:root {
  --bg: #0b0b0b;
  --ink: #f2f2f2;
  --ink-soft: #8a8a8a;
  --ink-faint: #555;
  --line: rgba(255,255,255,0.10);
  --line-2: rgba(255,255,255,0.22);
  --max: 720px;
  --mono: 'JetBrains Mono', ui-monospace, monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ★ JEDINÁ VYCHYTÁVKA — reflektor sledující kurzor */
#spotlight {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background: radial-gradient(
    420px circle at var(--mx, 50%) var(--my, 30%),
    rgba(255,255,255,0.07),
    transparent 65%
  );
  transition: background 0.12s ease-out;
}
@media (hover: none) {
  #spotlight { background: radial-gradient(500px circle at 70% 12%, rgba(255,255,255,0.05), transparent 60%); }
}

.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 26px; position: relative; z-index: 1; }
a { color: inherit; text-decoration: none; }

header {
  display: flex; align-items: center; justify-content: space-between;
  max-width: var(--max); margin: 0 auto; padding: 30px 26px 0;
  position: relative; z-index: 2;
}
.logo {
  font-family: var(--mono); font-size: 0.95rem; font-weight: 500;
  letter-spacing: 0.34em; padding-bottom: 7px; border-bottom: 1px solid var(--line-2);
}
/* proložení odsazuje i poslední písmeno, bez korekce sedí značka vlevo od osy */
.logo, footer .mark { padding-right: 0; margin-right: -0.34em; }
footer .mark { font-family: var(--mono); font-size: 0.8rem; letter-spacing: 0.34em; color: var(--ink-soft); }
header .mail { font-family: var(--mono); font-size: 0.85rem; color: var(--ink-soft); transition: color 0.2s; }
header .mail:hover { color: var(--ink); }

/* Hero */
.hero { min-height: 78vh; display: flex; flex-direction: column; justify-content: center; padding: 70px 0 40px; }
.hero .tag { font-family: var(--mono); font-size: 0.8rem; color: var(--ink-faint); margin-bottom: 26px; letter-spacing: 0.5px; }
.hero h1 {
  font-size: clamp(2.2rem, 6vw, 3.4rem);
  line-height: 1.12; letter-spacing: -1.5px; font-weight: 600; margin-bottom: 22px;
}
.hero h1 em { font-style: normal; color: var(--ink-soft); }
.hero p { color: var(--ink-soft); font-size: 1.1rem; max-width: 460px; margin-bottom: 36px; }
.hero .links { display: flex; gap: 22px; align-items: center; font-family: var(--mono); font-size: 0.92rem; }
.hero .links a {
  color: var(--ink); border-bottom: 1px solid var(--line-2); padding-bottom: 2px;
  transition: border-color 0.2s, color 0.2s;
}
.hero .links a:hover { border-color: var(--ink); }
.hero .links a.muted { color: var(--ink-soft); border-color: transparent; }
.hero .links a.muted:hover { color: var(--ink); }
.hero .services {
  font-family: var(--mono); font-size: 0.78rem; color: var(--ink-faint);
  margin: 34px 0 0; letter-spacing: 0.3px;
}

section { padding: 60px 0; }
.lbl { font-family: var(--mono); font-size: 0.78rem; color: var(--ink-faint); letter-spacing: 1px; text-transform: uppercase; margin-bottom: 26px; }

/* Práce */
.work { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 560px) { .work { grid-template-columns: 1fr; } }

.project {
  position: relative; display: block; aspect-ratio: 4 / 3; overflow: hidden;
  border: 1px solid var(--line); background: #111;
  transition: border-color 0.3s;
}
.project:hover, .project:focus-visible { border-color: var(--line-2); outline: none; }
.project img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; object-position: top center;
  filter: grayscale(70%); opacity: 0.45;
  transition: filter 0.4s, opacity 0.4s, transform 0.6s;
}
.project:hover img, .project:focus-visible img {
  filter: grayscale(0%); opacity: 0.9; transform: scale(1.03);
}
.project .veil {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(8,8,8,0.92) 0%, rgba(8,8,8,0.35) 45%, rgba(8,8,8,0.1) 100%);
  opacity: 0.55; transition: opacity 0.4s;
}
.project:hover .veil, .project:focus-visible .veil { opacity: 1; }

.project .label { position: absolute; left: 0; right: 0; bottom: 0; padding: 16px 20px 18px; }
/* vlastní podklad pod textem - samotný přechod přes obrázek na čtení nestačí */
.project .label::before {
  content: ''; position: absolute; inset: 0; z-index: 0;
  background: linear-gradient(to top, rgba(6,6,6,0.97) 55%, rgba(6,6,6,0.72) 100%);
  opacity: 0; transition: opacity 0.35s;
}
.project:hover .label::before, .project:focus-visible .label::before { opacity: 1; }
.project .name, .project .detail { position: relative; z-index: 1; }
.project .name {
  font-family: var(--mono); font-size: 0.92rem; color: var(--ink);
  display: flex; align-items: baseline; gap: 8px;
}
.project .name .arrow { color: var(--ink-soft); transition: transform 0.25s; }
.project:hover .name .arrow { transform: translate(2px, -2px); }

/* detail se ukáže až po najetí - dlaždice sama drží jen jméno */
.project .detail {
  display: block; max-height: 0; opacity: 0; overflow: hidden;
  transition: max-height 0.4s ease, opacity 0.3s ease;
}
.project:hover .detail, .project:focus-visible .detail { max-height: 180px; opacity: 1; }
.project .desc { display: block; color: var(--ink-soft); font-size: 0.86rem; line-height: 1.5; margin: 10px 0 0; }
.project .foot {
  display: block; font-family: var(--mono); font-size: 0.72rem; color: var(--ink-faint);
  margin-top: 10px; letter-spacing: 0.3px;
}

/* dotyk najetí neumí; text přes dlaždici by tam zakryl půlku náhledu, tak jde pod ni */
@media (hover: none) {
  .project { aspect-ratio: auto; border: none; }
  .project img { position: static; width: 100%; height: auto; aspect-ratio: 4 / 3; filter: grayscale(0%); opacity: 0.95; border: 1px solid var(--line); }
  .project .veil { display: none; }
  .project .label { position: static; padding: 12px 2px 0; }
  .project .label::before { display: none; }
  .project .detail { max-height: none; opacity: 1; }
}

/* Kontakt */
.contact h2 { font-size: clamp(1.6rem, 4vw, 2.1rem); font-weight: 600; letter-spacing: -1px; margin-bottom: 14px; }
.contact p { color: var(--ink-soft); margin-bottom: 26px; max-width: 420px; }
.contact a.cta {
  font-family: var(--mono); font-size: 1rem; color: var(--ink);
  border-bottom: 1px solid var(--line-2); padding-bottom: 3px; transition: border-color 0.2s;
}
.contact a.cta:hover { border-color: var(--ink); }

footer { border-top: 1px solid var(--line); padding: 26px 0 50px; }
footer .fin { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; }
footer p, footer span { font-family: var(--mono); font-size: 0.8rem; color: var(--ink-faint); }

/* Dlaždice je tlačítko, ne odkaz - vlastní styly prohlížeče pryč */
button.project { appearance: none; background: none; font: inherit; color: inherit; text-align: left; cursor: pointer; padding: 0; }

/* Detail projektu */
.sheet {
  /* reset výš sebral dialogu margin: auto, bez něj se nevycentruje */
  margin: auto;
  width: min(560px, calc(100vw - 32px)); max-height: min(80vh, 620px);
  padding: 30px 30px 26px; border: 1px solid var(--line-2); border-radius: 2px;
  background: #0e0e0e; color: var(--ink); overflow: auto;
}
.sheet::backdrop { background: rgba(0,0,0,0.72); backdrop-filter: blur(3px); }
.sheet h3 { font-family: var(--mono); font-size: 1.05rem; font-weight: 500; letter-spacing: 0.3px; }
.sheet .sheet-kind { font-family: var(--mono); font-size: 0.74rem; color: var(--ink-faint); margin: 8px 0 22px; letter-spacing: 0.3px; }
.sheet ul { list-style: none; }
.sheet li { color: var(--ink-soft); font-size: 0.95rem; position: relative; padding-left: 20px; margin-bottom: 10px; }
.sheet li::before { content: '—'; position: absolute; left: 0; color: var(--ink-faint); }
.sheet .sheet-stack {
  font-family: var(--mono); font-size: 0.74rem; color: var(--ink-faint);
  border-top: 1px solid var(--line); margin-top: 22px; padding-top: 18px; line-height: 1.7;
}
.sheet .sheet-go {
  display: inline-block; font-family: var(--mono); font-size: 0.88rem; color: var(--ink);
  border-bottom: 1px solid var(--line-2); padding-bottom: 3px; margin-top: 18px; transition: border-color 0.2s;
}
.sheet .sheet-go:hover { border-color: var(--ink); }
.sheet .sheet-x {
  position: absolute; top: 14px; right: 16px; appearance: none; background: none; border: none;
  color: var(--ink-faint); font-size: 1.5rem; line-height: 1; cursor: pointer; padding: 4px 8px;
  transition: color 0.2s;
}
.sheet .sheet-x:hover { color: var(--ink); }

/* Služby */
.services-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 34px 40px; }
@media (max-width: 560px) { .services-grid { grid-template-columns: 1fr; gap: 28px; } }
.service h3 { font-size: 1rem; font-weight: 600; letter-spacing: -0.2px; margin-bottom: 8px; }
.service p { color: var(--ink-soft); font-size: 0.95rem; }
.service-ex {
  appearance: none; background: none; border: none; padding: 0; cursor: pointer;
  font-family: var(--mono); font-size: 0.74rem; color: var(--ink-faint);
  margin-top: 12px; letter-spacing: 0.3px; transition: color 0.2s;
}
.service-ex:hover { color: var(--ink); }

/* Jak to probíhá */
.steps { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr 1fr; gap: 22px; } }
.steps li { color: var(--ink-soft); font-size: 0.92rem; border-top: 1px solid var(--line); padding-top: 14px; }
.steps .num { display: block; font-family: var(--mono); font-size: 0.74rem; color: var(--ink-faint); margin-bottom: 8px; }

/* Poptávka */
.ask { margin-top: 34px; max-width: 420px; display: flex; flex-direction: column; gap: 14px; }
.ask input[type="email"], .ask textarea {
  appearance: none; background: none; border: none; border-bottom: 1px solid var(--line);
  color: var(--ink); font-family: inherit; font-size: 0.95rem; padding: 10px 2px;
  resize: vertical; transition: border-color 0.2s;
}
.ask input::placeholder, .ask textarea::placeholder { color: var(--ink-faint); }
.ask input:focus, .ask textarea:focus { outline: none; border-color: var(--line-2); }
.ask button {
  align-self: flex-start; appearance: none; background: none; cursor: pointer;
  border: 1px solid var(--line-2); color: var(--ink);
  font-family: var(--mono); font-size: 0.85rem; padding: 10px 18px;
  transition: border-color 0.2s, background 0.2s;
}
.ask button:hover:not(:disabled) { border-color: var(--ink); background: rgba(255,255,255,0.04); }
.ask button:disabled { color: var(--ink-faint); cursor: default; }
.ask-trap { position: absolute; left: -9999px; opacity: 0; }
.ask-stav { font-family: var(--mono); font-size: 0.8rem; color: var(--ink-soft); }
.ask-stav a { border-bottom: 1px solid var(--line-2); }
.ask-nebo {
  font-family: var(--mono); font-size: 0.76rem; color: var(--ink-faint);
  border-top: 1px solid var(--line); margin-top: 44px; padding-top: 26px; letter-spacing: 0.3px;
}

/* ---------- 404 ---------- */
.ztraceno { padding: 90px 0 70px; min-height: 58vh; }
.ztraceno .cislo { font-family: var(--mono); font-size: 0.78rem; color: var(--ink-faint); letter-spacing: 1px; margin-bottom: 20px; }
.ztraceno h1 { font-size: clamp(1.8rem, 5vw, 2.6rem); font-weight: 600; letter-spacing: -1px; }
.ztraceno .tma { color: var(--ink-faint); font-family: var(--mono); font-size: 0.8rem; margin-top: 14px; }

/* Text je skoro v barvě pozadí; čitelný je jen tam, kam dosáhne reflektor.
   Maska jede po stejných proměnných jako on. */
.skryte {
  margin-top: 46px; color: var(--ink);
  -webkit-mask-image: radial-gradient(190px circle at var(--sx, -999px) var(--sy, -999px), #000 15%, transparent 72%);
  mask-image: radial-gradient(190px circle at var(--sx, -999px) var(--sy, -999px), #000 15%, transparent 72%);
}
.skryte p, .skryte nav { margin-bottom: 16px; }
.skryte-tip { font-family: var(--mono); font-size: 0.85rem; }
.skryte kbd {
  font-family: var(--mono); font-size: 0.8rem; border: 1px solid var(--line-2);
  border-radius: 3px; padding: 1px 6px;
}
.skryte nav { display: flex; gap: 22px; flex-wrap: wrap; font-family: var(--mono); font-size: 0.9rem; }
.skryte nav a { border-bottom: 1px solid var(--line-2); padding-bottom: 2px; }
.skryte-pata { color: var(--ink-soft); font-size: 0.9rem; }

/* Bez myši není čím svítit, a komu vadí pohyb, tomu se schovávat nebude. */
@media (hover: none) {
  .skryte { -webkit-mask-image: none; mask-image: none; }
  /* bez myši není čím svítit a bez klávesnice se konzole nevyvolá */
  .ztraceno .tma, .skryte-tip { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .skryte { -webkit-mask-image: none; mask-image: none; }
  .ztraceno .tma, .skryte-tip { display: none; }
}

/* ---------- Konzole ---------- */
.konzole {
  position: fixed; left: 50%; bottom: 46px; transform: translateX(-50%); z-index: 50;
  width: min(460px, calc(100vw - 32px));
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  background: #0e0e0e; border: 1px solid var(--line-2);
  padding: 12px 16px; font-family: var(--mono); font-size: 0.88rem;
}
/* atribut hidden musí přebít display: flex výš */
.konzole[hidden] { display: none; }
.konzole-znak { color: var(--ink-faint); }
.konzole input {
  flex: 1; min-width: 120px; appearance: none; background: none; border: none; outline: none;
  color: var(--ink); font-family: inherit; font-size: inherit;
}
.konzole-vypis a { color: var(--ink-soft); border-bottom: 1px solid var(--line); }
.konzole-vypis a:hover { color: var(--ink); }
.konzole-vypis {
  flex-basis: 100%; margin: 0; white-space: pre-wrap;
  font-family: inherit; font-size: 0.74rem; line-height: 1.7; color: var(--ink-faint);
  border-top: 1px solid var(--line); padding-top: 10px;
}

/* Baterka: okolí se rozmaže a ztlumí, ostré zůstane jen to, kam svítíš.
   Pouhé ztmavení tmavé stránky nebylo poznat, tohle ano. */
#baterka {
  position: fixed; inset: 0; z-index: 40; pointer-events: none; opacity: 0;
  backdrop-filter: blur(6px) brightness(0.3);
  -webkit-backdrop-filter: blur(6px) brightness(0.3);
  -webkit-mask-image: radial-gradient(300px circle at var(--mx, 50%) var(--my, 50%), transparent 0 22%, #000 92%);
  mask-image: radial-gradient(300px circle at var(--mx, 50%) var(--my, 50%), transparent 0 22%, #000 92%);
  transition: opacity 0.4s ease;
}
body.baterka-sviti #baterka { opacity: 1; }
body.baterka-sviti { cursor: crosshair; }
/* reflektor by v kruhu jen šedl, při baterce nesvítí */
body.baterka-sviti #spotlight { opacity: 0; }

/* ---------- Kdo nechce pohyb, ten ho mít nebude ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  #spotlight { transition: none; }
  .project img { transition: none; }
  .project:hover img, .project:focus-visible img { transform: none; }
  .project .detail { transition: none; }
  .project .name .arrow { transition: none; }
}