal]{ opacity:1; transform:none; }
  .dot{ animation:none; }
}